Problem is that I have one with a 4-bit only interface... ------------------------------------------------------------------------------ A member of the PI-100 Club: 3.1415926535897932384626433832795028841971693993751 058209749445923078164062862089986280348253421170679 On Wed, 6 Jan 1999, Steve Smith wrote: > In a message dated 05/01/99 22:51:08 GMT, you write: > > << > What is a sure fire way of testing that your LCD module is at least > functioning with out using any code? > >> > Send it control chars 038H 006H 00CH this puts it into 2 line 8 bit mode then > send some text in plain ascii. If you want I have an include file for 8 bit > opperation I could send.... > > Cheers Steve >