Instruction Of Leading Edge Detection Method; Instructions Of Leading Edge Detection Method - Panasonic FP0 User Manual

FP0
8.5

Instruction of Leading Edge Detection Method

8.5.1

Instructions of Leading Edge Detection Method

Instructions Using the Leading Edge Detection Operation
DF (leading edge differential) instructions
Count input for CT instructions
Count input for F118 (UDC) instructions
Shift input for SR instructions
Shift input for F119 (LRSR) instructions
NSTP instructions
Leading Edge Detection Method
An instruction with a leading edge detection method operates only in the scan where
its trigger (execution condition) is detected switching from off to on.
Standard operation
on
Trigger
off
on
off
Operation of
instruction
Executed every scan
The condition of the previous execution and the condition of the current execution are
compared, and the instruction is executed only if the previous condition was off and the
current condition is on. In any other case, the instruction is not executed.
8.5 Instruction of Leading Edge Detection Method
Leading edge differential operation
on
Trigger
off
on
off
Operation of
instruction
Precautions During Programming
Executed only one time
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