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41
Connection to a PC by the Host Link
Section 2-4
S
CVM1/CV series backplate mounted type: CV500-LK201
[Setting the front switches]
Set the operating conditions with the PC System Setting functions when a
CVM1/CV series host link unit is connected to the NT20S. The PC system settings
can be made directly from the peripheral tool (LSS etc.) or the PC system setting
information created with a peripheral tool can be transferred to the CPU.
The following describes the switch settings so as to enable the PC system set-
tings. For the details of the PC system settings, refer to the SYSMAC CVM1/CV
Series Host Link User’s Manual (W205-E1-
j
).
S
PC system setting (DIP SW1)
Set SW1 to “OFF”.
Communication is performed in accordance with the
values set in the PC CPU special I/O unit system set-
tings. The initial values in the system settings are as
follows:
Baud rate
:9600 bps
Communication mode
:Full duplex
Parity
:Even
Stop bit
:2 bits
Xon/Xoff control
:Not performed
Data length
:7 bits
S
Unit # (SW3 and SW4)
Set these switches to “0”.
S
I/O port selection (selector switch)
Set this to “RS-232C”.
S
CTS selection (DIP SW2 and SW3)
Set SW2 or SW3 to “ON”. (Set this always to “0V”.)
To use communication port 1, set SW2. To use commu-
nication port 2, set SW3.
Communications
port 1
Communications
port 2
I/O port
selector
switch
RS-232C
↔
RS-422A
(RS-232C/
RS-422A)
(RS-232C)
Содержание NT20S
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