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Newsgroups: comp.sys.cbm
Path: novice.uwaterloo.ca!dfevans
From: dfevans@bbcr.uwaterloo.ca (David Evans)
Subject: Re: CBM PET 3032 information wanted
Sender: news@novice.uwaterloo.ca (Mr. News)
Message-ID: <DEKEBI.JKq@novice.uwaterloo.ca>
Date: Fri, 8 Sep 1995 02:16:30 GMT
References: <421bvb$3ij@tuegate.tue.nl> <42bq1a$n34@news.cc.utah.edu>
<1995Sep3.124405@nyssa.swt.edu>
Nntp-Posting-Host: bcr4.uwaterloo.ca
Organization: University of Waterloo
In article <1995Sep3.124405@nyssa.swt.edu>, Bo <ez13942@nyssa.swt.edu> wrote:
>In article <42bq1a$n34@news.cc.utah.edu>, pre7874@u.cc.utah.edu
(Perry Eidelbus) writes:
>> : 3) A reset button would be nice too..
>>
>> Perhaps you could wire a switch and resistor to the ground and reset pins
>> of the processor (6502?).
>
> Even easier way to do this is to connect the ground and the reset lines
>on either the user or expansion port to one of them spring buttons from
>ratshack. This is how I got a reset switch on my SX-64.
>
Once you find the hardware way to do the reset, I seem to recall that the PET
reset sequence destructively tests memory. Poke something recognizable
someplace and do sys 64790. My PET's not near me, so I can't test it for
myself.
--
David Evans (NeXTMail OK) dfevans@bbcr.uwaterloo.ca
Computer/Synth Junkie http://bbcr.uwaterloo.ca/dfevans/
University of Waterloo "Default is the value selected by the composer
Ontario, Canada overridden by your command." - Roland TR-707 Manual