STM32 MCUs Products

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STM32H743 ADC calibration timeout

Posted on May 17, 2018 at 18:07My ADC clock is 25 MHz andHAL_ADCEx_Calibration_Start(&hadc1, ADC_CALIB_OFFSET_LINEARITY, ADC_SINGLE_ENDED) will return an error due to ADC_CALIBRATION_TIMEOUT being exceed I changed the value from 64000 to 640000 and ...

uSDCard on STM32F746G-DISCO

I am working with STM32CubeMX 4.26.1 and uVision V5.25.2.0 on card STM32F746G-DISCOFirst, I use the program given in example “en.stm32cubef7\STM32Cube_FW_F7_V1.12.0\Projects\STM32746G-Discovery\Applications\FatFs\FatFs_uSD�?This example works but I c...

FHESS by Associate
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Custom Bootloader for STM32F3xxx Series

Hi,Does anyone know if it's possible to replace the default bootloader that ships with the controller with the custom one? I searched the net, and the answer I get is that it's not possible. I may be wrong.Also, I could not find the source code for t...

RChow by Associate
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STM32L051 EEPROM initialisation

Is it possible to initialize the EEPROM area of a STM32L051 with values at compile time (IAR compiler) simply like this:const char array[] @ "my_eeprom" = {0X1C,0X1F,0X9F,0XFF};

JGeis by Associate
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  • 1 replies
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can't use TIM21 as pulse counter STM32L051

I try to count pulses from PA1 as TIM21_ETR, seems like all setting is OK, but no counting what soever. What am I missing?Thanks/* TIM21 init function */ void MX_TIM21_Init(void) { TIM_ClockConfigTypeDef sClockSourceConfig; TIM_MasterConfigTypeDe...

Johanan1 by Associate II
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  • 5 replies
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STM32H7 Nucleo: VCP not enumerating

I have one of the newer STM32H743 Nucleo development boards and I'm having issues getting the VCP enumerating. I know I'll need to add some code to transmit and recieve data, but is there anything that I should need to change with the initialization ...