Repeated Start (For Loop) - Mitsubishi QD75P1N User Manual

10 HIGH-LEVEL POSITIONING CONTROL

10.3.6 Repeated start (FOR loop)

In a "repeated start (FOR loop)", the data between the " block start data" in which "4:
FOR loop" is set in " Da.13
which "6: NEXT start" is set in "
executed for the No. of times set in "
the No. of repetitions is set to "0".
(The No. of repetitions is set in "
"4: FOR loop" is set in "
Section [2] shows a control example where the " block start data" and "positioning
data" are set as shown in section [1].
[1] Setting examples
(1) Block start data setting example
Axis 1 block
start data
1st point
2nd point
3rd point
•
•
The "condition data Nos." have been set in "
(2) Positioning data setting example
Axis 1 position-
ing data No.
1
2
3
•
10
11
•
50
51
•
[2] Control examples
The following shows the control executed when the " block start data" of the 1st
point of axis 1 is set as shown in section [1] and started.
<1> Execute the axis 1 "positioning data No. 1, 2, 3, 10, 11, 50, and 51".
<2> Return to the axis 1 "1st point block start data". Again execute the axis 1
"positioning data No. 1, 2, 3, 10, 11, 50 and 51", and then stop the control.
(Repeat for the No. of times (2 times) set in
Special start instruction" and the "block start data" in
Da.13
Special start instruction " is repeatedly
Da.14
Parameter". An endless loop will result if
Da.14
Parameter" of the " block start data" in which
Da.13
Special start instruction".)
Da.11
Da.12
Shape Start data No.
1: Continue 1
1: Continue 10
0: End 50
Da.1
Operation pattern
01: Continuous positioning control
01: Continuous positioning control
00: Positioning complete
11: Continuous path control
00: Positioning complete
01: Continuous positioning control
00: Positioning complete
10 - 14
MELSEC-Q
Da.13
Special start
Parameter
instruction
4: FOR loop
0: Block start
6: NEXT start
Da.14 Parameter".
Da.14
.)
Da.14
2
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