STM32 MCUs Products

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STM32H7 PCx_C pins unusable for boundary scan?

Hello,I used CubeMX for a design for H75x in LQFP176.I was able to configure SDCKE0+SDNE0 signals of SDRAM Bank 1 to PC2_C and PC3_C.Now I wanted to configure a SDRAM test using JTAG boundary scan but the JTAG tool manufacturer claims that these PCx_...

regjoe by Senior
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Resolved! [SOLVED] [STM32H503] SPI1 does not send anything

Good day, everyone.I'm trying to launch SPI1 under Arduino IDE. The transmission didn't work and I switched to direct control of the registers. The code used is below:  #include <Arduino.h> #include <SPI.h> void setup() { SPI.begin(); Serial1.beg...

smalcom1 by Associate
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  • 2 replies
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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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  • 2 replies
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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
  • 1 kudos