Omron Programmable Terminals NT31 NT31C Setup Manual page 74

Connecting to the RS-232C Port at the Host
PC Setup Area Settings
When connecting to a C200HS, C200HX/HG/HE(-Z)E, CPM1, CPM2A,
CPM2C, CQM1, or CQM1H CPU, or SRM1, set the following communication
conditions for the PC Setup area.
Item
Communication mode
Communications speed
Stop bit
Parity
Data length
Unit #
*1 Set the host link communications speed at 9600 bps or 19200 bps with the
memory switch at the NT31/NT31C. For details, refer to Settings the Host Link
Method (page160).
Set the PC Setup area settings directly from a Programming Device (e.g. the
CX-Programmer support software).
For details on operations relating to the PC Setup area, refer to the manual for
the PC which is used.
The PC Setup area word numbers and settings to be made depending on the
unit and port to which the connection is made are shown below.
CPM2A, CPM2C, CQM1H, or SRM1: Peripheral port connection
Word # Writing Value
DM6650 0001
DM6651 0303
0304
DM6653 0000
C200HS, C200HX/HG/HE(-Z)E, CPM2A, CPM2C, CQM1, CQM1H (other than
the CPU11), or SRM1: Built-in RS-232C port connection
Word # Writing Value
DM6645 0001
DM6646 0303
0304
DM6648 0000
C200HX/HG/HE(-Z)E: Serial Communications Board port A
CQM1H: Serial Communications Board port 1
Word # Writing Value
DM6555 0001
DM6556 0303
0304
DM6558 0000
Setting at Host
Host link mode
Set the same speed as set at the NT31/NT31C
2 stop bits
Even
ASCII 7 bits
00
Settings
Host link mode, no CTS control
Communication conditions set by the contents of DM
Data length 7 bits, 2 stop bits, even parity,
communications speed: 9600 bps
Data length 7 bits, 2 stop bits, even parity,
communications speed: 19200 bps
Unit # 00
Settings
Host link mode, no CTS control
Communication conditions set by the contents of DM
Data length 7 bits, 2 stop bits, even parity,
communications speed: 9600 bps
Data length 7 bits, 2 stop bits, even parity,
communications speed: 19200 bps
Unit # 00
Settings
Host link mode, no CTS control
Communication conditions set by the contents of DM
Data length 7 bits, 2 stop bits, even parity,
communications speed: 9600 bps
Data length 7 bits, 2 stop bits, even parity,
communications speed: 19200 bps
Unit # 00
Section 4-1
(*1)
63