YASKAWA MP2200 - Page 414

7
Absolute Position Detection
7.3.2
Infinite Length Axis
7-30
The following programming example (ladder program) is for the flowchart shown above.
The axis used here is axis 1 of circuit number 1. Change the motion parameter register
number if the circuit and axis numbers are different.
EXAMPLE
Absolute System Infinite Length Mode Axis: Axis 1 Leading address of toggle buffer: MW30000
SB000001 MB300005
Servo power reset signal?
IB0000E
H11
0000
0000
NL-1
IF
MB300005==true
0001
0003
NL-1
Toggle Buffer Enabled Flag
IF
MB300000==true
0002
0004
NL-2
SB000004 MB300002
0003
0005
NL-3
ELSE0004
0007
NL-2
SB000004 MB300002
0005
0008
NL-3
END_IF0006
0010
NL-2
END_IF0007
0011
NL-1
SVCRDY Ready to run
IF
IB80000==true
0008
0012
NL-1
IF
MB300002==true
0009
0013
NL-2
IF
IB800C8!=true
0010
0014
NL-3
IF
MB300001!=true
0011
0015
NL-4
EXPRESSION
OL805E=ML30002;
OL8060=ML30004;
OL8062=ML30006;
OL8064=ML30008;
0012
0016
NL-5
P00001 H11 Main Program
ON for only the first scan after
high-speed scan is started.
First scan or servo power reset
signal
Position Data Re-setup
Request Flag ON
Position Data Re-setup
Request Flag ON
Position Data Re-setup
Request Flag ON
Absolute System Infinite Length
Position Control Information Load
Completed Flag
Toggle Buffer Selection Flag
Save values in buffer 0 to
setting parameters.
(continued on next page)
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