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Visitor II
April 15, 2026
Question

Unable to Flash Firmware on STEVAL-SPIN3202 – ST-LINK V2 Detected but Target Not Connecting

  • April 15, 2026
  • 1 reply
  • 114 views

Hi Team,

I am working with the STEVAL-SPIN3202 evaluation board and facing an issue while trying to flash firmware to the target MCU.

Setup Details:
  • Board: STEVAL-SPIN3202
  • Programmer: Onboard ST-LINK
  • Tool: STM32CubeIDE
Issue Description:
  • ST-LINK is detected in STM32CubeProgrammer but not able to connect to the target MCU STM32F103CBT6
  • Programming fails consistently

PFA, Kindly suggest to resolve this issue.

Thanks,
Himansu
Small Signals India Pvt. Ltd

1 reply

Andrew Neil
Super User
April 16, 2026
A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.