Gx Developer File Operation And File Handling Precautions; File Operation - Mitsubishi Electric MELSEC-Q Series User Manual

6 FILES HANDLED BY BASIC MODEL QCPU

6.7 GX Developer File Operation and File Handling Precautions

6.7.1 File operation

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Using the "online" function of the GX Developer, the file operations shown in Table 6.5
below are possible with regard to files stored in the program memory and standard
ROM.
However the available file operations will vary according to the presence or absence of
a password (registered by GX Developer) and the Basic model QCPU RUN/STOP
status.
Table 6.5 File Operations from GX Developer
File Operation
Read from PLC
Write to PLC
Verify with PLC
Write the program
memory to ROM
Delete PLC data
Format PLC memory
Arrange PLC memory
Write during RUN in
the ladder mode
: Execution enabled,
REMARK
1) The codes used at the "operation enabled/disabled" item in the above table are
explained below.
Code
A When "write prohibit" password is registered in a file
B When "read/write prohibit" password is registered in a file
C When Basic model QCPU RUN status is in effect
Operation
Enabled/Disabled
A B C
Files are read from target memory.
Files are written to the program memory.
Verify the target memory and the GX Developer's
file.
Write a batch of files from the program memory
to the standard ROM.
A file stored in memory is deleted.
Memory formatting is executed.
Memory files which ate no longer contiguous are
re-organized to make them contiguous.
Write changes made in the ladder mode into the
program memory.
: Execution enabled on password match,
Table 6.6 Operation enabled/disabled
MELSEC-Q
Operation Description
: Execution disabled
Description
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