Mailbox Interface 4-16
Set Parameter String of Slave (MB_SET_PARAMETER_STRING)
Description
This function configures the Parameter String of a specified slave on the network.
Note:
This function is only relevant for 7.4 type slaves.
Command and response layout:
Parameter
Description
Command initiator
Application
Command Name
MB_SET_PARAMETER_STRING
Message type
02h
Command number
0023h
Fragmented
No
Extended Header data
-
Command data
Parameter string and slave address
Response data
The response indicates if the command was accepted.
Command
Expected response
Message ID
(ID)
(ID)
Message information
4002h
0002h
Command
0023h
0023h
MB_SET_PARAMETER_STRING
Data size
(Depends on string size)
0000h
Frame count
0001h
0001h
Frame number
0001h
0001h
Offset high
0000h
0000h
Offset low
0000h
0000h
Extended word 1
-
-
Extended word 2
-
-
Extended word 3
-
-
Extended word 4
-
-
Extended word 5
-
-
Extended word 6
-
-
Extended word 7
-
-
Extended word 8
-
Fault information
Message data byte 1
Slave address
Message data byte 2
String Length
Length of Parameter string in bytes
Message data byte 3
String byte 1
Message data byte 4
String byte 2
...
...
Message data byte n
String byte n