6802 disassembler

Heinz Wolter h.wolter at sympatico.ca
Wed Apr 27 14:07:26 CDT 2005


same as a 6800 dissembler ;)- no new instructions.  just 128 bytes ram.
show be able to find tons by google - even a nice simulator to load
and single step would be handier to do what you want. You'd need
to guess where the IOs are mapped - maybe interfaced through a 6820
or directly to the clock chip. see for eg
http://fie.engrng.pitt.edu/fie95/3b3/3b33/3b33.htm
here's a unixish one.
http://www.geocities.com/TheTropics/Harbor/8707/simulator/sim68xx/sim68xx.html
cheers -h

 "Marvin Johnston" <marvin at rain.org> wrote

> Can someone recommend a freeware 6802 disassembler. The Micro General
> postal scale that I have (circa 1983) has a 6802 processor with five
> 27c64 Eproms. I've copied the eprom binarys to disk, and now want to see
> what the program does. It has lost its calibration (the backup battery
> died) and upon replacing the battery, it is calling for a calibration
> and I've not been able to find any informaton on the web regarding how
> to calibrate the scale. So it looks like time to do it the hard way :).
> Thanks!



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