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MELSEC-Q
11. USEFUL FUNCTIONS
DISPLAY/SETTING DATA
Item Description
Flash ROM write
Select whether data will be written to flash ROM or not in the initial setting for write to QD75.
• YES......Choose Yes to make the initial setting that data will be written to flash ROM when
write to QD75 is performed.
• NO........Choose No to make the initial setting that data will not be written to flash ROM
when write to QD75 is performed.
Write data enable flag
When you check this check box, any changes in the test mode using positioning data test
edit or teaching are retained after the end of the test mode.
When you do not check this check box, data changes in the test mode are made invalid and
return to the previous data at the end of the test mode.
Positioning data set
Choose the range of the positioning data No. to be displayed on the positioning data edit
window.
• Data No. 1 to No. 100.....Shows positioning data No. 1 to 100.
• Range..............................Shows positioning data No. 1 to 600.
Make selection whether the PLC state is checked or not when write to QD75, multi-module
batch write, flash ROM write request or QD75 initialization is executed. (Default is "checked")
Since the set data on the Option screen is saved not on a project basis but on an application
basis, the selected set values apply to all projects.
If you do not choose PLC state check, write cannot be performed when X0 (QD75 ready
signal) of the corresponding module is ON.
PLC state check PLC state check PLC state check
PLC state STOP except STOP STOP except STOP
X0 status of
corresponding
module
ON OFF ON OFF ON OFF ON OFF
Write processing
(Note 2) (Note 1) (Note 1) (Note 2) (Note 2)
PLC state check
: Write enabled : Write disabled
Note 1 : "Please make the status of PLC in to STOP or remove the check on the PLC state check on
the option screen. " appears.
Note 2 : "The QD75 READY signal is turned on. Please execute again after turning off the QD75
READY signal." appears.
"OK" button Click this button to determine the set data.
When you increased the display range in positioning data display No. setting, it will
take longer until the positioning data edit window appears.
When positioning data No. 101 onwards are not necessary, choose data No. 1 to
No. 100. (The positioning data No. defaults to data No. 1 to No. 100.)