BeagleY-AI Pinout


Orientate your BeagleY-AI with the GPIO on the right and the HDMI port(s) on the left.

(*) Denotes pins that differ in functionality on BeagleY-AI as compared to Raspberry Pi 4/5

GPIO 20 (PCM Data-In)

  • Physical/Board pin 38
  • GPIO/BCM pin 20
  • SoC pin F23

GPIO 20 is used by PCM to input data from an I2S audio device, such as a microphone.

The pin is also usable as a GPIO or hardware PWM.