Expose GPIO modules (Raspberry Pi, Beaglebone, PCF8754, PiFace2 etc.) and digital sensors (LM75 etc.) to an MQTT server for remote control and monitoring.

Userinterface for Volumio (RaspberryPi) with ssd1322 and ssd1306 oled display, spectrum bargraph, progress bar, LED functions, Standby-functions, 4 Buttons and Rotary Encoder.

MicroPython driver for PCF8574 8-Bit I2C I/O Expander with Interrupt

MicroPython library for pcf8574 an i2c digital expander for Arduino, esp32, SMT32 and ESP8266. Can read write digital values with only 2 wire.

A simple module for working with the HD44780 LCD over I²C using the PCF8574 Backpack

LiquidCrystal Library for MicroPython. The library supports I2C GPIO expanders like PCF8574 and native GPIO communication for flexible interfacing.

Python based library for talking to character based LCDs.

Small tests with Rpi like hardware, i2c bus, pcf 8575 and leds...

Python-based Building Management System for real-time sensor monitoring and LCD display using Raspberry Pi

3 CircuitPython Character LCD 20x4 example scripts to help you get started and save you a lot of time.

HD44780 LCD over PCF8574 I2C backpack via MCP2221A (Python).

Easy program to control pcf8574 in python

MicroPython library for commanding HD44780 LCD controller over I2C bus via PCF8574 GPIO expander

A PCF8574 plugin for Cayenne

A Python library and command line tool to control PCF8574 I2C relay boards