On Sat, Jul 25, 2009 at 1:54 AM, Alain Mouette<[email protected]> wrote: > > Xiaofan Chen escreveu: >> >> Under Linux, the speed is even lower, this is especially true for the V7. >> (For V7 J-Link: jtag_khz=1200) >> wrote 524288 byte from file demo.hex in 58.072418s (8.816578 kb/s) >> (For V3 J-Link, jtag_khz=1200) >> wrote 524288 byte from file demo.hex in 39.224007s (13.053231 kb/s) >> (For V3 J-Link, jtag_khz=1000) >> wrote 524288 byte from file demo.hex in 39.188969s (13.064902 kb/s) > > That is very close to what I get too... > Using Linux, FT2232D, OpenOCD 0.2.0, Cortex-M3 LM3S6965.
Thanks for the verification. > I checked Luminaty's manual says: "word program time = 20us" which is 200k > bytes/sec. Considering that this is a 2 phase programing, first PC->RAM and > seconf RAM->Flash I would expect better then this... > > Probably it is the flash writing code that could be optimized. Maybe this is the issue. -- Xiaofan http://mcuee.blogspot.com _______________________________________________ Openocd-development mailing list [email protected] https://lists.berlios.de/mailman/listinfo/openocd-development
