>From the headfuzz website:
*Linux/Mac*
Install the libusb package from your package manager. If you want to
compile from source you will need libusb-dev too. Everything else will work
out of the box. Linux users can insmod the kernel module supplied in the
CVS tree to access via the faster /dev/i2c-x interface.
Have you tried this?
Paul Alfille
On Tue, Jan 24, 2012 at 5:21 AM, p4trykx <p4tr...@o2.pl> wrote:
> Dnia 24-01-2012 o 06:57:09 Mark Ter Morshuizen <m...@itbox.co.za>
> napisał(a):
>
> > from
> > 4 sensors takes anything up to about 30 seconds using owread and
> > owserver on a
>
> You mean DS2482-800?
>
> I think it's too long. DS2482-800 has 8 separate outputs. It has to
> "switch" between outputs but while one output is used for data transfer
> other ones have power so the sensor can use parasite power.
> DS18b12 first gets a command to convert temperature which should take
> about 1s in this time all communication is stopped to supply power to the
> sensor after that the temperature should be available and master asks for
> it.
>
>
> > Is this normal? If so can anything be done to speed things up? The 1-wire
> > network is static (devices are seldom added or removed) so perhaps some
>
> You can try to write 1 to the /simultaneous/temperature and then read
> temperatures.
> In theory it should work but I don't know if it's implemented.
> The other solution is to read temp with less precision /sensor/temperature9
>
> However on my 200Mhz router with DS2480B serial converter reading one
> parasite powered sensor take 1.22 seconds and it's with full precision. So
> maybe something else is wrong with your setup. Maybe the i2c<->usb
> converter add so much overhead?
>
>
> --
> p4trykx
>
>
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