NAVIO+ Overview

Specifications

• Processor (Raspberry PI 2)
  • 900Mhz quad-core ARM Cortext-A7 CPU
  • 1GB RAM
• Sensors
  • MPU9250 as main accel, gyro and compass
  • MS5611 barometer
  • U-Blox M8N GPS
• Power
  • Triple redundant power supply
• Interfaces
  • UART, SPI, I2C
  • PWM Sum input
  • Futaba S.BUS input
  • 13 PWM servo outputs
• Dimensions
  • Weight 12g (shield) + 54g (RPi2)
  • Size: 55x65mm (shield only)

More details can be found from the emlid.com website.

Developer build information can be found on the ardupilot dev wiki.