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5. SEQUENCE PROGRAMS AND SFC PROGRAMS
5
−
4
Make the following setting to designate the number of the servo program to be
started with the data stored in data register D50:
•
Designation with a word device
SVST
J1J2J3
D50
2) An index register (Z, V) or dedicated instruction (IX .IXEND) can be used
for index designation of the indirectly set word device.
•
For details on index registers (Z, V), see the ACPU Programming
Manual (Fundamentals) (IB-66249).
•
For details on dedicated instruction (IX. IXEND), see the AnACPU/
AnUCPU Programming Manual (Dedicated) (IB-66251).
[Error Details]
In the following cases, an operation error occurs and the SVST instruction is not
executed.
•
When the setting for (D) is for 5 or more axes .
•
When the axis number given in any digit of (D) is a number other than J1 to J32.
•
When the same axis number is set twice in (D).
•
When the setting for n is outside the applicable range.
[Program example]
0
CIRCUIT END
M2000
SVST
PLC READY
flag turned ON
When X0 comes ON,
the start command flag
(M1) for motion program
No.50 comes ON.
All axes servo start
command turned ON
Execution request for
motion program No.50
On completion of the
request for execution
of motion program No.50,
M1 is turned OFF.
Start accept flags
2
4
11
13
M9039
M9074
X0
M0
M1
M9074
M9074
M2049
M2001
M9076
M2002 M2003 M2004
J1J2J3J4
M2042
PLS
SET
RST
M0
M1
M1
50
K
Example