Raspberry Pi Pico 2 Pinout
Pin | Name | SPI | I2C | UART | PWM |
1 | GP0 | SPI0 RX | I2C0 SDA | UART0 TX | PWM0 A |
2 | GP1 | SPI0 CSn | I2C0 SCL | UART0 RX | PWM0 B |
3 | Ground |
4 | GP2 | SPI0 SCK | I2C1 SDA | UART0 CTS | PWM1 A |
5 | GP3 | SPI0 TX | I2C1 SCL | UART0 RTS | PWM1 B |
6 | GP4 | SPI0 RX | I2C0 SDA | UART1 TX | PWM2 A |
7 | GP5 | SPI0 CSn | I2C0 SCL | UART1 RX | PWM2 B |
8 | Ground |
9 | GP6 | SPI0 SCK | I2C1 SDA | UART1 CTS | PWM3 A |
10 | GP7 | SPI0 TX | I2C1 SCL | UART1 RTS | PWM3 B |
11 | GP8 | SPI1 RX | I2C0 SDA | UART1 TX | PWM4 A |
12 | GP9 | SPI1 CSn | I2C0 SCL | UART1 RX | PWM4 B |
13 | Ground |
14 | GP10 | SPI1 SCK | I2C1 SDA | UART1 CTS | PWM5 A |
15 | GP11 | SPI1 TX | I2C1 SCL | UART1 RTS | PWM5 B |
16 | GP12 | SPI1 RX | I2C0 SDA | UART0 TX | PWM6 A | HSTX 12 |
17 | GP13 | SPI1 CSn | I2C0 SCL | UART0 RX | PWM6 B | HSTX 13 |
18 | Ground |
19 | GP14 | SPI1 SCK | I2C1 SDA | UART0 CTS | PWM7 A | HSTX 14 |
20 | GP15 | SPI1 TX | I2C1 SCL | UART0 RTS | PWM7 B | HSTX 15 |
Pin | Name/ADC | SPI | I2C | UART | PWM |
40 | VBUS 5V |
39 | VSYS 5V* |
38 | Ground |
37 | 3V3 En |
36 | 3V3 Out |
35 | ADC VRef |
34 | GP28 A2 | SPI1 RX | I2C0 SDA | UART0 TX | PWM6 A |
33 | ADC Gnd |
32 | GP27 A1 | SPI1 TX | I2C1 SCL | UART1 RTS | PWM5 B |
31 | GP26 A0 | SPI1 SCK | I2C1 SDA | UART1 CTS | PWM5 A |
30 | RUN |
29 | GP22 | SPI0 SCK | I2C1 SDA | UART1 CTS | PWM3 A |
28 | Ground |
27 | GP21 | SPI0 CSn | I2C0 SCL | UART1 RX | PWM2 B |
26 | GP20 | SPI0 RX | I2C0 SDA | UART1 TX | PWM2 A |
25 | GP19 | SPI0 TX | I2C1 SCL | UART0 RTS | PWM1 B | HSTX 19 |
24 | GP18 | SPI0 SCK | I2C1 SDA | UART0 CTS | PWM1 A | HSTX 18 |
23 | Ground |
22 | GP17 | SPI0 CSn | I2C0 SCL | UART0 RX | PWM0 B | HSTX 17 |
21 | GP16 | SPI0 RX | I2C0 SDA | UART0 TX | PWM0 A | HSTX 16 |