doc/rpi_gpio_use.md

   1 RPi and rpi-mc-1 Board Pins
   2 ===========================
   3
   4 | RPi GPIO | Pin no. | Simple-dc | PMSM SPI | PMSM AM | RPI JTAG |
   5 | -------- | ------- | --------- | -------- | ------- |--------- |
   6 | +3.3v    | 1       |           |          |         |          |
   7 | +5v      | 2       |           |          |         |          |
   8 | gpio2    | 3       |           |          |         |          |
   9 | +5v      | 4       |           |          |         |          |
  10 | gpio3    | 5       |           |          |         |          |
  11 | GND      | 6       |           |          |         |          |
  12 | gpio4    | 7       |           | gpio_clk | gpio_clk| TDI      |
  13 | gpio14   | 8       |           |          |         | RxD      |
  14 | GND      | 9       |           |          |         |          |
  15 | gpio15   | 10      |           |          |         | TxD      |
  16 | gpio17   | 11      |           |          |         |          |
  17 | gpio18   | 12      | pwm_in    |          | pwm1    |          |
  18 | gpio27   | 13      |           |          |         | TMS      |
  19 | GND      | 14      |           |          |         |          |
  20 | gpio22   | 15      | pwm_dir_in|          | pwm1_en | TRST     |
  21 | gpio23   | 16      | irc_a     |          | irc_a   | RTCK     |
  22 | +3.3v    | 17      |           |          |         | TDO      |
  23 | gpio24   | 18      | irc_a     |          | irc_i   |          |
  24 | gpio10   | 19      |           | spi_mosi | spi_mosi|          |
  25 | GND      | 20      |           |          |         |          |
  26 | gpio9    | 21      |           | spi_miso | spi_miso|          |
  27 | gpio25   | 22      |           |          |         | TCK      |
  28 | gpio11   | 23      |           | spi_clk  | spi_clk |          |
  29 | gpio8    | 24      | irc_b     |          | irc_b   |          |
  30 | GND      | 25      |           |          |         |          |
  31 | gpio7    | 26      | irc_b     | spi_ce   | spi_ce  |          |
  32 | ID_SDA   | 27      |           |          |         |          |
  33 | ID_SCL   | 28      |           |          |         |          |
  34 | gpio5    | 29      |           |          |         |          |
  35 | GND      | 30      |           |          |         |          |
  36 | gpio6    | 31      |           |          |         |          |
  37 | gpio12   | 32      |           |          | pwm3    |          |
  38 | gpio13   | 33      |           |          | pwm2    |          |
  39 | GND      | 34      |           |          |         |          |
  40 | gpio19   | 35      |           |          | pwm2_en |          |
  41 | gpio16   | 36      |           |          |         |          |
  42 | gpio26   | 37      |           |          | pwm3_en |          |
  43 | gpio20   | 38      |           |          |         |          |
  44 | GND      | 39      |           |          |         |          |
  45 | gpio21   | 40      |           |          |         |          |
  46