LubanCat IoT N6 Pinout



CN3



CN4

GPIO 21 (PCM Data-Out)

Alt0Alt1Alt2Alt3Alt4Alt5
PCM DOUTSMI SD13DPI D17I2CSL CESPI1 SCLKGPCLK1
  • Physical/Board pin 40
  • GPIO/BCM pin 21
  • Wiring Pi pin 29

GPIO 21 is used by PCM to provide a data output signal to an external audio device such as a DAC chip.