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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Hi, we've a new custom-made electronics with two micros STM32H755. The first try connecting a ST-Link V3 via SWD was successful. Before flashing the two target files for CM7 and CM4 my colleague carry out a 'Full chip erase'.

After that, both files could be flashed. After a RESET we got the following error message:Error: No STM32 target found! If your product embeds Debug Authentication, please perform a discovery using Debug Authentication 18:06:27 : UR connection mode i...

THerm.1 by Associate II
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  • 6 replies
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Program custom target with nucleo st link

HiI have a Nucleo F103RB where I would like to use the st link to program my custom board with a ST321F03. I removed the jumpers on CN2 and connected SWDIO, SWCLK and GND.When I try to connect via SWD with CubeIDE I get "Error in initializing ST-LINK...

_legacyfs_online_stmicro_images_0693W00000bimnlQAA.png
AHöfl.1 by Associate II
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  • 3 replies
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Resolved! How to measure STM32F767 zi only microcontroller part power consumption using X-NUCLEO-LPM01A

Hello, i want to measure the power consumption of STM32F767zi only MCU Part using X-NUCLEO-LPM01A. The step of manual says to "open the SB110" by default SB110 is ON what are the ways to make it open ? can we do it through wires or some jumpers? 

Aqsa by Associate II
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STM32F3348-disco USB connection fails

When connecting a brand new STM32F3348-DISCO board to USB on my MacBook Pro (M1, Ventura), USB communication fails and the ST-Link is not recognised. LD2 flashes brightly red and LD1 flashes hardly visible.Sometimes the communication works for a very...

P_1 by Associate II
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  • 12 replies
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