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How to set a NUCLEO G491RE into DFU(Device Firmware Update) mode?

Jahidur1414
Visitor

‎2026-01-21 2:59 AM

I have the NUCLEO G491RE board, and I have soldered 4 pins on the CN2 as on the documnet its show that the CN2 is the DFU connector.

Jahidur1414_0-1768992469958.png

And I have a USB Type-C Female Breakout Board.

Jahidur1414_1-1768992657062.png

But i did not understand on the CN2 pins which pin is for what?
And how can I set the NUCLEO G491RE into DFU(Device Firmware Update) mode?

 

 

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