We get about 2KiB/s on the SAMD21 which is the same MCU. -Akshay
On 12 January 2015 at 15:30, Thomas Eichinger <[email protected] > wrote: > Hi Lucas, > > I was playing with the openocd configuration a bit, mainly > `adapter_speed`, back when support for this was added without > any significant outcome. > Problem is, the EDBG chip, on the bottom of the board, handling > communication with the MCU is specified to run on 1MHz and the > openocd docs mention, for CMSIS-DAP, it is not advised to let > signal frequency exceed half of the operating frequency. > (I’d guess Nyquist-Shannon applies) > > That said, 0.481KiB/s still seems slow for this. I’m at least > reaching 1.787KiB/s for flashing and 11.190KiB/s for verification. > When did you check out the OpenOCD code? > > Best, Thomas > > > On 10 Jan 2015, at 14:25, Lucas Jenß <[email protected]> wrote: > > > > Hey everyone, > > > > I’ve been playing around with the Samr21 xpro and flashing > > the device is _really_ slow, i.e. 0.481 KiB/s. Is this expected > > or is there a way to improve it? I’m using the current OpenOCD > > Git HEAD because the 0.8.0 release does not seem to contain the > > configs for the board yet. I tried to flash the hello-world > > example. > > > > Cheers, > > Lucas > > _______________________________________________ > > devel mailing list > > [email protected] > > http://lists.riot-os.org/mailman/listinfo/devel > > _______________________________________________ > devel mailing list > [email protected] > http://lists.riot-os.org/mailman/listinfo/devel >
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