Extenseur GPIO pour RPi Pico, 1x Raspberry Pi Standard 40 broches, 1x Pico 2x20-Pin - RobotShop
Adafruit PCF8574 I2C GPIO Expander Breakout - STEMMA QT / Qwiic | The Pi Hut
I2C: MCP23008 & MCP23017 | Wiring Pi
Waveshare Pico Evaluation Kit (Type B), Includes Pico + Color LCD + IMU Sensor + GPIO Expander, Comes with Demo Code for GPIO/PWM/I2C/SPI, Compatible with Raspberry Pi : Amazon.fr: Informatique
DIN Schiene Montieren MCP23017 32 Kanal GPIO Expander mit I2C Interface für Arduino Raspberry Pi, 3,3 V/5V Power|Demo-Board Zubehör| - AliExpress