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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MCU to MCU USB CDC (VCP) Connection

Hello folk, I hope you are just fine and safe at this unusual time.I am working on a project but I am stuck in its USB VCP Host section. I have a Proxmark3 board which probably you are familiar with. It has an Atmel microcontroller AT91SAM7s265 that ...

MKara.2 by Associate
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Resolved! If you change the package

Thank you for helping.When changing from STM32F769NIH6 to STM32F769BIT6That is, when changing from BGA to LQFPI think the software can be used as it is.Is this perception correct?Thank you.

Ebun.1 by Senior
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Resolved! My on board ST link V3 cannot work?

The development board is STM32H757I-EVAL which has a ST link V3 on it,but after I download my program (just once) and update the firmware, it cannnot work correctly.Here is the situation when I try to debug it:

0693W000002liNfQAI.png
RZHU.1 by Associate III
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STLink-V2 Issue

I am having trouble communicating with a STM32F042K6T6 microcontroller (on a custom soldered board) via a ST-LINK V2. Whenever I try to connect I receive the error: “Cannot connect to target!�? The STLink V2 does register and I can see it in the soft...

JReas.1 by Associate
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  • 4 replies
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Using STLink V2 with openocd sometimes persists HW breakpoints. Is there a quicker way to clear them other than disconnecting the STLink V2 for an extended period of time.

Every once in a while when remote debugging I wind up with not being able to set HW breakpoints. There's no clear indication of when this will happen, and I'm typically only setting a single break point. If I disconnect the USB to the STLink V2 fo...

BBick.1 by Associate II
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  • 1 kudos