The DCF77 library adds the ability to read and decode the atomic time broadcasted by the DCF77 radiostation. With the included Time library, you can run the SyncProvider sketch example.

The first things you will need is DCF77 module and a crystal based Arduino. Attention: the Arduino Uno is NOT crystal based. Although there is a crystal on the board this crystal is not used to clock ...

The time-stamping method proposed in the study utilizes Pulse-Per-Second (PPS) signals and NMEA (National Marine Electronics Association) sentences generated by a low-cost GPS module, and the internal ...