STM32 MCUs Products

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Forum Posts

IWDG debug freeze not working (for me!).

Hi all - Happy NY!I've a stm32H743ZI2 (nucleo) and am using the following code to init the IWDG   __HAL_RCC_WWDG1_CLK_ENABLE();   __HAL_DBGMCU_FREEZE_IWDG1(); //not working!!!?   // Reload = (LsiFreq(Hz) * Timeout(ms)) / (prescaler * 1000)   hiwdg.In...

ms1802 by Associate II
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STM32F756 FMC SRAM 8/16/32Bit data read and write loss...

Hi ST Communities,My hardware choose is IS61WV51216BLL SRAM, 512 * 16 bit, the question now is whether the written data and read data are different, there will be a part of the data loss when reading, now is not sure there is something wrong with the...

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ddavi.8 by Associate II
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hardware i2c read

does it need some time delay between two read multiple bytes function?is there some tip about it

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ADC DMA START STOP problem in stm32h7

Helloi am using UART string command in switch to start stop adc DMA. Start, Stop command work fine only once but after stop command when i give start command ADC DMA does not start again.Belo both function ADC init(CUBEMX created) and ADC_StartStop(O...

RShar.9 by Senior
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ADC and DMA stop working?

Hi Everyone. I have a question relating to my project, and I think I have it tracked down to one problem area. As a hobbyist, I don’t get the time to work on my projects as someone working in the Industry does, and figuring it all out take so much lo...

mbmail4 by Associate II
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Stack pointer value at boot time

I was not involved in ST MCUs (STM32F769 specifically) until now. I understood that CPU gets stack pointer at start, from address 0, but what there exists is RAM - which is undefined after power up. Then, how can I force some "reasonable" SP value in...

ZDjok.1 by Associate II
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