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    ROCK Pi S >  Hardware >  Hardware Revisions

This page describe the hardware revisions of ROCK Pi S. For the different models and features of each models, please refer models page.


  • This is the first version of the board, 15 samples are made


  • Board color changes to yellow :-)
  • Change GPIO header to be compatible with ROCK Pi 4
  • Swap USB Host on type A and USB OTG on type C, make more sense with single cable for power and adb
  • Change SPI flash to SD Nand


  • Add full PDM support on GPIO header according to the discussion on the forum
  • Swap ethernet status led JP1 pin 11/12 and pin 13/14
  • Change resistor R9608 R90304 value to reduce brightness of LED
  • Add 5.1K pull down resistor on type C CC pin :-)