RTC battery supply
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- Posts: 6
- Joined: Fri Jan 07, 2022 7:53 pm
Re: RTC battery supply
I have another question please. to do it with switching circuit. when the power is loss, can I power just VDD3P3_RTC with battery, without connecting those pins: VDDA1, VDDA2, VDD3P3_CPU?
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- Posts: 9582
- Joined: Thu Nov 26, 2015 4:08 am
Re: RTC battery supply
No, sorry, the chip does not support that.
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