Gravity: Expansion Board for Raspberry Pi Pico / Pico 2

The Gravity Expansion Board is designed for Raspberry Pi Pico and Pico 2, featuring multiple communication ports, plug-and-play functionality, and support for various sensors and modules.

All pinsOfficial table 1 row 1
Brought out onto female pin headers
Type · pin
Digital IOOfficial table 1 row 2
16: GP2, GP3, GP12-22
Type · digital io
Analog IOOfficial table 1 row 3
3: GP26-GP28
Type · analog
UARTOfficial table 1 row 4
2
Type · uart
I2COfficial table 1 row 5
2

Start wiring

Analog · UART · I2C

Confirm the data interface matches your host board.

Module pins: Analog IO, UART, I2C, SPI. Schematik maps them to your board in the app.

Related groups

4 groups

Connectors

Sort passive connector adapters from Qwiic boards, LCD modules and microSD card adapters before assuming anything with the right plug will substitute safely.

Connectors & cables · Connectors · 28 parts

Displays

Character LCDs, SPI TFTs, e-paper modules and larger capacitive-touch TFT panels solve different display jobs. Treat display class, interface, controller, resolution, touch, refresh behaviour, storage, voltage and mounting as separate swap checks.

Displays · TFT & LCD displays · 35 parts

Air quality

Choose between MQ gas sensors, VOC/eCO2 indoor-air sensors, true CO2 modules and particulate sensors without treating every air-quality breakout as the same detector.

Sensors · Gas & air-quality sensors · 31 parts

MCUs and boards

ESP32, Arduino Uno, Raspberry Pi Pico, and compatible add-on boards for running builds.

Boards · Microcontroller boards · 24 parts