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jakob.brunhart
Associate III
since ‎2018-12-04
‎2024-09-04

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  • 34 Posts
  • 2 Solutions
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STM32H743, SPI and DMA

2023-02-27
HelloThe Flash (MT25QL256ABA) is connectd to the STM32H743ZI (Nucleo) via SPI_3 and DMA. Send and Receive buffer are part of the SRAM3 area. There is no cache enabled.To erase the flash the following procedure is done:Send Write Enable Command (HAL_S...

SPI / DMA / D-Cache

2021-01-07
HelloI'm confused about SPI in combination with DMA and D-Cache.I'm using the STM32H743ZI and KEIL uVision CMSIS Driver.In my opinion, the CMSIS driver has a weak point. It only sends data by HAL_SPI_TransmitReceive_DMA() if length is a multiple of 3...

Linker / Scatter

2020-07-14
Hello everybodyController: STM32H743ZII have a const uint8_t array which I want to place in the flash at a specific location. The location is Address: 0x08180000. For that reason I created a *.sct file. The used tag is "MXG5XX". LOAD_FLASH_BANK 0x080...

Bug? CubeMX 5.5.0 and SDMMC1

2020-02-17
HiAlthough I configure in the cube that no external transceiver is used the define is set in the file (stm32h7xx_hal_conf.h).Any idea?Regards Jakob

STM32CryptographicV3.1.1_STM32H7 and RNG

2019-11-18
Hello togetherI use the following library to create random numbers:- LibraryThe sample project runs on my NUCLEO-144 H743ZI. The problem is that the same byte array (RandomString) is generated at every time. *****************************************...
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