Mitsubishi Electric CR800 Series Ethernet Function Instruction Manual page 105

 Request data
The same content as that in the "Loopback data quantity" and "Loopback data" specified in the request message is
stored.
Loopback data
Loopback data
quantity
Binary code
Loopback
Loopback data
data
quantity
 Communication example
Perform a loopback test with loopback data "ABCDE".
• When performing data communication in ASCII code
(Request data)
(Response data)
Loopback data
quantity
• When performing data communication in binary code
(Request data)
Sub-
command
(Response data)
Loopback
data
quantity Loopback data
Loopback data
quantity
Subcommand
Loopback data
Loopback
data
quantity Loopback data
3 Description of functions
Loopback data
3-79