Do these chips have an OSCCAL instruction in them that is confusing the
programmer?

(I'm too lazy to look at the 54A datasheet to find out for myself)

Bob Ammerman
RAm Systems
(contract development of high performance, high function, low-level
software)

----- Original Message -----
From: Don Hyde <DonH@AXONN.COM>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Thursday, September 28, 2000 11:42 AM
Subject: Re: [PIC]:New 16C54A not blank


> Chips seem to show up as non-blank if the pins are not making good contact
> in the socket -- in my case, I usually forgot to flip the little lever on
> the ZIF socket.
>
> > -----Original Message-----
> > From: Denis Clare [mailto:clared@CRYPTIC.RCH.UNIMELB.EDU.AU]
> > Sent: Wednesday, September 27, 2000 5:38 PM
> > To: PICLIST@MITVMA.MIT.EDU
> > Subject: [PIC]:New 16C54A not blank
> >
> >
> > Hi,
> > I have programmed two 12C509's using the WARP-13A, no problem.
> > I am now trying to program a 16C54A. I have bought four ,in
> > packets, from RS.
> > I put the first one straight from the packet into the 18 pin socket,
> > checked orientation.
> > Clicked on Blank, and it says the chip isn't blank.
> > Replaced that chip with another chip, clicked on blank and it
> > says the chip
> > isn't blank either.
> >
> > I would appreciate a hint as to what I am doing wrong.
> >
> > The 12C509's registered as blank and programmed without a problem.
> >
> > Thanks
> >
> > Denis
> >
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>
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