Mitsubishi Electric MELSEC iQ-F Series FX5 User Manual page 28

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Reserved
■Request message
Header
Subheader
destination
Setting range:
• Set 0000H (0).
Ex.
ASCII code
0
0
0
30H
30H
30H
End code
■Response message
Header
Subheader
destination
The command processing result is stored.
When normally completed, "0" is stored. When completed with error, an error code set at the request destination is stored.
(For the set error code and corresponding error contents, refer to manuals of the SLMP compatible device of the response
station.)
Ex.
When completed
ASCII code
0
0
30H
30H
Binary code
00H 00H
Request data
■Request message
Header
Subheader
destination
Set a command to be executed and data for the argument of the subcommand.
(Some commands and subcommands do not require the request data specification.)
For details of the request data, refer to Page 43 Device Access.
3 MESSAGE FORMAT
26
3.1 Message Format
Request
Request
Request
destination
destination
network
station No.
module I/O
No.
Binary code
0
30H
Application data
Request
Request
Request
destination
destination
network
station No.
module I/O
No.
ASCII code
0
0
30H
30H
Binary code
Request
Request
Request
destination
destination
network
station No.
module I/O
No.
Application data
Request
Request
destination
data
multidrop
length
No.
station No.
00H 00H
Request
Response
destination
data length
multidrop
station No.
No.
When failed
(for 0400H)
0
4
0
0
30H
34H
30H
30H
00H 04H
Application data
Request
Request
destination
data
multidrop
length
No.
station No.
Reserve Command Subcommand Request
End
Response
code
data
Reserve Command Subcommand Request
data
data

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