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9 LABEL ACCESS
9.3 Random Read and Write
Random write labels (command: 141B)
Write value in one point units by specifying multiple labels.
Message format
The following shows the message format of the request data and response data of the command.
■Request data
■Response data
There is no response data for this command.
Data specified by request data
■Command
■Subcommand
■Label points
Specify the number of label points to be written. (Page 131 Points)
■Abbreviation specification
Specify the label name length and label name to be abbreviated. (Page 125 Labels)
When do not abbreviate, specify '0'.
■Label specification
Specify the label name and write data for the specified number of label points.
Specify the following items for each label.
• Label name length, label name: Specify the label name and label length of a global label. (Page 125 Labels)
• Write data length: Specify he read data size in byte unit. (Page 133 Data length, unit specification)
• Write data: Store the values of labels to be written. (Page 135 Read data, write data)
ASCII code Binary code
ASCII code Binary code
ASCII code Binary code
Command Subcommand
Label points
(n points)
Abbreviation
specification
Label
specification
(1st point)
Label specification
(nth point)
Label name length Label name Write data length Write data
Label specification (1 point)
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