基於Invensense九軸感應器MPU-9250的穿戴式感應方案

採用Invensense九軸動作感應器MPU-9250,搭配Ti的MSP430微控制器,透過預載MCU上的Library,可進行九軸的動作偵測,並透過藍芽模組將溫度、濕度、壓力、近接感測、環境光源等訊息,傳回手機並顯示於應用程式上,透過情境感知可應用於health & fitness的開發。

 

►場景應用圖

►方案方塊圖

►核心技術優勢

① 9-Axis motion tracking with Invensense’s algorithms. ② 16bit MCU for health & fitness application ③ Support Bluetooth4.0 (Low energy) with Android and iOS ④ Temperature, humidity, light, proximity, ultraviolet and pressure sensing

►方案規格

① Motion device : Invensense MPU-9250 Signal chip, 9-axis(Gyro+Accel+Compass) by I2C Integrated Digital Motion Processor(DMP) Invensense MotionFit SDK with eMPL library ② Microcontroller : TI MSP430F5528 16bit RISC SoC ③ Pressure sensor : ALSP HSPPA032A ④ UVI(ultraviolet index) & light/proximity sensor Capella CM3512 & CM36682E ⑤ Temperature/humidity sensor Sensirion SHT21

技術文檔

類型標題檔案
硬件BOM
硬件Data Sheet
硬件Data Sheet_2