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Use for topics in reference to the alarms functions of the DS3231 Real-Time Clock

2 votes

What precision can I expect by syncronising DS3231 with PC serial?

Transmission time will certainly not be negligible. To estimate it, you could use the roundtrip delay calculation, which is (roughly) how the NTP protocol is implemented in the first place. at PC ti …
Dmitry Grigoryev's user avatar