Posted in Raspberry Pi Tagged character lcd, hd44780, lcd, pcf8574, RPi ← Building A Pick And Place With 3D Printed Parts Resurrecting A PS3 Controller That Won’t Charge → ...

HD44780 LCD connected to PCF8574 I2C This paper presents a library for Arduino that allows interfacing a 16x2 LCD display with the HD44780 controller via the PCF8574 I2C expander. The library provides ...

If this library doesn't work correctly, try redefining LCD_DELAY. This value affects time that HD44780 chip is given to process data packets (for my display it works with 1500). Amount of time that ...