Mitsubishi Electric QJ71E71-100 User Manual page 154

(a) Format
• Communications using a binary code
Communication
request source
Communication
request destination
• Communications using an ASCII code
Communication
request source
Communication
request destination
152
Application data area
(command message)
2 bytes
2 bytes
Data length
Subheader
setting
L H L H
Application data area
(command message)
4 bytes 4 bytes
Subheader Data length
setting
- H - -
H - L L
Maximum of
1017 words
Text
(command)
Subheader
1 byte
Application data area
Maximum of
1016 words
Text
(command)
Subheader
H
2 bytes
Application data area
End code
1 byte
(Response)
End code
L L
H
2 bytes
(Response)