+1 for what @wildbill said.
RTC modules are cheap and really not difficult to program. The RTC libraries come with examples that will help a lot. And most, if not all, of the RTC come with battery backup so they will not lose time in a power outage.
+1 for what @wildbill said.
RTC modules are cheap and really not difficult to program. The RTC libraries come with examples that will help a lot. And most, if not all, of the RTC come with battery backup so they will not lose time in a power outage.