ARMY TM 5-6675-238-14
MARINE CORPS TM 08839A-14/1
GLOSSARY
Section I. NONSTANDARD ABBREVIATIONS
ASCII – American Standard Code for Information
Interchange
CDU – Control and display unit
COMP – Computer
DA – Device address
D/DC -Digital to dc
DMA – Direct memory access
D/R – Digital to resolver
D/S – Digital to synchro
ENT – Enter
IMU – Inertial measurement unit
I/0 – Input/output
PADS – Position and Azimuth Determining
tern
RPSTL – Repair parts and special tools list
SDB – Serial data bus
sys-
SPU – Signal processor unit
TOC – Time-out counter
UART – Universal asynchronous receiver/trans-
mitter
Section II. SYMBOLS
Incremental velocity
Incremental angular velocity
– Incremental angular motion
x-axis; gyro y-axis torquing signal
– Incremental angular velocity
– Incremental velocity in the east-west direc-
tion; along the x-axis
y-axis; gyro x-axis torquing signal
Incremental velocity in the north-south
– Incremental angular velocity
direction; along the y-axis
z-axis; gyro y-axis torquing signal
– Incremental vertical velocity; along the
0 – Negative logic
z-axis
< – Horizontal Angle
about the
about the
about the
Glossary 1/(Glossary 2 blank)
