Christopher Tyler wrote:
>
> Hi, I am still an amateur PIC programmer and am having problem writing
> a program. What I am trying to do is write a frequency generator to
> generate pulses between 20 and 400Hz. I am using a 16C57 for the
> program. I am using the RTCC to get the frequency. I tried using a
> lookup table to change frequencies, but it was to big to fit into the
> 1st 256bytes of the page(the simulator gave all sorts of wierd problems)
> and I had to use 2 tables...one for the RTCC and another to change the
> Prescaler.....This was not very effiecient......Can anyone give me any
> ideas on other ways  of doing this?


Hi Christopher, how many different frequencies
do you need, and how accurate does each one have
to be? 20Hz t 400Hz is not a very big range.
-Roman

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