Acronyms and Definitions

ADC	Analog to Digital Converter
CAN	Controller Area Network
DLL	Dynamic Link Library
EKF	Extended Kalman Filter
GNC	Guidance Navigation Control
GNSS	Global Navigation Satellite Systems
GPS	Global Positioning System
HIL	Hardware In the Loop
IMU	Inertial Measurement Unit
ISA	International Standard Atmosphere
NED	Noth East Down (coordinates)
PC	Personal Computer
PDI	Parameter Data instruments
PWM	Pulse Width Modulation
RS232	Recommended Standard 232
RTK	Real Time Kinematic
SCI	Serial Communication Interface
SIL	Software In the Loop
UAV	Unmanned Aerial Vehicle
UDP	User Datagram Protocol
USB	Universal Serial Bus
WGS84	World Geodetic System 84
WMM	World Magnetic Model