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MELSEC-Q
12 CONTROL SUB FUNCTIONS
[5] Control details
(1) The following drawing shows a step operation during a "deceleration unit
step".
Positioning
Cd. 35 Step valid flag
Positioning data No.
Da. 1 Operation pattern
No.10
11
No.11
01
No positioning data No. unit, so operation pattern
becomes one step of unit for carrying out automatic
deceleration.
t
OFF
ON
ON
OFF
V
ON
OFF
OFF
ON
BUSY signal
Positioning start signal
Positioning complete signal
[Y10, Y11, Y12, Y13]
[XC, XD, XE, XF]
[X14, X15, X16, X17]
Fig. 12.35 Operation during step execution by deceleration unit step
(2) The following drawing shows a step operation during a "data No. unit step".
Cd. 28 Step start information
Cd. 26 Step valid flag
Positioning
Positioning data No.
Da. 1 Operation pattern
BUSY signal
Positioning start signal
Positioning complete signal
[RXn4, RXn5]
[RY(n+1)0, RY(n+1)1]
[RXn7, RXn8]
No.10
11
No.11
01
Operation pattern becomes one step of positioning data No. unit,
regardless of continuous path control (11).
00H
01H
00H
OFF
ON
OFF
OFF
ON
ON
ON
OFF
t
V
Fig. 12.36 Operation during step execution positioning data No. unit step