STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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STM32H7 Flash RCC Problem

Hi,When I was using the STM32H743ZI chip, I set the system frequency of the chip to 160 MHz. Only enable the ICache, do not enable the DCache and the MPU.According to the prompt from CubeMX, the maximum peripheral clock is 240 MHz. Therefore, I confi...

ketlen_0-1754647199964.png ketlen_1-1754647618262.png ketlen_2-1754647635564.png ketlen_3-1754648396445.png
ketlen by Associate II
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Resolved! STMG07 Uart Config after exit System Bootload

Hi,I have an issue with the UASRT communication being abnormal.First case:Access System Bootload Mode by Options bytesAccess the Main Application by the UART protocol ( UART2)Send the first UART packet to the ST MCU via UART2 that contains the UART e...

TesterSAM by Associate III
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  • 6 replies
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Issue with memory sharing between cores

Hi Team, I'm new to STM32H7 controller. I've started exploring the shared memory in this dual core controller. I found a great one from MAJERLE. Thanks for that. I used the same concept and made a Flag to check for new data to read and write, it was ...

Resolved! USB CDC using USBX on F411

I am just a bit confused about how the CDC examples using USBX work. In the sample I've seen it seems that the code sets up some sort of UART to USB bridge. I think I don't need the UART and wanted to send and process data like the classic library us...

Use STM32H750 Internal Flash

I'm using STM32H750Is it possible to read and write like EEPROM in a specific part of the program (the last part of the internal flash area?)?I think it's impossible because there's only one sectorIf possible, I would appreciate it if you could give ...

SMj.1 by Associate II
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  • 4 replies
  • 2 kudos