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Sensing—Magnetic Compass with Tilt Compensation

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Application Note
825 KB (13 pages)
May 2005
 

Vadym Grygorenko
Cypress Semiconductor

This Application Note presents a low-cost, digital 3-axis magnetic compass based on the Honeywell HMC1053 magnetoresistive sensor. A dual-axis accelerometer is used to provide tilt sensing for heading correction. Several full-featured and simplified design versions are also described.

 
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