How to Detect STM32 Fakes

in #embedded • 5 years ago


STMicro STM32 microcontrollers are very popular, and it's a well-known fact there are some fakes on the market. What I did not know is that many don't even pass the blinky test.

I learned this in Greaseweazle Github repository, a "tools and USB interface for accessing a floppy drive at the raw flux level", where keirf explains how to detect STM32 fakes, notable clones of STM32F103C8 found in Bluepill board.

Real STM32F103C8T6
What a real STM32F103C8T6 MCU Looks Like

The photo above shows a real STM32F103C8T6 microcontroller, and all should have the similar top marking

The full article can be found @ https://www.cnx-software.com/2020/03/22/how-to-detect-stm32-fakes/

#systems #clone #how-to #stm32
5 years ago in #embedded by
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