[time-nuts] teensy as time capture device
Poul-Henning Kamp
phk at phk.freebsd.dk
Thu Sep 24 05:08:07 UTC 2015
--------
In message <5602F65B.6050600 at earthlink.net>, Jim Lux writes:
>I've got a teensy3.1 hooked up to a 33120 function generator (not
>exactly a super stable device) and generating period data for a 1 Hz
>square wave.
That is actually a particularly bad way of doing it, because the
33120 will generate a sine and run it through a zero-detector.
You get much better performance by defining a ARB function which is
a square.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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