[time-nuts] Oncore 1pps driver & LED

Poul-Henning Kamp phk at phk.freebsd.dk
Thu May 4 15:33:04 EDT 2006

In message <445A4E22.1030204 at net127.com>, Glenn writes:
> I am hoping someone can help me with some basic electronic questions 
>about hooking up the Oncore UT+.
>I have a MAX233CPP two channel rs232 driver. I presume I can use the 
>second channel to drive the 1pps on DCD line.

Be aware that such drivers often have a temperature dependency of
up to a full microsecond.

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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