FAQ ans Lifehacks

• Good to know
  • Peripheral GPIOs used:
  • Available GPIOs for DIY
• ESPHome configuration

Good to know

Peripheral GPIOs used:

1. Adressable LED connector:

• GPIO16 - Data;
• GPIO17 - Clock;

2. Digital I2S microphone, model ICS-43432:

• WS - GPIO15;
• SD - GPIO32;
• SC - GPIO14;

3. Infrared Receiver TSOP38238, 38kHz:

• GPIO4 - IR data line;

4. Sensor button TTP223:

• GPIO26 - Sensor data line;

5. On board LEDs (near DC plug):

• GPIO22 - LED-1, Blue;
• GPIO23 - LED-2, Green;

Available GPIOs for DIY

• GPIO0;
• GPIO2 (TX);
• GPIO3 (RX);
• GPIO5;
• GPIO12;
• GPIO18;
• GPIO19;
• GPIO25;
• GPIO27;
• GPIO34;
• EN_ESP;
• 3.3V x2;
• GND x2;
  

ESPHome configuration