> There is lots of stuff on this topic, and I have looked at 
> lots, but I find 
> it bewilderingly inconsistent. Finally, I decided to use 
> Microchip AN587 as my guide.

Why not use the HD44780 manual as your guide? I don't think you would
use a Powertip application note as the reference for PIC assembler
programming?

Wouter van Ooijen

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