Technical data

Tables
TXD Transmit Data (serial communication from Data Terminal or
‘DTE’ to Data Communication Equipment or ‘DCE’)
us, uSec Microsecond (u is frequently used for the Greek µ
symbol denoting ‘micro’, one millionth part, 10
-6
)
UTC Coordinated Universal Time
UTM Universal Transverse Mercator
UART Universal Asynchronous Receiver-transmitter (used in serial
communications)
VDOP Vertical Dilution of Precision
WGS World Geodetic System (a world-wide Datum, GPS works in
WGS84 which has superseded WGS72)
GPS Timing Receiver Installation and Operation Manual
E-7