One-To-One Pc Link Communications - Omron CPM1 - PROGRAMING MANUAL 02-2001 Programming Manual

CPM2A/CPM2C Communications Functions
PC Setup
Word Bit
DM 6645 00 to 03 Port settings
0: Standard (1 start bit, 7-bit data, 2 stop bits, even parity, 9,600 bps; Host Link
1: Settings in DM 6646
(Other settings will cause a non-fatal error, the default setting (00) will be used, and
AR 1302 will turn ON.)
04 to 07 CTS control settings
0: Disable
1: Set
08 to 11 Link area for 1:1 PC Link
0: LR 00 to LR 15
(Other settings: Disabled)
12 to 15 Communications mode
0: Host Link; 1: No-protocol; 2: 1:1 PC Link Slave; 3: 1:1 PC Link Master;
4: 1:1 NT Link
(Other settings will cause a non-fatal error, the Host Link setting will be used, and
AR 1302 will turn ON.)
Connecting the Cables

4-3-4 One-to-one PC Link Communications

When using an NT Link with a CPM2A/CPM2C PC, the following settings must
be made to the PC Setup (DM 6645) using a Programming Device.
unit number: 0)
For information on the 1:1 NT Link settings of an OMRON Programmable Termi-
nal, refer to that PT's Operation Manual.
This section describes RS-232C connections.
The RS-232C port on the Programmable Terminal and the RS-232C port on the
CPM2A/CPM2C or CPM1-CIF01 RS-232C Adapter are connected as shown in
the following diagram when there is no CTS control on the RS-232C port. With
the CPM2C, the CPM2C-CN111 and CS1W-CN118 connecting cables are
used.
OMRON PT
Signal Pin No.
Hood
A 1:1 PC Link of up to 256 bits (LR0000 to LR1515) can be created with the data
area of another CPM2A/CPM2C, CQM1, CPM1, CPM1A, SRM1(-V2), or a
C200HX/HG/HE PC, where one serves as the Master, the other as a Slave.
There is no need for a communications program on the PC.
The 1:1 PC Link can be used with an RS-232C port.
Function
RS-232C port
Signal Pin No.
Hood
Section 4-3
Setting
Any
Any
Any
4
Recommended cables:
XW2Z-200T: 2m
XW2Z-500T: 5m
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