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MELSEC-Q
3 SPECIFICATIONS
(2) Message communication result (addresses 0120
H
to 012F
H
/288 to
303)
Once the processing by the "message communication command" is executed,
the QJ71DN91 sets the processing result in the "message communication result"
area and turns ON the message communication completion (X02).
The processing result is retrieved by the FROM instruction of the sequence
program.
The processing result is stored as shown in the following table.
For details of the execution error code in the buffer memory address 0121
H
, see
Section 8.3.2, "Execution Error Code of Message Communication."
Table 3.9 Result data of Get Attribute
Buffer memory address
(hexadecimal)
Item
Description
0120
H
Command number
0101
H
=Get Attribute
0121
H
Execution error code
Normal completion: 0000
H
Failed: Execution error code
0122
H
Slave node number (slave
MAC ID), class ID
Lower byte: Node number of the slave node (MAC
ID)
Higher byte: Class ID of the object
0123
H
Instance ID
Instance ID of the object
0124
H
Attribute ID, data length
Lower byte: Attribute ID of the object
Higher byte: Byte length of the gotten attribute data
1 to 240 (1
H
to F0
H
)
Table 3.10 Result data of Set Attribute
Buffer memory address
(hexadecimal)
Item
Description
0120
H
Command number
0102
H
=Set Attribute
0121
H
Execution error code
Normal completion: 0000
H
Failed: Execution error code
0122
H
Slave node number (slave
MAC ID), class ID
Lower byte: Node number of the slave node (MAC
ID)
Higher byte: Class ID of the object
0123
H
Instance ID
Instance ID of the object
0124
H
Attribute ID
Lower byte: Attribute ID of the object
Higher byte: Byte length of the attribute data
(1 to 240)
Table 3.11 Result data of Read Communication Error Information
Buffer memory address
(hexadecimal)
Item
Description
0120
H
Command number
0001
H
=Reads Communication Error Information
0121
H
Execution error code
Normal completion: 0000
H
Failed: Execution error code
Table 3.12 Setting data for Reset
Buffer memory address
(hexadecimal)
Item
Description
0120
H
Command number
0201
H
=Reset
0121
H
Execution error code
Normal end: 0000
H
Failed: Execution error code
0122
H
Slave node number (slave
MAC ID), class ID
Lower byte: Node number of the slave node (MAC
ID)
Higher byte: Class ID of the object
0123
H
Instance ID
Instance ID of the object