说明：  iNEMO inertial module: 3D accelerometer, 3D gyroscope, 3D magnetometer
(3 acceleration channels, 3 angular rate channels, 3 magnetic field channels  ±2/±4/±8 g linear acceleration full scale  ±4/±8/±12/±16 gauss magnetic full scale  ±245/±500/±2000 dps angular rate full scale  16-bit data output  SPI/I2C serial interfaces  Analog supply voltage 1.9 V to 3.6 V)