Mitsubishi Electric CR800 Series Ethernet Function Instruction Manual page 85

 Communication example (when reading data in word units (bit device))
• Read M100 to M131 (data for two words).
(Request data)
(Response data)
• When performing data communication in binary code
(Request data)
Sub-
command
(Response data)
Device
Subcommand
code
Device
code
First device
Number of
No.
devices
First device No.
3 Description of functions
Number of
devices
3-59