Num lock indicator

From: eeh (
Date: 02/07/05

Date: 7 Feb 2005 00:17:38 -0800


I need to interface to a PC Keyboard by MCU. I can get key from it.
Howeever, I also need to turn on or off its num lock LED indicator. I
have tried but failed to do that. Could anyone kindly give an example
code (C or asm) to me?