Mitsubishi Electric MELSEC IQ-R series Reference Manual page 419

Monitor in word units (command: 09)
Monitor word devices and bit devices (16 point units) which are registered as a monitor data.
■Request data
There is no request data for this command.
■Response data
The value of the read device is stored in word units.
The order of data differs depending on the ASCII code or binary code.
■Communication example
Monitor the devices registered with monitor data registration in the CPU module with E71 mounted under the following
conditions.
• Number of registered device numbers: Y50 to 5F, D38, W1E
(Response data)
(ASCII code)
End code
Subheader
Data for the number of specified device points
8 9 0 0
E 5 6
38 39 30 30 45 35 36
H H H H H H
1 1 1 0 0 1 0
(Y5F) to (Y58)
(Binary code)
Subheader End code
Data for the number of specified device points
89 00 6D E5 34 12
H
H H H H
(D38)
0 1 1 0 1 1 0
(Y57) to (Y50)
1 2 3 4 5 6
D
44 31 32 33 34 35 36
H H H H H H H
(D38)
1 0 1 1 0 1 1 0
(Y57) to (Y50)
78 56
H H
H
(W1E)
1 1 1 1 0 0 1 0
(Y5F) to (Y58)
7 8
37 38
H H H
(W1E)
1
1
18 COMMUNICATING USING 1E FRAMES
18.4 Read and Write Device Memory
18
417