[lm-sensors] RE: vt8231.c
khali at linux-fr.org
Wed Nov 2 20:26:03 CET 2005
> I connected a fan for tests. It´s a Verax fan with 9 pulses / revolution.
> In sensors.conf I used the four dividers 1,2,4,9 instead of the *:
> set fan1_div *
> set fan1_min 1000
> Here are the results
> 1: fan1: 12024 RPM (min = 0 RPM, div = 1)
> 2: fan1: 11702 RPM (min = 0 RPM, div = 2)
> 4: fan1: 11702 RPM (min = 0 RPM, div = 4)
> 8: fan1: 12603 RPM (min = 999 RPM, div = 8)
> 9: fan1: 11915 RPM (min = 0 RPM, div = 2)
> Obviously the fan1_min are ignored most of the time and dividers are not
> handled correctly.
Dividers work the way they are supposed to. You do not seem to
understand what that way is. I invite you to read the following document:
Hopefully this will help you understand how it works.
If you use a 9 pulse/rev fan (didn't know these existed...) instead of
standard 2 pulse/rev, you should add the following line to your
conpute fan1 @*2/9, @*9/2
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