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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STM32F4 Hardware for external clock

I want to develop my own PCB using STM32F4. I want to use one external clock (16 MHz). I wonder where I have to connect the clock: OSCIN32-OSCOUT32 (pins 3 and 4) or OSCIN-OSCOUT (HSE) (pins 5 and 6 in STM32F446RET).I can see in the development board...

DElec.1 by Associate II
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Resolved! Warning: The core is locked up

For our device, we are using STM32H750 IC. in some 100 PCBs manufactured at our company, in 1 or 2 PCBs we cannot program the blank MCU and get this warning in STM32CubeProgrammer. "Warning: The core is locked up"What can be the issue? any specific p...

dv.13 by Associate II
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  • 8 replies
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Srave.1 by Associate II
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  • 3 replies
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