Omron NXR Series User Manual page 338

Appendices
Step
4 Notification
of response
acquisition
®: Sending of command from the controller to the IO-Link Master Unit
*1.
¬: Sending of response from the IO-Link Master Unit to the controller
Restrictions
The restrictions are given below.
• Do not perform message communications and access from CX-ConfiguratorFDT at the same time
for the IO-Link Master Unit.
• Do not perform message communications to the IO-Link Master Unit when the IO-Link Master Unit
is starting.
• Do not turn OFF the power of the IO-Link Master Unit and IO-Link device during the execution of
message communications with the IO-Link Master Unit.
• The timing of reflecting the values to be written to an IO-Link device depends on the specifications
of the IO-Link device. For details on the reflection timing of IO-Link devices, refer to the instruction
manuals for the connected IO-Link devices.
A-58
Controller processing
Send a command with the following val-
ues specified to notify the IO-Link Master
Unit that a response was acquired from
the IO-Link Master Unit.
•
Control
00 hex: No processing
•
Status
---
•
Index
---
•
Subindex
---
•
Length
---
•
Data
---
•
Error Code
---
•
Timeout
---
•
Sequence No
---
NXR-series IO-Link Master Unit for EtherCAT User's Manual (W640)
Com-
muni-
cati-
IO-Link Master Unit process-
ons
ing
direc-
*1
tion
®
Receive a command, detect
that the control value changes
from 0x00 (No processing),
and set the status value to
0x00 (No operation).