Aside from all the other helpful adive about using the PS+ as an ICSP,
please note that while it is not programming the PS+ holds the chip in
reset.  So if you want to keep the ICSP connected during test runs,
you'll need to disconnect the MCLR wire while the chip runs.

-Adam

David Schmidt wrote:

>I'd like to use an SSOP 20 packaged 16F627A in a project.  I have a picstart plus, but no programming adapter for an SSOP20.
>I would like to solder the SSOP20 into my PCB and program it "in-circuit" using my picstart plus (also I may need to change the
>firmware later to correct for bugs).
>
>- Is the in-circuit programming of the 16F627A the same hookup, voltages and algorithm that the picstart plus uses?
>(can I just jumper over the 5 pins needed for in-circuit programming from the picstart plus?)
>
>Thanks.  The microchip website didn't list the picstart plus as being able to program in-circuit, but I suspect that is just because they don't offer a hookup cable.
>
>Dave
>
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