Mitsubishi QJ71E71-100 Series, Руководство пользователя

Страница: 144 / 220

5 - 27 5 - 27
MELSEC-Q
5 WHEN USING FILE TRANSFER FUNCTIONS (FTP SERVER)
(2) Ethernet module dedicated commands
The Ethernet module dedicated commands to be attached to the FTP operation
command "quote" are explained.
change (Ethernet module dedicated command)
[Function] Displays/changes the file attribute for the file stored in the
QCPU.
[Designation format] When displaying the file attribute:
quote change FILE PATH
Either of the following is displayed as the execution result
after a successful completion:
• When the designated file is a read-only file
: "-----R"
• When the designated file is a file with read/write enabled
: "-----W"
[Designation format] When changing the file attribute
quote change FILE PATH ATTRIBUTE
Designate either of the following for the attribute:
• To change to read-only file : r
• To change to read/write enabled : w
[Designation example 1] To display the file attribute for the file stored in the RAM area
of memory card:
quote change 1:\MAINSEQ1.QPG
[Designation example 2] To change the file attribute of the file stored in the RAM area
of memory card:
quote change 1:\MAINSEQ1.QPG r
[Caution] • When the PLC CPU is set to RUN, an error occurs when
the following files are designated:
Parameter file
File currently being executed by the program memory
(drive name:0)
• The attribute changing is possible between read-only file
and read/write enabled file.
• See sections 5.5 and 5.6.1.
POINT
The file attributes designated using the quote change command are explained.
(1) When changing the attribute of the file for file transfer, designate the attribute
after the change.
(2) The attributes are for changing the file to read-only or read/write enabled file.
(3) The attribute can be changed to the following for the files stored in the QCPU
memory using this command:
"r" (read-only) "w" (read/write enabled)
(4) An user-created file has the read/write attribute, if it has not been changed.