PixHawk 2.1 Blue Cube Flight Controller - Made in the USA
by Cubepilot-Proficnc

What's special about the Blue Cube? Its made in the USA!

INSIDE THE PIXHAWK 2 CUBE 

• An STM32F427 Rev 3 Flight management unit. (where the flight controller lives.)
• An STM32F100 I/O processor with pass through capabilities for failsafe. (deals with the Receiver and outputs )

3 IMU's

• 1 Fixed 10 Axis IMU on the main Main board.
• (MPU9250 3 axis Accell, 3 axis gyro, and 3 axis mag, MS5611 Barometer)
• 2 Vibration Isolated and heat controlled 9DOF IMU's and an isolated Baro.  
• (MPU9250 3 axis Accell, 3 axis gyro, and 3 axis mag, LSM303D 3 axis Accelerometer, 3Axis Magnatometer, L3GD20 3 Axis GyroMS5611 Barometer     
• In case you missed it.... 3 IMU's STANDARD.
• Size: 38x38x22mm 

all connections are via an 80 pin DF17 connector on the base.  

The following connections are included.

• 2x CAN (pins reserved for a 3rd Can bus on next years model)
• 2x I2C
• 5x Serial (1 reserved for debug)
• 2x SWD debug ports
• 2x Power input V+I
• 1x Analogue input (one of the power inputs can be used as Analogue if you need)
• Buzzer raw pwm
• Safety switch
• 8 x I/O connected PWM out (Solder option for 3.3 or 5v levels, default 3.3)(opto drive capable 10mA each)
• 6 x Aux FMU connected I/O (PWM or alternate function)
• Servo rail I/O backup power (10.5v Max)
• 2x 5.4v power in pins.