Mitsubishi MELSEC Q Series Reference Manual page 92

External device side
E
N
(Data name)
Q
H
(Example) F
05 46 38
H H
Programmable controller CPU side
(Normal completion)
S
T
X
H
F
02 46 38
H H
(Abnormal completion)
N
A
K
H
F
15 46 38
H H
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3 WHEN COMMUNICATING USING THE QnA COMPATIBLE 3E/3C/4C FRAMES OR 4E FRAME
(4) Communication in format 4 (for communication in ASCII code)
(a) When the external device reads data from the programmable controller
CPU on the local station
Programmable controller CPU side
(Command message)
L H L H L H L H –
8 0 0 0 0 F F 0 3
30 30 30 30 46 46 30 33
H H H H H H H H
Sum check is performed within this range. ((Ex.) When the result of the addition is 76A
External device side
(Response message)
L H L H L H L H –
8 0 0 0 0 F F 0 3
30 30 30 30 46 46 30 33
H H H H H H H H
Sum check is performed within this range.
((Ex.) When the result of the addition is 46F
L H L H L H L H –
8 0 0 0 0 F F 0 3
30 30 30 30 46 46 30 33
H H H H H H H H
– L H L H L
H –
F F 0 0 0 0
46 46 30 30 30 30
H H H H H H H
Character area B
– L H L H L
F F 0 0 0 0
46 46 30 30 30 30
H H H H H H H
)
H
(For 7151
– L H L H L H –
F F 0 0 0 0 7 1
46 46 30 30 30 30 37 31
H H H H H H H H H
Character area A
– L H – – L
)
H
The arrangement of the data items differs
according to the command and sub command.
Refer to the sections explaining commands
found in Section 3.3.2 and after for details.
E
C L
T
X
R F
H L
6 F
03 36 46
0D 0A
H
H H H H
C L
R F
)
H
– L
5 1
35 31 0D 0A
H H
H H
C L
R F
H L
6 A
36 41 0D 0A
H H H H
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