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Message Formats
(1) Batch read (0) command (w/out station No.), batch read (A) command (w/station No.)
(a) When reading a word device
The following shows an example of reading four bytes of virtual devices R100 to R101 from the GOT at
station No.15.
(Assuming R100=3D21
Item
(format 3: GOT-F900 Series microcomputer connection (ASCII))
Request message
(host
GOT)
(format 4: GOT-F900 Series microcomputer connection (Binary))
(format 3: GOT-F900 Series microcomputer connection (ASCII))
Response message
during normal
communication
(format 4: GOT-F900 Series microcomputer connection (Binary))
(GOT
host)
Response message
during faulty
communication
(GOT
host)
, R101=3604
are stored.)
H
H
R100
3D21
H
R101
3604
H
Message Formats
Com-
Station No.
mand
A
1
5
0
41
31
35
30
30
H
H
H
H
(H)
(L)
(H)
Com-
Station
mand
No.
A
0F
00
H
Data 1
Data 2
(R100 upper)
(R100 lower)
3
D
2
1
33
44
32
31
H
H
H
H
(H)
(L)
(H)
(L)
Data 1
Data 2
(R100 upper)
(R100 lower)
3D
21
H
H
NAK
15
62. MICROCOMPUTER CONNECTION (ETHERNET)
Number
Address
of bytes
0
C
8
0
4
43
38
30
34
H
H
H
H
H
–
–
(L)
(H)
(L)
Number
Address
of bytes
C8
04
H
H
H
Data 3
Data 4
(R101 upper)
(R101 lower)
3
6
0
4
33
36
30
34
H
H
H
H
(H)
(L)
(H)
(L)
Data 3
Data 4
(R101 upper)
(R101 lower)
36
04
H
H
H
62.4 Message Formats
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