Mitsubishi Electric MELSEC iQ-R Series - Page 382

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17 COMMUNICATING USING 1C FRAMES
17.5 Read and Write Extended File Register
Monitor (command: ME)
Monitor the registered extended file registers.
■Message format
• Request data
• Response data
The value of read device is stored in word units. (Page 74 Read data, write data)
■Data specified by request data
• Command
• Message wait: Specify the delayed time of the response transmission. (Page 347 Message wait)
■Communication example
Monitor data of 4 points (4 word) specified with monitor data registration under the following conditions.
• Message wait: 0 ms
• Registered devices for monitoring: R1234 of block number 5, R2345 of block number 6, R3055 of block number 15, and 4-
point of R8000 of block number 17.
(Request data)
(Response data)
ACPU common
ME
4D H 45 H
Message wait
Monitoring result ( For the
number of device points )
ME
4DH 45H
M E
4D H 45 H
0
30 H
Message wait
1C2D01504F5B3501
35 H 30 H 31 H 33 H 46 H 35 H 42 H 34 H 31 H 35 H 30 H 30 H 43 H 32 H 44 H 31 H
Monitoring result ( For the number of device points )
(Decimal : 13569) (Decimal : 20315)
(Decimal : 366) (Decimal : 366)
(R1234 in No.5) (R2345 in No.6) (R3055 in No.15) (R800 in No.17)