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RTC problem for K60

Question asked by Aaron wang on Oct 4, 2013
Latest reply on Oct 7, 2013 by Aaron wang

Hi, All


I have a question for K60's RTC. The RTC has VBAT power-supply and OSC 32.768 as clock.

But how can I make sure that the RTC is Running When the chip power down and re-power?

Is it ture to read the RTC millisecond counter and to judge it not zero?