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HiRez

macrumors 603
Jan 6, 2004
6,265
2,630
Western US
I have no idea how to do that, but I'm almost positive you'll have to drop out of objective-c and Cocoa to do it.

Here's an open-source fan control application where you could peek at the source code: http://www.lobotomo.com/products/FanControl/index.html.

And another one: http://www.conscius.de/~eidac/software/page5/page5.html.

One website says:

Please note that Apple does not support an official or standardized way of reading out sensor data in Mac OS X (the only exception is the Server Monitor application for the Xserve series). Moreover, there is no documentation or other technical note about the individual function of the sensors.
 

CarlosH

macrumors member
Original poster
Apr 9, 2008
76
8
San Francisco, CA
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