From a3950d9f17ccdc7113bec59387df70346f4fd8bd Mon Sep 17 00:00:00 2001 From: Roman Priesol Date: Tue, 29 Sep 2026 23:23:44 +0200 Subject: [PATCH] echo: it's a Xiaomi Mijia Gateway with an ATOM Echo brain transplant --- mcu-echo.yaml | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/mcu-echo.yaml b/mcu-echo.yaml index ca4fe93..e60e5a6 100644 --- a/mcu-echo.yaml +++ b/mcu-echo.yaml @@ -1,12 +1,12 @@ --- -# Hardware: M5Stack ATOM Echo +# Hardware: Xiaomi Mijia Gateway, brain transplant: M5Stack ATOM Echo (kept the speaker, LEDs and PSU) # Pinout: # GPIO12 -> Button (binary_sensor gpio) (inverted) # GPIO19 -> speaker_bus (i2s_audio i2s_bclk_pin) -# GPIO21 -> led_red (output ledc) +# GPIO21 Gateway LED red -> led_red (output ledc) # GPIO22 -> speaker_id (speaker i2s_audio i2s_dout_pin) -# GPIO23 -> led_status (light status_led); led_blue (output ledc) -# GPIO25 -> led_green (output ledc) +# GPIO23 Gateway LED blue -> led_status (light status_led); led_blue (output ledc) +# GPIO25 Gateway LED green -> led_green (output ledc) # GPIO26 Grove SDA -> i2c (i2c sda) # GPIO32 Grove SCL -> i2c (i2c scl) # GPIO33 -> speaker_bus (i2s_audio i2s_lrclk_pin)