Barry Gershenfeld wrote:

>>I would like to measure the amplitude of a signal (actually only the top
>>half :-). Does anyone have any suggestions or pointers, I'll be using
>>the 16F877 ICD as the proto and hope to move over to the 12C67x later.
>>The frequency is only 120KHz.
>>
>
> Well then, anytime the processor isn't busy just grab signal
> samples off the A/D converter.  Record the highest reading you
> get after grabbing some number of samples...that's the + amplitude,
> assuming it was a real signal you were reading.

Sometime things are just that simple, thanks!

--
Linux Home Automation           Neil Cherry             linuxha@home.com
http://members.home.net/ncherry                         (Text only)
http://meltingpot.fortunecity.com/lightsey/52           (Graphics)
http://linuxha.sourceforge.net/
                        (SourceForge)

--
http://www.piclist.com hint: PICList Posts must start with ONE topic:
[PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads