nspanel-patio: right button toggles the relay unless mcu-patio is online

- mipi_rgb GUITION-4848S040 model, ST7701S init over SPI (48/47)
- GT911 touch mirrored like the image, backlight on GPIO38
- clock and status pages (status until Home Assistant connects),
  same navigation bar as the other LVGL displays
- IPv6-only network

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common/common.yaml

@@ -24,8 +24,8 @@ text_sensor:
   # - <<: !include text_sensor/uptime.yaml
   - <<: !include text_sensor/wifi_info.yaml
 
-# time:
+time:
-#.  - <<: !include time/homeassistant.yaml
+  - <<: !include time/homeassistant.yaml
 
 network:
   enable_ipv6: true

common/common_dev.yaml

@@ -24,5 +24,8 @@ text_sensor:
   - <<: !include text_sensor/version.yaml
   - <<: !include text_sensor/wifi_info.yaml
 
+time:
+  - <<: !include time/homeassistant.yaml
+
 network:
   enable_ipv6: true

common/common_esp8266.yaml

@@ -23,5 +23,8 @@ text_sensor:
   - <<: !include text_sensor/version.yaml
   - <<: !include text_sensor/wifi_info.yaml
 
+time:
+  - <<: !include time/homeassistant.yaml
+
 network:
   enable_ipv6: true

common/common_eth.yaml

@@ -21,5 +21,8 @@ text_sensor:
   - <<: !include text_sensor/version.yaml
   - <<: !include text_sensor/ethernet_info.yaml
 
+time:
+  - <<: !include time/homeassistant.yaml
+
 network:
   enable_ipv6: true

common/common_wo_debug.yaml

@@ -27,3 +27,6 @@ text_sensor:
   - <<: !include text_sensor/git_ref.yaml
   - <<: !include text_sensor/version.yaml
   - <<: !include text_sensor/wifi_info.yaml
+
+time:
+  - <<: !include time/homeassistant.yaml

common/ipv6_only.yaml

@@ -0,0 +1,38 @@
+---
+# IPv6-only IoT network (SLAAC, no DHCPv4); add next to a common package:
+#   packages:
+#     common: !include common/common.yaml
+#     ipv6_only: !include common/ipv6_only.yaml
+external_components:
+  # network enable_ipv4 (esphome/esphome#19750), drop once merged
+  - source: github://pr#19750
+    components: [const, network, wifi]
+  # audio HTTP reader over IPv6 (dual-stack hosts resolve A first), drop once in #19750
+  - source: github://randybb/esphome-components
+    components: [audio]
+    refresh: 1h
+
+wifi:
+  networks:
+    - id: !extend wifi_iot
+      ssid: !secret wifi_ssid_ipv6
+      password: !secret wifi_password_ipv6
+
+esp32:
+  framework:
+    components:
+      # mdns 1.12.0 + fix for "A 0.0.0.0" without IPv4 (espressif/esp-protocols PR pending), drop once released
+      - name: espressif/mdns
+        source: https://github.com/randybb/esp-protocols.git
+        ref: mdns-v1.12.0-zero-ipv4-test
+        path: components/mdns
+      # IDF v5.5.5 lwip + .local resolution over IPv6 (espressif/esp-lwip#94), drop once in IDF
+      - name: lwip
+        source: https://github.com/randybb/esp-lwip.git
+        ref: idf-v5.5.5-lwip-component
+        path: lwip
+
+network:
+  enable_ipv6: true
+  enable_ipv4: false
+  min_ipv6_addr_count: 1

common/nspanel.yaml

@@ -0,0 +1,162 @@
+---
+# Sonoff NSPanel with the native Lovelace UI (randybb/esphome-nspanel-lovelace-native).
+# The device file adds the cards, buttons and relays:
+#   packages:
+#     common: !include common/common.yaml
+#     nspanel: !include
+#       file: common/nspanel.yaml
+#       vars:
+#         temperature_entity: sensor.zigbee_bedroom_temperature
+#   nspanel_lovelace:
+#     cards: [...]
+defaults:
+  temperature_name: Temperature
+  ntc_reference_temperature: 25°C
+
+esphome:
+  on_boot:
+    then:
+      - switch.turn_off: screen_power
+      - delay: 1s
+      - switch.turn_on: screen_power
+      - delay: 2s
+      - lambda: 'id(nspanel_id).set_display_dim(5, 80);'
+
+esp32:
+  variant: esp32
+  toolchain: esp-idf
+  framework:
+    type: esp-idf
+    advanced:
+      minimum_chip_revision: 3.0
+      sram1_as_iram: true
+
+external_components:
+  - source:
+      type: git
+      url: https://github.com/randybb/esphome-nspanel-lovelace-native
+      ref: devices
+    refresh: 0s
+    components: [nspanel_lovelace]
+
+api:
+  homeassistant_services: true
+  homeassistant_states: true
+  actions:
+    - action: play_rtttl
+      variables:
+        song: string
+      then:
+        - rtttl.play:
+            rtttl: !lambda 'return song;'
+
+    - action: notify
+      variables:
+        heading: string
+        message: string
+        song: string
+      then:
+        - lambda: 'id(nspanel_id).notify_on_screensaver(heading, message, 10000);'
+        - rtttl.play:
+            rtttl: !lambda 'return song;'
+
+    - action: notify_fullscreen
+      variables:
+        title: string
+        description: string
+        button1: string
+        button2: string
+        timeout: int
+        icon: string
+      then:
+        - lambda: 'id(nspanel_id).notify_on_screensaver(title, description, timeout);'
+        - rtttl.play: "scale_up:d=32,o=5,b=100:c,c#,d#,e,f#,g#,a#,b"
+
+uart:
+  id: display_uart
+  tx_pin: 16
+  rx_pin: 17
+  baud_rate: 115200
+
+nspanel_lovelace:
+  id: nspanel_id
+  sleep_timeout: 10
+  experimental_vertical_ui: true
+  locale:
+    language: sk
+    temperature_unit: celcius
+  screensaver:
+    time_id: ha_time
+    time_format: '%H:%M'
+    date_format: '%A, %d. %b. %Y'
+    weather:
+      entity_id: sensor.weather_forecast_daily
+      icon_color: [255, 255, 255]
+    entities:
+      - entity_id: ${temperature_entity}
+        icon:
+          value: home-thermometer-outline
+          color: [255, 255, 255]
+        precision: 1
+
+output:
+  - platform: ledc
+    id: buzzer_out
+    pin:
+      number: 21
+
+switch:
+  - platform: gpio
+    name: Screen Power
+    id: screen_power
+    entity_category: config
+    pin:
+      number: 4
+      inverted: true
+    restore_mode: ALWAYS_ON
+
+rtttl:
+  id: buzzer
+  output: buzzer_out
+
+sensor:
+  - platform: adc
+    id: ntc_source
+    pin: 38
+    update_interval: 5min
+    attenuation: 12db
+
+  - platform: resistance
+    id: resistance_sensor
+    sensor: ntc_source
+    configuration: DOWNSTREAM
+    resistor: 11.2kOhm
+
+  - platform: ntc
+    name: ${temperature_name}
+    id: temperature
+    sensor: resistance_sensor
+    calibration:
+      b_constant: 3950
+      reference_temperature: ${ntc_reference_temperature}
+      reference_resistance: 10kOhm
+
+text_sensor:
+  - platform: homeassistant
+    id: name_day
+    entity_id: sensor.nameday_sk
+    on_value:
+      - lambda: |-
+          id(nspanel_id).set_time_format("%H:%M~" + x);
+          id(nspanel_id).update_time();
+
+  # HMI protocol version reported by the TFT on startup (52/53 for this UI)
+  - platform: template
+    name: TFT Version
+    entity_category: diagnostic
+    update_interval: 60s
+    lambda: |-
+      using esphome::nspanel_lovelace::Configuration;
+      const auto ver = Configuration::get_version();
+      if (ver == 0) return {"unknown"};
+      return {std::to_string(ver) + " (" + Configuration::get_model_str() + ")"};

common/nspanel_sleep_dim.yaml

@@ -0,0 +1,42 @@
+---
+# NSPanel screensaver dims to 0 at night (sun below -6°), unless the room lights are on.
+#   packages:
+#     sleep_dim: !include
+#       file: common/nspanel_sleep_dim.yaml
+#       vars:
+#         sleep_override_entity: light.bedroom_lights
+script:
+  - id: apply_sleep_dim
+    then:
+      - lambda: |-
+          uint8_t dim;
+          if (id(sleep_override).state) dim = 5;              // sleepOverride
+          else if (id(sun_id).is_above_horizon(-6)) dim = 5;  // day
+          else dim = 0;                                       // night
+          id(nspanel_id).set_display_inactive_dim(dim);
+
+time:
+  - id: !extend ha_time
+    on_time_sync:
+      - script.execute: apply_sleep_dim
+
+binary_sensor:
+  - platform: homeassistant       # sleepOverride
+    id: sleep_override
+    entity_id: ${sleep_override_entity}
+    on_state:
+      - script.execute: apply_sleep_dim
+
+sun:
+  id: sun_id
+  time_id: ha_time
+  latitude: 48.15°
+  longitude: 17.11°
+  on_sunrise:
+    - elevation: -6°
+      then:
+        - script.execute: apply_sleep_dim
+  on_sunset:
+    - elevation: -6°
+      then:
+        - script.execute: apply_sleep_dim

common/wifi.yaml

@@ -2,7 +2,9 @@
 wifi:
   # reboot_timeout: 0s
   networks:
-    - ssid: !secret wifi_ssid
+    # id lets devices override the network with '!extend wifi_iot'
+    - id: wifi_iot
+      ssid: !secret wifi_ssid
       password: !secret wifi_password
   enable_btm: true
   enable_rrm: true

include/m5paper_calendar.h

@@ -0,0 +1,160 @@
+#pragma once
+// Upcoming calendar events for mcu-m5paper: parsed from the calendar.get_events
+// response and kept in flash (NVS), so they survive the power-off between RTC wake-ups.
+
+#include <algorithm>
+#include <cstdio>
+#include <cstring>
+
+#include "esphome/components/json/json_util.h"
+#include "esphome/core/preferences.h"
+#include "esphome/core/time.h"
+
+namespace m5paper_calendar {
+
+static constexpr uint8_t MAX_EVENTS = 32;
+static constexpr size_t SUMMARY_LEN = 44;
+static constexpr uint16_t ALL_DAY = 0xFFFF;
+static constexpr uint32_t PREF_HASH = 0x6D35C41A;
+
+enum Kind : uint8_t { BIRTHDAY = 0, WASTE };
+
+struct Event {
+  uint16_t day;     // local date, days since 1970-01-01
+  uint16_t minute;  // local start time in minutes after midnight, ALL_DAY if none
+  uint8_t kind;
+  char summary[SUMMARY_LEN + 1];
+};
+
+struct Events {
+  uint32_t fetched_at{0};  // UTC epoch of the download
+  uint8_t count{0};
+  Event items[MAX_EVENTS]{};
+
+  bool valid() const { return this->fetched_at != 0; }
+};
+
+// the events in RAM, loaded from flash at boot
+inline Events &events() {
+  static Events ev;
+  return ev;
+}
+
+// days since 1970-01-01 for a proleptic Gregorian date (H. Hinnant's algorithm)
+inline int32_t days_from_civil(int y, int m, int d) {
+  y -= m <= 2;
+  const int era = (y >= 0 ? y : y - 399) / 400;
+  const int yoe = y - era * 400;
+  const int doy = (153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + d - 1;
+  const int doe = yoe * 365 + yoe / 4 - yoe / 100 + doy;
+  return era * 146097 + doe - 719468;
+}
+
+inline int32_t local_day(const esphome::ESPTime &t) { return days_from_civil(t.year, t.month, t.day_of_month); }
+
+// 0 = Monday
+inline int weekday(int32_t day) { return (day + 3) % 7; }
+
+// "2026-10-01" (all-day) or "2026-10-01T10:00:00+02:00" -> local day and minute; false on error
+inline bool parse_start(const char *s, uint16_t &day, uint16_t &minute) {
+  int y, mo, d, h, mi, sec = 0, oh = 0, om = 0;
+  char sign = '+';
+  int n = sscanf(s, "%d-%d-%dT%d:%d:%d%c%d:%d", &y, &mo, &d, &h, &mi, &sec, &sign, &oh, &om);
+  if (n < 3)
+    return false;
+  if (n < 5) {
+    day = days_from_civil(y, mo, d);
+    minute = ALL_DAY;
+    return true;
+  }
+  int64_t ts = int64_t(days_from_civil(y, mo, d)) * 86400 + h * 3600 + mi * 60 + sec;
+  if (n >= 8 && (sign == '+' || sign == '-')) {
+    int64_t offset = oh * 3600 + om * 60;
+    ts += sign == '+' ? -offset : offset;
+  }
+  if (ts <= 0)
+    return false;
+  const auto t = esphome::ESPTime::from_epoch_local(ts);
+  day = local_day(t);
+  minute = t.hour * 60 + t.minute;
+  return true;
+}
+
+// copy at most SUMMARY_LEN bytes without cutting a UTF-8 sequence
+inline void copy_summary(char *dst, const char *src) {
+  size_t n = strnlen(src, SUMMARY_LEN + 1);
+  if (n > SUMMARY_LEN) {
+    n = SUMMARY_LEN;
+    while (n > 0 && (uint8_t(src[n]) & 0xC0) == 0x80)
+      n--;
+  }
+  memcpy(dst, src, n);
+  dst[n] = '\0';
+}
+
+// Parse the calendar.get_events response; Home Assistant wraps the action response as
+// {"response": {"calendar.x": {"events": [...]}, ...}}; every calendar other than the waste one holds birthdays
+inline bool parse(ArduinoJson::JsonObjectConst response, const char *waste, uint32_t now, Events &ev) {
+  ArduinoJson::JsonObjectConst root = response["response"].is<ArduinoJson::JsonObjectConst>()
+                                          ? response["response"].as<ArduinoJson::JsonObjectConst>()
+                                          : response;
+  if (root.size() == 0)
+    return false;
+
+  Events out;
+  for (ArduinoJson::JsonPairConst cal : root) {
+    const uint8_t kind = strcmp(cal.key().c_str(), waste) == 0 ? WASTE : BIRTHDAY;
+    for (ArduinoJson::JsonObjectConst item : cal.value()["events"].as<ArduinoJson::JsonArrayConst>()) {
+      Event e;
+      if (!parse_start(item["start"] | "", e.day, e.minute))
+        continue;
+      e.kind = kind;
+      copy_summary(e.summary, item["summary"] | "");
+      // the same birthday in the contacts and the manual calendar
+      if (std::any_of(out.items, out.items + out.count,
+                      [&e](const Event &o) { return o.day == e.day && strcmp(o.summary, e.summary) == 0; }))
+        continue;
+      if (out.count < MAX_EVENTS) {
+        out.items[out.count++] = e;
+        continue;
+      }
+      // full: keep the nearest events
+      Event *last = std::max_element(out.items, out.items + out.count,
+                                     [](const Event &a, const Event &b) { return a.day < b.day; });
+      if (e.day < last->day)
+        *last = e;
+    }
+  }
+  std::sort(out.items, out.items + out.count, [](const Event &a, const Event &b) {
+    // all-day (0xFFFF wraps to 0) first
+    return a.day != b.day ? a.day < b.day : uint16_t(a.minute + 1) < uint16_t(b.minute + 1);
+  });
+  out.fetched_at = now;
+  ev = out;
+  return true;
+}
+
+// battery cycle: refreshed once a day, after midnight
+inline bool stale(const esphome::ESPTime &now) {
+  const auto &ev = events();
+  return !ev.valid() || !now.is_valid() || now.timestamp - ev.fetched_at >= 20 * 3600;
+}
+
+inline esphome::ESPPreferenceObject &pref() {
+  static esphome::ESPPreferenceObject p = esphome::global_preferences->make_preference<Events>(PREF_HASH, true);
+  return p;
+}
+
+inline bool load(Events &ev) {
+  if (!pref().load(&ev)) {
+    ev = Events{};
+    return false;
+  }
+  ev.count = std::min(ev.count, MAX_EVENTS);
+  return true;
+}
+
+// written to flash right away: the board may power off before the next preferences flush
+inline bool save(const Events &ev) { return pref().save(&ev) && esphome::global_preferences->sync(); }
+
+}  // namespace m5paper_calendar

mcu-atoms3.yaml

@@ -491,8 +491,7 @@ sensor:
   #   name: Dallas Temp 4
   #   one_wire_id: hub_1
 
-time:
+# time:
-  - !include common/time/homeassistant.yaml
   # - platform: sntp
   #   id: sntp_time
   #   timezone: Europe/Bratislava

mcu-basement.yaml

@@ -139,8 +139,7 @@ switch:
     id: relay_2
 
 time:
-  - platform: homeassistant
+  - id: !extend ha_time
-    timezone: Europe/Bratislava
     on_time:
       - seconds: 0
         minutes: /15

mcu-cec-bedroom.yaml

@@ -31,11 +31,6 @@ packages:
 
 debug:
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 i2c:
   # - id: i2c0
   sda: 32

mcu-clock-1.yaml

@@ -23,6 +23,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # GPIO21  UART TX
 # GPIO20  UART RX
@@ -109,11 +110,6 @@ globals:
     restore_value: no
     initial_value: "false"
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 display:
   - platform: tm1637
     id: tm1637_display

mcu-clock-living-room.yaml

@@ -51,11 +51,6 @@ globals:
     restore_value: no
     initial_value: "false"
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 binary_sensor:
   - platform: gpio
     name: Button

mcu-desk-lamp.yaml

@@ -19,6 +19,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # Mi Desk Lamp
 # Pin 	  Function (Name)

