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飞思卡尔有一些关于加速度和磁力计的应用文档,你可以了解下。加速度
http://www.freescale.com/zh-Hans ... umentation_Tab#nogo
Digital Filtering with MMA955xL
AN4446, Using the MMA9550 Intelligent Accelerometer to Detect the High Point of a Vertical Trajectory - Application...
AN4315, Using the Freescale MMA9550L for High Resolution Spectral Estimation of Vibration Data - Application Notes
磁力计
http://www.freescale.com/zh-Hans/products/sensors/magnetometers/sample-data-sets-for-inertial-and-magnetic-sensors/freescale-high-accuracy-3d-magnetometer:MAG3110?fpsp=1&tab=Documentation_Tab#nogo
Calibrating an eCompass in the Presence of Hard- and Soft-Iron Interference - Application Note
AN4248, Implementing a Tilt-Compensated E-Compass Using Accelerometer and Magnetometer Sensors - Application Notes
AN4249, Accuracy of Angle Estimation in eCompass and 3D Pointer Applications - Application Notes
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发表于 2015-11-19 09:21
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