Mailbox Message: Get Live List - ProSoft Technology inRax MVI69-PDPMV1 User Manual

Mailbox Messaging
User Manual

4.4.6 Mailbox Message: Get Live List

This command returns 127 bytes of information about the nodes on the network.
Every byte stands for one bus subscriber, and the position of the byte in the
response data assigns the address (0 to 126), the content assigns the Station
Type.
This command can be sent in all operation modes (STOP, CLEAR, and
OPERATE), however the module must be initialized properly.
Parameter
Command Initiator
Command Name
Command Number
Fragmented
Extended Header Data
Command and Response Layout: Get Live List
Message ID
Message information
Command
Data size
Frame count
Frame number
Offset high
Offset low
Extended word 1
Extended word 2
Extended word 3
Extended word 4
Extended word 5
Extended word 6
Extended word 7
Extended word 8
Message Data byte 1
Message Data byte 2
Message Data byte 3
Message Data byte "n"
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Description
Application
GET LIVE LIST
1800h
No
Fault information may be returned in the header of the response.
Command
(ID)
4002h
0018h
0000h
0001h
0001h
0000h
0000h
-
-
-
-
-
-
-
-
...
MVI69-PDPMV1 ♦ CompactLogix or MicroLogix Platform
Response
(ID)
0002h
0018h Get Live List
0007h 127 Bytes of Data
0001h
0001h
0000h
0000h
-
-
-
-
-
-
Return Code
Fault Information
Station Type 0 Response Data Byte 1
Station Type 1 Response Data Byte 1
Station Type 2 Response Data Byte 1
... Response Data Byte 1
Station Type 126 Response Data Byte 1
PROFIBUS DPV1 Master
ProSoft Technology, Inc.
July 8, 2011