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Mvan .31
Associate II
since ‎2020-02-28
‎2023-06-14

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  • 10 Posts
  • 1 Solutions
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STM32H745 TIMER peripheral to memory DMA

2020-09-21
Hi,I'm trying to get a timer with external clock (ETR2) to trigger a DMA transfer from GPIO to memory on a STM32H745 with no luck.I'm using cubeMX to generate the code below.The timer seems working. TIM2_IRQHandler is triggered periodically.However n...

STM32H7 option byte programming

2020-07-24
Hi,I'm trying to change the boot order of the STM32H745 to gate the M7 core and boot the M4 core.This works fine in ST-Link utility ofcourse.Now I'm trying this in code and this seems to not work.I think the issue is with setting the bit from high to...

STM32CubeProgrammer SREC behaviour

2020-07-21
Hi,I recently stumbled on a issue.For a project we developed a bootloader which checks the programs CRC if it matches and halts if not. The CRC is calculated after linking and is placed in front of the application.I found out that there is a differen...

STM32CubeMX H7x5/H7x7 USB CDC bug

2020-03-14
Hi there,I'm using the H7 dual core MCU's and using the M4 core for USB CDC.There is an issue with using the M4 core with USB CDC.The reference manual states at page 137 that address 0x1FF00000 - 0x1FF1FFFF is available to the M7 core as "System Memo...

STM32H745 USB CDC not working on M4 core

2020-02-28
Hi,So with STM32CubeMX is it possible to generate a working CDC (VCP) for the M7 core.I'm unfortunately unable to generate one for the M4 core.What I did (for Nucleo-144):Selected STM32H745ZITxSystem Core->RCC: HSE to bypass mode.Connectivity->USB_OT...
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