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Is It possible to do permanent rtc initialisation ?

oziesin
Associate III

Hi , i have a couple of questions.

Doing initialisation every first power on may cause any error or latency  ?

Which clock source use when RTC is powered on VBAT ?

Thanks any helps

1 ACCEPTED SOLUTION

Accepted Solutions

> Doing initialisation every first power on may cause any error or latency  ?

You may want to read this thread, mainly its end (post of ALABB (ST Employee), 2 months ago)

> Which clock source use when RTC is powered on VBAT ?

LSE.

JW

View solution in original post

1 REPLY 1

> Doing initialisation every first power on may cause any error or latency  ?

You may want to read this thread, mainly its end (post of ALABB (ST Employee), 2 months ago)

> Which clock source use when RTC is powered on VBAT ?

LSE.

JW