man evtest (Commandes) - Event device test program
NAME
evtest - Event device test program
SYNOPSIS
evtest /dev/input/eventX
DESCRIPTION
evtest allows you to see the event layer events your keyboard is generating. This is for debugging to help you determine if indeed your keyboard is sending events, and which events it is sending. It uses the new event layer.
SEE ALSO
send_to_keyboard(8), lineakd(1).
AUTHOR
evtest was written by Vojtech Pavlik <vojtech@suse.cz>.