>
>
> If you can use a PS/2 keyboard instead of the AT keyboard, then check out
> the User's Guide for the Microchip PICDEM USB development board. It has a
> complete functional schematic and code for interfacing to a PS/2 keyboard.


The PS/2 and AT keyboard interfaces are virtually identical, except for the
shape of the connector (and possibly some minor electrical parameters). Any
code for interfacing to a PS/2 keyboard should work fine for an AT keyboard
as well. Note that an XT keyboard is quite different.

Greetings,
Maarten Hofman.
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