Mitsubishi Electric GT14, User Manual

Page: 1465 / 1546

56
CONNECTION T
O
L
S
IN
DUST
R
IA
L
SY
STEMS PLC
57
CONNECTION T
O
SI
CK SAFE
T
Y
CONTROL
LER
58
CONNE
C
T
ION T
O
SI
EME
N
S PLC
59
CON
N
ECT
ION
T
O
HI
RA
TA
C
O
RPOR
AT
ION
HN
C C
O
NT
ROL
LE
R
60
CONNECTION
T
O
MURA
TEC
CONT
ROLLE
R
61
MICROCOMPUTER C
O
NNECTION
(SERI
A
L)
62
MICROCOMPUTER CONNECTION (ETHERNET)
63
MODBUS
(R)/
R
T
U
CONNECTION
62. MICROCOMPUTER CONNECTION (ETHERNET)
62.4 Message Formats
62 - 19
(b) When reading a bit device
The following shows an example of reading the two points of the virtual devices M0 to M31.
(Assuming M0="1" and M31="1" are stored.
M15 to 0
M31 to 16
0001
H
8000
H
Item Message Formats
Request message
(host
GOT)
(format 1: GOT-A900 Series microcomputer connection (ASCII))
(format 2: GOT-A900 Series microcomputer connection (Binary))
Response message
during normal
communication
(GOT
host)
(format 1: GOT-A900 Series microcomputer connection (ASCII))
(format 2: GOT-A900 Series microcomputer connection (Binary))
Response message
during faulty
communication
(GOT
host)
(H) (L)
Command
R D
52
H
44
H
(H) (L)
Address
8 3
38
H
33
H
2
32
H
0
30
H
(H) (L)
Number of
points
0 2
30
H
32
H
Command
R D
Address
83
H
20
H
Number
of points
02
H
(H) (L)
Data 1 (M15 to 0)
0
30
H
0
30
H
1
31
H
0
30
H
(H) (L)
8
38
H
0
30
H
0
30
H
0
30
H
M
1
6
M
1
7
M
1
8
M
1
9
M
2
0
M
2
1
M
2
2
M
2
3
M
2
4
M
2
5
M
2
6
M
2
7
M
2
8
M
2
9
M
3
0
M
3
1
0 0 0 0 0 0 0 0
M
0
M
1
M
2
M
3
M
4
M
5
M
6
M
7
M
8
M
9
M
1
0
M
1
2
M
1
3
M
1
4
M
1
5
M
1
1
1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0
Data 2 (M31 to 16)
M
1
6
M
1
7
M
1
8
M
1
9
M
2
0
M
2
1
M
2
2
M
2
3
M
2
4
M
2
5
M
2
6
M
2
7
M
2
8
M
2
9
M
3
0
M
3
1
0 0 0 0 0 0 0 0
M
0
M
1
M
2
M
3
M
4
M
5
M
6
M
7
M
8
M
9
M
1
0
M
1
2
M
1
3
M
1
4
M
1
5
M
1
1
1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0
00
H
01
H
80
H
00
H
Data 1
( M15 to 0)
Data 2
( M31 to 16)
The above is a case where
the sum check error (06
H
)
has occurred.
15
H
NAK
06
H
Error
code