>         Despite all the things I have tried in the last few months, I
> STILL have not got a successful program loaded into my 16f628. I am using
> TLVP with David Tait's FPP. I HAVE verified that the parport works by
> using FPP's debug function, and every pin works out as it should. I have
> rewired numerous times from scratch to ensure no errors. Initially, I had
> a longer parport cord (6'), but I made my own that was much shorter. I
> thought maybe this was the problem, but it works with the debug feature..
> I verified each pin's voltage high and low with a DMM while switching
> them with FPP's debug feature. Even the read pin works fine, as it shows
> in the debug section. I have increased the cycle delays to mad numbers
> that are extremely high, and still nothing works. It just sais Read: 3FFF
> expected: 2828 (as 2828 was the first code to program). What is going on?
> I am getting desparate here for nothing has worked. I have even switched PIC's.

Try putting some capacitors (small ones, say 100 nF) on the inputs to the
IC that you're using to interface to the PIC.

--Brendan

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