6.5 How to Read Communications Error Information
E5CK
6–15
6.5 How to Read Communications Error Information
The result of communications on the E5CKĆT can be checked by the end code or undefined error response
in the response frame. Use this end code or undefined error response to remedy errors that may occur.
Communications are normal when the end code in the response is 00".
If the end code is not 00", this indicates that an error that is not an undeĆ
fined error has occurred. The end code format is as follows and does not
contain a data area.
CR
Unit
No.
Command
code
FCS
Command type
End
code
@
*
End code
0D
Code name
Command cannot be executed
Ă• Writing was carried out during local operation.
Ă• Writing was carried out during execution of autoĆtuning.
Ă• An attempt was made to execute 40%AT during heating and cooling conĆ
trol.
Ă• An attempt was made to switch run/reset in setting level 1.
Ă• An attempt was made to execute AT in setting level 1.
Ă• Issue the parameter read or write commands in conditions other than
above.
End code
10
Code name
Parity error
Parity check error was detected in the received data.
Check the communications conditions. If the communications conditions
of the host computer and E5CKĆT controller match, then a probable cause
is a problem in the communications circuit of one or both of the host comĆ
puter and E5CKĆT controller.
End code
11
Code name
Framing error
Stop bit cannot be detected.
Check the communications conditions. If the communications conditions
of the host computer and E5CKĆT controller match, then a probable cause
is a problem in the communications circuit of one or both of the host comĆ
puter and E5CKĆT controller.
Responses are not returned unless the target unit for communications and the unit
No. defined in the command match.
About the Unit No.
JEnd code
F Description
F Action
F Description
F Action
F Description
F Action
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