Adafruit PCF8574 I2C GPIO Expander Breakout

Adafruit Industries, LLC mail

OSHWA UID

US002153 Project Website

Certification Date

December 14, 2022

Country

United States of America

Expand your project possibilities, with the Adafruit PCF8574 GPIO Expander Breakout - an 8 channel I2C expander. It has 8 I/O pins, three I2C address select jumpers mean up to 8 expanders for 64 total pins, each pin can be an input or an output, and IRQ output to notify you of input pin changes.This IO expander uses a 4-pin Sparkfun Qwiic-compatible connector called STEMMA QT, which allows it to communicate over I2C without soldering.Click the link labeled 'Project Website' to find out more.

Version

Rev B

Licenses
Hardware
Other
Software
MIT
Documentation
CC BY-SA
View Documentation

Certification mark

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Project Type
Electronics
Keywords
Adafruit PCF8574 I2C GPIO Expander Breakout, CircuitPython

Citations