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基於Invensense六軸(九軸)動作感應器的穿戴式人體活動辨識完整方案

 2015-07-29

 

採用Invensense六軸(九軸)動作感應器MPU-6555(MPU-9255),結合ARM CortexM4(Atmel SAM4L)的微控制器,透過搭配Invensense AAR(Automatic Activity Recognition) Library,可進行人體動作的偵測與辨識,並可以透過藍芽模組將辨識結果訊息傳回手機上的應用程式,可應用於health & fitness的開發。

 

【展示板照片】

展示板照片(正面)

【方案方塊圖】

方案方塊圖

【系統功能】

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