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+Raspberry Pi Pico W GPIO Pinout
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+ Pin | Name | SPI | I2C | UART | PWM |
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+ 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 |
+ 17 | GP13 | SPI1 CSn | I2C0 SCL | UART0 RX | PWM6 B |
+ 18 | Ground |
+ 19 | GP14 | SPI1 SCK | I2C1 SDA | UART0 CTS | PWM7 A |
+ 20 | GP15 | SPI1 TX | I2C1 SCL | UART0 RTS | PWM7 B |
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+ ![Raspberry Pi Pico W with the micro USB port facing upwards, standing face-up on its GPIO pins.](raspberry-pi-picow.svg)
+ ![Raspberry Pi Pico W with the micro USB port facing downwards, standing bottom-up on its GPIO pins.](raspberry-pi-picow-underside.svg)
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+ Pin | Name/ADC | SPI | I2C | UART | PWM |
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+ 40 | VBUS |
+ 39 | VSYS |
+ 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 |
+ 24 | GP18 | SPI0 SCK | I2C1 SDA | UART0 CTS | PWM1 A |
+ 23 | Ground |
+ 22 | GP17 | SPI0 CSn | I2C0 SCL | UART0 RX | PWM0 B |
+ 21 | GP16 | SPI0 RX | I2C0 SDA | UART0 TX | PWM0 A |
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diff --git a/raspberry-pi-picow.svg b/raspberry-pi-picow.svg
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