Raspberry Pi Pico 2 W with Header

Raspberry Pi Pico 2 W (RP2350, 520KB SRAM, 4MB flash, Wi-Fi, Bluetooth) with pre-soldered pin headers for direct breadboard or socket use.

GP01
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP12
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GND3
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
GP24
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP35
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP46
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP57
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GND8
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
GP69
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP710
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP811
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP912
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GND13
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
GP1014
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1115
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1216
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1317
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GND18
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
GP1419
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1520
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1621
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1722
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GND23
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
GP1824
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP1925
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP2026
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GP2127
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
GND28
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
GP2229
RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
Type · gpio
RUN30
Run/reset control pin on the main Pico 2 W interface.
Type · control
GP26 / ADC031
RP2350 GPIO26 with ADC0 analogue input function exposed on Pico 2 W pinout.
Type · gpioVoltage · 3.3V logic / ADC reference domain
GP27 / ADC132
RP2350 GPIO27 with ADC1 analogue input function exposed on Pico 2 W pinout.
Type · gpioVoltage · 3.3V logic / ADC reference domain
AGND33
Analogue ground for ADC measurements on the main Pico 2 W interface.
Type · ground
GP28 / ADC234
RP2350 GPIO28 with ADC2 analogue input function exposed on Pico 2 W pinout.
Type · gpioVoltage · 3.3V logic / ADC reference domain
ADC_VREF35
ADC power supply/reference voltage pin; the datasheet says it is generated by filtering the 3.3V supply and can use an external reference.
Type · powerVoltage · ADC reference, normally filtered 3.3V
3V336
Main 3.3V supply generated by the onboard SMPS; datasheet recommends keeping external load under 300mA.
Type · powerVoltage · 3.3V output
3V3_EN37
On-board SMPS enable pin, pulled high to VSYS; short low to disable 3.3V and de-power RP2350.
Type · controlVoltage · pulled to VSYS
GND38
Ground pin on the main 40-pin Pico 2 W interface.
Type · ground
VSYS39
Main system input voltage used by the onboard SMPS. Datasheet allows 1.8V to 5.5V.
Type · powerVoltage · 1.8V to 5.5V input
VBUS40
Micro-USB input voltage connected to micro-USB port pin 1, nominally 5V when USB is powered.
Type · powerVoltage · nominal 5V USB input

Pin	Position	Type	Function	Voltage
GP0	1	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP1	2	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GND	3	ground	Ground pin on the main 40-pin Pico 2 W interface.
GP2	4	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP3	5	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP4	6	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP5	7	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GND	8	ground	Ground pin on the main 40-pin Pico 2 W interface.
GP6	9	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP7	10	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP8	11	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP9	12	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GND	13	ground	Ground pin on the main 40-pin Pico 2 W interface.
GP10	14	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP11	15	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP12	16	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP13	17	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GND	18	ground	Ground pin on the main 40-pin Pico 2 W interface.
GP14	19	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP15	20	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP16	21	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP17	22	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GND	23	ground	Ground pin on the main 40-pin Pico 2 W interface.
GP18	24	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP19	25	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP20	26	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GP21	27	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
GND	28	ground	Ground pin on the main 40-pin Pico 2 W interface.
GP22	29	gpio	RP2350 multi-function 3.3V GPIO exposed on Pico 2 W pinout.
RUN	30	control	Run/reset control pin on the main Pico 2 W interface.
GP26 / ADC0	31	gpio	RP2350 GPIO26 with ADC0 analogue input function exposed on Pico 2 W pinout.	3.3V logic / ADC reference domain
GP27 / ADC1	32	gpio	RP2350 GPIO27 with ADC1 analogue input function exposed on Pico 2 W pinout.	3.3V logic / ADC reference domain
AGND	33	ground	Analogue ground for ADC measurements on the main Pico 2 W interface.
GP28 / ADC2	34	gpio	RP2350 GPIO28 with ADC2 analogue input function exposed on Pico 2 W pinout.	3.3V logic / ADC reference domain
ADC_VREF	35	power	ADC power supply/reference voltage pin; the datasheet says it is generated by filtering the 3.3V supply and can use an external reference.	ADC reference, normally filtered 3.3V
3V3	36	power	Main 3.3V supply generated by the onboard SMPS; datasheet recommends keeping external load under 300mA.	3.3V output
3V3_EN	37	control	On-board SMPS enable pin, pulled high to VSYS; short low to disable 3.3V and de-power RP2350.	pulled to VSYS
GND	38	ground	Ground pin on the main 40-pin Pico 2 W interface.
VSYS	39	power	Main system input voltage used by the onboard SMPS. Datasheet allows 1.8V to 5.5V.	1.8V to 5.5V input
VBUS	40	power	Micro-USB input voltage connected to micro-USB port pin 1, nominally 5V when USB is powered.	nominal 5V USB input

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