Are your ports initialized properly?  I don't know how C PIC compilers work,
if they automatically change register pages or not.

Jeff

----- Original Message -----
From: Ed Troy <etroy@AEROCONSULT.COM>


> I have a very simple application for a pic 16c74b. (Yes, I know it is
gross
> overkill, but that is what we are using.) Basically, it is being used to
> program two National Semiconductor synthesizers. They use the standard SPI
> bus, which has a data, a clock, and an enable line. I am using (or at
least
> trying to use) RC5 for data, RC3 for clock, and RC2 for low synthesizer
> enable and RC1 for high synthesizer enable. The code seems to do nothing
at
> all, in either MPLAB or on the actual board. Basically, nothing toggles or
> does ANYTHING! I am sure I am doing something incredibly stupid, or
lacking

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