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Old 15th Sep 2017, 8:54 am   #20
Ancient Geek
Retired Dormant Member
 
Join Date: Aug 2017
Location: Bristol, UK.
Posts: 136
Default Re: Help with 6802 Microcontroller

Peter, I'd have a look at the rom size jumper/dip switch labelled f/g on the schematic, and maybe the two rom ce pullups. I think it's likely that your logic analyser has weak pullups, and that may be why it started working.

Last edited by Ancient Geek; 15th Sep 2017 at 8:56 am. Reason: Additional point.
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