Siemens SIMATIC PG 720, Руководство пользователя

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4
4-6
PG 720 Programming Device
C79000-G7076-C720-02
You can also connect your printer to the PG 720 using a serial COM port. You
will find information about how to adapt and set your interface and which
connecting cable you require in the description of your printer.
The standard interface for printer output is LPT1. you can redirect printer output
to another interface port (COM2). Table 4-1 shows examples of how to change
the ports using the
Mode
MS-DOS command.
Table 4-1 Changing Ports in MS-DOS
Port Command Effect
Redirect LPT 1 parallel port
to
COM 2 / V.24 / V.28 /
serial port
MODE LPT1:=COM2 Printer is assigned
to communication
port 2
Configure COM 2 for
printer MODE COM2:96,n,8,1,p* COM 2 is initialized
for printer
Switch LPT 1 port back to
parallel port MODE LPT1: LPT 1 is switched
back to the parallel
port
*
Mode: 9600 bps, no parity, 8 data bits,1 stop bit
Note
It is advisable to write the required command in the AUTOEXEC.BAT file
or another BATCH file to avoid having to type in the command every time
you restart or reset the hardware.
Connecting the
Printer to the
Serial Port
Redirecting Printer
Output
Installing the PG 720