Siemens Sinumerik 840D sl Function Manual page 345

05/07
A Appendix
A.1 DNC Glossary
Abbreviation Description
ASCII code American Standard Code for Information 7-bit code
BMP BitMaP Graphics file for clamping sketches, etc.
CNC Computerized Numeric Control Numeric controller with microprocessors
Direct Numeric Control System with which several CNC machines are
DNC
coupled with a central computer using bidirectional data exchange
DNC IFC Direct Numeric Control InterFace Client System with which several
SINUMERIK CNC machines are coupled with a central computer using bidirectional
data exchange. The download to SINUMERIK 840D is made using a
network.
FTP File Transfer Protocol
EIA code Electronic Industries Association Although 8-track paper-tape code
corresponds to the ISO code, it has an even number of holes per character
HMI Human Machine Interface
International Organization for Standardization 8-track paper-tape code
ISO code
ISQL Interactive Structured Query Language Possibility of the interactive
database access
MDA Machine Machine Data Acquisition Stand-alone for SINUMERIK / PC, incl.
SINUMERIK machine data acquisition / process data acquisition evaluation
MDA Machine Data Acquisition Process data acquisition and evaluation on
SINUMERIK 840D
MPF MainProgramFile Main NC program
MMC Man Machine Communication
OCX OLE Custom Controls
OLE DB Object Linking and Embedding DataBase Database access functions
using OLE/COM
Object Linking and Embedding / Component Object Model Object-
OLE/COM
oriented program model for defining the object behavior, also over process
boundaries
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Motion Control Information System DNC (FBDN) - 04/10 Edition
A Appendix
A
A-1