joevt's latest activity
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Jjoevt replied to the thread Cpu0 and cpu1 help needed..MacRumors has a couple recent threads on converting a Quad G5 to air cooling.
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.The point of setting all the bytes in the text to all the same value is so that you can find that byte value on the bus. You're saying...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.Here's another test program. Change the value in line 5 to any bit pattern or character you think might be helpful. 5 TEST = 255-64 10...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.I think so. Do you mean the IOU at E5? I guess if you're done looking at all the traces to the Video ROM at F4 then sure, try the IOU...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.This is a better test: 10 HTAB 1:VTAB 1: PRINT " `Aa": PRINT PEEK(1024) " " PEEK(1025) " " PEEK(1026) " " PEEK(1027) I tested it at...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.You can try AppleSoft Basic using the PEEK command. Something like this: 10 HTAB 1: VTAB 1:PRINT " ": PRINT PEEK(1024) 20 HTAB 1: VTAB...
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Jjoevt replied to the thread SOLVED Apple //e with PAL composite video displaying issue.I believe the problem occurs before the PAL circuit. What does "chip base" mean? I hopes it's just a problem with a trace. Correct...
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