mcu-dimmer.yaml

@@ -34,6 +34,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # fan:
 #   - platform: speed

mcu-echo-1.yaml

@@ -20,6 +20,12 @@ esp32:
 packages:
   common: !include common/common.yaml
 
+external_components:
+  # speaker media player: skip a failed playlist item (esphome#19862), drop once merged
+  - source: github://randybb/esphome-components
+    components: [speaker]
+    refresh: 1h
+
 api:
   actions:
     # https://github.com/granadaxronos/120-SONG_NOKIA_RTTTL_RINGTONE_PLAYER_FOR_ARDUINO_UNO/blob/master/RTTTL_PLAYER/songs.h

mcu-echo.yaml

@@ -21,6 +21,12 @@ esp32:
 packages:
   common: !include common/common.yaml
 
+external_components:
+  # speaker media player: skip a failed playlist item (esphome#19862), drop once merged
+  - source: github://randybb/esphome-components
+    components: [speaker]
+    refresh: 1h
+
 api:
   actions:
     # https://github.com/granadaxronos/120-SONG_NOKIA_RTTTL_RINGTONE_PLAYER_FOR_ARDUINO_UNO/blob/master/RTTTL_PLAYER/songs.h
@@ -127,16 +133,15 @@ media_player:
   - platform: speaker
     id: media_out
     name: Player
-    codec_support_enabled: false
     buffer_size: 14000
     media_pipeline:
       speaker: media_spk_resampling_input
-      # format: WAV
+      format: WAV  # only the WAV decoder is built (was codec_support_enabled: false)
       # num_channels: 1
       # sample_rate: 8000  # Lower sample rate
     announcement_pipeline:
       speaker: announcement_spk_resampling_input
-      # format: WAV
+      format: WAV
       # num_channels: 1
       # sample_rate: 8000  # Lower sample rate
     on_play:

mcu-eworkbench.yaml

@@ -242,11 +242,6 @@ binary_sensor:
 #     on_clockwise:
 #       - display_menu.down:
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 # display:
 #   - platform: tm1637
 #     id: tm1637_display

mcu-fireplace.yaml

@@ -27,6 +27,7 @@ external_components:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 
 # PINOUTS: M5ATOM+Atom Hub Switch
@@ -44,11 +45,6 @@ packages:
 # Relay1    G22
 # Relay2    G19
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 i2c:
   # - id: i2c0
   #   sda: 26

mcu-gate.yaml

@@ -19,6 +19,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # PINOUTS: M5ATOM
 # IR        G12

mcu-heater.yaml

@@ -37,6 +37,7 @@ external_components:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # PINOUTS: M5ATOM
 # IR        G12
@@ -129,9 +130,7 @@ globals:
     initial_value: '20.5'
 
 time:
-  - platform: homeassistant
+  - id: !extend ha_time
-    id: ha_time
-    timezone: Europe/Bratislava
     on_time:
       - seconds: 0
         minutes: /1

mcu-kitchen.yaml

@@ -36,6 +36,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 api:
   reboot_timeout: 300s
@@ -55,11 +56,6 @@ api:
 # Relay1    G22
 # Relay2    G19
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 i2c:
   # - id: i2c0
   #   sda: 26

mcu-lvgl-4848s040.yaml

@@ -0,0 +1,306 @@
+---
+substitutions:
+  device: lvgl-4848s040
+  name: LVGL 4848S040
+  area: DEV
+  comment: "${area} | Guition ESP32-S3-4848S040"
+
+esphome:
+  name: mcu-${device}
+  friendly_name: ${name}
+  area: ${area}
+  comment: ${comment}
+  on_boot:
+    - priority: -100
+      then:
+        - lvgl.page.show: status_page
+
+esp32:
+  variant: esp32s3
+  flash_size: 16MB
+  framework:
+    type: esp-idf
+    # PSRAM bandwidth for the RGB panel (not set by ESPHome); without it the
+    # image shifts during flash/WiFi activity
+    sdkconfig_options:
+      CONFIG_ESP32S3_DATA_CACHE_64KB: y
+      CONFIG_SPIRAM_FETCH_INSTRUCTIONS: y
+      CONFIG_SPIRAM_RODATA: y
+
+psram:
+  mode: octal
+  speed: 80MHz
+
+packages:
+  common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
+
+# PINOUTS: Guition ESP32-S3-4848S040, 4", 480x480, ST7701S, capacitive
+## Display (RGB, pins in the mipi_rgb model)
+# CS        39
+# SCK       48  ST7701S init (3-wire SPI)
+# SDA       47
+# DE        18
+# HSYNC     16
+# VSYNC     17
+# PCLK      21
+# BL        38
+## Capacitive Touch (GT911)
+# TP_SDA    19
+# TP_SCL    45
+## Relays (86 box variant)
+# RELAY1    40
+# RELAY2     2
+# RELAY3     1
+
+api:
+  # status page until Home Assistant connects (log viewers don't subscribe to states)
+  on_client_connected:
+    - delay: 2s
+    - if:
+        condition:
+          api.connected:
+            state_subscription_only: true
+        then:
+          - lvgl.page.show: main_page
+  on_client_disconnected:
+    - if:
+        condition:
+          not:
+            api.connected:
+              state_subscription_only: true
+        then:
+          - lvgl.page.show: status_page
+
+i2c:
+  - id: i2c_main
+    sda: 19
+    scl: 45
+    scan: true
+
+spi:
+  - id: lcd_spi
+    clk_pin: 48
+    mosi_pin: 47
+
+display:
+  - platform: mipi_rgb
+    model: GUITION-4848S040
+    id: main_display
+    spi_id: lcd_spi
+    update_interval: never
+    auto_clear_enabled: false
+
+touchscreen:
+  - platform: gt911
+    id: main_touch
+    display: main_display
+    i2c_id: i2c_main
+    # the mipi_rgb model mirrors the image on both axes, touch has to follow
+    transform:
+      mirror_x: true
+      mirror_y: true
+
+output:
+  - platform: ledc
+    id: gpio_backlight_pwm
+    pin: 38
+    frequency: 1220
+
+light:
+  - platform: monochromatic
+    id: back_light
+    name: Backlight
+    output: gpio_backlight_pwm
+    restore_mode: ALWAYS_ON
+
+script:
+  - id: update_status
+    then:
+      - lambda: |-
+          // same colors as the other status screens: ok green, waiting orange, details gray
+          static const uint32_t OK = 0x4DD966, WAIT = 0xFFB300;
+          auto set = [](lv_obj_t *label, const std::string &text, uint32_t color) {
+            lv_label_set_text(label, text.c_str());
+            lv_obj_set_style_text_color(label, lv_color_hex(color), LV_PART_MAIN);
+          };
+
+          const bool wifi_ok = wifi::global_wifi_component->is_connected();
+          set(id(status_wifi),
+              wifi_ok ? str_sprintf("WiFi: connected  (%d dBm)", wifi::global_wifi_component->wifi_rssi())
+                      : std::string("WiFi: connecting..."),
+              wifi_ok ? OK : WAIT);
+
+          // IPv6 first (skip link-local), then IPv4
+          std::string ips;
+          if (wifi_ok) {
+            char buf[network::IP_ADDRESS_BUFFER_SIZE];
+            for (bool v6 : {true, false}) {
+              for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+                if (!ip.is_set() || ip.is_ip6() != v6)
+                  continue;
+                ip.str_to(buf);
+                if (v6 && strncmp(buf, "fe80", 4) == 0)
+                  continue;
+                if (!ips.empty())
+                  ips += "\n";
+                ips += buf;
+              }
+            }
+          }
+          lv_label_set_text(id(status_ips), ips.c_str());
+          if (ips.empty())
+            lv_obj_add_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+          else
+            lv_obj_remove_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+
+          const bool api_ok = api::global_api_server->is_connected();
+          set(id(status_ha), api_ok ? "Home Assistant: connected" : "Home Assistant: waiting...",
+              api_ok ? OK : WAIT);
+
+          const uint32_t up = millis() / 1000;
+          lv_label_set_text(id(status_footer),
+                            str_sprintf("ESPHome %s  ·  up %ud %02u:%02u:%02u", ESPHOME_VERSION, up / 86400,
+                                        (up / 3600) % 24, (up / 60) % 60, up % 60).c_str());
+
+interval:
+  - interval: 1s
+    then:
+      - lvgl.label.update:
+          id: clock_label
+          text: !lambda |-
+            auto now = id(ha_time).now();
+            if (!now.is_valid())
+              return std::string("--:--");
+            return now.strftime("%H:%M");
+      - if:
+          condition:
+            lvgl.page.is_showing: status_page
+          then:
+            - script.execute: update_status
+
+image:
+  - platform: file
+    file: assets/images/made-for-esphome-white-on-black.svg
+    id: esphome_logo
+    resize: 320x95
+    type: RGB565
+    transparency: alpha_channel
+
+font:
+  - file: "gfonts://Roboto@500"
+    id: font_clock
+    size: 150
+    glyphs: "0123456789:-"
+  - file: "gfonts://Roboto"
+    id: font_title
+    size: 32
+  - file: "gfonts://Roboto"
+    id: font_status
+    size: 20
+    glyphs: "·"
+    glyphsets: [GF_Latin_Kernel]
+
+lvgl:
+  log_level: WARN
+  color_depth: 16
+  bg_color: 0x000000
+  text_color: 0xFFFFFF
+  theme:
+    buttonmatrix:
+      bg_opa: TRANSP
+      border_width: 0
+      items:
+        bg_color: 0x2B2F36
+        text_color: 0xFFFFFF
+        radius: 12
+        checked:
+          bg_color: 0xE08A00
+  top_layer:
+    widgets:
+      # same navigation bar as on mcu-lvgl-trainer
+      - buttonmatrix:
+          id: nav_bar
+          align: bottom_mid
+          width: 100%
+          height: 60
+          pad_all: 4
+          pad_column: 6
+          items:
+            text_font: montserrat_28
+          rows:
+            - buttons:
+                - id: page_prev
+                  text: ""
+                  on_press:
+                    then:
+                      lvgl.page.previous:
+                - id: page_home
+                  text: ""
+                  on_press:
+                    then:
+                      lvgl.page.show: main_page
+                - id: page_next
+                  text: ""
+                  on_press:
+                    then:
+                      lvgl.page.next:
+  pages:
+    # 1: clock
+    - id: main_page
+      widgets:
+        - label:
+            id: clock_label
+            align: CENTER
+            y: -30
+            text_font: font_clock
+            text: "--:--"
+
+    # 2: status (shown until Home Assistant connects)
+    - id: status_page
+      on_load:
+        - script.execute: update_status
+      widgets:
+        - image:
+            src: esphome_logo
+            align: TOP_MID
+            y: 16
+        - label:
+            align: TOP_MID
+            y: 120
+            text_font: font_title
+            text: "${name}"
+        - obj:
+            id: status_lines
+            x: 24
+            y: 170
+            width: 440
+            height: SIZE_CONTENT
+            bg_opa: TRANSP
+            border_width: 0
+            pad_all: 0
+            scrollbar_mode: "OFF"
+            layout:
+              type: flex
+              flex_flow: column
+              pad_row: 6
+            widgets:
+              - label:
+                  id: status_wifi
+                  text_font: font_status
+                  text: ""
+              - label:
+                  id: status_ips
+                  text_font: font_status
+                  text_color: 0x8C8C8C
+                  pad_left: 20
+                  text: ""
+              - label:
+                  id: status_ha
+                  text_font: font_status
+                  text: ""
+              - label:
+                  id: status_footer
+                  text_font: font_status
+                  text_color: 0x8C8C8C
+                  text: ""

mcu-lvgl-trainer.yaml

@@ -4,6 +4,13 @@ substitutions:
   name: Trainer Display
   area: Basement
   comment: "${area} | Pain Cave"
+  light_basement: light.mcu_basement_2_light
+  light_workbench: light.mcu_basement_2_workbench_light
+  light_exercise: light.exercise_room
+  fan: light.mcu_dimmer_exercise_room_fan
+
+# Pages (480x320, navigation bar at the bottom):
+# clock, lights, training, fan, stopwatch, status
 
 esphome:
   name: mcu-${device}
@@ -17,9 +24,9 @@ esp32:
   framework:
     type: esp-idf
 
-
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 i2c:
   - id: touchscreen_bus
@@ -36,71 +43,17 @@ spi:
   clk_pin: 47
   data_pins: [21, 48, 40, 39]
 
-color:
-  - id: my_red
-    red: 100%
-    green: 0%
-    blue: 0%
-  - id: my_orange
-    red: 100%
-    green: 50%
-    blue: 0%
-  - id: my_yellow
-    red: 100%
-    green: 100%
-    blue: 0%
-  - id: my_green
-    red: 0%
-    green: 100%
-    blue: 0%
-  - id: my_blue
-    red: 0%
-    green: 0%
-    blue: 100%
-  - id: my_teal
-    red: 0%
-    green: 100%
-    blue: 100%
-  - id: my_gray
-    red: 70%
-    green: 70%
-    blue: 70%
-  - id: my_white
-    red: 100%
-    green: 100%
-    blue: 100%
-
-font:
-  - file: "gfonts://Roboto"
-    id: Roboto_48
-    size: 48
-  - file: "gfonts://Roboto"
-    id: Roboto_36
-    size: 36
-  - file: "gfonts://Roboto"
-    id: Roboto_24
-    size: 24
-  - file: "gfonts://Roboto"
-    id: Roboto_12
-    size: 12
-  - file: "gfonts://Roboto"
-    id: font_std
-    size: 40
-    glyphs: "!\"%()+=,-_.:°0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz/\\[]|&@#'"
-  - file: "gfonts://Roboto@700"
-    id: font_title
-    size: 40
-    glyphs: "!\"%()+=,-_.:°0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz/\\[]|&@#'"
-
 globals:
-  - id: bgcolor
+  # stopwatch: accumulated time of finished runs + start of the current run
-    type: Color
+  - id: sw_running
-    initial_value: "Color::random_color()"
+    type: bool
-
+    initial_value: 'false'
-# power_supply:
+  - id: sw_start
-#   id: main_backlight
+    type: uint32_t
-#   pin: 1
+    initial_value: '0'
-#   enable_on_boot: true
+  - id: sw_accum
+    type: uint32_t
+    initial_value: '0'
 
 output:
   - platform: ledc
@@ -119,7 +72,6 @@ display:
   - platform: mipi_spi
     model: AXS15231
     data_rate: 40MHz #20mhz is default
-    #spi_mode: MODE2
     id: main_display
     spi_id: display_qspi
     dimensions:
@@ -127,11 +79,6 @@ display:
       width: 320
     cs_pin: 45
     auto_clear_enabled: false
-    # show_test_card: true
-    # lambda: |-
-    #   it.fill(id(bgcolor));
-    #   it.print(it.get_width()/2, it.get_height()/2-20, id(font_title), TextAlign::CENTER, "ESPHome");
-    #   it.print(it.get_width()/2, it.get_height()/2+20, id(font_std), TextAlign::CENTER, "@UTBDK");
 
 touchscreen:
   - platform: axs15231
@@ -142,27 +89,8 @@ touchscreen:
     # interrupt_pin:
     # number: 3
     # ignore_strapping_warning: true
-    calibration:
+    # no calibration/transform: the driver defaults to the native 320x480 panel and
-      x_min: 0
+    # LVGL applies its own rotation to touch points
-      x_max: 479
-      y_min: 0
-      y_max: 319
-    transform:
-      swap_xy: true
-      mirror_x: false
-      mirror_y: true
-    # on_touch:
-    #   - lambda: |-
-    #       Color newColor;
-    #       do { newColor =  Color::random_color(); } while (newColor == id(bgcolor));
-    #       id(bgcolor) = newColor;
-
-    #       ESP_LOGI("cal", "x=%d, y=%d, x_raw=%d, y_raw=%0d",
-    #         touch.x,
-    #         touch.y,
-    #         touch.x_raw,
-    #         touch.y_raw
-    #       );
     on_release:
       - if:
           condition: lvgl.is_paused
@@ -183,107 +111,640 @@ uart:
 
