PMOD (Peripheral Module) is Digilent open standard for FPGA and microcontroller expansion modules. The 12-pin 2×6 header provides 8 signal pins, 2 power, and 2 ground at 3.3V for sensors displays and communication modules.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | IO1 | Signal pin 1 | I/O |
| 2 | IO2 | Signal pin 2 | I/O |
| 3 | IO3 | Signal pin 3 | I/O |
| 4 | IO4 | Signal pin 4 | I/O |
| 5 | GND | Ground | GND |
| 6 | VCC | 3.3V power | PWR |
| 7 | IO5 | Signal pin 5 | I/O |
| 8 | IO6 | Signal pin 6 | I/O |
| 9 | IO7 | Signal pin 7 | I/O |
| 10 | IO8 | Signal pin 8 | I/O |
| 11 | GND | Ground | GND |
| 12 | VCC | 3.3V power | PWR |