STM32 MCUs Products

ADC Converter in STM32H745

I use the STM32H745 under the CubeIDE. I thought, when I configure my ADC to trigger the interrupt from a timer, the HAL_ADC_ConvCpltCallback() function will becalled automatically. The related ISR is called and I can read out the value. But the Call...

STM32H745 raising hard fault when changing RDP level from 0 to 1

Hi I have been trying to change the read protection level on my device using the ST HAL driver library: The code I am using is:FLASH_OBProgramInitTypeDef OB_Config;   //Read Option byte configuration HAL_FLASHEx_OBGetConfig(&OB_Config);   //Update re...

DMA Mem to peripheral inconsistent output

I have a timer + dma which outputs a signal for addressable LEDS. The code calls the PWM Start function on a crude timer loop for testing purposes.The first time the DMS starts, its perfect, and the output is correct and as expected. However the seco...

DMA的�?�?�模�?和FIFO有什么关系啊，是一个�?�?嘛

1) How to segregate secure and non-secure memory regions? 2) How to access secure data using non-secure API's? 3) Can i get any reference manual about that API's?

I have Enabled the SWV ITM Data Console and i am able to see the print out put . when I changed the optimization level to optimize for debug(-Og) or optimize for size (-Os) then i cant data see the SWV console! have revert level to None also not working

STM32F7 tim3 rollover with reload works, how do I get the interrupt for each external pulse?

I have tim3 setup to count to 25,000 using a 2.5Mhz input signal. This works. I enable the global interrrupt and it fires whenever the counter rolls. I have an issue though, that when I poll the timer for the count, it is double it should be and I...