Mitsubishi Electric MELSEC iQ-R Series - Test (Random Write) (Command: 19)

18 COMMUNICATING USING 1E FRAMES
18.5 Read and Write Extended File Register
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18
Test (random write) (command: 19)
Specify the block numbers and device numbers in 1-point units and write them randomly to extended file register (R).
Message format
The following shows the message format of the request data and response data of the command.
■Request data
(ASCII code)
(Binary code)
■Response data
There is no response data for this command.
Data specified by request data
■Number of device points
Specify the number of points of the data to be written. (Page 402 Number of device points)
■Device number
Specify the head device of the extended file register to be written. (Page 418 Device number)
■Block number
Specify the block number of the extended file register to be written. (Page 418 Block number)
■Write data
Store the data to be written to the extended file registers.
30H 30H
00
Data for the number of device points
Block No.
Device number Write data
Number of device
points
00 H
Data for the number of device points
Block No. Write data
Number of device
points
Device number