On Sun, Dec 21, 2014 at 04:13:37AM +0100, Jens Bauer wrote:
> Hi all.
> 
> The most important thing first: Merry Christmas to all of you!
> -And may there be a lot of Cortex-A15 boards under your trees this year.. ;)

Likewise!

> Have anyone tried flashing a STM32F4 Discovery board lately ?
> 
> I'm asking, because I'm having some strange problems, and I believe that 
> those problems are 'unique to me' (like always) :)
> I posted the question on my.st.com's forum, as I thought it was very likely 
> that there are many discovery-board users there, and a few of them might have 
> had the problem too.

I had trouble with that board, yes (with a 407VGT6 cpu).

It's a while ago and I'm not sure what happened - sorry! - but it turned
out that OOcd had erased or reprogrammed wrongly the option bytes.

The board was then described as having 0KB of flash.

Back then I didn't even know there were such bytes describing the board
so had no idea what was wrong but some reading and messing and I ended
up getting the board back to working via ST's own tool on Windows,
sadly.

I suspect if I'd known more I could have rescued it using OOcd and I do
wish I'd made proper notes as to how I broke it in the first place, as I
commonly do.  I'd got used to various ST / ARM boards just working
through Ocd and by the time I realised something was very wrong it was a
bit late to start taking notes.

Anyway, the good news is that it's not terminally damaged and can be
rescued.

John


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