 binary_sensor:
   - platform: homeassistant
-    id: exercise_room_light
+    id: basement_light
-    entity_id: light.exercise_room
+    entity_id: ${light_basement}
     trigger_on_initial_state: true
     on_state:
-      then:
+      - lvgl.widget.update:
-        lvgl.widget.update:
+          id: basement_light_btn
-          id: exercise_room_light_btn
           state:
             checked: !lambda return x;
   - platform: homeassistant
-    id: exercise_room_fan
+    id: workbench_light
-    entity_id: light.mcu_dimmer_exercise_room_fan
+    entity_id: ${light_workbench}
     trigger_on_initial_state: true
     on_state:
-      then:
+      - lvgl.widget.update:
-        lvgl.widget.update:
+          id: workbench_light_btn
-          id: exercise_room_fan_btn
           state:
             checked: !lambda return x;
+  - platform: homeassistant
+    id: exercise_light
+    entity_id: ${light_exercise}
+    trigger_on_initial_state: true
+    on_state:
+      - lvgl.widget.update:
+          id: exercise_light_btn
+          state:
+            checked: !lambda return x;
+      # brightness and color temperature only make sense while the light is on
+      - if:
+          condition:
+            lambda: return x;
+          then:
+            - lvgl.widget.show: exercise_controls
+          else:
+            - lvgl.widget.hide: exercise_controls
+  - platform: homeassistant
+    id: fan_on
+    entity_id: ${fan}
+    trigger_on_initial_state: true
+    on_state:
+      - script.execute: update_fan_buttons
+
+sensor:
+  - platform: homeassistant
+    id: fan_brightness
+    entity_id: ${fan}
+    attribute: brightness
+    on_value:
+      - script.execute: update_fan_buttons
+
+text_sensor:
+  # light attributes read as text: they are 'None' while the light is off
+  - platform: homeassistant
+    id: exercise_brightness
+    entity_id: ${light_exercise}
+    attribute: brightness
+    on_value:
+      - if:
+          condition:
+            lambda: return parse_number<float>(x).has_value();
+          then:
+            - lvgl.slider.update:
+                id: exercise_brightness_slider
+                value: !lambda return roundf(*parse_number<float>(x) * 100.0f / 255.0f);
+  - platform: homeassistant
+    id: exercise_color_temp
+    entity_id: ${light_exercise}
+    attribute: color_temp_kelvin
+    on_value:
+      - if:
+          condition:
+            lambda: return parse_number<float>(x).has_value();
+          then:
+            - lvgl.slider.update:
+                id: exercise_color_temp_slider
+                value: !lambda return *parse_number<float>(x);
+  # a running automation (e.g. its delay) has current > 0
+  - platform: homeassistant
+    id: training_start_running
+    entity_id: automation.zwift_enable_fan
+    attribute: current
+    on_value:
+      - script.execute: update_training_status
+  - platform: homeassistant
+    id: training_stop_running
+    entity_id: automation.zwift_disable_fan
+    attribute: current
+    on_value:
+      - script.execute: update_training_status
+
+script:
+  - id: update_fan_buttons
+    then:
+      - lambda: |-
+          // fan level rounded to the 10 % steps of the buttons, 0 = off
+          int pct = 0;
+          if (id(fan_on).state && !std::isnan(id(fan_brightness).state))
+            pct = (int) roundf(id(fan_brightness).state * 10.0f / 255.0f) * 10;
+          const int levels[] = {0, 50, 60, 70, 80, 90, 100};
+          lv_obj_t *matrix = id(fan_matrix)->obj;
+          for (int i = 0; i < 7; i++) {
+            if (levels[i] == pct)
+              lv_buttonmatrix_set_button_ctrl(matrix, i, LV_BUTTONMATRIX_CTRL_CHECKED);
+            else
+              lv_buttonmatrix_clear_button_ctrl(matrix, i, LV_BUTTONMATRIX_CTRL_CHECKED);
+          }
+      - lvgl.label.update:
+          id: fan_status_label
+          text: !lambda |-
+            if (!id(fan_on).state)
+              return std::string("Ventilátor vypnutý");
+            if (std::isnan(id(fan_brightness).state))
+              return std::string("Ventilátor zapnutý");
+            return str_sprintf("Ventilátor %.0f %%", id(fan_brightness).state * 100.0f / 255.0f);
+
+  - id: update_training_status
+    then:
+      - lvgl.label.update:
+          id: training_status_label
+          text: !lambda |-
+            if (id(training_start_running).state != "0" && !id(training_start_running).state.empty())
+              return std::string("Tréning sa spúšťa, ventilátor sa zapne o 10 min");
+            if (id(training_stop_running).state != "0" && !id(training_stop_running).state.empty())
+              return std::string("Tréning sa ukončuje, ventilátor sa vypne o 2 min");
+            return std::string("");
+
+  - id: update_stopwatch
+    then:
+      - lvgl.label.update:
+          id: stopwatch_label
+          text: !lambda |-
+            const unsigned ms = id(sw_accum) + (id(sw_running) ? millis() - id(sw_start) : 0);
+            const unsigned s = ms / 1000;
+            if (s >= 3600)
+              return str_sprintf("%u:%02u:%02u", s / 3600, (s / 60) % 60, s % 60);
+            return str_sprintf("%02u:%02u.%u", s / 60, s % 60, (ms / 100) % 10);
+      - lvgl.label.update:
+          id: stopwatch_start_label
+          text: !lambda |-
+            return std::string(id(sw_running) ? "Stop" : "Štart");
+
+  - id: update_status
+    then:
+      - lambda: |-
+          // same colors as the other status screens: ok green, waiting orange, details gray
+          static const uint32_t OK = 0x4DD966, WAIT = 0xFFB300;
+          auto set = [](lv_obj_t *label, const std::string &text, uint32_t color) {
+            lv_label_set_text(label, text.c_str());
+            lv_obj_set_style_text_color(label, lv_color_hex(color), LV_PART_MAIN);
+          };
+
+          const bool wifi_ok = wifi::global_wifi_component->is_connected();
+          set(id(status_wifi),
+              wifi_ok ? str_sprintf("WiFi: connected  (%d dBm)", wifi::global_wifi_component->wifi_rssi())
+                      : std::string("WiFi: connecting..."),
+              wifi_ok ? OK : WAIT);
+
+          // IPv6 first (skip link-local), then IPv4
+          std::string ips;
+          if (wifi_ok) {
+            char buf[network::IP_ADDRESS_BUFFER_SIZE];
+            for (bool v6 : {true, false}) {
+              for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+                if (!ip.is_set() || ip.is_ip6() != v6)
+                  continue;
+                ip.str_to(buf);
+                if (v6 && strncmp(buf, "fe80", 4) == 0)
+                  continue;
+                if (!ips.empty())
+                  ips += "\n";
+                ips += buf;
+              }
+            }
+          }
+          lv_label_set_text(id(status_ips), ips.c_str());
+          if (ips.empty())
+            lv_obj_add_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+          else
+            lv_obj_remove_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+
+          const bool api_ok = api::global_api_server->is_connected();
+          set(id(status_ha), api_ok ? "Home Assistant: connected" : "Home Assistant: waiting...",
+              api_ok ? OK : WAIT);
+
+          const uint32_t up = millis() / 1000;
+          lv_label_set_text(id(status_footer),
+                            str_sprintf("ESPHome %s  ·  up %ud %02u:%02u:%02u", ESPHOME_VERSION, up / 86400,
+                                        (up / 3600) % 24, (up / 60) % 60, up % 60).c_str());
+interval:
+  - interval: 1s
+    then:
+      - lvgl.label.update:
+          id: clock_label
+          text: !lambda |-
+            auto now = id(ha_time).now();
+            if (!now.is_valid())
+              return std::string("--:--:--");
+            return now.strftime("%H:%M:%S");
+  - interval: 100ms
+    then:
+      - if:
+          condition:
+            and:
+              - lambda: return id(sw_running);
+              - lvgl.page.is_showing: stopwatch_page
+          then:
+            - script.execute: update_stopwatch
+  - interval: 2s
+    then:
+      - if:
+          condition:
+            lvgl.page.is_showing: status_page
+          then:
+            - script.execute: update_status
+
+image:
+  - platform: file
+    file: assets/images/made-for-esphome-white-on-black.svg
+    id: esphome_logo
+    resize: 280x83
+    type: RGB565
+    transparency: alpha_channel
+
+font:
+  - file: "gfonts://Roboto@500"
+    id: font_digits
+    size: 110
+    glyphs: "0123456789:.-"
+  - file: "gfonts://Roboto"
+    id: font_ui
+    size: 24
+    glyphs: &sk_glyphs "ÁÄČĎÉÍĹĽŇÓÔŔŠŤÚÝŽáäčďéíĺľňóôŕšťúýž°·"
+    glyphsets: [GF_Latin_Kernel]
+  - file: "gfonts://Roboto@500"
+    id: font_button
+    size: 34
+    glyphs: *sk_glyphs
+    glyphsets: [GF_Latin_Kernel]
+  - file: "gfonts://Roboto"
+    id: font_small
+    size: 18
+    glyphs: *sk_glyphs
+    glyphsets: [GF_Latin_Kernel]
 
 lvgl:
   rotation: 90
   buffer_size: 100%
   log_level: WARN
   color_depth: 16
-  default_font: montserrat_18
+  default_font: font_ui
-  #   on_idle:
+  bg_color: 0x000000
-  #     - timeout: !lambda "return (id(display_timeout).state * 1000);"
+  text_color: 0xFFFFFF
-  #       then:
+  theme:
-  #         - logger.log: "LVGL is idle"
+    button:
-  #         - light.turn_off:
+      bg_color: 0x2B2F36
-  #             id: display_backlight
+      radius: 12
-  #             transition_length: 2500ms
+      checked:
-  #         - lvgl.pause:
+        bg_color: 0xE08A00
+    buttonmatrix:
+      bg_opa: TRANSP
+      border_width: 0
+      items:
+        bg_color: 0x2B2F36
+        text_color: 0xFFFFFF
+        radius: 12
+        checked:
+          bg_color: 0xE08A00
+    slider:
+      bg_color: 0x2B2F36
+      indicator:
+        bg_color: 0xE08A00
+      knob:
+        bg_color: 0xFFFFFF
   top_layer:
     widgets:
       - buttonmatrix:
+          id: nav_bar
           align: bottom_mid
-          # styles: header_footer
+          width: 100%
-          pad_all: 0
+          height: 56
-          outline_width: 0
+          pad_all: 4
-          id: top_layer
+          pad_column: 6
-          # items:
+          items:
-          #   styles: header_footer
+            text_font: montserrat_28
           rows:
             - buttons:
                 - id: page_prev
-                  text: "\uF053"
+                  text: ""
                   on_press:
                     then:
                       lvgl.page.previous:
                 - id: page_home
-                  text: "\uF015"
+                  text: ""
                   on_press:
                     then:
-                      lvgl.page.show: main_page
+                      lvgl.page.show: clock_page
                 - id: page_next
-                  text: "\uF054"
+                  text: ""
                   on_press:
                     then:
                       lvgl.page.next:
   pages:
-    - id: main_page
+    # 1: clock (default after boot)
+    - id: clock_page
       widgets:
         - label:
-            text: "ESPHome LVGL Display"
+            id: clock_label
             align: CENTER
-            text_align: CENTER
+            y: -28
-            text_color: 0xFFFFFF
+            text_font: font_digits
-    - id: excercise_page
+            text: "--:--:--"
+
+    # 2: basement lights
+    - id: lights_page
+      pad_all: 10
       widgets:
-        - label:
-            align: CENTER
-            text: 'Hello World!'
         - button:
-            id: exercise_room_light_btn
+            id: basement_light_btn
             align: TOP_LEFT
-            width: 100
+            width: 148
-            height: 70
+            height: 80
             checkable: true
             widgets:
-            - label:
+              - label:
-                align: CENTER
+                  align: CENTER
-                text: 'Light'
+                  text: "Pivnica"
             on_click:
-            - homeassistant.action:
+              - homeassistant.action:
-                action: light.toggle
+                  action: light.toggle
-                data:
+                  data:
-                    entity_id: light.exercise_room
+                    entity_id: ${light_basement}
         - button:
-            id: exercise_room_fan_btn
+            id: workbench_light_btn
-            align: TOP_RIGHT
+            align: TOP_MID
-            width: 100
+            width: 148
-            height: 70
+            height: 80
             checkable: true
             widgets:
-            - label:
+              - label:
-                align: CENTER
+                  align: CENTER
-                text: 'Fan'
+                  text: "Pracovný stôl"
             on_click:
-            - homeassistant.action:
+              - homeassistant.action:
-                action: light.toggle
+                  action: light.toggle
-                data:
+                  data:
-                    entity_id: light.mcu_dimmer_exercise_room_fan
+                    entity_id: ${light_workbench}
+        - button:
+            id: exercise_light_btn
+            align: TOP_RIGHT
+            width: 148
+            height: 80
+            checkable: true
+            widgets:
+              - label:
+                  align: CENTER
+                  text: "Posilka"
+            on_click:
+              - homeassistant.action:
+                  action: light.toggle
+                  data:
+                    entity_id: ${light_exercise}
+        - obj:
+            id: exercise_controls
+            hidden: true
+            y: 110
+            width: 460
+            height: 120
+            pad_all: 0
+            bg_opa: TRANSP
+            border_width: 0
+            scrollbar_mode: "OFF"
+            widgets:
+              - label:
+                  x: 4
+                  y: 0
+                  text_font: font_small
+                  text: "Posilka jas"
+              - slider:
+                  id: exercise_brightness_slider
+                  x: 14
+                  y: 32
+                  width: 430
+                  height: 16
+                  min_value: 1
+                  max_value: 100
+                  value: 100
+                  on_release:
+                    - homeassistant.action:
+                        action: light.turn_on
+                        data:
+                          entity_id: ${light_exercise}
+                          brightness_pct: !lambda return (int) x;
+              - label:
+                  x: 4
+                  y: 62
+                  text_font: font_small
+                  text: "Posilka teplota  (2700 – 6500 K)"
+              - slider:
+                  id: exercise_color_temp_slider
+                  x: 14
+                  y: 94
+                  width: 430
+                  height: 16
+                  min_value: 2700
+                  max_value: 6500
+                  value: 2700
+                  on_release:
+                    - homeassistant.action:
+                        action: light.turn_on
+                        data:
+                          entity_id: ${light_exercise}
+                          color_temp_kelvin: !lambda return (int) x;
+
+    # 3: training start / stop
+    - id: training_page
+      pad_all: 10
+      widgets:
+        - button:
+            align: TOP_LEFT
+            y: 10
+            width: 222
+            height: 150
+            bg_color: 0x1E7D32
+            widgets:
+              - label:
+                  align: CENTER
+                  text_font: font_button
+                  text: "Štart"
+            on_click:
+              - homeassistant.action:
+                  action: automation.trigger
+                  data:
+                    entity_id: automation.zwift_enable_fan
+        - button:
+            align: TOP_RIGHT
+            y: 10
+            width: 222
+            height: 150
+            bg_color: 0xB71C1C
+            widgets:
+              - label:
+                  align: CENTER
+                  text_font: font_button
+                  text: "Stop"
+            on_click:
+              - homeassistant.action:
+                  action: automation.trigger
+                  data:
+                    entity_id: automation.zwift_disable_fan
+        - label:
+            id: training_status_label
+            align: TOP_MID
+            y: 185
+            width: 440
+            text_align: CENTER
+            text_font: font_small
+            text: ""
+
+    # 4: fan
+    - id: fan_page
+      pad_all: 10
+      widgets:
+        - buttonmatrix:
+            id: fan_matrix
+            align: TOP_MID
+            width: 460
+            height: 180
+            pad_row: 8
+            pad_column: 8
+            one_checked: true
+            items:
+              text_font: font_button
+            rows:
+              - buttons:
+                  - text: "Vyp"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_off
+                          data:
+                            entity_id: ${fan}
+                  - text: "50"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_on
+                          data:
+                            entity_id: ${fan}
+                            brightness_pct: "50"
+                  - text: "60"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_on
+                          data:
+                            entity_id: ${fan}
+                            brightness_pct: "60"
+                  - text: "70"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_on
+                          data:
+                            entity_id: ${fan}
+                            brightness_pct: "70"
+              - buttons:
+                  - text: "80"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_on
+                          data:
+                            entity_id: ${fan}
+                            brightness_pct: "80"
+                  - text: "90"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_on
+                          data:
+                            entity_id: ${fan}
+                            brightness_pct: "90"
+                  - text: "100"
+                    control:
+                      checkable: true
+                    on_press:
+                      - homeassistant.action:
+                          action: light.turn_on
+                          data:
+                            entity_id: ${fan}
+                            brightness_pct: "100"
+        - label:
+            id: fan_status_label
+            align: TOP_MID
+            y: 200
+            text_font: font_small
+            text: ""
+
+    # 5: stopwatch
+    - id: stopwatch_page
+      pad_all: 10
+      widgets:
+        - label:
+            id: stopwatch_label
+            align: TOP_MID
+            y: 10
+            text_font: font_digits
+            text: "00:00.0"
+        - button:
+            align: TOP_LEFT
+            y: 150
+            width: 222
+            height: 90
+            widgets:
+              - label:
+                  id: stopwatch_start_label
+                  align: CENTER
+                  text_font: font_button
+                  text: "Štart"
+            on_click:
+              - lambda: |-
+                  if (id(sw_running)) {
+                    id(sw_accum) += millis() - id(sw_start);
+                    id(sw_running) = false;
+                  } else {
+                    id(sw_start) = millis();
+                    id(sw_running) = true;
+                  }
+              - script.execute: update_stopwatch
+        - button:
+            align: TOP_RIGHT
+            y: 150
+            width: 222
+            height: 90
+            widgets:
+              - label:
+                  align: CENTER
+                  text_font: font_button
+                  text: "Reset"
+            on_click:
+              - lambda: |-
+                  id(sw_accum) = 0;
+                  id(sw_start) = millis();
+              - script.execute: update_stopwatch
+
+    # 6: status
+    - id: status_page
+      on_load:
+        - script.execute: update_status
+      widgets:
+        - image:
+            src: esphome_logo
+            align: TOP_MID
+            y: 8
+        - label:
+            align: TOP_MID
+            y: 96
+            text: "${name}"
+        - obj:
+            id: status_lines
+            x: 20
+            y: 126
+            width: 440
+            height: SIZE_CONTENT
+            bg_opa: TRANSP
+            border_width: 0
+            pad_all: 0
+            scrollbar_mode: "OFF"
+            layout:
+              type: flex
+              flex_flow: column
+              pad_row: 4
+            widgets:
+              - label:
+                  id: status_wifi
+                  text_font: font_small
+                  text: ""
+              - label:
+                  id: status_ips
+                  text_font: font_small
+                  text_color: 0x8C8C8C
+                  pad_left: 16
+                  text: ""
+              - label:
+                  id: status_ha
+                  text_font: font_small
+                  text: ""
+              - label:
+                  id: status_footer
+                  text_font: font_small
+                  text_color: 0x8C8C8C
+                  text: ""

mcu-lvgl.yaml

@@ -10,8 +10,10 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  platformio_options:
+  on_boot:
-    board_build.flash_mode: dio
+    - priority: -100
+      then:
+        - lvgl.page.show: status_page
 
 esp32:
   variant: esp32s3
@@ -19,9 +21,9 @@ esp32:
   toolchain: esp-idf
   framework:
     type: esp-idf
-    # Required to achieve sufficient PSRAM bandwidth
+    # PSRAM bandwidth for the RGB panel (not set by ESPHome); without it the
+    # image shifts during flash/WiFi activity
     sdkconfig_options:
-      CONFIG_ESP32S3_DEFAULT_CPU_FREQ_240: y
       CONFIG_ESP32S3_DATA_CACHE_64KB: y
       CONFIG_SPIRAM_FETCH_INSTRUCTIONS: y
       CONFIG_SPIRAM_RODATA: y
@@ -32,6 +34,7 @@ psram:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # PINOUTS: ESP32 Cheap Yellow Display, 4.3", IPS, Capacitive
 ## Display
@@ -63,6 +66,7 @@ packages:
 # HSYNC     39
 # VSYNC     41
 # DE        40
+# BL         2
 ## Capacitive Touch
 # TP_INT
 # TP_RST    38
@@ -89,579 +93,248 @@ packages:
 # 3         19  TP_SDA
 # 4         20  TP_SCL
 
