HD44780 LCD controller

Browse source code on GitHub

Overview

Display text strings on parallel interfacing HD44780 based generic LCD controller using GPIO pins to interface with Arduino Due (SAM3).

Building and Running

This project can be built and executed on as follows:

west build -b arduino_due samples/drivers/lcd_hd44780
west flash

Sample Output

LCD Init
Page 1: message
Page 2: message
Page 3: message

Display output

********************
Arduino Due
yalpsiD DCL 4x02
********************
-------------------
Zephyr Rocks!
My super RTOS
-------------------
--------------------
--------HOME--------
I am home!

See also

GPIO Driver APIs