Maybe I'm assuming too much about the knowledge of the OP, but I suppose we still need to point that out. :huh:
I do have a question--if you're doing this for the PAA content, why not just use that? It's available as a medical disinfectant. At the rate you're producing it with the little TAED content, a...
Did you try XT keyboard? That motherboard does not support AT keyboards.
I have another version of the 8MHz Turbo Board (that is the 8088 motherboard that i use on XTIDE Universal BIOS testing). Edit: By the way, can i possibly have image file from your BIOS?
There's a cheaper source for these. Futurlec has the Samsung KM684000 for about $9. A nit on the article--the AS6C4008 is a 32-pin DIP, not 36.