STM32 MCUs Products

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STM32U5 bootloader hardfault error

Hello All,I am new to STM32 controllers and am working on flashing my application binary using Xmodem (bootloader) on the STM32U5A5VJ controller. The controller has secure and non-secure memory regions:   Secure region: 0x0C000000 to 0x0C3FFFFF   Non...

Resolved! TouchGFX HAL_FLASH read write

I have a small working touchGFX project with freertos app on a stm32F746-disco.   I want to write a few variables to flash so I am trying to call write/read in StartDefaultTask, but I get a Hard Fault when I go to Lock the Flash.  I have tried a few ...

FJB2069 by Senior
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Resolved! STM32F103 UART and USART clock configuration

I am working on a project that uses STM32F103 and STM32G4 as MCUs. They need to communicate between each other using UART. I am trying to configure STM32F103 UART clocks to match the STM32G4's clocks but I have not been able to figure out where to do...

IvanOrot by Associate III
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  • 8 replies
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Resolved! Chinese fake chip!

China has many chip likes stm32:GD32 AMP32 etc. The bad people use laser to change the Chinese chip into STM32it is vrey bad. I also bought the fake one.

Resolved! STM32H74x/75x SDRAM (re-)mapping and caching

Hello,maybe this MCU is pretty old but... I'm designing HW for the H75x using SDRAM on bank 1 (SDCKE0+SDNE0).RM0433 table 154 shows text "SDRAM bank 1" at 0x7000.0000 and 0xC000.0000, also figure 98 but table 7 "Reserved or remap of SDRAM Bank 2".Q1:...

RM0433_table154.png RM0433_figure98.png RM0433_table7.png
regjoe by Senior
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