Batch Read In Bit Units (Command: 00) - Mitsubishi MELSEC-F User Manual
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9 WHEN COMMUNICATING DATA USING THE MC PROTOCOL
9.3.2 Batch read in bit units (command: 00)
[Control procedure]
(Data name)
External device
side
(Example)
(Data name)
PLC side
(Example)
9 - 19
The examples shown in this section explain the command/response format when
batch-reading the bit device memory.
For more details on the order and contents of data items of the areas marked by " "
shown in the control procedure diagram, see Section 9.1.2.
Reading the on/off status of M100 to M111 of the PLC on which the FX
loaded.
(1) Communication in binary code
Head device
L
H
L
-
-
00
FF
0A
00
64
00
00
H
H
H
H
H
H
H
NOTE
Use the designation "00
-
-
H
00
20
4D
0C
00
H
H
H
H
H
80H 00
1
Status
of M101
Status
of M100
" when the number of device points is 256 points.
H
Data for the number
of designed device
points
Characters for the
number of device
points
10
10
10
10
10
10
H
H
H
H
H
H
H
0
1
0
1
0
1
0
1
0
Status
Status
Status
Status
of M103
of M105
of M107
of M109
Status
Status
Status
Status
Status
of M102
of M104
of M106
of M108
of M110
MELSEC-F
-ENET is
3U
1
0
Status
of M111
9 - 19
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