| P0 | IO33 | Analog I/O | Y | Y | Y | Y | Yes | | Voice Recognition Module (Expansion Board) |
| P1 | IO32 | Digital I/O | Y | Y | Y | Y | Yes | | Can also be configured as output |
| P2 | IO35 | Digital & Analog In | Y | N | Y | N | No | | Input only |
| P3 | IO34 | Analog Input | N | N | Y | N | No | | Input only |
| P5 | IO0 | Digital I/O | Y | Y | N | N | Yes | | Startup mode selection, Button A |
| P8 | IO26 | Digital I/O | Y | Y | N | N | Yes | M1 | Motor PWM output, TTS |
| P9 | IO25 | Digital I/O | Y | Y | N | N | Yes | M3 | Motor PWM output |
| P10 | IO36 | Analog Input | N | N | Y | N | No | | Microphone |
| P11 | IO2 | Digital I/O | Y | Y | N | N | Yes | | Button B |
| P13 / P14 | IO18/19 | Digital I/O | Y | Y | N | N | Yes | M2 | Motor PWM output |
| P14 | IO19 | Digital I/O | Y | Y | N | N | Yes | | |
| P15 | IO23 | Digital I/O | Y | Y | N | N | Yes | M3 | Motor PWM output |
| P16 | IO5 | Digital I/O | Y | Y | N | N | Yes | M1 | Motor PWM output |
| P19 / P20 (I2C) | IO22/21 | Digital I/O | Y | Y | N | N | Yes | | I2C Bus: NFC, OLED, Gyroscope |
