Omron E5 D Series Communications Manual page 32

2 CompoWay/F Communications Procedures
2-1-4 Communications Data
Communications
format
CompoWay/F
2-1-5 End Code Example
The following examples show the end code when a command did not end normally.
Example 1) Illegal Sub-address, No SID, and No Command Text
• Command
Node number Sub-address
STX
• Response
Node number Sub-address
STX
End code is "16" (sub-address error).
The sub-address error code is used because the sub-address error has a higher error detection
priority than the format error.
Example 2) No Command Text
• Command
Node number Sub-address
STX
• Response
Node number Sub-address
STX
The end code is "14" (format error).
Example 3) No Node Number Provided
• Command
STX ETX
The node number is lacking one character.
• Response
There is no response.
2 - 4
Set (monitor)
Negative values
values
8-digit 2's complement
hexadecimal
BCC
0 A ETX
End code
0 A 1 6
SID
0 0 0 ETX
End code
0 0 1 4
BCC
Decimal point
Decimal point is removed and the result is
converted to hexadecimal.
Example conversion: 105.0 → 1050 →
H'0000041A
BCC
ETX
BCC
BCC
ETX
E5@D Digital Temperature Controllers Communications Manual (H225)