17 COMMUNICATING USING 1C FRAMES
17.1 Message Format
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Request data Command Specify the function to request such as read or write. Page 346 Command
Message wait A data to generate a delay time for response transmission.
Specify the wait time within the range of 0 to 150 ms in 10 ms units.
Page 347 Message wait
Character
area
A data that instructs the CPU module to execute a request specified by
command. The content of the character areas differs depending on the
command.
Page 347 Character area
Response
data
Character
area
A data that C24 returns to a request specified by a command. The content
of the character areas differs depending on the command.
Error code Error code indicates the content of occurred error. Page 348 Error code
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