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基于Invensense六轴(九轴)动作传感器的穿戴式人体活动辨识完整方案

 2015-07-29

 

采用Invensense六轴(九轴)动作传感器MPU-6555(MPU-9255),结合ARM CortexM4(Atmel SAM4L)的微控制器,透过搭配Invensense AAR(Automatic Activity Recognition) Library,可进行人体动作的侦测与辨识,并可以透过蓝芽模块将辨识结果讯息传回手机上的应用程序,可应用于health & fitness的开发。

【展示板照片】

展示板照片(正面)

【方案方块图】

方案方块图

【系统功能】

① 6-Axis/9-Axis motion tracking with Invensense’s AAR library
② Support working, running, stationary, biking mode detection
③ Support step counting and sleep quality monitor
④ ARM Cortex-M4 MCU for health & fitness application
⑤ Support Bluetooth4.0 (Low energy) with Android4.4.2

【方案特性】

① Motion device :
Invensense MPU-6555(MPU-9255)
Signal chip, 6-axis(Gyro+Accel) by I2C
Or signal chip, 9-axis(Gyro+Accel+Compass) by I2C
Integrated Digital Motion Processor(DMP)
Invensense MotionFit SDK with eMPL library
② Microcontroller :
Atmel ATSAM4LSA
ARM Cortex-M4 MCU
③ Pressure sensor :
Mitsumi MMR931XA