4-1SectionConnecting to the RS-232C Port at the Host
56
Settings at the Host
The Settings required for each Unit are described below.
• Connecting a C-series C200HX/HG/HE(-Z)E, CQM1H, or SRM1
PC Setup Settings
Write
the PC Setup (in the DM Area) settings directly from a Programming De
-
vice (e.g., SYSMAC Support Software) in accordance with the host model and
port.
Connection to Word
Writing
Value
Setting
C200HX/HG/HE(-Z)E, SRM1
Built-in RS-232C port
DM6645
C200HX/HG/HE(-Z)E
Communication Board port A
(*1)
CQM1H port 1
(*2)
DM6555
5j00
Use 1:N NT Link
j = largest unit number of
the connected PTs (1 to 7)
(*3)
C200HX/HG/HE(-Z)E
Communication Board port B
(*1)
DM6550
*1 RS-232C port on the Communications Board
*2 RS-232C port on the Serial Communications Board
*3 When using a C200HE (-Z)E, the maximum PT unit number is 3.
Refer
to
the PC’
s operation manual for details on changing PC Setup settings.
Setting the DIP Switches of a C200HX/HG/HE(-Z)E
When
using a C200HX/HG/HE(-Z)E, the DIP switches on the
front panel must
be
set as shown below in order to make the settings in the PC Setup (in the DM
Area) effective.
RS-232C
port communication condition setting
Set pin 5 to OFF to make the settings made in PC
Setup ef
fective.
Connecting to CS/CJ-series CPU Units
CS-series CPU Unit: CS1G/H-CPUjj-E(V1), CS1G/H-CPUjjH
CJ-series CPU Unit: CJ1G-CPUjj
PC Setup
When
connecting to a CS/CJ-series CPU Unit, set the following
communication
conditions for the PC Setup, in accordance with the communication port to be
used.
When using the built-in RS-232C port of a CS1G/H, CS1G/H-H, or CJ1G
Word Value Settings
CIO
160
8200 1:N NT Link mode
CIO 161
0000 to 0009
(*1)
Communications baud rate (standard)
CIO 166 000j
j = The largest model number of the
connected PT (0 – 7)
*1 Set any value between 0000 and 0009 Hex for the communications baud rate.
The same baud rate will be used regardless of the value as long as it is between
0000 and 0009 Hex.