Communications Data - Omron E5AN User Manual

CHAPTER 2 CompoWay/F COMMUNICATIONS PROCEDURES
J Communications data
Communications
specifications
CompoWay/F
J Example of end
code
2--4
Set (monitor) Value
8 digits (Hex)
The following examples show an end code when a command did not end
normally.
Example 1) Illegal sub-address, and no SID and command text
Command Format
Node No.
STX
Response Format
Node No.
STX
End code is "16" (sub-address error).
This is because a sub-address was received and the sub-address
error has a higher error detection priority than the format error.
Example 2) No command text
Command Format
Node No.
STX
Response Format
Node No.
STX
End code is "14" (format error).
Example 3) All node Nos. not provided
Command Format
STX
The node No. is lacking one character.
Response Format
No response
Minus Value
2's complement Decimal point is removed and the result is con-
verted to hexadecimal.
Example) 105.0 ! 1050 ! 000041A
Sub-address
0 A
Sub-address
0 A
Sub-address
0 0
Sub-address
0 0
BCC
ETX
Decimal point
BCC
ETX
End code BCC
1 6 ETX
SID BCC
0 ETX
End code BCC
1 4 ETX