Re: Billionton bluetooth CF card: performance is 10KB/sec

From: Pavel Machek
Date: Sun Oct 23 2005 - 03:36:47 EST


Hi!

> > I use this to set up billionton:
> >
> > setserial /dev/ttyBT baud_base 921600
> > hciattach -s 921600 /dev/ttyBT bcsp
> >
> > root@amd:~# tcpspray -n 1 -b 1000000 10.1.0.3
> >
> > Transmitted 1000000 bytes in 163.256781 seconds (5.982 kbytes/s)
> >
> > (okay, this was little slower, I was far from other side). Most tests
> > look like this:
> >
> > root@amd:~# tcpspray -n 1 -b 1000000 10.1.0.3
> >
> > Transmitted 1000000 bytes in 103.183640 seconds (9.464 kbytes/s)
>
> Pavel,
>
> I see about the same with a bluetooth usb adapter. Suspect that is about what
> you should see with bluetooth - its not designed for speed. It would be really
> nice to be wrong though...

No, it is designed to do more. It should do around ~100 kbytes/sec
according to spec, and MSI dongle *does* do 25 kbytes/sec easily
against nokia 6230.
Pavel
--
Thanks, Sharp!
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