>I guess I had this feeling that the "S" in ICSP would
>mean much fewer lines -- like +, -, and signal, and I
>could've just added a 3-pin port/plug to my circuit.
>But then I may need to have some switching to isolate
>some existing port lines during the programming.

+, -, signal, clock, and reset.

And you needed +, -, anyway.  ICD boards (Microchip's,
anyway,) take the + and - from the board but I don't
think you have to do it that way.  Well, I guess you
need ground :)

Barry

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