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6 - 10
MELSEC-F
FIXED BUFFER COMMUNICATION (WITH THE PROCEDURE EXIST
CONTROL METHOD)
6
6 - 10
(2) Subheader
The format of the subheader is as shown below.
The user does not need to set the subheader when using the Ethernet module
since the Ethernet module adds and deletes it.
b7 b6 b5 b4 b3 b2 b1 b0
Command/response flag
1100000
Command/response type
(The bit status indicated in the figure shows that
communication using fixed buffers is being performed.)
At command 0
At response 1
00H60H
Subheader
Communication using
binary code
30H 30H 30H
Subheader
Communication using
A
SCII code
36H
"6"
6
H
"0"
0
H
E0
H
Subheader
45H
Subheader
30H
"E"
EH
"0"
0H
Command
to
b7 b0
10 100000
Response
to
b7 b0
11 100000
to
b7 b0
10 100000
to
b7 b0
11 100000