Hello all,

Another small question for all the crystal experts: When I use a serial cut
crystal instead of a parallel cut one, will the oscillating frequency be
lower or higher than the frequency printed on the crystal?

Cheers:                                ... Sipke de Leeuw ...



At 16:40 01/04/96 +0100, you wrote:
>> Tom Rogers wrote:
>>
>> >Sipke de Leeuw wrote:
>> >>
>> >> I think someone else has ask this question before, but I didn't read any
>> >> answers. What kind of crystal do we need for building the extern part of
>> >> the oscillator for a PIC: serial or parallel ??
>> >> (&etc.)
>> >
>> >I didn't see any answers, either, so try this:
>> >
>> >STUFF deleted about ' it really doesn't matter'
>>
>> MORE STUFF deleted about 'Oh yes it does'
>>
>
>Well, it is on page 39 of the PIC16C8X data sheet I have.
>
>It should be a parallel cut crystal, as "use of a series cut crystal may give
>a frequency out of the crystal manufacturers range".
>
>Cheers
>
>