STM32 MCUs Boards and hardware tools

why rst pin voltage drops in STM32L462CE?

Hi guys,we have a several hundred of devices deployed on the field with a STM32L462 mcu. We are noticing that some devices are stopping operation and returning to operation in a very random way.We have analyzed some of the devices that eventually fai...

STM32CubeIDE 1.2.0 fails to start debug session for STM32L072 using STLINK v3 and ST GDB server

Hi,i'm using CubeIDE to debug a STM32L072 micro but debug session can't be started by IDE. In the same PC i'm able to run STLink utility and STMCubeProgrammer to access SWD port properly, both of them work with same micro. I made a try with STLINK v2...

PWR EXT pin's functionality of ST Link V2

Hi all,We are trying to create a testing jig for STM32 MCU's where we will be having a on board STlink. We are using STM32F103CBT6 for this purpose and for schematic, we have referred STM32 LoRa Discovery board. There it is noticed that pin39 ( JTDO/...

ST-Link Firmware Upgrade Discovery Board MB997C

Current consumption is high in Standby ( 500uA to 1ma)

Hi, I have been working in Lower devices ( STM32L0), Using 1MHZ Clock. ( MSI) I m using Standy Mode to reduce current consumption when i am not using controller. In Standby mode with accelerometer i am expecting 37uA current but sometimes it i...

I'm way out of my Comfort Zone, a.k.a. some noob questions

Until now I have Made some boards with pic 12F1840​ microcontroler, But Now I want to make Something bigger.Thus I designed a Board For My Rock pi 4​ to use with open plotter, for my boat.​LInk to files: ​https://we.tl/t-9WSUsnKv8TI hope this works, ...

Hi i am trying to load .hex file in my MCU using ST LINK Utility but i am getting the following error

I checked the base address in linker script and its matching with the one in ST link utility. Below are the attachements of ST link utility ,STM32CubeIDE Console and hex file

Too slow firmware download with ST-LINK v2 under Windows 7 x64

I have migrated from Windows 7 x86 to x64 and since then I noticed that the firmware download speed has reduced hardly. The download now goes at least twice or more slower than under Windows 7 x86. I use the latest driver for st-link dongle (v2.1.0.0...

STLINK-V3 CLI erasing eeprom

Hi,I am using the below on the command line (STM32_Programmer_CLI) to erase full IC.-c port=SWD mode=UR Freq=8000 -e all'But it does not erase eeprom, is there another command to erase eeprom?

programm a L432 with a external vut-off STLink

Hey there, i recently designed a PCB with a litte STM32 Procect.Now i cant programm my MCU by SWD.MCU : STM32L432KCST-Link : ST-Link v2.1 broken off a nucleo64 (according to UM1724)ive got wires to pin 23 (SWDIO), pin 24 (SWCLK), pin 4 (NRST),GND and...