[time-nuts] algorithms and hardware for comparing clock pulses

Jim Lux jimlux at earthlink.net
Mon Sep 21 20:08:54 UTC 2015


On 9/21/15 12:13 PM, Robert LaJeunesse wrote:
> The Teensy 3.1 (http://www.pjrc.com/store/teensy31.html ~$20) has a Flex Timer Module that appears to allow a single counter to be captured into independent registers from independent inputs. Not sure, but PJRC tends to run the clock fast (96MHz) so relative timing resolution should be much better than 0.1 microseconds.
>
I have, literally, a box full of teensy 3.1s at work.
If there's a quick test that would help answer any questions, I'm 
willing to set them up.
I have, in the lab with the Teensys, a SRS Rb and a Wenzel OCXO (not a 
superduper, just the streamline).

Is there a Flex Timer Module in the teensyduino library?


> Bob LaJeunesse
>
>> Sent: Monday, September 21, 2015 at 1:45 PM
>> From: "Can Altineller" <altineller at gmail.com>
>> To: "Discussion of precise time and frequency measurement" <time-nuts at febo.com>
>> Subject: [time-nuts] algorithms and hardware for comparing clock pulses
>>
>>     Dear Time-nuts,
>>
>>   ...
>>     I probably need a hardware to measure the time pulses more precisely.
>>   ...
>>     Are there any solutions to this problem?
>>   ...
>>     Best Regards,
>>     Can Altineller
>> _______________________________________________
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