+api:
+  # status page until Home Assistant connects (log viewers don't subscribe to states)
+  on_client_connected:
+    - delay: 2s
+    - if:
+        condition:
+          api.connected:
+            state_subscription_only: true
+        then:
+          - lvgl.page.show: main_page
+  on_client_disconnected:
+    - if:
+        condition:
+          not:
+            api.connected:
+              state_subscription_only: true
+        then:
+          - lvgl.page.show: status_page
+
 i2c:
   - id: i2c_main
     sda: 19
     scl: 20
     scan: true
 
+# same pins and timing as the 5" Sunton board, pclk lowered for the 4.3" panel
 display:
-  - platform: rpi_dpi_rgb
+  - platform: mipi_rgb
+    model: ESP32-8048S050
     id: main_display
     color_order: RGB
     invert_colors: true
+    pclk_frequency: 12.5MHz
     update_interval: never
     auto_clear_enabled: false # takes 2.8 seconds to clear the display
-    dimensions:
-      width: 800
-      height: 480
-    de_pin: 40
-    hsync_pin: 39
-    vsync_pin: 41
-    pclk_pin: 42
-    pclk_frequency: 12.5MHz
-    hsync_pulse_width: 4
-    hsync_front_porch: 8
-    hsync_back_porch: 8
-    vsync_pulse_width: 4
-    vsync_front_porch: 8
-    vsync_back_porch: 8
-    data_pins:
-      red:
-        - 45        # R1
-        - 48        # R2
-        - 47        # R3
-        - 21        # R4
-        - 14        # R5
-      green:
-        - 5         # G0
-        - 6         # G1
-        - 7         # G2
-        - 15        # G3
-        - 16        # G4
-        - 4         # G5
-      blue:
-        - 8         # B1
-        - 3         # B2
-        - 46        # B3
-        - 9         # B4
-        - 1         # B5
 
+touchscreen:
+  - platform: gt911
+    id: main_touch
+    display: main_display
+    i2c_id: i2c_main
+    reset_pin: 38
 
-# Define a PWM output on the ESP32
 output:
   - platform: ledc
+    id: gpio_backlight_pwm
     pin: 2
     frequency: 1220
-    id: gpio_backlight_pwm
 
 light:
   - platform: monochromatic
-    output: gpio_backlight_pwm
     id: back_light
+    name: Backlight
+    output: gpio_backlight_pwm
     restore_mode: ALWAYS_ON
 
-text_sensor:
-  - platform: template
-    # name: Uptime Human Readable
-    id: uptime_human
-    icon: mdi:clock-start
-    internal: True
-
-time:
-  - platform: homeassistant
-    id: time_comp
-
-number:
-  - platform: template
-    initial_value: 0
-    id: counting_number
-    internal: True
-    min_value: -10
-    max_value: 10
-    step: 1
-    optimistic: True
-
-# debug:
-#   update_interval: 5s
-
-sensor:
-  - platform: uptime
-    id: uptime_counter
-    update_interval: 1s
-    accuracy_decimals: 0
-    on_raw_value:
-      then:
-        - light.turn_on:
-            id: back_light
-            brightness: 90%
-        - number.increment:
-            id: counting_number
-            cycle: True
-        - script.execute: update_display
-  # - platform: debug
-  #   free:
-  #     name: "${name} Heap Free"
-  #   block:
-  #     name: "${name} Heap Max Block"
-  #   loop_time:
-  #     name: "${name} Loop Time"
-  #   psram:
-  #     name: "${name} Free PSRAM"
-  - platform: uptime
-    # name: Uptime Sensor
-    internal: True
-    id: uptime_sensor
-    update_interval: 1s
-    on_raw_value:
-      then:
-        - text_sensor.template.publish:
-            id: uptime_human
-            state: !lambda |-
-              int seconds = round(id(uptime_sensor).raw_state);
-              int days = seconds / (24 * 3600);
-              seconds = seconds % (24 * 3600);
-              int hours = seconds / 3600;
-              seconds = seconds % 3600;
-              int minutes = seconds /  60;
-              seconds = seconds % 60;
-              return (
-                ("Uptime ") +
-                (days ? to_string(days) + "d " : "") +
-                (hours ? to_string(hours) + "h " : "") +
-                (minutes ? to_string(minutes) + "m " : "") +
-                (to_string(seconds) + "s")
-              ).c_str();
-
 script:
-  - id: update_display
+  - id: update_status
+    then:
+      - lambda: |-
+          // same colors as the other status screens: ok green, waiting orange, details gray
+          static const uint32_t OK = 0x4DD966, WAIT = 0xFFB300;
+          auto set = [](lv_obj_t *label, const std::string &text, uint32_t color) {
+            lv_label_set_text(label, text.c_str());
+            lv_obj_set_style_text_color(label, lv_color_hex(color), LV_PART_MAIN);
+          };
+
+          const bool wifi_ok = wifi::global_wifi_component->is_connected();
+          set(id(status_wifi),
+              wifi_ok ? str_sprintf("WiFi: connected  (%d dBm)", wifi::global_wifi_component->wifi_rssi())
+                      : std::string("WiFi: connecting..."),
+              wifi_ok ? OK : WAIT);
+
+          // IPv6 first (skip link-local), then IPv4
+          std::string ips;
+          if (wifi_ok) {
+            char buf[network::IP_ADDRESS_BUFFER_SIZE];
+            for (bool v6 : {true, false}) {
+              for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+                if (!ip.is_set() || ip.is_ip6() != v6)
+                  continue;
+                ip.str_to(buf);
+                if (v6 && strncmp(buf, "fe80", 4) == 0)
+                  continue;
+                if (!ips.empty())
+                  ips += "\n";
+                ips += buf;
+              }
+            }
+          }
+          lv_label_set_text(id(status_ips), ips.c_str());
+          if (ips.empty())
+            lv_obj_add_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+          else
+            lv_obj_remove_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+
+          const bool api_ok = api::global_api_server->is_connected();
+          set(id(status_ha), api_ok ? "Home Assistant: connected" : "Home Assistant: waiting...",
+              api_ok ? OK : WAIT);
+
+          const uint32_t up = millis() / 1000;
+          lv_label_set_text(id(status_footer),
+                            str_sprintf("ESPHome %s  ·  up %ud %02u:%02u:%02u", ESPHOME_VERSION, up / 86400,
+                                        (up / 3600) % 24, (up / 60) % 60, up % 60).c_str());
+interval:
+  - interval: 1s
     then:
-      # - lvgl.indicator.line.update:
-      #     id: power_meter_input
-      #     value: !lambda return id(counting_number).state;
       - lvgl.label.update:
-          id: battery_kw
+          id: clock_label
           text: !lambda |-
-            static char buf[8];
+            auto now = id(ha_time).now();
-            snprintf(buf, sizeof(buf), "%.1fkW", id(counting_number).state);
+            if (!now.is_valid())
-            return buf;
+              return std::string("--:--");
-      - lvgl.label.update:
+            return now.strftime("%H:%M");
-          id: battery_status
+      - if:
-          text_color: 0xFF0000
+          condition:
-          #text: "charging"
+            lvgl.page.is_showing: status_page
-          text: "discharging"
+          then:
-      - lvgl.label.update:
+            - script.execute: update_status
-          id: battery_soc
-          text: !lambda |-
-            static char buf[8];
-            snprintf(buf, sizeof(buf), "%.1f%%", id(counting_number).state);
-            return buf;
-      - lvgl.label.update:
-          id: solar_kw
-          text: !lambda |-
-            static char buf[8];
-            snprintf(buf, sizeof(buf), "%.1fkW", id(counting_number).state);
-            return buf;
-      # - lvgl.img.update:
-      #     id: img_solar_power
-      #     src: solar_power_icon
-      #     img_recolor: 0xFFF000 #mixes this color with the base image
-      #     #img_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-      #     #bg_color: 0xFFFFFF
-      # # - lvgl.indicator.line.update:
-      # #     id: power_meter_input2
-      # #     value: !lambda return id(counting_number).state;
-      - lvgl.label.update:
-          id: battery_kw2
-          text: !lambda |-
-            static char buf[8];
-            snprintf(buf, sizeof(buf), "%.1fkW", id(counting_number).state);
-            return buf;
-      - lvgl.label.update:
-          id: battery_status2
-          text_color: 0xFF0000
-          #text: "charging"
-          text: "discharging"
-      - lvgl.label.update:
-          id: battery_soc2
-          text: !lambda |-
-            static char buf[8];
-            snprintf(buf, sizeof(buf), "%.1f%%", id(counting_number).state);
-            return buf;
-      - lvgl.label.update:
-          id: solar_kw2
-          text: !lambda |-
-            static char buf[8];
-            snprintf(buf, sizeof(buf), "%.1fkW", id(counting_number).state);
-            return buf;
-      # - lvgl.img.update:
-      #     id: img_solar_power2
-      #     src: solar_power_icon
-      #     img_recolor: 0xFFF000 #mixes this color with the base image
-      #     #img_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-      #     #bg_color: 0xFFFFFF
 
 image:
-  - file: mdi:sun-wireless-outline
+  - platform: file
-    #"solar-power-invert.png"
+    file: assets/images/made-for-esphome-white-on-black.svg
-    # mdi:solar-power
+    id: esphome_logo
-    # mdi:battery-charging-outline
+    resize: 400x118
-    # mdi:battery-arrow-up-outline
+    type: RGB565
-    # mdi:battery-arrow-down-outline
+    transparency: alpha_channel
-    id: solar_power_icon
-    resize: 50x50
-    type: BINARY
 
-  - file: mdi:battery-arrow-down-outline
+font:
-    id: home_battery_icon
+  - file: "gfonts://Roboto@500"
-    resize: 30x30
+    id: font_clock
-    type: BINARY
+    size: 200
+    glyphs: "0123456789:-"
+  - file: "gfonts://Roboto"
+    id: font_title
+    size: 40
+  - file: "gfonts://Roboto"
+    id: font_status
+    size: 26
+    glyphs: "·"
+    glyphsets: [GF_Latin_Kernel]
 
 lvgl:
-  log_level: INFO
+  log_level: WARN
   color_depth: 16
-  #buffer_size: 25%
+  bg_color: 0x000000
-  bg_color: 0
+  text_color: 0xFFFFFF
-  border_width: 0
+  theme:
-  outline_width: 0
+    buttonmatrix:
-  shadow_width: 0
-  text_font: unscii_16
-  align: center
-  style_definitions:
-    - id: meter_style
-      text_font: unscii_8
-      #state_default: null
-    - id: font_style
-      text_font: MONTSERRAT_24
-      #text_font: unscii_16
-      align: center
-      text_color: 0xFFFFFF
-      #bg_opa: cover
       bg_opa: TRANSP
-      bg_color: 0
+      border_width: 0
-      radius: 4
+      items:
-      pad_all: 2
+        bg_color: 0x2B2F36
-    - id: details_style
+        text_color: 0xFFFFFF
-      text_font: MONTSERRAT_18
+        radius: 12
-      align: center
+        checked:
-      text_color: 0xFFFFFF
+          bg_color: 0xE08A00
-      #bg_opa: cover
+  top_layer:
-      bg_opa: TRANSP
+    widgets:
-      bg_color: 0
+      # same navigation bar as on mcu-lvgl-trainer
-      radius: 4
+      - buttonmatrix:
-      pad_all: 2
+          id: nav_bar
-  widgets:
+          align: bottom_mid
-    - obj: # Meter
+          width: 100%
-        height: 240
+          height: 64
-        width: 240
+          pad_all: 4
-        #bg_opa: TRANSP
+          pad_column: 6
-        bg_color: 0
+          items:
-        border_width: 0
+            text_font: montserrat_28
-        outline_width: 0
+          rows:
-        shadow_width: 0
+            - buttons:
-        pad_all: 4
+                - id: page_prev
-        align: TOP_LEFT
+                  text: "\uF053"
-        #scrollbar_mode: "off"
+                  on_press:
-        widgets:
+                    then:
-          - meter: # Gradient color  arc
+                      lvgl.page.previous:
-              height: 100%
+                - id: page_home
-              width: 100%
+                  text: "\uF015"
-              border_width: 0
+                  on_press:
-              outline_width: 0
+                    then:
-              align: center
+                      lvgl.page.show: main_page
-              bg_color: 0
+                - id: page_next
-              styles: meter_style
+                  text: "\uF054"
-              #bg_opa: TRANSP
+                  on_press:
-              scales:
+                    then:
-                angle_range: 180 # sets the total angle to 180 = starts mid left and ends mid right
+                      lvgl.page.next:
-                range_to: 10
+  pages:
-                range_from: -10
+    # 1: clock
-                ticks:
+    - id: main_page
-                  count: 0
+      widgets:
-                indicators:
+        - label:
-                  - line:
+            id: clock_label
-                      id: power_meter_input
+            align: CENTER
-                      width: 8
+            y: -32
-                      color: 0xFFFFFF
+            text_font: font_clock
-                      r_mod: 12 #sets line length by this much difference from the scale default radius
+            text: "--:--"
-                      value: 50
+
-                  # - image:
+    # 2: status (shown until Home Assistant connects)
-                  #     id: power_meter_input_img
+    - id: status_page
-                  - arc:
+      on_load:
-                      color: 0xFF3000
+        - script.execute: update_status
-                      r_mod: 10 #radius difference from the scale default radius
+      widgets:
-                      width: 20
+        - image:
-                      start_value: -10
+            src: esphome_logo
-                      end_value: 0
+            align: TOP_MID
-                  - arc:
+            y: 16
-                      color: 0x00FF00
+        - label:
-                      r_mod: 10 #radius difference from the scale default radius
+            align: TOP_MID
-                      width: 20
+            y: 140
-                      start_value: 0
+            text_font: font_title
-                      end_value: 10
+            text: "${name}"
-          #- canvas:
+        - obj:
-          - arc: # black arc to erase middle part of meter indicator line
+            id: status_lines
-              height: 160
+            x: 60
-              width: 160
+            y: 196
-              align: center
+            width: 700
-              arc_color: 0x000000 # background color
+            height: SIZE_CONTENT
-              arc_width: 150
+            bg_opa: TRANSP
-              start_angle: 0
+            border_width: 0
-              end_angle: 360
+            pad_all: 0
-              indicator:
+            scrollbar_mode: "OFF"
-                arc_width: 150
+            layout:
-                arc_color: 0x000000
+              type: flex
-          - label: # gauge lower and higher range indicators
+              flex_flow: column
-              styles: font_style
+              pad_row: 8
-              text_font: MONTSERRAT_18 # override font size
+            widgets:
-              y: 8 #negative = higher
+              - label:
-              x: -99
+                  id: status_wifi
-              text: "-10"
+                  text_font: font_status
-          - label:
+                  text: ""
-              styles: font_style
+              - label:
-              text_font: MONTSERRAT_18 # override font size
+                  id: status_ips
-              y: 8 #negative = higher
+                  text_font: font_status
-              x: 99
+                  text_color: 0x8C8C8C
-              text: "+10"
+                  pad_left: 30
-          - label:
+                  text: ""
-              styles: font_style
+              - label:
-              id: battery_status
+                  id: status_ha
-              y: -35 #negative = higher
+                  text_font: font_status
-          - label:
+                  text: ""
-              styles: font_style
+              - label:
-              id: battery_kw
+                  id: status_footer
-              y: -60
+                  text_font: font_status
-          - label:
+                  text_color: 0x8C8C8C
-              styles: font_style
+                  text: ""
-              text_font: MONTSERRAT_40 # override font size
-              id: battery_soc
-              y: 0
-          - label:
-              styles: font_style
-              id: solar_kw
-              text_color: 0xFFFF00
-              y: 90
-          #- img:
-          #    src: home_battery_icon
-              #id: img_solar_power
-              #align: center
-              #img_recolor: 0xFFFFFF
-              #img_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-              #bg_color: 0xFFFFFF
-              #y: -35
-              #x: -60
-          - image:
-              src: solar_power_icon
-              id: img_solar_power
-              align: center
-              image_recolor: 0xFFFF00
-              image_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-              #bg_color: 0xFFFFFF
-              y: 50
-              #x: -60
-    - obj: # Meter
-        height: 240
-        width: 240
-        #bg_opa: TRANSP
-        bg_color: 0
-        border_width: 0
-        outline_width: 0
-        shadow_width: 0
-        pad_all: 4
-        align: TOP_MID
-        #scrollbar_mode: "off"
-        widgets:
-          - meter: # Gradient color  arc
-              height: 100%
-              width: 100%
-              border_width: 0
-              outline_width: 0
-              align: center
-              bg_color: 0
-              styles: meter_style
-              #bg_opa: TRANSP
-              scales:
-                angle_range: 180 # sets the total angle to 180 = starts mid left and ends mid right
-                range_to: 10
-                range_from: -10
-                ticks:
-                  count: 0
-                indicators:
-                  - line:
-                      id: power_meter_input2
-                      width: 8
-                      color: 0xFFFFFF
-                      r_mod: 12 #sets line length by this much difference from the scale default radius
-                      value: 50
-                  # - image:
-                  #     id: power_meter_input_img2
-                  - arc:
-                      color: 0xFF3000
-                      r_mod: 10 #radius difference from the scale default radius
-                      width: 20
-                      start_value: -10
-                      end_value: 0
-                  - arc:
-                      color: 0x00FF00
-                      r_mod: 10 #radius difference from the scale default radius
-                      width: 20
-                      start_value: 0
-                      end_value: 10
-          #- canvas:
-          - arc: # black arc to erase middle part of meter indicator line
-              height: 160
-              width: 160
-              align: center
-              arc_color: 0x000000 # background color
-              arc_width: 150
-              start_angle: 0
-              end_angle: 360
-              indicator:
-                arc_width: 150
-                arc_color: 0x000000
-          - label: # gauge lower and higher range indicators
-              styles: font_style
-              text_font: MONTSERRAT_18 # override font size
-              y: 8 #negative = higher
-              x: -99
-              text: "-10"
-          - label:
-              styles: font_style
-              text_font: MONTSERRAT_18 # override font size
-              y: 8 #negative = higher
-              x: 99
-              text: "+10"
-          - label:
-              styles: font_style
-              id: battery_status2
-              y: -35 #negative = higher
-          - label:
-              styles: font_style
-              id: battery_kw2
-              y: -60
-          - label:
-              styles: font_style
-              text_font: MONTSERRAT_40 # override font size
-              id: battery_soc2
-              y: 0
-          - label:
-              styles: font_style
-              id: solar_kw2
-              text_color: 0xFFFF00
-              y: 90
-          #- img:
-          #    src: home_battery_icon
-              #id: img_solar_power
-              #align: center
-              #img_recolor: 0xFFFFFF
-              #img_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-              #bg_color: 0xFFFFFF
-              #y: -35
-              #x: -60
-          - image:
-              src: solar_power_icon
-              id: img_solar_power2
-              align: center
-              image_recolor: 0xFFFF00
-              image_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-              #bg_color: 0xFFFFFF
-              y: 50
-              #x: -60
-    - obj: # Meter
-        height: 240
-        width: 240
-        #bg_opa: TRANSP
-        bg_color: 0
-        border_width: 0
-        outline_width: 0
-        shadow_width: 0
-        pad_all: 4
-        align: BOTTOM_LEFT
-        #scrollbar_mode: "off"
-        widgets:
-          - meter: # Gradient color  arc
-              height: 100%
-              width: 100%
-              border_width: 0
-              outline_width: 0
-              align: center
-              bg_color: 0
-              styles: meter_style
-              #bg_opa: TRANSP
-              scales:
-                angle_range: 180 # sets the total angle to 180 = starts mid left and ends mid right
-                range_to: 10
-                range_from: -10
-                ticks:
-                  count: 0
-                indicators:
-                  - line:
-                      id: power_meter_input3
-                      width: 8
-                      color: 0xFFFFFF
-                      r_mod: 12 #sets line length by this much difference from the scale default radius
-                      value: 50
-                  # - image:
-                  #     id: power_meter_input_img3
-                  - arc:
-                      color: 0xFF3000
-                      r_mod: 10 #radius difference from the scale default radius
-                      width: 20
-                      start_value: -10
-                      end_value: 0
-                  - arc:
-                      color: 0x00FF00
-                      r_mod: 10 #radius difference from the scale default radius
-                      width: 20
-                      start_value: 0
-                      end_value: 10
-          #- canvas:
-          - arc: # black arc to erase middle part of meter indicator line
-              height: 160
-              width: 160
-              align: center
-              arc_color: 0x000000 # background color
-              arc_width: 150
-              start_angle: 0
-              end_angle: 360
-              indicator:
-                arc_width: 150
-                arc_color: 0x000000
-          - label: # gauge lower and higher range indicators
-              styles: font_style
-              text_font: MONTSERRAT_18 # override font size
-              y: 8 #negative = higher
-              x: -99
-              text: "-10"
-          - label:
-              styles: font_style
-              text_font: MONTSERRAT_18 # override font size
-              y: 8 #negative = higher
-              x: 99
-              text: "+10"
-          - label:
-              styles: font_style
-              id: battery_status3
-              y: -35 #negative = higher
-          - label:
-              styles: font_style
-              id: battery_kw3
-              y: -60
-          - label:
-              styles: font_style
-              text_font: MONTSERRAT_40 # override font size
-              id: battery_soc3
-              y: 0
-          - label:
-              styles: font_style
-              id: solar_kw3
-              text_color: 0xFFFF00
-              y: 90
-          #- img:
-          #    src: home_battery_icon
-              #id: img_solar_power
-              #align: center
-              #img_recolor: 0xFFFFFF
-              #img_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-              #bg_color: 0xFFFFFF
-              #y: -35
-              #x: -60
-          - image:
-              src: solar_power_icon
-              id: img_solar_power3
-              align: center
-              image_recolor: 0xFFFF00
-              image_recolor_opa: 100% #opacity defaults to 0% = must set this for recolor to take effect
-              #bg_color: 0xFFFFFF
-              y: 50
-              #x: -60

