sicklittlemonkey wrote:
Perhaps it is using some "vapor" video byte reads to get "random" values. Failure to emulate changing values for this kind of load would produce the problem the OP referred to.Exactly, but I do emulate this, which is why it's interesting.
Another possibility is reading "random" disk controller nibbles, which many emulators do not support. -michael Music synthesis for 8-bit Apple II's! Home page: http://members.aol.com/MJMahon/ "The wastebasket is our most important design tool--and it is seriously underused."