Mitsubishi A1SD75M1, User Manual

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12 - 90
MELSEC-A
12 CONTROL AUXILIARY FUNCTIONS
(c) Program example 2
•
The following example shows a program in which the " Md.29 Current
feed value" is written to the "positioning address" and "arc address" of the
circular interpolation control positioning data No. 2 of axis 1 and axis 2.
Md. 29 Current feed value (axis1)
Cd.4 Target axis
Cd.5 Positioning data No.
Cd.6 Write pattern
Cd.7 Read/write request
Md. 29 Current feed value (axis2)
(Interpolation with axis 1 and axis 2)
1103
D111
4
(Data No. 2)
1104
D112
2
/
2
(When the arc auxiliary
point is set.)
1551(060F
H
)
801
Address
AD75 buffer memory
(When the positioning address is set.) 1295(050F
H
)
1105
1106
D113
D114
(Writing request)
901
900
PLC CPU data register
800
1) Move the workpiece to the target position using a JOG operation (or a
manual pulse generator operation).
Md.29 Current feed value
V
t
n3
nx
n2
ny
n1
Arc auxiliary point
End position
(Positioning address)
(The following drawing is
for the 1st axis only.)
Example
PLC READY signal
AD75 READY signal
Forward run JOG start signal
BUSY signal
Error detection signal
[Y16]
[Y1D]
[X0]
[X4]
[XA]