Number Of Mark Detection Clear Request; Mark Detection Invalid Flag; Latch Data Range Change Request - Mitsubishi Electric QD77MS User Manual

Setting item
Number of mark
[Cd.800]
detection clear
request
Mark detection
[Cd.801]
invalid flag
Latch data range
[Cd.802]
change request
(2) Mark detection control data
Setting details/setting value
Set "1" to execute "0" clear of number of mark detections.
"0" is automatically set after completion by "0" clear of
number of mark detections.
1: 0 clear of number of mark detections
Fetch cycle: Operation cycle
Set this flag to invalidate mark detection temporarily.
1 : Mark detection: Invalid
Others : Mark detection: Valid
Fetch cycle: Operation cycle
Request the processing of latch data range change.
Set the following value depending on the timing of
updating the change value.
1: Change in the next Operation cycle of the requested
2: Change in the next DI input of the requested
"0" is automatically set after the change is completed.
Fetch cycle: Operation cycle or DI input
[Cd.800] Number of mark detection clear request
Set "1" to execute "0" clear of "[Md.800] Number of mark detection". "0" is
automatically set after completion by "0" clear of "[Md.800] Number of mark
detection".
[Cd.801] Mark detection invalid flag
Set "1" to invalidate mark detection temporarily. The mark detection signal during
invalidity is ignored.
[Cd.802] Latch data range change request
Request the processing of latch data range change. Set the following value
depending on the timing of updating the change value.
1 : Change in the next Operation cycle of the requested
2 : Change in the next DI input of the requested
• "0" is automatically set after receiving the latch data range change request. (It
indicates that the latch data range change is completed.)
• "[Pr.805] Latch data range upper limit value" and "[Pr.806] Latch data range
lower limit value" at latch data range change request are used as the change
value.
• Restrictions according to the type of latch data range change request are shown
below.
Types of change request
1: Change in the next Operation
cycle of the requested
2: Change in the next DI input of
the requested
[Cd.801] Mark detection invalid flag
1 : Mark detection: Invalid
Other than 1: Mark detection: Valid
1 : Mark detection: Invalid
Other than 1: Mark detection: Valid
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Chapter 14 Common Functions
Buffer memory address
Default
QD77MS2
value
QD77MS4
0 54640+10k
0 54641+10k
0 54642+10k
k: Mark detection setting No.-1
Changing
possibility
: Possible, : Not possible
QD77MS16