If it's the first four bytes of control transfers getting lost then it's probably the same problem. I had this on the stm32f105, but I believe this is solved now since luftboot seems to be working correctly on these devices. My feeling is that there's something dodgy in the silicon here.
Cheers, Gareth On Sun, Mar 31, 2013 at 3:27 PM, Uwe Bonnes <[email protected]> wrote: > Hello, > > I tried to run the blackmagic DFU boootloader on several F4 boards, and it > seems that flashing in not reliable at all, using dfu-util. stm32_mem.py > gives success more often, indicating a timing issue, as the phtyon script > is much slower. F4 losing bytes already was a topic last year, with no > definite outcome I could find. Do others still see the problem too? > > Thanks > -- > Uwe Bonnes [email protected] > > Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt > --------- Tel. 06151 162516 -------- Fax. 06151 164321 ---------- > > ------------------------------------------------------------------------------ > Own the Future-Intel(R) Level Up Game Demo Contest 2013 > Rise to greatness in Intel's independent game demo contest. Compete > for recognition, cash, and the chance to get your game on Steam. > $5K grand prize plus 10 genre and skill prizes. Submit your demo > by 6/6/13. http://altfarm.mediaplex.com/ad/ck/12124-176961-30367-2 > _______________________________________________ > Blackmagicdebug-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/blackmagicdebug-devel -- Black Sphere Technologies Ltd. Web: www.blacksphere.co.nz Mobile: +64 27 777 2182 Tel: +64 9 478 8885 Skype: gareth.mcmullin LinkedIn: http://nz.linkedin.com/in/gsmcmullin ------------------------------------------------------------------------------ Own the Future-Intel® Level Up Game Demo Contest 2013 Rise to greatness in Intel's independent game demo contest. Compete for recognition, cash, and the chance to get your game on Steam. $5K grand prize plus 10 genre and skill prizes. Submit your demo by 6/6/13. http://p.sf.net/sfu/intel_levelupd2d _______________________________________________ libopencm3-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libopencm3-devel
