STM32 MCUs Products

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Resolved! STM32U535 'Q' SMPS usage

Because there appear to be little/no stock of the STM32U535CEU (QFN Version) I'm left with a dilemma of whether to use the built in SMPS.  Some documentation in another post describes how to connect up when not using it but how do you switch between ...

STM32U535 SMPS.png

Resolved! How to wake-up on time in time with RTC ?

Hi eveyone,I have a problem with RTC wake up. I use LSE 32.768kHz.I run example from manufacturer to wake up MCU from Stand by mode very 1min, 2mins. Everything work okay.But, When I put delay 10s and HAL_PWR_EnterSTANDBYMode(); into while(1). Everyt...

Resolved! stm32l431rct6: SD detect pin question

Sorry, are there has a pin call or used for SD_detect in Stm32l431rct6? I can not find in STM32L431xx Datasheet - production data. These has no mention.I do not know which pin(SD-Detect)should i choose for GPIO_Input of the FATS.