Mitsubishi Electric MELSEC IQ-R series Reference Manual page 347

Item Description
Request data Command Specify the function to request such as read or write.
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.
Character A data that instructs the CPU module to execute a request specified by
area command. The content of the character areas differs depending on the
command.
Response Character A data that C24 returns to a request specified by a command. The content
data area of the character areas differs depending on the command.
Error code Error code indicates the content of occurred error.
Reference
Page 346 Command
Page 347 Message wait
Page 347 Character area
Page 348 Error code
17 COMMUNICATING USING 1C FRAMES
17.1 Message Format
17
345