Mitsubishi MELSEC-F User Manual page 179
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Also See for MELSEC-F:
- Training manual (74 pages) ,
- Programming manual (890 pages) ,
- User manual (8 pages)
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9 WHEN COMMUNICATING DATA USING THE MC PROTOCOL
(Data name)
External device
side
H L H
(Example)
0
0
F
F
0
30
30
46
46
30
H
H
H
H
H
(Data name)
PLC side
(Example)
9 - 20
(2) Communication in ASCII code
Head device
-
L
H
-
-
-
-
-
-
-
0
0
A
4
D
2
0
0
0
0
30
30
41
34
44
32
30
30
30
30
H
H
H
H
H
H
H
H
H
H
NOTE
(1)
Use the designation "00
(2)
If the number of device points designated is an odd number, one byte of
dummy data (30
points are read, data for four points is returned. The last byte is dummy data.
L H L
-
-
-
-
0
0
0
6
4
0
C
0
0
30
30
30
36
34
30
43
30
30
H
H
H
H
H
H
H
H
H
" when the number of device points is 256 points.
H
) will be added to the response data. For example, if three
H
MELSEC-F
Data for the number
of designed device
points
Characters for the
number of device
points
H L
H
L H
L
H
L
8
0
0
0
1
0
0
0
1
0
38
30
30
30
31
30
30
30
31
30
31
H
H
H
H
H
H
H
H
H
H
8
0
0
0
1
0
0
0
1
0
38
30
30
30
31
30
30
30
31
30
31
H
H
H
H
H
H
H
H
H
H
(80
)
(00
)
H
H
Status of
Status of
Status of
M101
M103
M105
(OFF)
(OFF)
(OFF)
Status of
Status of
Status of
Status of
M100
M102
M104
M106
(ON)
(OFF)
(ON)
H
L
H
L
H
L
1
1
0
0
0
0
31
30
30
30
30
H
H
H
H
H
H
1
1
0
0
0
0
31
30
30
30
30
H
H
H
H
H
H
Status of
Status of
Status of
M107
M109
M111
(ON)
(OFF)
(OFF)
Status of
Status of
M108
M110
(ON)
(OFF)
(OFF)
9 - 20
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