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MELSEC-Q
5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER)
5.6.3 Response code
For information regarding the response codes that are returned to the external device
(FTP client) by the Ethernet module (FTP server), see the manual for the FTP client for
the codes except the following 4000
H
.
Response code Reference
Other than the following See the manual for the FTP client.
4000
H
to
4FFF
H
See the QCPU User's Manual and correct.
C000
H
to
CFFF
H
See Section 11.3.3 of User's Manual (Basic) and correct.
REMARK
The first two digits of the response code is described below:
1 2 3
1 : Response regarding the start of
the request processing
2 : Response regarding the successful
end of the request proccessing
3 : Response indicationg the necessity
for additional information pertaining to
the request processing
4 : Response regarding abnormal
end of the request processing
5 : Response regarding abnormal
end of the request processing
0 : Response regarding a syntax error
1 : Response regarding information request,
such as status
2 : Response regarding control or data connection
3 : Response regarding log-in processing or
account processing
4 : (Unused)
5 : Response regarding the FTP server status
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