ESP32/Arduino fake radio clock station
emulates the following radio clock stations:
- JJY (Japan): https://ja.wikipedia.org/wiki/JJY
- WWVB (US): https://en.wikipedia.org/wiki/WWVB
- set UT for WWVB.
- DCF77 (Germany) : https://www.eecis.udel.edu/~mills/ntp/dcf77.html
- (HBG (Switzerland) discon: https://msys.ch/decoding-time-signal-stations )
- BSF (Taiwan): https://en.wikipedia.org/wiki/BSF_(time_service)
- MSF (UK): https://en.wikipedia.org/wiki/Time_from_NPL_(MSF)
- BPC (China): https://harmonyos.51cto.com/posts/1731