[ntp:questions] Re: local DCF-clock not connected to RxD

Reinhold reinhold at bachrain.de
Thu Jul 6 10:54:55 UTC 2006


Hello Mike,

> If you can dispense with the rs-232-> usb , then why not try
> connecting to DCD and using the SHM driver in conjunction
> with Jonathan Buzzards DCF radioclock daemon.
> http://www.buzzard.me.uk/jonathan/radioclock.html

thank you very much. Works great :)

> There is no needfor any particular baud rate to be set
> as there is no host -> refclock comms. You would probably
> need to check the polarity of the signal as it uses assert
> to start the timing of interrupts and signal pulse length
> on the DCD pin.

I've modified radioclock to invert DCD for a first test. Now our
hardware group have to do this right...

Thanks, Reinhold




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