9 Axis 9 DOF Accelerometer, Gyroscope and Compass Module for Arduino Projects

Arduino 9 Axis 9 DOF Accelerometer, Gyroscope and Compass Module

Triple Axis Gyroscope

MPU-9250 9 Axis 9 Dogree of Freedom Acceleromoter, Gyroscope and Compass.

Gyroscope Features:

The triple-axis MEMS gyroscope in the MPU-9250 includes a wide range of features:
• Digital-output X-, Y-, and Z-Axis angular rate sensors (gyroscopes) with a user-programmable fullscale range of ±250, ±500, ±1000, and ±2000°/sec and integrated 16-bit ADCs
• Digitally-programmable low-pass filter
• Gyroscope operating current: 3.2mA
• Sleep mode current: 8µA
• Factory calibrated sensitivity scale factor
• Self-test

Accelerometer Features:

The triple-axis MEMS accelerometer in MPU-9250 includes a wide range of features:
• Digital-output triple-axis accelerometer with a programmable full scale range of ±2g, ±4g, ±8g and ±16g and integrated 16-bit ADCs
• Accelerometer normal operating current: 450µA
• Low power accelerometer mode current: 8.4µA at 0.98Hz, 19.8µA at 31.25Hz
• Sleep mode current: 8µA
• User-programmable interrupts
• Wake-on-motion interrupt for low power operation of applications processor
• Self-test 2.3 Magnetometer Features The triple-axis MEMS magnetometer in MPU-9250 includes a wide range of features:
• 3-axis silicon monolithic Hall-effect magnetic sensor with magnetic concentrator
• Wide dynamic measurement range and high resolution with lower current consumption.
• Output data resolution of 14 bit (0.6µT/LSB) or 16 bit (15µT/LSB)
• Full scale measurement range is ±4800µT
• Magnetometer normal operating current: 280µA at 8Hz repetition rate
• Self-test function with internal magnetic source to confirm magnetic sensor operation on end products

Additional Features:
The MPU-9250 includes the following additional features:
• Auxiliary master I2C bus for reading data from external sensors (e.g. pressure sensor)
• 3.5mA operating current when all 9 motion sensing axes and the DMP are enabled
• VDD supply voltage range of 2.4 – 3.6V
• VDDIO reference voltage for auxiliary I2C devices
• Smallest and thinnest QFN package for portable devices: 3x3x1mm
• Minimal cross-axis sensitivity between the accelerometer, gyroscope and magnetometer axes
• 512 byte FIFO buffer enables the applications processor to read the data in bursts
• Digital-output temperature sensor
• User-programmable digital filters for gyroscope, accelerometer, and temp sensor
• 10,000 g shock tolerant
• 400kHz Fast Mode I2C for communicating with all registers
• 1MHz SPI serial interface for communicating with all registers

Module Pinout:
•    VCC......3.6 to 6V supply (on-board 3.3V regulator)
•    GND......0V
•    SCL......I2C serial clock
•    SDA......I2C serial data
•    EDA......Auxiliary I2C master serial data
•    ECL......Auxiliary I2C Master serial clock
•    AD0......I2C Slave Address LSB (AD0)
•    INT......Interrupt digital output (totem pole or open-drain)
•    NCS.....Chip select (SPI mode only)
•    FSYNC..Frame synchronization digital input. Connect to GND if unused.

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