|  | Where:		/sys/bus/i2c/devices/.../heading0_input | 
|  | Date:		April 2010 | 
|  | Kernel Version: 2.6.36? | 
|  | Contact:	alan.cox@intel.com | 
|  | Description:	Reports the current heading from the compass as a floating | 
|  | point value in degrees. | 
|  |  | 
|  | Where:		/sys/bus/i2c/devices/.../power_state | 
|  | Date:		April 2010 | 
|  | Kernel Version: 2.6.36? | 
|  | Contact:	alan.cox@intel.com | 
|  | Description:	Sets the power state of the device. 0 sets the device into | 
|  | sleep mode, 1 wakes it up. | 
|  |  | 
|  | Where:		/sys/bus/i2c/devices/.../calibration | 
|  | Date:		April 2010 | 
|  | Kernel Version: 2.6.36? | 
|  | Contact:	alan.cox@intel.com | 
|  | Description:	Sets the calibration on or off (1 = on, 0 = off). See the | 
|  | chip data sheet. | 
|  |  |