STM32 MCUs Products

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Forum Posts

Write Backupcode from QSPi to SDRAM when flashing from IDE

My application is executed from flash and external SDRAM.I have a bootloader(seperat project) that saves the volatile SDRAM content on a QSPI.Normaly my application is applyed by a .hex file that is located on the SD-Card. So my bootloader can clearl...

Minti by Associate II
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STM32H753 ADC auto calibration not working properly?

I am using STM32H753 MCU. I am using ADC1 and ADC2 and calibrated the ADC offset using auto calibration function. But this function is not working properly. I am getting a difference of 50 counts on subsequent starts of my device. I checked this by g...

Akash_k by Associate III
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Errors in STM32F446RE datasheet

Refer to https://www.st.com/resource/en/datasheet/stm32f446re.pdfIn section 3.23 on PDF page 32, it says:"The devices embed four universal synchronous/asynchronous receiver transmitters (USART1, USART2, USART3 and USART6) and four universal asynchron...

JArmi.1 by Associate II
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Delay function using timers - LED blinks too fast

void delay_setup(void) { rcc_periph_clock_enable(RCC_TIM6); timer_set_prescaler(TIM6, rcc_apb1_frequency / 1000000 - 1); timer_set_period(TIM6, 0xffff); timer_one_shot_mode(TIM6); }   void delay_us(uint32_t us) { TIM_ARR(TIM6) = us; TIM_EGR(TIM...

BSerb by Associate II
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Resolved! How to reset SPI interface after HAL_SPI_TransmistReceive_IT?

Hello,I'm working with a STM32F446 and I configured the SPI as slave.In my process I receive x bytes of data in interruption. But during the process, this size of data changes to y. But the function HAL_SPI_TransmitReceive_IT(x) has already been call...

Saredo by Associate III
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