LCD notes for HD44780 Compatible Displays

This contains background links and info used to develop the Pi-LCD demo software

Quite a lot of the info has been written for the Arduino but it is relatively easy to convert for use on Python.

Existing LCD Python Modules

A Raspberry Pi LCD library for the widely used Hitachi HD44780 controller, written in Python

https://github.com/dbrgn/RPLCD

Tool for designing your own user character 

http://mikeyancey.com/hamcalc/lcd_characters.php

simple explanation of how to upload user characters to LCD displays

http://solar-blogg.blogspot.co.uk/2009/02/displaying-custom-5×8-characters-on.html

Big digit stuff

Links to a nicely rounded set of 3 x 2 characters, great for clocks etc

http://hardwareswiki.com/raid_software_download/Large_numeric_characters_on_16x2_LCD_wit/948688/

https://gist.github.com/ronivaldo/5587355

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