Quote Originally Posted by Darrel Taylor View Post

Try increasing LCD_COMMANDUS
Code:
DEFINE LCD_COMMANDUS 2000
Most of the displays I have take at least 1.6mS to complete a clear screen.
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Yes, that fixed the problem.

STRANGE.. I never had to change this value before ? I can't understand why the same
test program works on the same display, with the same pins, at the same frequency on a 16F877A ?

Well, as long as it works I'm happy thanks alot!