Glossary-3
PG 720 Programming Device
C79000-G7076-C720-02
Pressing and immediately releasing the left mouse button; this selects objects
or trigger commands.
The COM1 port is a serial V.24/modem interface. This interface is suitable
for asynchronous data transmission. It can also be used to connect printers
with a serial interface.
The COM2 port is a serial V.24 interface which can be used to connect a
mouse or a printer.
These are files which define the configuration after booting. Examples of
such files are CONFIG.SYS and AUTOEXEC.BAT.
The configuration software brings the device configuration up-to-date when
modules are installed. This is done either by copying the configuration files
supplied with the module or by manual configuration using the configuration
utility.
Collective term for mouse pointer and text cursor.
Keypad on the keyboard for controlling the cursor.
The configuration of a programming device contains information on the
hardware and options of the device, such as memory configuration, drive
types, monitor, network address etc. The data are stored in a configuration
file and enable the operating system to load the correct device drivers and
assign the correct device parameters.
If changes are made to the hardware configuration, the user can change
entries in the configuration file using the SETUP program.
The diskette (floppy disk) is an external direct access memory on which all
types of files and programs can be stored. The storage medium is a round
magnetic disk in a plastic cover to protect it from getting scratched.
The diskette drive (floppy disk drive) is used to store programs and data on
diskette (write access) or to load from diskette to the computer (read access).
C
Click
COM1 Port
COM2 Port
Configuration
Files
Configuration
Software
Cursor
Cursor Control
D
Device
Configuration
Diskette
Diskette Drive
Glossary
Содержание SIMATIC PG 720
Страница 32: ...3 3 18 PG 720 Programming Device C79000 G7076 C720 02 Getting to Know the PG 720 ...
Страница 56: ...4 4 24 PG 720 Programming Device C79000 G7076 C720 02 Installing the PG 720 ...
Страница 76: ...6 6 10 PG 720 Programming Device C79000 G7076 C720 02 Configuring the Programming Device ...
Страница 80: ...7 7 4 PG 720 Programming Device C79000 G7076 C720 02 Error Diagnostics ...