Response data length
The data length from the end code to the response data (successful completion) or error information (failed
completion) is stored in hexadecimal. (Units: bytes)
(Normal completion)
Request data
End code
length
Hexadecimal (unit: bytes)
(Failed completion)
End code
Request data
length
Example
When the response data length is 22 bytes
ASCII code
Binary code
• When performing data communication in ASCII code
Send data in the order from higher-order byte to lower-order byte.
• When performing data communication in binary code
Send data in the order from lower-order byte to higher-order byte.
Response data
Station
Network
Destination unit
No.
No.
I/O No.
(respond-
(respond-
ing
ing
station)
station)
Hexadecimal (unit: bytes)
Destinati
Command
on
multidrop
station
No.
Error information
3 Description of functions
Subcommand
3-43