2 CompoWay/F Communications Procedures
2 - 4
E5@D Digital Temperature Controllers Communications Manual (H225)
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
•
Response
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
•
Response
The end code is “14” (format error).
Example 3) No Node Number Provided
•
Command
The node number is lacking one character.
•
Response
There is no response.
2-1-4
Communications Data
Communications
format
Set (monitor)
values
Negative values
Decimal point
CompoWay/F
8-digit
hexadecimal
2's complement
Decimal point is removed and the result is
converted to hexadecimal.
Example conversion: 105.0
→
1050
→
H'0000041A
2-1-5
End Code Example
STX
0
A
ETX
BCC
Node number Sub-address
A
ETX
BCC
1
6
STX
0
Node number Sub-address
End code
STX
0
0
ETX
BCC
SID
0
Node number Sub-address
0
ETX
BCC
1
4
STX
0
Node number Sub-address
End code
STX
ETX
BCC
Содержание E5 D Series
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