mcu-m5paper.yaml

@@ -4,94 +4,380 @@ substitutions:
   name: M5Paper
   area: DEV
   comment: M5Paper
+  waste_calendar: calendar.https_www_hviezdoslavov_sk_kalendar_icalfeed_category_0_ongoing_1
+  # contacts + manual
+  birthday_calendars: calendar.birthdays, calendar.narodeniny
+
+# Power modes
+# - USB: always on, WiFi + API, events refreshed and redrawn after midnight
+# - battery: RTC wakes the board at 00:05, it refreshes the events, draws them and powers
+#   itself off; the RTC timer lasts at most 255 min, so the wake-ups on the way to
+#   midnight only re-arm it
+# The power button (and USB) also connects to WiFi: the events are refreshed on every
+# Home Assistant connection outside the battery cycle.
+# Screens: status (after power-on, until Home Assistant connects) and calendar
+# The mode is detected by trying to power off: on USB the board keeps running.
 
 esphome:
   name: mcu-${device}
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
+  includes:
+    - include/m5paper_calendar.h
+  on_boot:
+    - priority: 600
+      then:
+        - lambda: |-
+            // BM8563 CONTROL_STATUS_2: TF (bit 2) is set when the timer woke us up
+            const uint8_t reg = 0x01;
+            uint8_t status = 0;
+            if (id(i2c_main)->write_readv(0x51, &reg, 1, &status, 1) == i2c::ERROR_OK) {
+              id(rtc_wake) = status & 0x04;
+              // clear TF and TIE so the RTC releases the power latch
+              const uint8_t clear[2] = {reg, uint8_t(status & ~0x05)};
+              id(i2c_main)->write(0x51, clear, 2);
+            }
+            m5paper_calendar::load(m5paper_calendar::events());
+            ESP_LOGI("m5paper", "Wake-up: %s, events: %u", id(rtc_wake) ? "RTC" : "power-on", m5paper_calendar::events().count);
+    - priority: -100
+      then:
+        - if:
+            condition:
+              lambda: return id(rtc_wake);
+            then:
+              - script.execute: battery_cycle
+            else:
+              # power button / USB: stay awake for a while (logs, OTA), then decide the mode
+              - wifi.enable:
+              # IT8951 init runs asynchronously after setup
+              - delay: 3s
+              - component.update: m5paper_display
+              - delay: 2min
+              - script.execute: battery_cycle
 
 esp32:
   variant: esp32
   toolchain: esp-idf
   framework:
     type: esp-idf
+    advanced:
+      flash_chip: generic
+      minimum_chip_revision: 3.0
+      sram1_as_iram: true
 
 psram:
 
-external_components:
-  - source: github://Passific/m5paper_esphome
-
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
-time:
+globals:
-  - platform: homeassistant
+  - id: show_status
-    id: ha_time
+    type: bool
-    timezone: Europe/Bratislava
+    initial_value: 'true'
-    on_time_sync:
+  - id: usb_mode
-      - bm8563.write_time
+    type: bool
-  - platform: bm8563
+    initial_value: 'false'
-    id: rtc_time
+  - id: rtc_wake
-    sleep_duration: 3600000ms
+    type: bool
+    initial_value: 'false'
+  # battery cycle running: calendar screen regardless of the connection state
+  - id: calendar_page
+    type: bool
+    initial_value: 'false'
+  - id: fetch_done
+    type: bool
+    initial_value: 'false'
+  - id: sleep_s
+    type: int
+    initial_value: '900'
 
-m5paper:
+wifi:
-  battery_power_pin: GPIO5
+  enable_on_boot: false
-  main_power_pin: GPIO2
+  on_connect:
-  # update_interval: 10s
+    - if:
-  # battery_voltage:
+        condition:
-  #   name: "${name} Battery"
+          lambda: return id(show_status) && !id(calendar_page);
+        then:
+          - component.update: m5paper_display
 
+api:
+  # status screen until Home Assistant connects (log viewers don't subscribe to states)
+  on_client_connected:
+    - delay: 2s
+    - if:
+        condition:
+          api.connected:
+            state_subscription_only: true
+        then:
+          - lambda: id(show_status) = false;
+    - if:
+        condition:
+          lambda: return !id(calendar_page);
+        then:
+          - component.update: m5paper_display
+    # outside the battery cycle (power button, USB) WiFi is up anyway: always refresh
+    - if:
+        condition:
+          and:
+            - lambda: return !id(calendar_page);
+            - api.connected:
+                state_subscription_only: true
+        then:
+          - script.execute: fetch_events
+  on_client_disconnected:
+    - if:
+        condition:
+          not:
+            api.connected:
+              state_subscription_only: true
+        then:
+          - lambda: id(show_status) = true;
+          - if:
+              condition:
+                lambda: return !id(calendar_page);
+              then:
+                - component.update: m5paper_display
+
+# I2C devices (i2c_main)
 # 0x44 SHT30
-# 0x50
+# 0x50 FM24C02 EEPROM (unused)
-# 0x51
+# 0x51 BM8563 RTC
-# 0x5D GT911
+# 0x5D GT911 touch (docs say 0x14; the driver tries 0x5D, then 0x14)
 
 i2c:
   - id: i2c_main
     sda: 21
     scl: 22
-    scan: true #false
+    scan: true
+  # Port A
   # - id: i2c_a
   #   sda: 25
   #   scl: 32
-  #   scan: true #false
+  # Port B
   # - id: i2c_b
   #   sda: 26
   #   scl: 33
-  #   scan: true #false
+  # Port C
   # - id: i2c_c
   #   sda: 18
   #   scl: 19
-  #   scan: true #false
 
 spi:
   clk_pin: 14
   miso_pin: 13
   mosi_pin: 12
 
+switch:
+  # Power control MOS (no PMU on M5Paper); on battery the device powers off when this goes low
+  - platform: gpio
+    id: main_power
+    pin:
+      number: GPIO2
+      ignore_strapping_warning: true
+    restore_mode: ALWAYS_ON
+    internal: true
+  # External power (Grove ports)
+  - platform: gpio
+    id: ext_power
+    pin:
+      number: GPIO5
+      ignore_strapping_warning: true
+    restore_mode: ALWAYS_ON
+    internal: true
+
+script:
+  # One wake-up on battery: refresh the events if they are old, draw them, power off
+  - id: battery_cycle
+    mode: single
+    then:
+      - lambda: id(calendar_page) = true;
+      - wait_until:
+          condition:
+            lambda: return id(rtc_time).now().is_valid();
+          timeout: 10s
+      - if:
+          # RTC wake-up on the way to midnight: nothing to draw
+          condition:
+            lambda: |-
+              const auto now = id(rtc_time).now();
+              return id(rtc_wake) && now.is_valid() && now.hour != 0;
+          then:
+            - script.execute: try_sleep
+          else:
+            - if:
+                condition:
+                  lambda: return m5paper_calendar::stale(id(rtc_time).now());
+                then:
+                  - wifi.enable:
+                  - wait_until:
+                      condition:
+                        api.connected:
+                          state_subscription_only: true
+                      timeout: 45s
+                  - if:
+                      condition:
+                        api.connected:
+                          state_subscription_only: true
+                      then:
+                        - script.execute: fetch_events
+                        - wait_until:
+                            condition:
+                              lambda: return id(fetch_done);
+                            timeout: 15s
+            - component.update: m5paper_display
+            # let the e-paper refresh finish before cutting power
+            - delay: 4s
+            - script.execute: try_sleep
+
+  # today and the next 31 days (the month grid and the list)
+  - id: fetch_events
+    mode: single
+    then:
+      - lambda: id(fetch_done) = false;
+      - homeassistant.action:
+          action: calendar.get_events
+          data:
+            entity_id: ${waste_calendar}, ${birthday_calendars}
+            start_date_time: !lambda return id(rtc_time).now().strftime("%Y-%m-%d 00:00:00");
+            duration: "744:00:00"
+          capture_response: true
+          on_success:
+            - lambda: |-
+                auto &ev = m5paper_calendar::events();
+                if (m5paper_calendar::parse(response, "${waste_calendar}", id(rtc_time).now().timestamp, ev)) {
+                  const bool saved = m5paper_calendar::save(ev);
+                  ESP_LOGI("m5paper", "Events: %u%s", ev.count, saved ? "" : " (flash write failed)");
+                } else {
+                  ESP_LOGW("m5paper", "Events: unexpected response");
+                }
+                id(fetch_done) = true;
+            # the battery cycle draws on its own
+            - if:
+                condition:
+                  lambda: return !id(calendar_page);
+                then:
+                  - component.update: m5paper_display
+          on_error:
+            - lambda: |-
+                ESP_LOGW("m5paper", "Events: %s", error.c_str());
+                id(fetch_done) = true;
+
+  # Arm the RTC and cut power; if we are still running afterwards, we are on USB
+  - id: try_sleep
+    mode: single
+    then:
+      - lambda: |-
+          // next 00:05; the timer lasts at most 255 min, so get there in steps
+          const int MAX = 255 * 60;
+          int duration = MAX;
+          const auto now = id(rtc_time).now();
+          if (now.is_valid()) {
+            const int sod = now.hour * 3600 + now.minute * 60 + now.second;
+            int left = (86400 + 300 - sod) % 86400;
+            if (left < 600)  // just drawn: the 1/60 Hz RTC timer may wake us up to a minute early
+              left += 86400;
+            // leave at least 20 min for the last step, so it cannot fall into the case above
+            duration = left > MAX ? std::min(MAX, left - 1200) : left;
+          }
+          if (duration > 255)  // longer timers count whole minutes
+            duration = (duration + 59) / 60 * 60;
+          id(sleep_s) = std::min(duration, MAX);
+          ESP_LOGI("m5paper", "Powering off for %d s", id(sleep_s));
+      - bm8563.start_timer:
+          duration: !lambda return id(sleep_s);
+      # a battery wake-up is shorter than boot_is_good_after: confirm the OTA image
+      # before cutting power, otherwise the bootloader rolls back
+      - safe_mode.mark_successful:
+      - delay: 200ms
+      - switch.turn_off: main_power
+      - delay: 2s
+      # still alive -> USB power
+      - switch.turn_on: main_power
+      - lambda: |-
+          ESP_LOGI("m5paper", "Still running, USB power");
+          id(usb_mode) = true;
+          id(rtc_wake) = false;
+          id(calendar_page) = false;
+          id(show_status) = !api::global_api_server->is_connected_with_state_subscription();
+      - wifi.enable:
+      - component.update: m5paper_display
+
+interval:
+  # USB mode: the battery voltage drops once USB is unplugged -> go to battery mode
+  - interval: 5min
+    then:
+      - if:
+          condition:
+            lambda: |-
+              static float last = NAN;
+              const float v = id(battery_voltage).state;
+              const bool dropped = id(usb_mode) && !std::isnan(last) && last - v > 0.03f;
+              last = v;
+              return dropped;
+          then:
+            - lambda: |-
+                ESP_LOGI("m5paper", "Battery voltage dropping, checking USB");
+                id(usb_mode) = false;
+            - script.execute: battery_cycle
+
+time:
+  - id: !extend ha_time
+    on_time_sync:
+      - bm8563.write_time
+      - if:
+          condition:
+            lambda: return !id(calendar_page);
+          then:
+            - component.update: m5paper_display
+    on_time:
+      # new day
+      - seconds: 0
+        minutes: 0
+        hours: 0
+        then:
+          - if:
+              condition:
+                lambda: return !id(show_status) && !id(calendar_page);
+              then:
+                - component.update: m5paper_display
+      # USB mode: keep the stored events fresh for battery mode
+      - seconds: 0
+        minutes: 5
+        hours: 0
+        then:
+          - if:
+              condition:
+                and:
+                  - lambda: return id(usb_mode);
+                  - api.connected:
+                      state_subscription_only: true
+              then:
+                - script.execute: fetch_events
+  - platform: bm8563
+    id: rtc_time
+
 binary_sensor:
   - platform: gpio
     name: ${name} Button UP
     id: button_up
     pin:
-      number: 37
+      number: GPIO37
       inverted: true
     on_press:
       - component.update: m5paper_display
-    on_release:
-      - component.update: m5paper_display
   - platform: gpio
     name: ${name} Button Press
     id: button_press
     pin:
-      number: 38
+      number: GPIO38
       inverted: true
   - platform: gpio
     name: ${name} Button Down
     id: button_down
     pin:
-      number: 39
+      number: GPIO39
       inverted: true
   - platform: touchscreen
     name: ${name} Top Left Touch Button
@@ -103,51 +389,19 @@ binary_sensor:
     y_min: 0
     y_max: 100
     on_press:
-      # Example of applying the sleep duration and shutting down to the lowest power mode
+      - script.execute: battery_cycle
-      - bm8563.apply_sleep_duration
-      - delay: 1s
-      - m5paper.shutdown_main_power
 
