>
> Not for a keypad, but I have used the LCD data pins for talking to a
> DS1620 temperature sensor with a 3-wire interface.  Works fine, the LCD
> will ignore the data lines if not selected.
>

Similarly I've run three LCD panels in parallel all sharing the same data
lines but with seperate "E" lines. Certainly cuts down on cable width. Works
fine every time.

Ben

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