Omron OMNUC W R88A-NCW152-DRT, Manual

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6.10 Changing Parameters
6-79
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6.10.2 Changing Parameters
This section explains how to change parameters using commands or message communica-
tions.
„ Changing Parameters Using Remote I/O Communications
W-series Servo Driver parameters, DeviceNet Unit parameters, and point table data can be
changed using Remote I/O communications.
Refer to 6.5 Remote I/O Communications .
„
Changing Parameters Using Message Communications
DeviceNet supports message communications, called Explicit Messages. Parameters can be
referenced or changed using message communications. To use Explicit Messages, specify
the objects, instance, and attributes explained in
6.10.1 Managing DeviceNet Data and
change the parameters. The basic block of Explicit Messages is shown below.
Command Block (Master Device to Slave Device)
Response Block (Slave Device to Master Device)
Instance ID
Service code
Command code
Class ID
(object) Service data
(attribute No. or
attribute No.+ data)
28 01
Destination
node address
Command code
Response code Number of
bytes received
Service code
Service data
28
01
00 00
Source node
address