Mitsubishi MELSEC-Q QD77MS, User Manual

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Chapter 14 Common Functions
(3) Mark detection monitor data
Buffer memory address
Storage item Storage details/storage value
QD77MS2
QD77MS4
QD77MS16
Md.800
Number of mark
detection counter
The number of mark detections is stored.
"0" clear is executed at power supply ON.
Continuous detection mode: 0 to 65535 (Ring counter)
Specified number of detection mode: 0 to 32
Ring buffer mode: 0 to (number of buffers - 1)
Refresh cycle: At mark detection
54960+80k
Md.801
Mark detection data
storage area 1
to
Mark detection data
storage area 32
The latch data at mark detection is stored.
Data for up to 32 times are stored in the specified number of
detection mode.
Data are stored as a ring buffer for number of detections in the ring
buffer mode.
-2147483648 to 2147483647
Refresh cycle: At mark detection
54962+80k
54963+80k
to
55024+80k
55025+80k
k: Mark detection setting No.-1
Md.800
Number of mark detection counter
The counter value is incremented by 1 at mark detection. Preset "0" clear in
"
Cd.800
Number of mark detection clear request
" to execute the mark detection in
specified number of detections mode or ring buffer mode.
Md.801
Mark detection data storage area 1 to 32
The latch data at mark detection is stored. Data for up to 32 times can be stored in
the specified number of detection mode or ring buffer mode.
[4] Precautions
When the data of "
Pr.802
Mark detection data type
" or "
Pr.803
Mark detection data
axis No.
" is selected incorrectly, the incorrect latch data is stored