STM32 MCUs Products

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Forum Posts

STM32H750 - Which is pin 1 corner ?

About to put my first device in the programmer and don't want to make a mistake. Datasheet says there is a round mark in the corner near pin 1, but of course the package has two round marks on diametrically opposite corners. With the writing correc...

MikeDB by Lead
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F4 RTC prescalers computation

Hello,On STM32F429, I'm using RTC. It is clocked by the 32KHz LSI.I set async prescaler register to 127 and Sync prescaler register to 249.The total prescaling factor will be 250*128 = 32 000.Exactly what I need to provide 1Hz to RTC.After testing, i...

JulienD by Senior
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  • 5 replies
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Resolved! IAR "download and debug" reset registers ?

Hello,I am using a Bootloader which jump to operational application.the Bootloader configures SRAM, so that operational does not need to do it again.Bootloader is baremetal , and operational is freeRTOS.I use IAR.Everything works well if I reset the ...

ranran by Senior II
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Multi channel ADC conversion with DMA and Interrupt.

hello everyone,i am new to STM32 controller series,i am trying to read mutli channel ADC with help of DMA and Interrupt.but facing issue.i am not getting ok status from"HAL_ADC_Start_DMA" this function. can any-body help me out.please find below con...

vshah by Associate II
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