Glossary-5
PG 760 Programming Device
C79000-G7076-C761-01
(Port)
S
An interface is the connection between individual hardware elements
such as PLCs, programming devices, printers or monitors via physical
connections (cables).
S
An interface is also the connection between different programs, to enable
them to work together.
Module which controls and extends the hardware periphery.
The interruption of program processing in the processor of a programmable
controller by an interrupt event.
Interrupt Request
Industrial Standard Architecture
The keyboard is a collection of keys which are used to input data, text,
characters, letters, numbers, special characters and control commands in a
computer. The keyboard forms the input interface between the user and the
computer.
Light-emitting diode (for display and indicating purposes).
The LPT1 port (Centronics port) is a parallel interface that can be used to
connect a printer.
The main memory is the complete RAM memory of a programming device.
Memory submodule in credit-card format containing RAMs or EPROMs.
I
Interface
Interface Module
Interrupt
IRQ
ISA
K
Keyboard
L
LED
LPT1 Port
M
Main Memory
Memory Card
Glossary