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I need some help to save stm32f407vgt6

quocanh
Associate
Posted on May 31, 2016 at 05:59

Hello everyone! I use to stm32f4-discovery kit. because I was careless, I used PB2( BOOT 1) as GPIO( external intterup line 2). and now I can't load code for chip. what i can do to save it? Thanks for read !!!

2 REPLIES 2
quocanh
Associate
Posted on May 31, 2016 at 06:09

I also refer http://stm32f4-discovery.net/2014/09/program-stm32f4-with-uart/ : connect PB2 with GND and BOOT0 with VCC. but flsash loader demonstrator do not allowed me press ''next''

Posted on May 31, 2016 at 13:36

Try ST-LINK Utilities with Connect Under Reset setting and erase.

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