Mitsubishi Electric MELSEC IQ-R series Reference Manual page 429

Monitoring (command: 1B)
Monitor the extended file registers registered by monitor data registration.
■Data specified by request data
There is no request data for this command.
■Response data
Store the monitoring result.
■Communication example
Monitor the following extended file registers registered by monitor data registration.
• Monitor data registration: R15 in block number 2 and R28 in block number 3
(Response data)
(ASCII code)
Monitoring result
E 5 6 D 1 2
45 35 36 44 31 32
H H H H H H
(R15 in block No.2)
(R28 in block No.3)
(Binary code)
Monitoring result
6D E5 34 12
H H H H
(R15 in block No.2) (R28 in block No.3)
3 4
33 34
H H
18 COMMUNICATING USING 1E FRAMES
18.5 Read and Write Extended File Register
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