Re: Radionics D7212B1 Panel Help

["WYSIWYG" <nospam@xxxxxxx>]

Thanks to everyone on this thread for their help and kind encouragement.
The panel is unlocked and ready for business. The D1255 keypads are
responding to the panel and everything looks good.



"Mark Leuck" <m..leuck@xxxxxxxxxxx> wrote in message
news:Ccednb2BNbvFVMbeRVn-vw@xxxxxxxxxxxxxx
>
> "WYSIWYG" <nospam@xxxxxxx> wrote in message
> news:mNL6f.2020$Lv.1347@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> > Mark,
> >
> > I appreciate your concern over my abilities to work with electroincs. I
> can
> > assure that I am not in over my head. I bought the older version of the
> > board just because it has a socketed EPROM that I could extract the
code.
> My
> > intention is to use the Radionics code if I can. Otherwise I am fully
> > prepared, and capable, to write an entirely new program for this board.
> And
> > yes, I am that good. I currently have a good protion of the original
> > Radinonics code decomplied and I am using a logic analyzer to track the
> > operation of the microprocessor in areas where the code is not clear to
> me,
> > yet. I have the key circuits mapped out on the board and I am adding to
my
> > knowledge daily. For example, I already know how to unlock this panel by
> > running a program to change the password in RAM. May not be the best way
> to
> > do it, but it can be done. I can also monitor and inject communication
> > signals into the peripheral bus using my PC.
> >
> > I expect your perspective is different from mine. For me, this is a fun
> > project to see how something works, down to the bits, bytes, volts and
> ohms.
> > If I get a useful alarm system at the end of it all, good for me. If I
> > don't, I learned one heck of a lot and my next design in my "real job"
may
> > be just that much better. As you suggest, if I ONLY wanted an alarm
> system,
> > this is NOT the way to go. I agree. Trouble is, I don't learn that much
by
> > signing a contract for an alarm system around the kitchen table.
>
> Nobody says you have to sign a contract for an alarm system the problem
here
> is you have an ancient junk panel that in the end will still be worthless
no
> matter how much you work on it. My suggestion is to get a decent and
fairly
> new panel and work on that. Plenty of those on Ebay
>
>