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wesleywong · 2024-07-04

MCU: STM32G070CBT6According to ES0468 - Rev 5 (STM32G070CB/KB/RB device errata), for issue 2.2.10, the only workaround can be applied is erasing the RTC domain by software during power up. But this workaround would clear RTC time/date data. Normally,...

wesleywong · 2024-07-04

The issue is that the software cannot distinguish whether VBAT and VDD are both dropped below 700mV. During power up, RCC_FLAG_PWRRST (BOR or POR/PDR reset flag) would be set even VBAT is powered all the time.The software needs to know if VBAT and VD...

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Resetting RTC domain (workaround for an issue in device errata) would clear time/date data.

Re: Resetting RTC domain (workaround for an issue in device errata) would clear time/date data.