Omron Sysmac NJ-series User Manual

8-5
8 CIP Message Communications
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
8-2 CIP Messaging Communications Client Function
8
8-2-2 CIP Communications Instructions
The following CIP communications instructions are available. For details on CIP communications
instructions, refer to the NJ/NX-series Instructions Reference Manual (Cat. No. W502).
Version Information
A CPU Unit with unit version 1.06 or later and Sysmac Studio version 1.07 or higher are required
to use the CIPOpenWithDataSize instruction.
8-2-2 CIP Communications Instructions
Instruction Name Description
Communica-
tions method
CIPUCMMRead
Read Variable
UCMM Explicit
Reads the value of a variable with a Network Publish attribute from
the specified remote Controller on the CIP network and stores the
value in a variable at the local Controller.
CIP UCMM
connectionless
messages
CIPUCMMWrite
Write Variable
UCMM Explicit
Writes the value of a variable at the local controller to a variable
with a Network Publish attribute at the specified remote Controller
on the CIP network.
CIPUCMMSend
Send Explicit
Message
UCMM
Sends a specified CIP command to the specified remote Controller
on the CIP network.
Refer to 8-2-10 Response Codes and 8-5 CIP Object Services for
information on the service codes and response codes that are used
with the NJ/NX-series CPU Units.
CIPOpen
Open CIP Class
3 Connection
(Large_For-
ward_Open)
Opens a CIP class 3 connection (Large_Forward_Open) with the
specified remote node.
CIP class 3 con-
nection mes-
sage
CIPOpenWithD
ataSize
Open CIP Class
3 Connection
with Specified
Data Size
Opens a CIP class 3 connection with the specified remote node that
allows class 3 explicit messages of the specified data length or
shorter to be sent and received.
CIPRead
Read Variable
Class 3 Explicit
Reads the value of a variable with a Network Publish attribute from
the specified remote Controller on the CIP network and stores the
value in a variable at the local Controller.
CIPWrite
Write Variable
Class 3 Explicit
Writes the value of a variable at the local controller to a variable
with a Network Publish attribute at the specified remote Controller
on the CIP network.
CIPSend
Send Explicit
Message Class
3
Sends a specified class-3 CIP command to the specified remote
Controller on the CIP network.
Refer to 8-2-10 Response Codes and 8-5 CIP Object Services for
information on the service codes and response codes that are used
with the NJ/NX-series CPU Units.
CIPClose
Close CIP Class
3 Connection
This instruction closes the CIP class 3 connection that is specified
by the handle.

Omron Sysmac NJ-series Specifications

General

Brand	Omron
Model	Sysmac NJ-series
Category	Computer Hardware
Language	English