STM32 MCUs Boards and hardware tools

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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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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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