-font:
+button:
-  - file: "gfonts://Roboto"
+  - platform: template
-    id: font_default
+    name: Refresh Display
-    size: 20
+    entity_category: config
-  - file: "gfonts://Roboto"
+    on_press:
-    id: roboto_32
+      - component.update: m5paper_display
-    size: 32
+  - platform: template
-  - file: "gfonts://Roboto"
+    name: Refresh Calendar
-    id: roboto_24
+    entity_category: config
-    size: 24
+    on_press:
-  - file: "gfonts://Roboto"
+      - script.execute: fetch_events
-    id: roboto_12
-    size: 12
-
-display:
-  - platform: it8951e
-    id: m5paper_display
-    cs_pin: GPIO15
-    reset_pin: GPIO23
-    busy_pin: GPIO27
-    rotation: 90
-    reversed: False
-    update_interval: "never"
-    lambda: |-
-      it.printf(25, 25, id(roboto_32), "%.1f°", id(current_temperature).state);
-      it.strftime(350, 25, id(roboto_32), "%H:%M:%S", id(rtc_time).now());
-
-touchscreen:
-  - platform: gt911
-    display: m5paper_display
-    id: gt911_touchscreen
-    interrupt_pin: GPIO36
-
-# display:
-#   - platform: waveshare_epaper
-#     cs_pin: 15
-#     model: 2.90in
-#     full_update_every: 30
-#     lambda: |-
-#       it.print(0, 0, id(font1), "Hello World!");
 
 sensor:
   - platform: sht3xd
@@ -156,9 +410,257 @@ sensor:
       id: current_temperature
     humidity:
       name: Humidity
+      id: current_humidity
     address: 0x44
     update_interval: 60s
+  - platform: adc
+    id: battery_voltage
+    name: Battery Voltage
+    pin: GPIO35
+    attenuation: 12db
+    samples: 16
+    update_interval: 60s
+    entity_category: diagnostic
+    filters:
+      - multiply: 2.0 # 1:2 voltage divider
+  - platform: copy
+    source_id: battery_voltage
+    id: battery_level
+    name: Battery
+    unit_of_measurement: "%"
+    device_class: battery
+    accuracy_decimals: 0
+    filters:
+      - calibrate_linear:
+          - 3.3 -> 0.0
+          - 4.15 -> 100.0
+      - clamp:
+          min_value: 0
+          max_value: 100
 
-# touchscreen:
+.image_defaults:
-#   - platform: gt911
+  icon: &icon {platform: file, type: BINARY, transparency: chroma_key}
-#     interrupt_pin: 36
+
+image:
+  - platform: file
+    file: assets/images/made-for-esphome-white-on-black.svg
+    id: esphome_logo
+    resize: 460x136
+    type: GRAYSCALE
+    transparency: alpha_channel
+  # same order as m5paper_calendar::Kind
+  - {<<: *icon, file: "mdi:cake-variant", id: icon_birthday, resize: 32x32}
+  - {<<: *icon, file: "mdi:trash-can", id: icon_waste, resize: 32x32}
+  - {<<: *icon, file: "mdi:cake-variant", id: mark_birthday, resize: 18x18}
+  - {<<: *icon, file: "mdi:trash-can", id: mark_waste, resize: 18x18}
+
+font:
+  - file: "gfonts://Roboto"
+    id: font_title
+    size: 48
+  - file: "gfonts://Roboto"
+    id: font_status
+    size: 28
+    glyphs: &sk_glyphs "ÁÄČĎÉÍĹĽŇÓÔŔŠŤÚÝŽáäčďéíĺľňóôŕšťúýž°·"
+    glyphsets: [GF_Latin_Kernel]
+  - file: "gfonts://Roboto"
+    id: font_small
+    size: 24
+    glyphs: *sk_glyphs
+    glyphsets: [GF_Latin_Kernel]
+  - file: "gfonts://Roboto"
+    id: font_footer
+    size: 18
+    glyphs: "0123456789abcdef:. "
+  - file: "gfonts://Roboto@500"
+    id: font_date
+    size: 34
+    glyphs: *sk_glyphs
+    glyphsets: [GF_Latin_Kernel]
+
+color:
+  - id: ink
+    red: 0%
+    green: 0%
+    blue: 0%
+  - id: paper
+    red: 100%
+    green: 100%
+    blue: 100%
+
+display:
+  - platform: it8951
+    id: m5paper_display
+    model: m5stack-m5paper
+    rotation: 270
+    update_interval: never
+    # 1bpp: updates use the fast DU waveform, full GC16 refresh every 30 updates
+    grayscale: false
+    dithering: false
+    lambda: |-
+      // 540x960 portrait
+      it.fill(id(paper));
+      const int w = it.get_width();
+      const int cx = w / 2;
+      const float batt = id(battery_level).state;
+
+      // status screen after power-on, until Home Assistant connects
+      if (id(show_status) && !id(calendar_page)) {
+        it.image(cx, 200, id(esphome_logo), ImageAlign::CENTER);
+        it.print(cx, 320, id(font_title), id(ink), TextAlign::CENTER, "${name}");
+
+        const bool wifi_ok = wifi::global_wifi_component->is_connected();
+        if (wifi_ok) {
+          it.printf(40, 440, id(font_status), id(ink), "WiFi: connected  (%d dBm)", wifi::global_wifi_component->wifi_rssi());
+          // IPv6 first (skip link-local), then IPv4
+          int y = 484;
+          char buf[network::IP_ADDRESS_BUFFER_SIZE];
+          for (bool v6 : {true, false}) {
+            for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+              if (!ip.is_set() || ip.is_ip6() != v6 || y > 590)
+                continue;
+              ip.str_to(buf);
+              if (v6 && strncmp(buf, "fe80", 4) == 0)
+                continue;
+              it.print(60, y, id(font_small), id(ink), buf);
+              y += 34;
+            }
+          }
+        } else {
+          it.print(40, 440, id(font_status), id(ink), "WiFi: connecting...");
+        }
+        const bool api_ok = api::global_api_server->is_connected_with_state_subscription();
+        it.print(40, 620, id(font_status), id(ink),
+                 api_ok ? "Home Assistant: connected" : "Home Assistant: waiting...");
+        if (!std::isnan(batt))
+          it.printf(40, 670, id(font_status), id(ink), "Battery: %.0f%%  (%.2f V)", batt, id(battery_voltage).state);
+        it.printf(40, 720, id(font_status), id(ink), "Calendar: %u events stored", m5paper_calendar::events().count);
+        it.printf(40, 900, id(font_small), id(ink), "ESPHome %s", ESPHOME_VERSION);
+        return;
+      }
+
+      // calendar screen
+      using namespace m5paper_calendar;
+      image::Image *icons[] = {id(icon_birthday), id(icon_waste)};
+      image::Image *marks[] = {id(mark_birthday), id(mark_waste)};
+      static const char *const DAYS[] = {"Pondelok", "Utorok", "Streda", "Štvrtok", "Piatok", "Sobota", "Nedeľa"};
+      static const char *const DAYS_SHORT[] = {"Po", "Ut", "St", "Št", "Pi", "So", "Ne"};
+      static const char *const MONTHS[] = {"Január", "Február", "Marec",     "Apríl",   "Máj",      "Jún",
+                                           "Júl",    "August",  "September", "Október", "November", "December"};
+
+      const auto &ev = m5paper_calendar::events();
+      const auto now = id(rtc_time).now();
+      if (!now.is_valid()) {
+        it.print(cx, 400, id(font_status), id(ink), TextAlign::CENTER, "Čas nie je k dispozícii");
+        return;
+      }
+      const int32_t today = local_day(now);
+
+      // header: date, battery
+      it.printf(24, 16, id(font_date), id(ink), "%s %d. %d.", DAYS[weekday(today)], now.day_of_month, now.month);
+      if (!std::isnan(batt))
+        it.printf(w - 24, 22, id(font_small), id(ink), TextAlign::TOP_RIGHT, "%.0f %%", batt);
+
+      // month grid; days with events get the icons of their kinds
+      const int32_t first = days_from_civil(now.year, now.month, 1);
+      const int32_t next = now.month == 12 ? days_from_civil(now.year + 1, 1, 1) : days_from_civil(now.year, now.month + 1, 1);
+      const int dim = next - first, lead = weekday(first);
+      uint8_t kinds[32] = {};
+      for (int i = 0; i < ev.count; i++) {
+        if (ev.items[i].day >= first && ev.items[i].day < next)
+          kinds[ev.items[i].day - first + 1] |= 1 << ev.items[i].kind;
+      }
+      const int col_w = 70, row_h = 54, gx = (w - 7 * col_w) / 2, gy = 150;
+      it.printf(cx, 70, id(font_status), id(ink), TextAlign::TOP_CENTER, "%s %d", MONTHS[now.month - 1], now.year);
+      for (int c = 0; c < 7; c++)
+        it.print(gx + c * col_w + col_w / 2, 116, id(font_small), id(ink), TextAlign::TOP_CENTER, DAYS_SHORT[c]);
+      for (int d = 1; d <= dim; d++) {
+        const int cell = lead + d - 1;
+        const int x = gx + (cell % 7) * col_w, y = gy + (cell / 7) * row_h;
+        const bool is_today = first + d - 1 == today;
+        if (is_today)
+          it.filled_rectangle(x + 3, y + 1, col_w - 6, row_h - 2, id(ink));
+        const Color fg = is_today ? id(paper) : id(ink);
+        it.printf(x + col_w / 2, y + 4, id(font_small), fg, TextAlign::TOP_CENTER, "%d", d);
+        const int n = __builtin_popcount(kinds[d]);
+        int mx = x + (col_w - n * 20) / 2;
+        for (int k = 0; k < 2; k++) {
+          if (kinds[d] & (1 << k)) {
+            it.image(mx, y + 32, marks[k], fg);
+            mx += 20;
+          }
+        }
+      }
+
+      // next 14 days; waste collection today or tomorrow is inverted: put the bin out
+      const int top = 490, list_h = 50, max_rows = 8;
+      it.horizontal_line(24, top - 12, w - 48, id(ink));
+      int rows = 0, more = 0;
+      for (int i = 0; i < ev.count; i++) {
+        const Event &e = ev.items[i];
+        if (e.day < today || e.day >= today + 14)
+          continue;
+        if (rows == max_rows) {
+          more++;
+          continue;
+        }
+        const int y = top + rows++ * list_h;
+        const bool urgent = e.kind == WASTE && e.day <= today + 1;
+        if (urgent)
+          it.filled_rectangle(16, y, w - 32, list_h - 4, id(ink));
+        const Color fg = urgent ? id(paper) : id(ink);
+        const int ty = y + (list_h - 4) / 2;
+        if (e.day == today)
+          it.print(28, ty, id(font_small), fg, TextAlign::CENTER_LEFT, "Dnes");
+        else if (e.day == today + 1)
+          it.print(28, ty, id(font_small), fg, TextAlign::CENTER_LEFT, "Zajtra");
+        else {
+          const auto t = ESPTime::from_epoch_local(uint32_t(e.day) * 86400 + 43200);
+          it.printf(28, ty, id(font_small), fg, TextAlign::CENTER_LEFT, "%s %d. %d.", DAYS_SHORT[weekday(e.day)],
+                    t.day_of_month, t.month);
+        }
+        if (e.kind < 2)
+          it.image(150, ty - 16, icons[e.kind], fg);
+        it.start_clipping(194, y, w - 28, y + list_h);
+        if (e.minute == ALL_DAY)
+          it.print(194, ty, id(font_small), fg, TextAlign::CENTER_LEFT, e.summary);
+        else
+          it.printf(194, ty, id(font_small), fg, TextAlign::CENTER_LEFT, "%02d:%02d %s", e.minute / 60, e.minute % 60,
+                    e.summary);
+        it.end_clipping();
+      }
+      if (!ev.valid())
+        it.print(cx, top + 20, id(font_small), id(ink), TextAlign::TOP_CENTER, "Kalendár nie je k dispozícii");
+      else if (rows == 0)
+        it.print(cx, top + 20, id(font_small), id(ink), TextAlign::TOP_CENTER, "Žiadne udalosti v najbližších 14 dňoch");
+      else if (more > 0)
+        it.printf(w - 28, top + rows * list_h, id(font_small), id(ink), TextAlign::TOP_RIGHT, "+%d ďalšie", more);
+
+      // footer: IPv6 address (only while WiFi is up), last download
+      it.horizontal_line(24, 910, w - 48, id(ink));
+      char buf[network::IP_ADDRESS_BUFFER_SIZE];
+      for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+        if (!ip.is_set() || !ip.is_ip6())
+          continue;
+        ip.str_to(buf);
+        if (strncmp(buf, "fe80", 4) != 0) {
+          it.print(24, 944, id(font_footer), id(ink), TextAlign::BOTTOM_LEFT, buf);
+          break;
+        }
+      }
+      if (ev.valid()) {
+        const auto f = ESPTime::from_epoch_local(ev.fetched_at);
+        it.printf(w - 24, 944, id(font_footer), id(ink), TextAlign::BOTTOM_RIGHT, "%d. %d. %02d:%02d", f.day_of_month,
+                  f.month, f.hour, f.minute);
+      }
+
+touchscreen:
+  - platform: gt911
+    id: gt911_touchscreen
+    display: m5paper_display
+    # GPIO36 is input-only; INT is only driven as output when reset_pin is set
+    interrupt_pin:
+      number: GPIO36
+      mode:
+        input: true
+        output: false

mcu-mains-power.yaml

@@ -26,6 +26,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # PINOUTS: M5ATOM
 # IR        G12
@@ -228,9 +229,7 @@ button:
       - pzemac.reset_energy: pzemac_l3
 
 time:
-  - platform: homeassistant
+  - id: !extend ha_time
-    id: ha_time
-    timezone: Europe/Bratislava
     on_time:
       - cron: '0 0 0 * * *'
         then:

mcu-nspanel-bedroom.yaml

@@ -11,103 +11,19 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  on_boot:
-    then:
-      - switch.turn_off: screen_power
-      - delay: 1s
-      - switch.turn_on: screen_power
-      - delay: 2s
-      - lambda: 'id(nspanel_id).set_display_dim(5, 80);'
-
-esp32:
-  variant: esp32
-  toolchain: esp-idf
-  framework:
-    type: esp-idf
-    advanced:
-      minimum_chip_revision: 3.0
-      sram1_as_iram: true
-
-external_components:
-  - source:
-      type: git
-      url: https://github.com/randybb/esphome-nspanel-lovelace-native
-      ref: devices
-    refresh: 0s
-    components: [nspanel_lovelace]
 
 packages:
   common: !include common/common.yaml
-
+  nspanel: !include
-script:
+    file: common/nspanel.yaml
-  - id: apply_sleep_dim
+    vars:
-    then:
+      temperature_entity: sensor.zigbee_bedroom_temperature
-      - lambda: |-
+  sleep_dim: !include
-          uint8_t dim;
+    file: common/nspanel_sleep_dim.yaml
-          if (id(bedroom_lights).state) dim = 5;              // sleepOverride
+    vars:
-          else if (id(sun_id).is_above_horizon(-6)) dim = 5;  // day
+      sleep_override_entity: light.bedroom_lights
-          else dim = 0;                                       // night
-          id(nspanel_id).set_display_inactive_dim(dim);
-
-api:
-  homeassistant_services: true
-  homeassistant_states: true
-  actions:
-    - action: play_rtttl
-      variables:
-        song: string
-      then:
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify
-      variables:
-        heading: string
-        message: string
-        song: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(heading, message, 10000);'
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify_fullscreen
-      variables:
-        title: string
-        description: string
-        button1: string
-        button2: string
-        timeout: int
-        icon: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(title, description, timeout);'
-        - rtttl.play: "scale_up:d=32,o=5,b=100:c,c#,d#,e,f#,g#,a#,b"
-
-uart:
-  id: display_uart
-  tx_pin: 16
-  rx_pin: 17
-  baud_rate: 115200
 
 nspanel_lovelace:
-  id: nspanel_id
-  sleep_timeout: 10
-  experimental_vertical_ui: true
-  locale:
-    language: sk
-    temperature_unit: celcius
-  screensaver:
-    time_id: ha_time
-    time_format: '%H:%M'
-    date_format: '%A, %d. %b. %Y'
-    weather:
-      entity_id: sensor.weather_forecast_daily
-      icon_color: [255, 255, 255]
-    entities:
-      - entity_id: sensor.zigbee_bedroom_temperature
-        icon:
-          value: home-thermometer-outline
-          color: [255, 255, 255]
-        precision: 1
   cards:
     - type: cardGrid
       title: Spálňa
@@ -135,13 +51,6 @@ nspanel_lovelace:
       title: Kúrenie
       thermo_entity_id: climate.bt_trv_bedroom
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-    on_time_sync:
-      - script.execute: apply_sleep_dim
-
 binary_sensor:
   - platform: gpio
     name: Left Button
@@ -166,12 +75,6 @@ binary_sensor:
             entity_id: light.bedroom_lamps
       - lambda: 'id(nspanel_id).render_default_page();'
 
