Mitsubishi Electric QD77MS User Manual page 546

[QD77MS4 operation example]
Da. 8
Da. 8
Da. 8
Da. 8
Positioning start signal
[Y10]
BUSY signal
[XC, XD, XE, XF]
Positioning complete signal
[X14, X15, X16, X17]
Axis stop signal (stop command)
(Either Y4, Y5, Y6 or Y7)
In speed control flag
( Md.31 Status:b0)
Operation chart
The following chart shows the operation timing for 4-axis speed control with axis 1
as the reference axis.
The "in speed control" flag ([Md.31] Status: b0) is turned ON during speed control.
The "positioning complete signal" is not turned ON.
V
Command speed
V
Command speed
V
Command speed
V
Command speed
ON
OFF
ON
OFF
OFF
OFF
ON
OFF
Fig. 9.12 4-axis speed control operation timing
Interpolation axis (axis 4)
Interpolation axis (axis 3)
Interpolation axis (axis 2)
Reference axis (axis 1)
ON
(Note): Refer to Section 3.3 for input/output signal of QD77MS16.
9 - 88
Chapter 9 Major Positioning Control
t
t
t
t
Does not turn ON even
when control is stopped
by stop command.