![background image](http://html.mh-extra.com/html/omron/nt21/nt21_setup-manual_744541065.webp)
4-1
Section
Connecting to the RS-232C Port at the Host
54
Setting the Switches of a CPM2C
When using a CPM2C, the switches on the front panel must be set as shown
below in order to make the PC Setup settings effective.
The settings for SW1 and SW2 depend upon the usage of the
peripheral port and RS-232C port.
S
Connecting PT to peripheral port
S
Connecting PT to built-in RS-232C port
(A device that requires non-standard communications settings
is connected to the peripheral port.)
SW1: OFF
SW2: ON
S
Connecting PT to built-in RS-232C port
(A Programming Console is connected to the peripheral port.)
SW1: OFF
SW2: OFF
Setting the Switches on an RS-232C Adapter
When using a CPM1-CIF01 RS-232C Adapter, set the mode switch as shown in
the following diagram.
CPM1-
CIF01
Set the mode setting switch to NT (lower position).
Connecting to CVM1/CV Series (-EV
j
)
Set the DIP switch on the front panel as follows:
OFF
ON
1
2
3
4
5
6
ON
I/O port selection (selector switch)
Set this to RS-232C.
Set Pin 3 to use NT Link
(ON, right side).
DIP switch setting (Pin 3)
When using a CVM1/CV-series PC, CPU Unit execution processing (execution
control 2) in the PC Setup must be set to Simultaneous processing.