On Tue, Dec 11, 2007 at 02:01:03PM -0500, [email protected] wrote:
> How many bits (not just data, also preamble/postamble, sync bits, etc.)  
> is the keyboard sending for each keystroke anyway?

FWIW, it is likely sending keyboard scan codes:

http://en.wikipedia.org/wiki/Scancode

It doesn't send the actual characters typed, because games and the
like need to know when keys are depressed and released, not just what
letter was typed.

Here's an overview of keyboard input under Linux:

http://www.subspacefield.org/~travis/keyboard/index.html
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