U77,5 - a set of USB sound / DCF77 tools

U77,5 is an open-source project under the GNU Lesser Public License

Decoding the German DCF77 time signal per USB sound card and a receiver module, setting the system time. "U" stands for USB and "77,5" for the full 77.5 kHz frequency of the time signal.

Sites

Assembly Layout


Full partlist available from the German online shop http://www.conrad.de

No Warranty

Like explained in Lesser GPL you get no warranty at all. We are not responsible for anything, even if you damage your hardware. You should know that we experimented - not knowing what we do. We are just lucky that it works for us.

Good Luck!

Links

http://de.wikipedia.org/wiki/DCF77
http://en.wikipedia.org/wiki/DCF77

Other projects of the authors:

D.U.M.A. - Detect Unintended Memory Access an library to detect buffer overruns and underruns
Klötzle is a stop motion animation program
The Wc-lib is a library to use (mainly) webcams under Linux with the Ruby programing language

Contact

Comments, suggestions and bug-reports go to
Hayati Aygün <h_ayguen()web!de>
Detlef Reichl <detlef!reichl()gmx!org>
Thanks to SourceForge for hosting!
sourceforge.net