STM32CubeProgrammer (MCUs)

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STM32CubeProgrammer v2.21 released

We are pleased to announce that STM32CubeProgrammer 2.21 is available What is new in 2.21: • Support for the STM32WL3Rxx microcontrollers:         – Internal memory programming        – Option byte and OTP programming         – PKCS#11        – Firmw...

Fails to program after DFU

I have been working with a custom board using the STM32U073 for while, and have made a program that can active the USB system memory DFU. After this I suddenly cannot program the board anymore using the STM32CubeProgrammer.I can read all the flash me...

JJust.2 by Associate II
  • 242 Views
  • 1 replies
  • 0 kudos

ST-LINK power questions

HelloI am connecting the ST-LINK and downloading the firmware to the programmer.I have a question. Can I do power from ST-LINK and download firmware instead of supplying external power to the MCU? Currently, I use external power, but I wonder if ther...

giwonKIM by Associate III
  • 176 Views
  • 2 replies
  • 1 kudos

Device held under reset after programming

Hi, I’m working with an STM32C011F6P6TR device, and after programming it via SWD using STM32CubeProgrammer, the MCU became completely stuck in resetSymptoms- After programming an ELF file through STCubeProgrammer, the MCU no longer runs.- The NRST pi...

ronnabh_0-1765293083948.png
ronnabh by Associate II
  • 256 Views
  • 2 replies
  • 0 kudos

Resolved! External Loader buffer size

 Hello ST Community,I’m developing a custom external loader for STM32CubeProgrammer where the STM32 acts as a bridge to program an external MCU (not external flash). The STM32 uses UART5 as a debug port and also as the communication interface to the ...

macar by Associate
  • 393 Views
  • 2 replies
  • 2 kudos