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STM32WLE5CC: Minimum number of pins?

John Adriaan
Associate III

I have soldered up my first STM32WLE5CCU6 project board, and it buzzed out nicely before I gave it power. Now VDD is permanently shorted to ground...

I'm happy to try again, but: what is the minimum number of pins/components that I need to connect just to boot the MCU? If I leave various peripherals (especially the RF stage!) unconnected - and don't activate them in the software - what is the minimum I can get away with?

Thanks!

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