-  - platform: homeassistant       # sleepOverride
-    id: bedroom_lights
-    entity_id: light.bedroom_lights
-    on_state:
-      - script.execute: apply_sleep_dim
-
 light:
   - platform: binary
     name: Light
@@ -179,10 +82,6 @@ light:
     output: relay_1
 
 output:
-  - platform: ledc
-    id: buzzer_out
-    pin:
-      number: 21
   - id: relay_1
     platform: gpio
     pin:
@@ -191,62 +90,3 @@ output:
   #   platform: gpio
   #   pin:
   #     number: 19
-
-sun:
-  id: sun_id
-  time_id: ha_time
-  latitude: 48.15°
-  longitude: 17.11°
-  on_sunrise:
-    - elevation: -6°
-      then:
-        - script.execute: apply_sleep_dim
-  on_sunset:
-    - elevation: -6°
-      then:
-        - script.execute: apply_sleep_dim
-
-switch:
-  - platform: gpio
-    name: Screen Power
-    id: screen_power
-    entity_category: config
-    pin:
-      number: 4
-      inverted: true
-    restore_mode: ALWAYS_ON
-
-rtttl:
-  id: buzzer
-  output: buzzer_out
-
-sensor:
-  - platform: adc
-    id: ntc_source
-    pin: 38
-    update_interval: 5min
-    attenuation: 12db
-
-  - platform: resistance
-    id: resistance_sensor
-    sensor: ntc_source
-    configuration: DOWNSTREAM
-    resistor: 11.2kOhm
-
-  - platform: ntc
-    name: Temperature
-    id: temperature
-    sensor: resistance_sensor
-    calibration:
-      b_constant: 3950
-      reference_temperature: 25°C
-      reference_resistance: 10kOhm
-
-text_sensor:
-  - platform: homeassistant
-    id: name_day
-    entity_id: sensor.nameday_sk
-    on_value:
-      - lambda: |-
-          id(nspanel_id).set_time_format("%H:%M~" + x);
-          id(nspanel_id).update_time();

mcu-nspanel-dev.yaml

@@ -59,6 +59,7 @@ external_components:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
   # common: !include common/common_dev.yaml
 
 # web_server:
@@ -540,11 +541,6 @@ sensor:
   - platform: template
     id: room_temperature_id
 
-time:
-  platform: homeassistant
-  id: ha_time
-  timezone: Europe/Bratislava
-
 text_sensor:
   - platform: homeassistant
     id: name_day

mcu-nspanel-fireplace.yaml

@@ -10,93 +10,16 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  on_boot:
-    then:
-      - switch.turn_off: screen_power
-      - delay: 1s
-      - switch.turn_on: screen_power
-      - delay: 2s
-      - lambda: 'id(nspanel_id).set_display_dim(5, 80);'
-
-esp32:
-  variant: esp32
-  toolchain: esp-idf
-  framework:
-    type: esp-idf
-    advanced:
-      minimum_chip_revision: 3.0
-      sram1_as_iram: true
-
-external_components:
-  - source:
-      type: git
-      url: https://github.com/randybb/esphome-nspanel-lovelace-native
-      ref: devices
-    refresh: 0s
-    components: [nspanel_lovelace]
 
 packages:
   common: !include common/common.yaml
-
+  nspanel: !include
-api:
+    file: common/nspanel.yaml
-  homeassistant_services: true
+    vars:
-  homeassistant_states: true
+      temperature_entity: sensor.zigbee_living_room_kitchen_temperature
-  actions:
+      temperature_name: Living Room Temperature
-    - action: play_rtttl
-      variables:
-        song: string
-      then:
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify
-      variables:
-        heading: string
-        message: string
-        song: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(heading, message, 10000);'
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify_fullscreen
-      variables:
-        title: string
-        description: string
-        button1: string
-        button2: string
-        timeout: int
-        icon: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(title, description, timeout);'
-        - rtttl.play: "scale_up:d=32,o=5,b=100:c,c#,d#,e,f#,g#,a#,b"
-
-uart:
-  id: display_uart
-  tx_pin: 16
-  rx_pin: 17
-  baud_rate: 115200
 
 nspanel_lovelace:
-  id: nspanel_id
-  sleep_timeout: 10
-  experimental_vertical_ui: true
-  locale:
-    language: sk
-    temperature_unit: celcius
-  screensaver:
-    time_id: ha_time
-    time_format: '%H:%M'
-    date_format: '%A, %d. %b. %Y'
-    weather:
-      entity_id: sensor.weather_forecast_daily
-      icon_color: [255, 255, 255]
-    entities:
-      - entity_id: sensor.zigbee_living_room_kitchen_temperature
-        icon:
-          value: home-thermometer-outline
-          color: [255, 255, 255]
-        precision: 1
   cards:
     - type: cardGrid
       title: Kuchyňa / Obývačka
@@ -185,11 +108,6 @@ nspanel_lovelace:
         - name: Auto-zatváranie
           entity_id: switch.gate_auto_close
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 binary_sensor:
   - platform: gpio
     name: Left Button
@@ -240,11 +158,6 @@ binary_sensor:
                 entity_id: light.mcu_kitchen_stove
           - lambda: 'id(nspanel_id).render_default_page();'
           - lambda: 'id(nspanel_id).render_next_page();'
-output:
-  - platform: ledc
-    id: buzzer_out
-    pin:
-      number: 21
 
 switch:
   - platform: gpio
@@ -259,47 +172,3 @@ switch:
     entity_category: config
     pin:
       number: 19
-
-  - platform: gpio
-    name: Screen Power
-    id: screen_power
-    entity_category: config
-    pin:
-      number: 4
-      inverted: true
-    restore_mode: ALWAYS_ON
-
-rtttl:
-  id: buzzer
-  output: buzzer_out
-
-sensor:
-  - platform: adc
-    id: ntc_source
-    pin: 38
-    update_interval: 5min
-    attenuation: 12db
-
-  - platform: resistance
-    id: resistance_sensor
-    sensor: ntc_source
-    configuration: DOWNSTREAM
-    resistor: 11.2kOhm
-
-  - platform: ntc
-    name: "Living Room Temperature"
-    id: temperature
-    sensor: resistance_sensor
-    calibration:
-      b_constant: 3950
-      reference_temperature: 25°C
-      reference_resistance: 10kOhm
-
-text_sensor:
-  - platform: homeassistant
-    id: name_day
-    entity_id: sensor.nameday_sk
-    on_value:
-      - lambda: |-
-          id(nspanel_id).set_time_format("%H:%M~" + x);
-          id(nspanel_id).update_time();

mcu-nspanel-office-j.yaml

@@ -10,93 +10,20 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  on_boot:
-    then:
-      - switch.turn_off: screen_power
-      - delay: 1s
-      - switch.turn_on: screen_power
-      - delay: 2s
-      - lambda: 'id(nspanel_id).set_display_dim(5, 80);'
-
-esp32:
-  variant: esp32
-  toolchain: esp-idf
-  framework:
-    type: esp-idf
-    advanced:
-      minimum_chip_revision: 3.0
-      sram1_as_iram: true
-
-external_components:
-  - source:
-      type: git
-      url: https://github.com/randybb/esphome-nspanel-lovelace-native
-      ref: devices
-    refresh: 0s
-    components: [nspanel_lovelace]
 
 packages:
   common: !include common/common.yaml
-
+  nspanel: !include
-api:
+    file: common/nspanel.yaml
-  homeassistant_services: true
+    vars:
-  homeassistant_states: true
+      temperature_entity: sensor.zigbee_office_j_temperature
-  actions:
+      ntc_reference_temperature: 22°C
-    - action: play_rtttl
+  sleep_dim: !include
-      variables:
+    file: common/nspanel_sleep_dim.yaml
-        song: string
+    vars:
-      then:
+      sleep_override_entity: light.office_j_lights
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify
-      variables:
-        heading: string
-        message: string
-        song: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(heading, message, 10000);'
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify_fullscreen
-      variables:
-        title: string
-        description: string
-        button1: string
-        button2: string
-        timeout: int
-        icon: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(title, description, timeout);'
-        - rtttl.play: "scale_up:d=32,o=5,b=100:c,c#,d#,e,f#,g#,a#,b"
-
-uart:
-  id: display_uart
-  tx_pin: 16
-  rx_pin: 17
-  baud_rate: 115200
 
 nspanel_lovelace:
-  id: nspanel_id
-  sleep_timeout: 10
-  experimental_vertical_ui: true
-  locale:
-    language: sk
-    temperature_unit: celcius
-  screensaver:
-    time_id: ha_time
-    time_format: '%H:%M'
-    date_format: '%A, %d. %b. %Y'
-    weather:
-      entity_id: sensor.weather_forecast_daily
-      icon_color: [255, 255, 255]
-    entities:
-      - entity_id: sensor.zigbee_office_j_temperature
-        icon:
-          value: home-thermometer-outline
-          color: [255, 255, 255]
-        precision: 1
   cards:
     - type: cardGrid
       title: Janko
@@ -134,11 +61,6 @@ nspanel_lovelace:
         - name: Auto-zatváranie
           entity_id: switch.gate_auto_close
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 binary_sensor:
   - platform: gpio
     name: Left Button
@@ -162,11 +84,6 @@ binary_sensor:
       - lambda: 'id(nspanel_id).render_default_page();'
 
 output:
-  - platform: ledc
-    id: buzzer_out
-    pin:
-      number: 21
-
   - id: relay_1
     platform: gpio
     pin:
@@ -185,48 +102,3 @@ light:
 #   # - platform: binary
 #   #   name: Relay 2
 #   #   output: relay_2
-
-switch:
-  - platform: gpio
-    name: Screen Power
-    id: screen_power
-    entity_category: config
-    pin:
-      number: 4
-      inverted: true
-    restore_mode: ALWAYS_ON
-
-rtttl:
-  id: buzzer
-  output: buzzer_out
-
-sensor:
-  - platform: adc
-    id: ntc_source
-    pin: 38
-    update_interval: 5min
-    attenuation: 12db
-
-  - platform: resistance
-    id: resistance_sensor
-    sensor: ntc_source
-    configuration: DOWNSTREAM
-    resistor: 11.2kOhm
-
-  - platform: ntc
-    name: Temperature
-    id: temperature
-    sensor: resistance_sensor
-    calibration:
-      b_constant: 3950
-      reference_temperature: 22°C
-      reference_resistance: 10kOhm
-
-text_sensor:
-  - platform: homeassistant
-    id: name_day
-    entity_id: sensor.nameday_sk
-    on_value:
-      - lambda: |-
-          id(nspanel_id).set_time_format("%H:%M~" + x);
-          id(nspanel_id).update_time();

mcu-nspanel-office-r.yaml

@@ -10,33 +10,15 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  on_boot:
-    then:
-      - switch.turn_off: screen_power
-      - delay: 1s
-      - switch.turn_on: screen_power
-      - delay: 2s
-      - lambda: 'id(nspanel_id).set_display_dim(5, 80);'
-
-esp32:
-  variant: esp32
-  toolchain: esp-idf
-  framework:
-    type: esp-idf
-    advanced:
-      minimum_chip_revision: 3.0
-      sram1_as_iram: true
-
-external_components:
-  - source:
-      type: git
-      url: https://github.com/randybb/esphome-nspanel-lovelace-native
-      ref: devices
-    refresh: 0s
-    components: [nspanel_lovelace]
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
+  nspanel: !include
+    file: common/nspanel.yaml
+    vars:
+      temperature_entity: sensor.zigbee_office_r_temperature
+      ntc_reference_temperature: 22°C
 
 script:
   - id: geiger_click
@@ -55,65 +37,7 @@ script:
           return esphome::random_uint32() % 450 + 50;
       - script.execute: geiger_click
 
-api:
-  homeassistant_services: true
-  homeassistant_states: true
-  actions:
-    - action: play_rtttl
-      variables:
-        song: string
-      then:
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify
-      variables:
-        heading: string
-        message: string
-        song: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(heading, message, 10000);'
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify_fullscreen
-      variables:
-        title: string
-        description: string
-        button1: string
-        button2: string
-        timeout: int
-        icon: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(title, description, timeout);'
-        - rtttl.play: "scale_up:d=32,o=5,b=100:c,c#,d#,e,f#,g#,a#,b"
-
-uart:
-  id: display_uart
-  tx_pin: 16
-  rx_pin: 17
-  baud_rate: 115200
-
 nspanel_lovelace:
-  id: nspanel_id
-  sleep_timeout: 10
-  experimental_vertical_ui: true
-  locale:
-    language: sk
-    temperature_unit: celcius
-  screensaver:
-    time_id: ha_time
-    time_format: '%H:%M'
-    date_format: '%A, %d. %b. %Y'
-    weather:
-      entity_id: sensor.weather_forecast_daily
-      icon_color: [255, 255, 255]
-    entities:
-      - entity_id: sensor.zigbee_office_r_temperature
-        icon:
-          value: home-thermometer-outline
-          color: [255, 255, 255]
-        precision: 1
   cards:
     - type: cardGrid
       title: Romanko
@@ -158,11 +82,6 @@ nspanel_lovelace:
         - name: Auto-zatváranie
           entity_id: switch.gate_auto_close
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 binary_sensor:
   - platform: gpio
     name: Left Button
@@ -186,10 +105,6 @@ binary_sensor:
       - lambda: 'id(nspanel_id).render_default_page();'
 
 output:
-  - platform: ledc
-    id: buzzer_out
-    pin:
-      number: 21
   - id: relay_1
     platform: gpio
     pin:
@@ -229,14 +144,6 @@ switch:
     id: relay_2
     pin:
       number: 19
-  - platform: gpio
-    name: Screen Power
-    id: screen_power
-    entity_category: config
-    pin:
-      number: 4
-      inverted: true
-    restore_mode: ALWAYS_ON
   - platform: template
     name: "Geiger Counter"
     optimistic: True
@@ -244,38 +151,3 @@ switch:
       - script.execute: geiger_click
     turn_off_action:
       - script.stop: geiger_click
-
-rtttl:
-  id: buzzer
-  output: buzzer_out
-
-sensor:
-  - platform: adc
-    id: ntc_source
-    pin: 38
-    update_interval: 5min
-    attenuation: 12db
-
-  - platform: resistance
-    id: resistance_sensor
-    sensor: ntc_source
-    configuration: DOWNSTREAM
-    resistor: 11.2kOhm
-
-  - platform: ntc
-    name: Temperature
-    id: temperature
-    sensor: resistance_sensor
-    calibration:
-      b_constant: 3950
-      reference_temperature: 22°C
-      reference_resistance: 10kOhm
-
-text_sensor:
-  - platform: homeassistant
-    id: name_day
-    entity_id: sensor.nameday_sk
-    on_value:
-      - lambda: |-
-          id(nspanel_id).set_time_format("%H:%M~" + x);
-          id(nspanel_id).update_time();

mcu-nspanel-patio.yaml

@@ -10,93 +10,16 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  on_boot:
-    then:
-      - switch.turn_off: screen_power
-      - delay: 1s
-      - switch.turn_on: screen_power
-      - delay: 2s
-      - lambda: 'id(nspanel_id).set_display_dim(5, 80);'
-
-esp32:
-  variant: esp32
-  toolchain: esp-idf
-  framework:
-    type: esp-idf
-    advanced:
-      minimum_chip_revision: 3.0
-      sram1_as_iram: true
-
-external_components:
-  - source:
-      type: git
-      url: https://github.com/randybb/esphome-nspanel-lovelace-native
-      ref: devices
-    refresh: 0s
-    components: [nspanel_lovelace]
 
 packages:
   common: !include common/common.yaml
-
+  nspanel: !include
-api:
+    file: common/nspanel.yaml
-  homeassistant_services: true
+    vars:
-  homeassistant_states: true
+      temperature_entity: sensor.zigbee_living_room_kitchen_temperature
-  actions:
+      temperature_name: Living Room Temperature
-    - action: play_rtttl
-      variables:
-        song: string
-      then:
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify
-      variables:
-        heading: string
-        message: string
-        song: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(heading, message, 10000);'
-        - rtttl.play:
-            rtttl: !lambda 'return song;'
-
-    - action: notify_fullscreen
-      variables:
-        title: string
-        description: string
-        button1: string
-        button2: string
-        timeout: int
-        icon: string
-      then:
-        - lambda: 'id(nspanel_id).notify_on_screensaver(title, description, timeout);'
-        - rtttl.play: "scale_up:d=32,o=5,b=100:c,c#,d#,e,f#,g#,a#,b"
-
-uart:
-  id: display_uart
-  tx_pin: 16
-  rx_pin: 17
-  baud_rate: 115200
 
 nspanel_lovelace:
-  id: nspanel_id
-  sleep_timeout: 10
-  experimental_vertical_ui: true
-  locale:
-    language: sk
-    temperature_unit: celcius
-  screensaver:
-    time_id: ha_time
-    time_format: '%H:%M'
-    date_format: '%A, %d. %b. %Y'
-    weather:
-      entity_id: sensor.weather_forecast_daily
-      icon_color: [255, 255, 255]
-    entities:
-      - entity_id: sensor.zigbee_living_room_kitchen_temperature
-        icon:
-          value: home-thermometer-outline
-          color: [255, 255, 255]
-        precision: 1
   cards:
     - type: cardGrid
       title: Kuchyňa / Obývačka
@@ -214,11 +137,6 @@ nspanel_lovelace:
         - name: Rast trávy
           entity_id: automation.irrigation_grow_grass
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 binary_sensor:
   - platform: gpio
     name: Left Button
@@ -238,8 +156,11 @@ binary_sensor:
       inverted: true
     on_click:
       if:
+        # mcu-patio online -> toggle its lights; otherwise (no API or relay_2 cut its power) the relay
         condition:
-          api.connected:
+          and:
+            - api.connected:
+            - binary_sensor.is_on: patio_status
         then:
           - homeassistant.action:
               action: light.toggle
@@ -251,11 +172,9 @@ binary_sensor:
         else:
           - switch.toggle: relay_2
 
