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End codes of responses are shown below.
End
Name
code
"00"
Normal end
"0F"
Command error
"10"
Parity error
"11"
Framing error
"12"
Overrun error
"13"
BCC error
"14"
Format error
Subaddress error • Subaddress of the receiving frame is invalid (not supported).
"16"
"18"
Frame length error Receiving frame exceeds the supported number of bytes.
One end code is returned after receiving one complete command frame to the node.
No response is made when ETX or BCC characters are missing.
Noises may cause response errors or no response.
Make sure to retry from the host.
It may take three seconds at longest from sending a command to receiving a response. If no
response is returned, make sure to send another command after waiting for more than three
seconds.
Command ends successfully.
Specified command is not executed.
Refer to the response code for details of the non-execution.
Parity error occurred with any character while receiving a command.
Framing error occurred with any character while receiving a
command.
Overrun error occurred with any character while receiving a
command.
Received an invalid BCC.
• Occurs when characters other than 0 to 9 or A to F are used for
command text parts. (Except during echo back tests)
• No SID and command texts exist.
Or no command text exists.
• Either MRC or SRC is missing in the command text.
• No subaddress, SID, and command texts exist.
• Subaddress is shorter than two characters, and no SID and
command texts exist.
CompoWay/F Communication Command Reference
Response Formats
Details
Section 1
1-7
ZS Series
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