STM32 MPUs Embedded software and solutions

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Forum Posts

SPI Configuration issue

Hi,I am working on a project where the hardware platform is based on STM32MP157c and the OS is Linux 4.19.9 .I am facing on a issue about device tree spi configuration.Following SPI_overview on wiki.st.com kernel config has been modified with: CONFIG...

RBorr.1 by Associate
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I would like to run linux on cortex-M MCU in Stm32mp157-EV but i don't know what's wrong?

Hi dear engineers, i can run linux on stm32f429 mcu without any problem, but it failed on Cortex-M MCU in stm32mp157 board.After many hours i realize:error happens in below functionvoid __meminit __free_pages_bootmem...Anyone else had a similar probl...

Fheid.1 by Associate III
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  • 5 replies
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SPI1 hasn't clock on CM4

Hi, I use SPI1 and SPI4 in CM4 context on my custom board. Now, I use SPI_FullDuplex_ComIT_Master_CM4.elf binary to test those SPI controllers. The SPI4 is working, but the SPI1 doesn't working. Below is the log when SPI1 firmware started root@stm32m...

SChen.11 by Associate III
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Invalid addresses of NVIC's registers in "STM32 Cortex-M4 MCUs and MPUs programming manual"

Hi,Section "4.3.11 NVIC register map" states that the base address of the main NVIC register block is 0xE000E100 and NVIC_ISERx registers starts at offset 0x100 (Table 49. NVIC register map and reset values). The same offset is given in section "4.3....

TPiła.1 by Associate
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  • 1 replies
  • 1 kudos