![background image](http://html1.mh-extra.com/html/omron/sysmac-cj1w-eip21/sysmac-cj1w-eip21_operation-manuals_742257244.webp)
8 Message Communications
8-38
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
(2) Software Switch Details
Service Codes
Specify the service to execute with the service code.
Request Paths (IOIs) to Specify Objects
When you specify an object, specify the request path (IOI) for each service code as given below.
Bit
Name
Description
0
Auto-negotiate
FALSE: Auto-negotiation is disabled (communications setup is always set to 10 Mbps).
TRUE: Auto-negotiation is enabled (communications setup is automatically set to 100
or 10 Mbps).
1
ForcedDuplex Mode
FALSE: Half duplex
TRUE: Full duplex
* When auto-negotiation is enabled (bit 0 is TRUE), this should always be FALSE.
2 to 16
Reserved
Always FALSE
Service
code
Parameter name
Description
Supported services
Classes
Instances
0E hex
Get_Attribute_Single
Reads the value of the specified attribute.
Supported.
Supported.
10 hex
Set_Attribute_Single
Writes a value to the specified attribute.
Supported.
Supported.
4C hex
Get_and_Clear
Specify Attribute4 or Attribute5 to reset the value of the attribute to 0.
Not sup-
ported.
Supported.
Service code
Class ID
Instance ID
Attribute ID
0E hex
Get_Attribute_Single
F6 hex
•
Specifying a service for a class: 00 hex
•
Specifying a service for an instance:
Always 01 hex
Not required.
10 hex
Set_Attribute_Single
•
Reading a class attribute: 01 or 02
hex
•
Reading and writing an instance
attribute: 01 to 06 hex
4C hex
Get_and_Clear
Specify an attribute to reset its value
to 0: 01 to 05 hex
Содержание SYSMAC CJ1W-EIP21
Страница 8: ...Manual Structure 6 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 10: ...Sections in this Manual 8 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 20: ...Read and Understand this Manual 18 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 42: ...Revision History 40 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 68: ...1 Introduction 1 26 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 80: ...2 Installing Ethernet Networks 2 12 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 130: ...6 Testing Communications 6 4 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 206: ...7 Tag Data Link Functions 7 76 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 246: ...8 Message Communications 8 40 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 266: ...9 FTP Server 9 20 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 374: ...13 Troubleshooting 13 56 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495...
Страница 431: ...Index 1 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495 I Index...
Страница 436: ...Index 6 CJ series EtherNet IP Units Operation Manual for NJ series CPU Unit W495 Index...
Страница 437: ......