| 1 | mcu_name | board_name | port | pin |
|---|
| 2 | PA0 | | 0 | 0 |
| 3 | PA4 | | 0 | 4 |
| 4 | PA5 | TX | 0 | 5 |
| 5 | PA6 | RX | 0 | 6 |
| 6 | PA7 | SD_CS | 0 | 7 |
| 7 | PA8 | LED | 0 | 8 |
| 8 | PB0 | | 1 | 0 |
| 9 | PB1 | | 1 | 1 |
| 10 | PB2 | | 1 | 2 |
| 11 | PB3 | SCL | 1 | 3 |
| 12 | PB4 | SDA | 1 | 4 |
| 13 | PC0 | | 2 | 0 |
| 14 | PC1 | | 2 | 1 |
| 15 | PC2 | SCK | 2 | 2 |
| 16 | PC3 | MOSI | 2 | 3 |
| 17 | PC4 | | 2 | 4 |
| 18 | PC5 | | 2 | 5 |
| 19 | PC6 | MISO | 2 | 6 |
| 20 | PC7 | | 2 | 7 |
| 21 | PD0 | | 3 | 0 |
| 22 | PD1 | | 3 | 1 |
| 23 | PD2 | | 3 | 2 |
| 24 | PD3 | | 3 | 3 |