Feb 19, 2015 #1 R rameshrai Full Member level 3 Joined Aug 16, 2010 Messages 158 Helped 7 Reputation 14 Reaction score 7 Trophy points 1,298 Activity points 2,272 Hi, I have simulating 8086 in proteus but the signal M/IO' shows HIGH only whereas I am doing read using IN instruction from a port. Does anybody know how to solve this? I am starting to guess that the 8086 model is incorrect, can this be possible? thanks Last edited: Feb 19, 2015
Hi, I have simulating 8086 in proteus but the signal M/IO' shows HIGH only whereas I am doing read using IN instruction from a port. Does anybody know how to solve this? I am starting to guess that the 8086 model is incorrect, can this be possible? thanks
Feb 19, 2015 #2 Z zuisti Advanced Member level 1 Joined Jul 2, 2004 Messages 479 Helped 188 Reputation 376 Reaction score 183 Trophy points 1,323 Location Hungary Activity points 3,319 The signal M/IO' shows LOW only while perform a read using IN instruction from a port (or OUT, of course). Otherwise it is always HIGH. Please look at the Proteus 8086 example, in "SAMPLES\VSM for 8086", it works well, tried. I'm using Proteus v7.10.
The signal M/IO' shows LOW only while perform a read using IN instruction from a port (or OUT, of course). Otherwise it is always HIGH. Please look at the Proteus 8086 example, in "SAMPLES\VSM for 8086", it works well, tried. I'm using Proteus v7.10.
Feb 22, 2015 #3 Z zuisti Advanced Member level 1 Joined Jul 2, 2004 Messages 479 Helped 188 Reputation 376 Reaction score 183 Trophy points 1,323 Location Hungary Activity points 3,319 If you cannot find it ... Attachments 8086_demo.rar 41.7 KB · Views: 74
Feb 25, 2015 #4 R rameshrai Full Member level 3 Joined Aug 16, 2010 Messages 158 Helped 7 Reputation 14 Reaction score 7 Trophy points 1,298 Activity points 2,272 this will help, thank you