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Mitsubishi Electric GOT1000 Series Connection Manual Page 180

Microcomputers, modbus products, peripherals.
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(b) When writing to a bit device
The following shows an example of writing "1"s to virtual devices M0 and M31.
Item
(format 1: GOT-A900 Series microcomputer connection (ASCII))
Request message
(host
GOT)
(format 2: GOT-A900 Series microcomputer connection (Binary))
Response message
during normal
communication
(GOT
host)
Response message
during faulty
communication
(GOT
host)
3 - 24
3. MICROCOMPUTER CONNECTION (ETHERNET)
3.4 Message Formats
0000
M15 to 0
H
M31 to 16
0000
H
Before execution
Command
Address
W
D
8
3
2
0
57
44
38
33
32
30
H
H
H
H
H
(H)
(L)
(H)
(L)
Command
Address
W
D
20
H
0
0
M
M
1
1
5
4
After execution
Message format
Number
Data 1 (M15 to 0)
of points
0
2
0
0
0
30
32
30
30
30
H
H
H
H
H
H
(H)
(L)
(H)
0
0
0
0
0
0
0
0
0
0
0
0
M
M
M
M
M
M
M
M
M
M
M
M
1
1
1
1
1
1
9
8
7
6
5
4
5
4
3
2
1
0
Data 1
Data 2
Number
of points
( M15 to 0 )
( M31 to 16 )
80
02
00
01
80
H
H
H
H
H
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
1
1
1
1
9
8
7
6
5
4
3
2
1
0
3
3
2
2
2
3
2
1
0
1
0
9
8
7
ACK
06
H
Error
NAK
code
15
06
H
H
The above is a case where
the sum check error (06
)
H
has occurred.
0001
M15 to 0
H
M31 to 16
8000
H
Data 2 (M31 to 16)
1
8
0
0
0
31
38
30
30
30
H
H
H
H
H
(L)
(H)
(L)
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
3
2
1
0
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
0
9
8
7
6
5
4
3
2
1
0
9
8
00
H
0
0
0
0
0
0
0
0
0
0
0
M
M
M
M
M
M
M
M
M
M
M
2
2
2
2
2
2
2
1
1
1
1
6
5
4
3
2
1
0
9
8
7
6
0
0
M
M
1
1
7
6

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