the multi key code is in this zip file http://www.geocities.com/SiliconValley/Heights/8504/ash2oshl.zip it might take some work to adapt it to the 86 but basicly you ghts/8504/ash2oshl.zip it might take some work to adapt it to tcan make a loop that will tell it keys are being pressed or not just read the multikey.asm to see how to use it