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STM32VBT6 bootloader memory alignement

Hello,I am writing a programm for a raspi cm4 to flash a programm on an STM32 using the UART bootloader. The raspi parses some hex file that I want to flash and sends data packets to the bootloader using the 0x31 write command. Here is what I have ac...

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Precise SPI Timing with Timer and DMA on H7

Hello everyoneI need to implement a protocol for an external ADC. An SPI read with 22 bits should be triggered via a timer in a 4us cycle.      My procedure:TIM2 triggers a DMA transfer from the TxBuffer into the SPI->TXDR (with some zeros)Since CSTA...

spi_protocol.png spi.png
simae by Associate
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Resolved! Having Issues with classic CAN on STM32H745

Hello Team,We got our board booted up recently and Currently testing out CAN with classic mode. All our external devices support Classic CAN mode and even after configuring it with 500kps, It doesn't seem to transmit data.Please, find the attached MX...

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SRST error when trying to run openocd on stm32f4

i got a stm32f4 and wrote some code to it, then tried to run openocd  and got this error my openocd.cfgnote - i reflashed the stlink a couple of times and changed it to jlink(and then back to stlink) so that might have something to do with it.would v...

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penjo989 by Associate
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Resolved! TRACECLK freq. in STM32H5

I do not see any information on the datasheet or reference manual, how is the TRACECLK in STM H5 (particularly 563 if it matters) derived ? Is the TRACECLKIN SYSCLK or FCLK ?

mete by Senior II
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External ADC Sampling with DMA (Timing & Configuration)

 Hi everyone,I’m working on a project using an STM32 microcontroller (STM32H745IITx), and I’m trying to set up a DMA transfer for an external 12-bit, 20 MSPS ADC with a 12-bit parallel interface. On my custom board, the data pins of the ADC are route...

ZIMMI99 by Associate
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STM32F070 ADC single channel issue

Hi,Recently I started working on stm32F07 microcontroller. I am trying to read sensor value using ADC.Issue: ADC value is keep on changing randomly(means its not holding value).Below is my code. Please refer it and help me to figure out the issue.Clo...

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VDutt.1 by Associate
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