Siemens SIMATIC PG 720 P Manual page 113

C
CD
Compact Disk
Click
Pressing and immediately releasing the left mouse button; this selects objects
or trigger commands.
COM1 Port The COM1 port is a serial RS-232/modem interface. This interface is suitable
for asynchronous data transmission. It can also be used to connect printers
with a serial interface.
COM2 Port
The COM2 port is a serial RS-232 interface which can be used to connect a
mouse or a printer.
Configuration These are files containing data which define the configuration after booting.
Files Examples of such files are CONFIG.SYS and AUTOEXEC.BAT.
Configuration
The configuration software brings the device configuration up-to-date when
Software
modules are installed. This is done either by copying the configuration files
supplied with the module or by manual configuration using the configuration
utility.
Cursor Collective term for mouse pointer and text cursor.
Cursor Control
Keypad on the keyboard for controlling the cursor.
D
Device The configuration of a programming device contains information on the
Configuration 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 parameter assignments.
If changes are made to the hardware configuration, the user can change
entries in the configuration file using the SETUP program.
Disk Drive
The disk 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).
PG 720 P Programming Device
C79000-G7076-C721-02
Glossary
Glossary-3