Adafruit AW9523 GPIO Expander - Qwiic
Expand your project possibilities, with the Adafruit AW9523 GPIO Expander and LED Driver Breakout - a cute and powerful I2C expander with a lot of tricks up it..
Adafruit FT232H USB to GPIO Board
This chip from FTDI is similar to their USB to serial converter chips but adds a 'multi-protocol synchronous serial engine' which allows it to speak many common pr..
Adafruit GPIO Expander Bonnet
The Raspberry Pi is an amazing single board computer - and one of the best parts is that GPIO connector! 40 pins of digital goodness you can twiddle to control LEDs, ..
Adafruit MCP23017 I2C GPIO Expander Breakout - Qwiic
This Adafruit MCP23017 I2C GPIO Expander Breakout has 16 GPIO with matching ground pad. We particularly like the '17 as an expander for it's sim..
DF Robot Gravity CH423 Digital IO Expander
The DFRobot CH423 pin expander enables expansion of the system with 24 additional digital I/O ports using the I2C interface. It features 8 GPIOs with interr..
DF Robot I2C HUB
This Gravity: I2C HUB module is designed to connect up to 8 I2C devices to a main-controller, which allows you easily to hook up multiple I2C devices in project building, for insta..
DF Robot IO Shield for FireBeetle 2
The DF Robot IO Shield for FireBeetle 2 is an expansion shield specifically crafted for the FireBeetle 2 series (M0, ESP32-E), providing a range of convenient co..
I2C MCP23017 16 I/O Module
This is a 16 IO extension module of the I2C interface, and uses the MCP23017 chip of MicroChip. The chip is fully functional where each IO can be configured as input or outp..
Interface Shield V7.1
IO Expansion shield is one of the market favourites. Fast robotics prototyping made affordable and simple thanks to this design. Soldering and wiring often becomes a problem whe..
IO Expander Breakout - 16 Output - I2C
Are you low on I/O? No problem! The SX1509 Breakout is a 16-channel GPIO expander with an I2C interface – that means with just two wires, your microcontroller..
Keyes ESP32 IO Expander 38 Pin
The keyestudio ESP32-IO shield is designed to be compatible with the keyestudio ESP32 Core board. The ESP32-IO shield has brought out all the pins of keyestudio ESP32..
PCF8575 - I2C IO Expansion Module
Do you have out I/O pins? This awesome IC allows the user to expand up to 16 I/O with just two I/O for control! The PCF8575C is controlled via an I2C interface and..
PCF8575 I2C IO Expansion Module - 3.3V/5V
Have you run out of I/O pins? This great IC allows the user to expand up to 16 I/O using only two I/O for control! The PCF8575C is controlled through an I2..
SparkFun I2C to GPIO Board - Qwiic Ready
The Qwiic GPIO is an I2C device which adds an additional four IO pins which you can read and write just like any other digital pin on your controller. The d..
Wave AW9523B I2C to 16 IO Expansion Board
The Wave AW9523B I2C to 16 IO Expansion Board is an expansion board that adds 16 I/O's to your controller. It's compatible with the raspberry pi, Arduino a..
Wave MCP23017 I2C I/O Expander - C & Python for Pi & Arduino code examples
The MCP23017 IO Expansion Board expands 2 signal pins as 16 I/O pins based on the I2C bus, up to 8 MCP23017 IO Ex..
Wave Pico Quad GPIO Expansion Board
This Wave Pico Quad GPIO (General Purpose In/Out) Expansion board is extremely useful if you prototype on the Raspberry Pi Pico. Four sets of 2x20 male header, all..
TM1638 Display Module
8 Bits, 8 keys, 8 LEDs, 8 digital tubes, common cathode LED digital tube. With TM1638 Chip, this module gather more than three common SCM peripheral circuits. The advantage is o..