ACC ACCESS module
ASCII American Standard for Information Interchange
ASUP Asynchronous NC subprogram
BIOS Basic Input Output System
DDE Dynamic Data Exchange: method for data exchange between two
WINDOWS applications
DLL Dynamic Link Library
DRAM Dynamic random access memory
IPO Interpolator
ISA Industrial Standard Adapter: bus standard for PC extension adapter
boards based on IBM--AT
MCS Machine Coordinate System
MMC Human Machine Interface: operating interface of the NC applying
to the software running on the operator’s panel
MPI Multiport interface
NC Numerical control
NCDDE Dynamic data exchange with the NC kernel
NCK Numerical Control Kerne consists of block preparation, motion
control etc.
NCU Numerical Control Unit: hardware component of SINUMERIK
840D, accommodating the NCK software.
NSK Numerical System Keyword: Keyword for addressing NC variables
with the NCDDE server
OEM Original Equipment Manufacturer: manufacturer of devices and
equipment, who adapts the standard components for his purposes
using the open system feature of SINUMERIK 840D.
user parametrizes
MTB configures
OEM programs.
The expression ’OEM’ does not apply to the PLC programming.
OP Operator’s Paneconsists of monitor screen, keypad, LEDs and
buttons. For 840D/FM--NC variants of the OP031/032 are used
(described in the documentation /BH/ Operator
Components Manual)
Appendix
A1 Abbreviations
02.04
M-555
Siemens AG 2004 All Rights Reserved
HMI Programming Package Part 1 (BN) -- 02.2004 Edition
PC Personal Computer
PCMCIA Personal Computer Memory Card International Association
Standard memory card used in the NCU 572/573 accommodating
among others the NCK system, today simply named PC--card.
PI Program nstance
PLC Programmable logic controller
RAM memory that allows random access for reading and writing data
WCS workpiece coordinate system
VB Visual Basic
WfW Windows for Workgroups
