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 18 (PCM Clock)

  • Physical/Board pin 12
  • GPIO/BCM pin 18
  • SoC pin D25

GPIO 18 can be used by MCASP0_ACLKX (PCM) to provide a clock signal to an external audio device such as a DAC chip.

This pin is also usable as a GPIO or with the hardware PWM-ECAP peripheral.