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Re: [SLUG] [OT] 3 wire fans
thanks for that.. i like the idea or feeding it into my parallel port
as i have a few unused so ill start coding a lil prog to make it all
> Black and Red are the 12V power for the fan.
> Yellow is an open collector output that changes state 4 times per
> revolution. (on-off-on-off per rev).
> You could feed this to an unused data pin on your PC (ie printer
> port) and count the pulses. Or, if you want an RPM gauge, you
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SLUG - Sydney Linux User Group Mailing List - http://slug.org.au/
More Info: http://lists.slug.org.au/listinfo/slug