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34 lines
601 B

  1. Mapping:
  2. GPIO0: PA4 (SERCOM0 PAD[0]) MOSI
  3. GPIO1: PA5 (SERCOM0 PAD[1]) SCK
  4. GPIO2: PA6 (SERCOM0 PAD[2]) MISO
  5. GPIO3: PA7 (SERCOM0 PAD[3]) ??
  6. GPIO4: PA8 (SERCOM2 PAD[0]) SDA
  7. GPIO5: PA9 (SERCOM2 PAD[1]) SCL
  8. PMOD:
  9. GPIO3 -> 1
  10. GPIO0 -> 2
  11. GPIO2 -> 3
  12. GPIO1 -> 4
  13. GPIO4 -> 7
  14. GPIO5 -> 8
  15. I2C:
  16. PAD[0] Digital I/O SDA
  17. PAD[1] Digital I/O SCL
  18. PAD[2] Digital I/O SDA_OUT (4-wire operation)
  19. PAD[3] Digital I/O SCL_OUT (4-wire operation)
  20. 3 -> GPIO2 -> PAD[2] -> SDA_OUT
  21. 4 -> GPIO1 -> PAD[1] -> SCL
  22. UART:
  23. RX: PAD[0], PAD[1], PAD[2], PAD[3]
  24. TX: PAD[0], PAD[2]
  25. RTS: PAD[2], PAD[3]
  26. CTS: PAD[3]
  27. XCK: PAD[1],[PAD[3]
  28. SPI: