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Razor 9 Degrees of Freedom IMU

Category: Sensor
Cost: $125

Description: The 9DOF Razor IMU incorporates four sensors - an LY530AL (single-axis gyro), LPR530AL (dual-axis gyro), ADXL345 (triple-axis accelerometer), and HMC5843 (triple-axis magnetometer) - to give you nine degrees of inertial measurement. The outputs of all sensors are processed by an on-board ATmega328 output over a serial interface.

The board comes programmed with the 16MHz Arduino bootloader and example firmware that tests the outputs of all the sensors. Simply connect to the serial TX and RX pins with a 3.3V FTDI Basic Breakout, open a terminal program to 38400bps and a menu will guide you through testing the sensors. You can use the Arduino IDE to program your code onto the 9DOF, just select the 'Arduino Duemilanove w/ATmega328' as your board.

The 9DOF operates at 3.3VDC; any power supplied to the white JST connector will be regulated down to this operating voltage - our LiPo batteries are an excellent power supply choice. The output header is designed to mate with our 3.3V FTDI Basic Breakout board, so you can easily connect the board to a computer's USB port. Or, for a wireless solution, it can be connected to the Bluetooth Mate or an XBee Explorer.

Features:

  • 9 Degrees of Freedom on a single, flat board:
    • LY530ALH - 300°/s single-axis gyro
    • LPR530ALH - 300°/s dual-axis gyro
    • ADXL345 - 13-bit resolution, ±16g, triple-axis accelerometer
    • HMC5843 - triple-axis, digital magnetometer
  • Outputs of all sensors processed by on-board ATmega328 and sent out via a serial stream
  • Output pins match up with FTDI Basic Breakout, Bluetooth Mate, XBee Explorer
  • 3.5-16VDC input
  • ON-OFF control switch and reset switch

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