Siemens Sinumerik 840D Operating Turning page 150

Section 7
Notes
B515
B515
Shortcuts and abbreviations
ASCII American Standard Code for Information Interchange
AS Automation System
AT Advanced Technology
BA Mode of Operation
BCD Binary Code Decimals
BCS Basic Coordinate System
CAD Computer Aided Design
COM Communication Module
COR Coordinate Rotation
CNC Computerized Numerical Control
CPU Central Processing Unit
CRC Cutter Radius Compensation
CUTOM Cutter Radius Compensation (Tool Radius Comp.)
DAC Digital Analog Converter
DB Data Block in the PLC
DBB Data Block-Byte in the PLC
DBW Data Block-Word in the PLC
DBX Data Block Bit in the PLC
DDE Dynamic Data Exchange
DIR Directory
DOS Disk Operating System
DTE Data Terminal Equipment
DRV Driver Module
EMC Elektromagnetic Compatibility
ENC Encoder
EPROM Erasable Progammable Read Only Memory
ESD Electro Static Discharge
FC Function Call
FDD Feed Drive
FPU Floating Point Unit
FST Feed Stop
GIA Gear Interpolation Data
GUD Global User Data
HD Hard Disk
HHU Handheld Unit
HMI Human Machine Interface
IM Interface Module
IM-Adress Interface Module-Adress
INC Increment
INI Initializing Data
I/O Input-/Output
ISA Industry Standard Architecture
JOG Jogging
K-Bus Communication Bus
LED Light Emitting Diode
LF Line Feed
MB Mega Byte (Million Bytes)
MD Machine Data
MCP Machine Control Panel
MCS Maschinen coordinate system
MCU Machine Control Unit
MDA Manual Data Automatic
MM Millimeter
MMC Man machine communication = HMI
MPI Multi Point Interface
Page 8 840D/828D SINUMERIK Operate