Initiate Service (Class2_Service) - Mitsubishi Electric Melsec Q Series User Manual

7
PROGRAMMING

7.4.3 INITIATE service (Class2_SERVICE)

This section explains the request and response formats of the INITIATE service
(Class2_SERVICE).
(1) Request format
Offset Address
+ 0 (+ 0 )
H
+ 1 (+ 1 )
H
+ 2 (+ 2 )
H
+ 3 (+ 3 )
H
+ 4 (+ 4 )
H
+ 5 (+ 5 )
H
+ 6 (+ 6 )
H
+ 7 (+ 7 )
H
7
- 23 7.4 Program Example for Acyclic Communication with DP-Slaves
7.4.3 INITIATE service (Class2_SERVICE)
Table7.21 Request format
Set a request code.
Set value: 1412
H
Set the FDL address of the DP-Slave to which the network line is connected.
Set value: 0000 to 007D (0 to 125)
H H
Set a transmission timeout value. (Unit: 10ms)
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
Set value: 0 to 65535
Set Alignment.
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
Set Features Supported.
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
Set Profile Features Supported.
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
Set Profile Ident Number.
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
b15
2)
1) Set S_Type.
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
2) Set S_Len.
The setting range differs depending on the DP-Slave specifications.
Check the DP-Slave specifications.
Description/Set Value
b8 b7
1)
b0
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