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5. SEQUENCE PROGRAMS AND SFC PROGRAMS
5.3
Current Value Change Instructions (DSFLP/CHGA)
5.3.1
DSFLP instruction
Bit Devices
X
Y
M
(D)
n
SEQUENCE PROGRAM
[Execution
condition]
Execution command
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These instructions are used to change the current value of a stopped axis.
Usable Devices
Word (16 Bit) Devices
L
S
B
F
T
C
D
W
!
(1) The following processing is executed at the leading edge (OFF→ON) of the
DSFLP instruction:
1) The start accept flag (M2001 to M2008/M2001 to M2004) corresponding to
the axis designated in (D) is turned ON.
2) The current value is changed to the contents of the current value change
register for the axis designated in (D).
3) On completion of the current value change, the start accept flag is turned
OFF.
(2) The numbers of registers used for current value change are indicated in the
table below. (For details, see Section 3.2.2)
<A172SHCPUN>
Axis No.
Axis 1
Axis 2
Axis 3
Axis 4
Axis 5
Axis 6
Axis 7
Axis 8
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Constants
R
A0 A1
Z
V
K
H
!
!
n
DSFRP
(D)
Current Value Change Registers
Upper
Lower
D961
D960
D967
D966
D973
D972
D979
D978
D985
D984
D991
D990
D997
D996
D1003
D1002
5 − 8
Pointers Level
P
I
N
×
7
Setting data
No. of currentt value
D1 to D8 (A172SHCPUN)
(D)
change axis
D1 to D4 (A171SHCPUN)
Current value change
K0 or H0
n
designation
<A171SHCPUN>
Current Value Change Registers
Axis No.
Upper
Axis 1
D961
Axis 2
D967
Axis 3
D973
Axis 4
D979
Carry
Flag Error
Flag
M9012 M9010 M9011
!
!
Setting range
Lower
D960
D966
D972
D978
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