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1What: /sys/bus/i2c/devices/.../heading0_input2Date: April 20103KernelVersion: 2.6.36?4Contact: alan.cox@intel.com5Description: Reports the current heading from the compass as a floating6 point value in degrees.7 8What: /sys/bus/i2c/devices/.../power_state9Date: April 201010KernelVersion: 2.6.36?11Contact: alan.cox@intel.com12Description: Sets the power state of the device. 0 sets the device into13 sleep mode, 1 wakes it up.14 15What: /sys/bus/i2c/devices/.../calibration16Date: April 201017KernelVersion: 2.6.36?18Contact: alan.cox@intel.com19Description: Sets the calibration on or off (1 = on, 0 = off). See the20 chip data sheet.21 22