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Chapter 9 Major Positioning Control
Operation chart
The following chart (Fig.9.13) shows the operation timing for speed-position
switching control (INC mode). The "in speed control flag" ([Md.31] Status: b0) is
turned ON during speed control of speed-position switching control (INC mode).
[QD77MS4 operation example]
• When using the external command signal [DI] as speed-position switching signal
t
V
Positioning start signal
OFF
ON
BUSY signal
OFF
ON
Positioning complete signal
OFF
ON
Speed-position switching signal
(External command signal [DI])
ON
Speed control
Position control
Dwell time
In speed control flag
( Md. 31 Status: b0)
Da. 8 Command speed
Movement amount set in " Da. 6
Positioning address/movement
amount"
OFF
OFF
OFF
ON
ON
[Y10, Y11, Y12, Y13]
[XC, XD, XE, XF]
[X14, X15, X16, X17]
Cd.45
Speed-position switching
device selection
Cd.24 Speed-position switching
enable flag
0
Setting details are taken in at positioning start.
(Note): Refer to Section 3.3 for input/output signal of QD77MS16.
Fig. 9.13 Speed-position switching control (INC mode) operation timing