-output:
+  - platform: homeassistant
-  - platform: ledc
+    id: patio_status
-    id: buzzer_out
+    entity_id: binary_sensor.patio_status
-    pin:
-      number: 21
 
 switch:
   - platform: gpio
@@ -271,47 +190,3 @@ switch:
     entity_category: config
     pin:
       number: 19
-
-  - platform: gpio
-    name: Screen Power
-    id: screen_power
-    entity_category: config
-    pin:
-      number: 4
-      inverted: true
-    restore_mode: ALWAYS_ON
-
-rtttl:
-  id: buzzer
-  output: buzzer_out
-
-sensor:
-  - platform: adc
-    id: ntc_source
-    pin: 38
-    update_interval: 5min
-    attenuation: 12db
-
-  - platform: resistance
-    id: resistance_sensor
-    sensor: ntc_source
-    configuration: DOWNSTREAM
-    resistor: 11.2kOhm
-
-  - platform: ntc
-    name: Living Room Temperature
-    id: temperature
-    sensor: resistance_sensor
-    calibration:
-      b_constant: 3950
-      reference_temperature: 25°C
-      reference_resistance: 10kOhm
-
-text_sensor:
-  - platform: homeassistant
-    id: name_day
-    entity_id: sensor.nameday_sk
-    on_value:
-      - lambda: |-
-          id(nspanel_id).set_time_format("%H:%M~" + x);
-          id(nspanel_id).update_time();

mcu-office-r.yaml

@@ -22,6 +22,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # GPIO21   UART TX
 # GPIO20   UART RX

mcu-patio.yaml

@@ -37,6 +37,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 
 # PINOUTS: M5ATOM+Atom Hub Switch
@@ -54,11 +55,6 @@ packages:
 # Relay1    G22
 # Relay2    G19
 
-time:
-  - platform: homeassistant
-    id: ha_time
-    timezone: Europe/Bratislava
-
 i2c:
   # - id: i2c0
   #   sda: 26

mcu-pow-dishwasher.yaml

@@ -23,6 +23,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 uart:
   - id: cse7766_uart
@@ -187,5 +188,3 @@ switch:
       - switch.turn_off: relay_off # bi-stable relay so no need to keep on
     interlock: [relay_on]
 
-time:
-  - !include common/time/homeassistant.yaml

mcu-pow-washer.yaml

@@ -2,7 +2,7 @@
 substitutions:
   device: pow-washer
   name: Washer POW
-  comment: 
+  comment: "spare"
   area: Washroom
   update_interval: 10s
 
@@ -186,6 +186,3 @@ switch:
       - delay: 500ms
       - switch.turn_off: relay_off # bi-stable relay so no need to keep on
     interlock: [relay_on]
-
-time:
-  - !include common/time/homeassistant.yaml

mcu-rf.yaml

@@ -19,6 +19,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 spi:
   clk_pin: 23

mcu-rfid-reader.yaml

@@ -40,6 +40,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 # logger:
 #   hardware_uart: UART0

mcu-shed.yaml

@@ -21,6 +21,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 i2c:
   sda: 25
@@ -109,5 +110,3 @@ switch:
       number: 19
       mode: OUTPUT
 
-time:
-  - !include common/time/homeassistant.yaml

mcu-socket-01.yaml

@@ -121,8 +121,7 @@ switch:
 #     number: GPIO00
 #     inverted: True
 
-time:
+# time:
-  - !include common/time/homeassistant.yaml
 #   - platform: homeassistant
 #     timezone: Europe/Bratislava
 #     on_time:

mcu-socket-02.yaml

@@ -122,8 +122,7 @@ switch:
     on_turn_off:
       - light.turn_off: light_red
 
-time:
+# time:
-  - !include common/time/homeassistant.yaml
 #   - platform: homeassistant
 #     timezone: Europe/Bratislava
 #     on_time:

mcu-socket-03.yaml

@@ -144,8 +144,7 @@ switch:
 #     number: GPIO00
 #     inverted: True
 
-time:
+# time:
-  - !include common/time/homeassistant.yaml
 #   - platform: homeassistant
 #     timezone: Europe/Bratislava
 #     on_time:

mcu-stackchan.yaml

@@ -33,14 +33,15 @@ psram:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 external_components:
   - source: github://m5stack/esphome-yaml/components
     components: [axp2101, aw88298, aw9523b, si12t, m5ioe1, ftservo, scs9009]
     refresh: 0s
   - source: github://randybb/esphome-components
-    components: [audio_spectrum]
+    components: [audio_spectrum, speaker]  # speaker: esphome#19862, drop once merged
-    refresh: 1d
+    refresh: 1h
 
 globals:
   - id: in_love
@@ -464,9 +465,9 @@ spi:
 
 image:
   - platform: file
-    file: assets/images/esphome-logo-text-on-dark.svg
+    file: assets/images/made-for-esphome-white-on-black.svg
     id: esphome_logo
-    resize: 280x56
+    resize: 230x68
     type: RGB565
     transparency: alpha_channel
   - platform: file
@@ -545,22 +546,36 @@ display:
       if (id(show_status)) {
         first_draw = true;
         it.fill(id(face_bg));
-        it.image(160, 45, id(esphome_logo), ImageAlign::CENTER);
+        it.image(160, 46, id(esphome_logo), ImageAlign::CENTER);
         it.print(160, 95, id(font_title), id(face_fg), TextAlign::CENTER, "${name}");
 
         if (wifi_ok) {
-          it.printf(20, 135, id(font_status), id(status_ok), "WiFi: %s  (%d dBm)",
+          it.printf(20, 114, id(font_status), id(status_ok), "WiFi: connected  (%d dBm)", rssi);
-                    id(ip_address_sensor).state.c_str(), rssi);
+          // one global IPv6 (skip link-local) and one IPv4 address
+          int y = 133;
+          char buf[network::IP_ADDRESS_BUFFER_SIZE];
+          for (bool v6 : {true, false}) {
+            for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+              if (!ip.is_set() || ip.is_ip6() != v6)
+                continue;
+              ip.str_to(buf);
+              if (v6 && strncmp(buf, "fe80", 4) == 0)
+                continue;
+              it.print(30, y, id(font_status), id(status_dim), buf);
+              y += 19;
+              break;
+            }
+          }
         } else {
-          it.print(20, 135, id(font_status), id(status_wait), "WiFi: connecting...");
+          it.print(20, 114, id(font_status), id(status_wait), "WiFi: connecting...");
         }
 
         const bool api_ok = api::global_api_server->is_connected();
-        it.print(20, 162, id(font_status), api_ok ? id(status_ok) : id(status_wait),
+        it.print(20, 172, id(font_status), api_ok ? id(status_ok) : id(status_wait),
                  api_ok ? "Home Assistant: connected" : "Home Assistant: waiting...");
 
         if (batt >= 0) {
-          it.printf(20, 189, id(font_status), batt <= 20 && !charging ? id(status_low) : id(status_dim),
+          it.printf(20, 191, id(font_status), batt <= 20 && !charging ? id(status_low) : id(status_dim),
                     "Battery: %d%%%s", batt, charging ? " (charging)" : "");
         }
         it.printf(20, 212, id(font_status), id(status_dim), "ESPHome %s", ESPHOME_VERSION);
@@ -883,4 +898,3 @@ time:
     id: rtc_time
     i2c_id: i2c_bsp
     update_interval: never
-  - !include common/time/homeassistant.yaml

mcu-tft.yaml

@@ -10,9 +10,10 @@ esphome:
   friendly_name: ${name}
   area: ${area}
   comment: ${comment}
-  platformio_options:
+  on_boot:
-    board_build.flash_mode: dio
+    - priority: -100
-
+      then:
+        - lvgl.page.show: status_page
 
 esp32:
   variant: esp32c3
@@ -21,93 +22,244 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
-logger:
+api:
-  logs:
+  # status page until Home Assistant connects (log viewers don't subscribe to states)
-    component: ERROR
+  on_client_connected:
-
+    - delay: 2s
-# GPIO1   UART TX
+    - if:
-# GPIO3   UART RX
+        condition:
-# GPIO4   I2C SDA
+          api.connected:
-# GPIO5   I2C SCL
+            state_subscription_only: true
-# GPIO12  DISPLAY DIO
+        then:
-# GPIO12  DISPLAY CLOCK
+          - lvgl.page.show: main_page
-# GPIO14  BUZZER
+  on_client_disconnected:
-# GPIO16  RGB
+    - if:
+        condition:
+          not:
+            api.connected:
+              state_subscription_only: true
+        then:
+          - lvgl.page.show: status_page
 
 spi:
   clk_pin: 4
   mosi_pin: 5
   miso_pin: 6
 
-color:
-  - id: my_green
-    hex: 00ff00
-  - id: my_magenta
-    hex: ff00ff
-  - id: my_red
-    hex: ff0000
-  - id: my_white
-    hex: ffffff
-
-font:
-  - file: "gfonts://Roboto"
-    id: font_default
-    size: 20
-  - file: "gfonts://B612"
-    id: b612_24
-    size: 24
-  - file: "gfonts://B612"
-    id: b612_16
-    size: 16
-  - file: "gfonts://B612"
-    id: b612_12
-    size: 12
-  - file: "gfonts://B612 Mono"
-    id: b612_24_mono
-    size: 24
-  - file: "gfonts://B612 Mono"
-    id: b612_16_mono
-    size: 16
-  - file: "gfonts://B612 Mono"
-    id: b612_12_mono
-    size: 12
-  - file: "gfonts://Roboto"
-    id: roboto_32
-    size: 32
-  - file: "gfonts://Roboto"
-    id: roboto_24
-    size: 24
-  - file: "gfonts://Roboto"
-    id: roboto_16
-    size: 16
-  - file: "gfonts://Roboto"
-    id: roboto_12
-    size: 12
-  - file: "gfonts://Roboto Mono"
-    id: roboto_32_mono
-    size: 32
-  - file: "gfonts://Roboto Mono"
-    id: roboto_24_mono
-    size: 24
-  - file: "gfonts://Roboto Mono"
-    id: roboto_16_mono
-    size: 16
-  - file: "gfonts://Roboto Mono"
-    id: roboto_12_mono
-    size: 12
-
-
 display:
   - platform: mipi_spi
+    id: main_display
     model: ILI9341
     cs_pin: 7
     dc_pin: 8
     reset_pin: 10
     invert_colors: false
-    lambda: |-
+    data_rate: 40MHz
-      it.fill(Color::BLACK);
+    update_interval: never
-      it.print(0, 0, id(b612_12), id(my_white), TextAlign::TOP_LEFT, "HELLO WORLD!");
+    auto_clear_enabled: false
-      it.print(0, 14, id(b612_12), id(my_green), TextAlign::TOP_LEFT, "HELLO WORLD!");
+
-      it.print(0, 28, id(b612_12), id(my_magenta), TextAlign::TOP_LEFT, "HELLO WORLD!");
+touchscreen:
-      it.print(0, 42, id(b612_12), id(my_red), TextAlign::TOP_LEFT, "HELLO WORLD!");
+  - platform: xpt2046
+    display: main_display
+    cs_pin: 0
+    interrupt_pin: 1
+    transform:
+      mirror_x: true
+    calibration:
+      x_min: 330
+      x_max: 3620
+      y_min: 230
+      y_max: 3680
+
+script:
+  - id: update_status
+    then:
+      - lambda: |-
+          // same colors as the other status screens: ok green, waiting orange, details gray
+          static const uint32_t OK = 0x4DD966, WAIT = 0xFFB300;
+          auto set = [](lv_obj_t *label, const std::string &text, uint32_t color) {
+            lv_label_set_text(label, text.c_str());
+            lv_obj_set_style_text_color(label, lv_color_hex(color), LV_PART_MAIN);
+          };
+
+          const bool wifi_ok = wifi::global_wifi_component->is_connected();
+          set(id(status_wifi),
+              wifi_ok ? str_sprintf("WiFi: connected  (%d dBm)", wifi::global_wifi_component->wifi_rssi())
+                      : std::string("WiFi: connecting..."),
+              wifi_ok ? OK : WAIT);
+
+          // IPv6 first (skip link-local), then IPv4
+          std::string ips;
+          if (wifi_ok) {
+            char buf[network::IP_ADDRESS_BUFFER_SIZE];
+            for (bool v6 : {true, false}) {
+              for (auto &ip : wifi::global_wifi_component->get_ip_addresses()) {
+                if (!ip.is_set() || ip.is_ip6() != v6)
+                  continue;
+                ip.str_to(buf);
+                if (v6 && strncmp(buf, "fe80", 4) == 0)
+                  continue;
+                if (!ips.empty())
+                  ips += "\n";
+                ips += buf;
+              }
+            }
+          }
+          lv_label_set_text(id(status_ips), ips.c_str());
+          if (ips.empty())
+            lv_obj_add_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+          else
+            lv_obj_remove_flag(id(status_ips), LV_OBJ_FLAG_HIDDEN);
+
+          const bool api_ok = api::global_api_server->is_connected();
+          set(id(status_ha), api_ok ? "Home Assistant: connected" : "Home Assistant: waiting...",
+              api_ok ? OK : WAIT);
+
+          const uint32_t up = millis() / 1000;
+          lv_label_set_text(id(status_footer),
+                            str_sprintf("ESPHome %s\nup %ud %02u:%02u:%02u", ESPHOME_VERSION, up / 86400,
+                                        (up / 3600) % 24, (up / 60) % 60, up % 60).c_str());
+interval:
+  - interval: 1s
+    then:
+      - lvgl.label.update:
+          id: clock_label
+          text: !lambda |-
+            auto now = id(ha_time).now();
+            if (!now.is_valid())
+              return std::string("--:--");
+            return now.strftime("%H:%M");
+      - if:
+          condition:
+            lvgl.page.is_showing: status_page
+          then:
+            - script.execute: update_status
+
+image:
+  - platform: file
+    file: assets/images/made-for-esphome-white-on-black.svg
+    id: esphome_logo
+    resize: 220x65
+    type: RGB565
+    transparency: alpha_channel
+
+font:
+  - file: "gfonts://Roboto@500"
+    id: font_clock
+    size: 80
+    glyphs: "0123456789:-"
+  - file: "gfonts://Roboto"
+    id: font_title
+    size: 24
+  - file: "gfonts://Roboto"
+    id: font_status
+    size: 14
+
+lvgl:
+  log_level: WARN
+  color_depth: 16
+  bg_color: 0x000000
+  text_color: 0xFFFFFF
+  theme:
+    button:
+      bg_color: 0x2B2F36
+      radius: 12
+      checked:
+        bg_color: 0xE08A00
+    buttonmatrix:
+      bg_opa: TRANSP
+      border_width: 0
+      items:
+        bg_color: 0x2B2F36
+        text_color: 0xFFFFFF
+        radius: 12
+        checked:
+          bg_color: 0xE08A00
+  top_layer:
+    widgets:
+      # same navigation bar as on the other LVGL displays
+      - buttonmatrix:
+          id: nav_bar
+          align: bottom_mid
+          width: 100%
+          height: 48
+          pad_all: 4
+          pad_column: 6
+          items:
+            text_font: montserrat_20
+          rows:
+            - buttons:
+                - id: page_prev
+                  text: ""
+                  on_press:
+                    then:
+                      lvgl.page.previous:
+                - id: page_home
+                  text: ""
+                  on_press:
+                    then:
+                      lvgl.page.show: main_page
+                - id: page_next
+                  text: ""
+                  on_press:
+                    then:
+                      lvgl.page.next:
+  pages:
+    # 1: clock
+    - id: main_page
+      widgets:
+        - label:
+            id: clock_label
+            align: CENTER
+            y: -24
+            text_font: font_clock
+            text: "--:--"
+
+    # 2: status (shown until Home Assistant connects)
+    - id: status_page
+      on_load:
+        - script.execute: update_status
+      widgets:
+        - image:
+            src: esphome_logo
+            align: TOP_MID
+            y: 8
+        - label:
+            align: TOP_MID
+            y: 78
+            text_font: font_title
+            text: "${name}"
+        - obj:
+            x: 8
+            y: 116
+            width: 224
+            height: SIZE_CONTENT
+            bg_opa: TRANSP
+            border_width: 0
+            pad_all: 0
+            scrollbar_mode: "OFF"
+            layout:
+              type: flex
+              flex_flow: column
+              pad_row: 6
+            widgets:
+              - label:
+                  id: status_wifi
+                  text_font: font_status
+                  text: ""
+              - label:
+                  id: status_ips
+                  text_font: font_status
+                  text_color: 0x8C8C8C
+                  text: ""
+              - label:
+                  id: status_ha
+                  text_font: font_status
+                  text: ""
+              - label:
+                  id: status_footer
+                  text_font: font_status
+                  text_color: 0x8C8C8C
+                  text: ""

mcu-well.yaml

@@ -34,6 +34,7 @@ esp32:
 
 packages:
   common: !include common/common.yaml
+  ipv6_only: !include common/ipv6_only.yaml
 
 api:
   actions:
@@ -358,5 +359,3 @@ valve:
     close_action:
       - switch.turn_off: irrigation_relay_8
 
-time:
-  - !include common/time/homeassistant.yaml

secrets.yaml.default

@@ -1,6 +1,9 @@
 wifi_ssid: "ssid"
 wifi_password: "password"
 
+wifi_ssid_ipv6: "ssid"
+wifi_password_ipv6: "password"
+
 api_password: "password"
 api_key: "oSsCFxRUqIJLpT98cQwSwNxYoC7zbUh0YBHczAWRyBI="