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.

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Forum Posts

How Debug Works in ST-Link?

Hello, I'm researching the mechanisms of debugging in STM32F407 MCU using several debug probes. I previously used J-Link and I could see the details of the breakpoints in the FPB unit, but when I switched to ST-Link I couldn't see the details of the ...

MLeff.1 by Associate
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Resolved! How GPIO speed is implemented on hardware lvl

Hello! I need to know how GPIO speed control is implemented. Unfortunately, no information was found in the documentation. All that is known is that the signal front is growing faster or slower, but why? I need some hardware schematic or diagram etc....

VKlim.1 by Associate
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SWD DEBUG Communication STM32H7 ISSUE

Hi everybody,I'm facing to a strange issue linked to debug using SWD interface with my STLINK V3 for my µC STM32H7. I can download firmware .bin using TeraTerm (using UART RS232).However I'm unable to communicate using STM32Cube IDE in debug mode or ...

geek12 by Associate II
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  • 11 replies
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is LCSC dot com a reliable supplier?

Today, i just noticed LCSC (a supplier for JLCPCB) has some STM32G030 and they are way cheaper than in mouser i bought100+ for US$0.7436I bought 100 of them in price of 1.19$, but this price is way lower than ST eStore itself.Just.. how? Is it a reli...

MKanc.1 by Associate III
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