STM32 MCUs Products

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STM32H755 SDMMC1 with DMA or IT

Hi,I've been trying to get the SDMM1 working on a custom board with an eMMC (ISSI 32GB).Are there any working examples from ST that verifies you have actually tested the MMC side of the HAL library to be working? @Imen DAHMEN​ I am able to get the CS...

TOlli by Senior
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STM32H743 ADC Conversion/Sampling time

Hi,I wonder if the STM32H743 can sample and convert 1 ADC sample in 10 nanoseconds?According to the specs the ADC speed (sample + convert) at 14bit resolution with 50MHz ADC clock , one sample will take 200 nanoseconds.I have no problem lowering the ...

deckhard by Associate III
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Callback take long time to trigger

MCU STM32L431, SYSCLK 80MHzThe callback takes 1.5us to fire from pin drop, and the callback functions take long time to execute as I show the imagethe pin config function/** * @brief GPIO Initialization Function * @param None * @retval None */static ...

JSanz.1 by Associate III
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Resolved! RM0440, Rev 4, STM32G4 Reference Manual - typos

Table 226 on page 906 has an entry HRTIM_TIMxCMP1CR <- I don't think this is a real register.Section 27.3.8, page 888 second line in last paragraph says "any of the 5 timers". I think that should be 6 timers.Section 27.5.66, page 1050 says Bits 31:0 ...

HALL bug not setting clock ?

Hello. I was working on example generated by cubeMX (new version) on STM32L562VET6Q processor and canbus.Example code of networking worked just fine, but copying code to my LL based project made CANBUS inoperable.I was able to track down what is diff...

Linas L by Senior II
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