| 1 | B3 | PB3 |
|---|
| 2 | B4 | PB4 |
| 3 | B5 | PB5 |
| 4 | B6 | PB6 |
| 5 | B7 | PB7 |
| 6 | A8 | PA8 |
| 7 | B8 | PB8 |
| 8 | B9 | PB9 |
| 9 | A10 | PA10 |
| 10 | A0 | PA0 |
| 11 | A1 | PA1 |
| 12 | A2 | PA2 |
| 13 | A3 | PA3 |
| 14 | A4 | PA4 |
| 15 | A5 | PA5 |
| 16 | A6 | PA6 |
| 17 | A7 | PA7 |
| 18 | B1 | PB1 |
| 19 | B10 | PB10 |
| 20 | B13 | PB13 |
| 21 | B14 | PB14 |
| 22 | B15 | PB15 |
| 23 | B0 | PB0 |
| 24 | SW | PC13 |
| 25 | LED_RED | PB2 |
| 26 | LED_GREEN | PB12 |
| 27 | USB_VBUS | PA9 |
| 28 | USB_DM | PA11 |
| 29 | USB_DP | PA12 |
| 30 | OSC32_IN | PC14 |
| 31 | OSC32_OUT | PC15 |
| 32 | NC1 | PA13 |
| 33 | NC2 | PA14 |
| 34 | NC3 | PA15 |