STM32 MCUs Boards and hardware tools
Ask questions and find answers on STM32 hardware set-ups, including schematic-related challenges, debugging probes, power configurations, and more.
Forum Posts
Issues running loading FW STM32 with STLINK_V3
I'm trying to use a STLINK-V3 to run GDB on my STM32, but I'm having issues. I've followed the directions on https://github.com/stlink-org/stlink/blob/develop/doc/tutorial.md, but I'm having issues loading the FW using `st-flash`.$> st-flash write f...
STM32L4S5I Discovery board ST-LINK and external peripherals?
Hi, just bought B-L4S5I-IOT01A discovery kit and I have two questions regarding this.Can I use it to program external STM32L4S5 MCU? If yes, is it by using the unpopulated 4 pin ST-LINK debug -connector? Or by the CN5 tag connector and need to buy th...
NSRT asserted multiple times when initiating debug session
In STMCubeIDE 1.5.1When starting a debug session NRST is issues multiple times causing a bit of undefined behavior depending on the target and code.First it resets and has the old program run a bit.Then it loads the new program.Which is lets run a bi...
STM32G474RET6 device marking and function issue
Dear Sir,I have questions about STM32G474RET6. I have 25 MCUs in my hand. After SMD and power on, I found some abnormal conditions. Then, I swap the MCU (NUCLEO-G474RE and my PCB) and use the same firmware, the MCU can work normally on my PCB.I too...
STM32G031F6P6 programming error.
Hi guys.I'm trying to program "STM32G031F6P6" but it doesn't work. I am using keil and I also tried with stlink utility. I adding the schematic, cubemx project and error screen capture.
Resolved! freeRTOS causes Hardfault when using sscanf
Hi All,freeRTOS causes Hardfault when using sscanf. When I don't use freeRTOS this works fine, so the issue is freeRTOS related.I also previously had printf causing Hardfault but I found a library named newlib which allowed printf to no longer genera...
swdio no target connected -> Error flash download failed
Hi,i have problems to program my STM32F446. It was working some time before but today it didnt. by clicking download code to flash memory i get an error message, saying "error flash download failed" after that directly following "Error: Flash Downlo...