Others: STM32 MCUs related

Hardfault in STM32L4S5ZI with IAR

Hi ST Community,I have a project running on STM32L4S5ZI and I use IAR for compiling and flashing of the firmware. My application has a file system (a 16MB flash memory) that is interfaced with the STM32 using an SPI interface. The device also has a w...

stm32f103c6t6 arm controller printf is not working.

hi im using stm32f103c6t6 arm controller printf is not working i followed steps which provided a peace of code attached. 

STM32F407VGT6U (DISC1) External mode : Could not connect to target application: XCP internal error: timeout expired, in response to XCP CONNECT command

Hello guys!I'm trying to use external mode with STM32F407VGT6U(older version of this discovery board) and Embedded Coder Support Package for STMicroelectronics STM32 Processors, I'm running on Matlab r2023a with all the support packages freshly insta...

CAN Bus between STM32F103 and Arduino

I have a few arduino boards communicating through each other on a CAN Bus. Arduino is connected to a MCP2515 CAN Bus Module TJA1050.All arduino are communicating properly between each other. Here is an example of my reader on arduino:#include "MIDIUS...

i am work stm32f417vet6 microcontoler how to go eprom next page please explain

Interrupts in EEPROM emulation(AN3969)

I'm trying to implement "AN3969 EEPROM emulation in STM32F40x/STM32F41x microcontrollers" on STM32F407.According to the documentation, "Interrupt servicing during program/erase is possible".However, when actually installed, interrupts stop completely...

littleFS on STM32H753 using Keil - issue

Hello,I'm using STM32H753 eval board, earlier I was using STM32CubeIDE wherein I've successfully tested littleFS(File system) library with external flash. littleFS - https://github.com/littlefs-project/littlefsthis code works ok in debug mode and nor...

STM32G431 Keil 5.36 Erase sectors fail

HiI use STM32G431R6T6 (32k Flash) with build in Bootloader.Boootloader use address 0x0800'0000 - 0x0800'1FFFApplication us address: 0x0800'2000 - 0x0800'7FFFIn the bootloader I can select Erase sectors (System delete only sectors which are used) So t...

code crashes and lead to Hardfault when I include I2C1_IRQ_handler.

Hi guys,I using keil uvisionV5.35.0.0arm_compiler : V6.16We are developing a project on STM32L071CZYx MCU. which has flash memory: 192kBRAM: 20KBI have attached a I2C1_IRQhandler function for your reference.void I2C1_IRQHandler(void) { I2C1->CR1 &=...