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I am still strugling with this and really need any info as to how to fix it.
I've tried this in versions 7.8 sp2, 7.9 sp1 and 7.10 sp0 and it's always the same.
could this be a bug in Proteus 8086 model (i8086.dll)? and if so, is there a way to fix it (edit model somehow?)
thanks!
here is the trace.
notice that the interrupt vector 0x04 is put to DBus and the interrupt 0x03 is fired (0x03 is the last value that appeared on ADBus)
I have a 8086 - 8259a related problem I really need help solving.
I have programmed the 8259a interrupt controller and it interfaces with the CPU just fine except the CPU doesn't wait for the interrupt vector to be set on the D[0..7] BUS! Instead it reads the old BUS value and executes the...
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