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MELSEC-Q
5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER)
File transfer operation procedure example
The following two procedures performed between log in and log out are explained as
FTP operation examples:
• Read the sequence program file from the QCPU
• Write the sequence program file to the QCPU
If the FTP communication port has been designated as a port subject to the remote
password check, perform the remote password unlock processing/lock processing,
in compliance with the FTP transfer operation procedure described in Section 5.4.
1) The procedure to read the sequence program file from the QCPU
(FTP client
FTP server)
Start file read
Notify that the files will not be converted.
Set the password of the target file for
file transfer.
(This is not required if a password
is not registered.)
Check the file list in the QCPU
Does the file to read exist?
Read the file.
End file read
Exists
Does not exist
• No file conversion notification
bynaly <ret>
• Password setting in the Ethernet module
quote keyword-set password <ret>
• Display file list
dir<ret> or ls<ret>
• File read
get TRANSFER DESTINATION
FILE NAME <ret>
(FTP operation command)
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