Pico to Pi HAT X Converter

Bring your Raspberry Pi Pico or Pico-pin-compatible boards into the standard Raspberry Pi (Zero) form factor with this funky adapter board from Pi Hut.

40 PI Header
Raspberry Pi HAT 2x20 header interface exposed by the Pico to Pi HAT X Converter pinout diagram.
Type · connector
3V3
3.3 V rail on the Pi header side of the converter.
Type · powerVoltage · 3.3V
5V
5 V rail on the Pi header side of the converter.
Type · powerVoltage · 5V
GND
Ground pins on the Pi header and Pico header mappings.
Type · ground
SDA1
Pi-header I2C data signal mapped in the pinout diagram to Pico GP11 / GP13 side labels depending on header side.
Type · i2c
SCL1
Pi-header I2C clock signal mapped in the pinout diagram to Pico GP14 side label.

Start wiring

I2C · I2S · UART · 3.3V · 5V

Confirm the data interface matches your host board.

Module pins: 3V3, 5V, VBUS, VSYS, GND, SDA1, SCL1, TX. Schematik maps them to your board in the app.

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Pin	Type	Function	Voltage
40 PI Header	connector	Raspberry Pi HAT 2x20 header interface exposed by the Pico to Pi HAT X Converter pinout diagram.
3V3	power	3.3 V rail on the Pi header side of the converter.	3.3V
5V	power	5 V rail on the Pi header side of the converter.	5V
GND	ground	Ground pins on the Pi header and Pico header mappings.
SDA1	i2c	Pi-header I2C data signal mapped in the pinout diagram to Pico GP11 / GP13 side labels depending on header side.
SCL1	i2c	Pi-header I2C clock signal mapped in the pinout diagram to Pico GP14 side label.
TX	uart	UART transmit signal shown on the Pi header mapping, paired with Pico GP15 in the diagram.
RX	uart	UART receive signal shown on the Pi header mapping, paired with Pico GP16 in the diagram.
MOSI	spi	SPI MOSI signal on the Pi header mapping, shown with Pico GP36 / GPIO 20 region in the diagram.
MISO	spi	SPI MISO signal on the Pi header mapping, shown with Pico GP37 / GPIO 19 region in the diagram.
SCLK	spi	SPI clock signal on the Pi header mapping, shown with Pico GP35 / GPIO 21 region in the diagram.
CE0	digital	SPI chip-select 0 signal on the Pi header mapping.
CE1	digital	SPI chip-select 1 signal on the Pi header mapping.
2x20 pin Pico Headers	connector	Dual 2x20 Pico header interface, labelled Pi Pico L and Pi Pico R in the converter pinout diagram.
VBUS	power	Pico VBUS connection shown in the converter pinout diagram.	USB VBUS / 5V domain
VSYS	power	Pico VSYS connection shown in the converter pinout diagram.
RUN	control	Pico RUN control pin shown in the converter pinout diagram.

Pinout

Start wiring

Connectors

Displays

Air quality

MCUs and boards