Mitsubishi MELSEC-F User Manual page 132

6 FIXED BUFFER COMMUNICATION (WITH THE PROCEDURE EXIST
CONTROL METHOD)
Communication using
ASCII code
6 - 9
(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
1 1 0 0
Command
b7
0 1 1 0
Communication using
60
H
binary code
Subheader
b7
0 1 1 0
"6" 6
H
36 30
H H
Subheader
b1 b0
0 0 0
Command/response type
(The bit status indicated in the figure shows that
communication using fixed buffers is being performed.)
Command/response flag
At command
At response
b0
to
0 0 0 0
00
H
to b0
0 0 0 0
"0" 0
H
30 30
H H
MELSEC-F
0
1
Response
b7
to
1 1 1 0 0 0 0
E0
H
Subheader
b7 to
1 1 1 0 0 0 0
"E" E "0" 0
H
45 30
H H
Subheader
6 - 9
b0
0
b0
0
H