Let's say I use uv-2 IDE I say write a small a51 assembly program like this and add to proj org 1000h mov A,#05h mov 90,A end If i want to simulate it and see the O/p of Port 1 where'd I see it? Sorry if I sound like a n00b , but I searched the whole of KB and couldn't find such basic solns..btw, using AT89S8252
y d0nt u jst rd GS51.PDF & d0 exmpls? & c the ASAMPLE prjct? The problem is, I've gone thro' them but couldn't find such basic solutions.. and what's port 1->90h? ^^^ and you don't call that reply shorthand ? ;)
http://www.keil.com/uvision2/sim_51_portio.htm