With this I2C LCD which is an easy-to-use display module, It can make creating display much more easy. It has the same built-in color screen that shows a live logic-analyzer display of all SPI traffic. It also uses a standard FTDI USB serial chip to talk to the PC, so no special drivers need to be installed. 'Microchip PIC Library to Control a 20 by 4 LCD over I2C'. It's my first go at writing a C++ Arduino Library so apologies if it's not in 100% perfect Arduino The library gives access to all the HD44780 LCD functionality along with read access of the display to allow reading of DD and CG ram along with