Datasheet

PORT PIN Note:
PORT-A(Red) 32/33 I2C
PORT-B(Black) 26/36 DAC/AD
PORT-C(Blue) 13/14 UART
ADC1 ADC2 DAC1 DAC2
8 channels 10 channels 2 channels 2 channels
M5PORT EXPLAIN
ESP32 ADC/DAC