Delta AHCPU560-EN2 Series - Qos Object (Class ID: 16#48)

EtherNet/IP Operation Manual
8-16
_8
8.8 QoS Object (Class ID: 16#48)
It provides a means to configure certain QoS-related behaviours in EtherNet/IP devices to treat traffic streams with
different relative priorities or other delivery characteristics.
 Service Code
Service
Code
Service Name
Support
Description
Class Attribute Instance Attribute
16#0E Get_Attribute_Single V V Read one attribute
16#10 Set_Attribute_Single X V Write one attribute
 Class
 Class ID：16#48
 Instance
 16#00：Class Attribute
 16#01：Instance Attribute
 When Instance = 0, the Class Attributes are listed below.
Class
Attribute
Name
Access
Rule
Data Type Values Description
16#01 Revision Get UINT 1 Revision of this object
 When Instance = 1, the Instance Attributes are listed below.
Instance
Attribute
Name
Access
Rule
Data Type Values Description
16#01 802.1Q Tag Enable Get/Set USINT 0
Enable 802.1Q tag to send frames
0: disable (Default)
1: enable
16#04 DSCP Urgent Get/Set USINT 55
DSCP Urgent Value
(CIP transport class 0/1)
16#05 DSCP Scheduled Get/Set USINT 47
DSCP Schedule Value
(CIP transport class 0/1)
16#06 DSCP High Get/Set USINT 43
DSCP High Priority Value
(CIP transport class 0/1)
16#07 DSCP Low Get/Set USINT 31
DSCP Low Priority Value
(CIP transport class 0/1)
16#08 DSCP Explicit Get/Set USINT 27
DSCP Value
(CIP explicit transport class 2/3 and
UCMM)