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6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL
Device name Device
D65
D70 Complete status
D71 Number of write points
D72 Access code/attribute
D73 Access target D75P2 buffer memory
D74 Speed limit value (low-order)
Data register
D75 Speed limit value (high-order)
D100 Axis 1 positioning start number
D101 Axis 1 override
D104 Axis 1 new speed value (low-order)
D105 Axis 1 new speed value (high-order)
D106 Axis 1 JOG speed (low-order)
D107 Axis 1 JOG speed (high-order)
D205 Axis 1 error number
D207 Axis 1 operation status
Application
Read data (axis 1 machine feed
value (high-order))
1 Not used in the program that uses the dedicated commands in the QCPU (Q mode).
Storage details
Read data (axis 1 machine feed
value (high-order) storage (for A/Q
(A mode) RIRD command)
Complete status storage
(for A/Q (A mode) RIWT command)
Number of write points storage
(for A/Q (A mode) RIWT command)
Access code/attribute storage
(for A/Q (A mode) RIWT command)
Access target D75P2 buffer memory
storage
(for A/Q (A mode) RIWT command)
Speed limit value (low-order)
storage
(for A/Q (A mode) RIWT command)
Speed limit value (high-order)
storage
(for A/Q (A mode) RIWT command)
Axis 1 positioning start number
storage (RWwm)
Axis 1 override storage (RWwm+1)
Axis 1 new speed value low-order
word storage (RWwm+4)
Axis 1 new speed value high-order
word storage (RWwm+5)
Axis 1 JOG speed low-order word
storage (RWwm+6)
Axis 1 JOG speed high-order word
storage (RWwm+7)
Axis 1 error number (RWrn+5)
Axis 1 operation status (RWrn+7)
6 - 28
MELSEC-A
Program example that
uses device
A
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Q/QnA
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Troubleshooting
