Yeah, I had thought of something like that.  I'm not overly fussed on a=20
plug-in board (with new chip) as we'd then have to secure it down.  If=20
there's no pin compatible PICs, we may just have to offer that solution=20
to our client as an option I guess.
David...

On 19/06/2012 8:35 PM, John Ferrell wrote:
> I have a commercial device with a defective OTP chip that is unavailable
> for repair. The current scheme is to fabricate a PIC module on a PC
> Board that plugs into the OTP socket to provide appropriate power and
> port connections. The osc & pgm connections would be on the new PCB.
> Software would need to be written from scratch.
>
> This is a hobby/academic subject for me and I have yet to work with any
> PIC's other than DIP. Until I develop the skills needed for a smaller
> package, my project is on hold!
>
> On 6/19/2012 12:18 AM, David Duffy (AVD) wrote:
>> I have a board that currently uses a  Samsung micro ( S3F9454BZZDK94 )
>> in a 20 pin DIP package.
>>
>> What I'd like to do is replace it with a PIC (or AVR at a pinch) and not
>> have to learn another micro's ways or find an IDE for it.
>>
>> Vss is on pin 1 and Vdd is on pin 20.  This is opposite than some other
>> micros that have their pins "up the top".
>>
>> This is not a one-off replacement by the way and it ideally needs to be
>> a plug in replacement.  Has anyone else been down this path before?
>> David...
>>


--=20
___________________________________________
David Duffy        Audio Visual Devices P/L
Unit 8, 10 Hook St, Capalaba 4157 Australia
Ph: +61 7 38235717      Fax: +61 7 38234717
Our Web Site: www.audiovisualdevices.com.au
___________________________________________

--=20
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist
.