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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
7 Basic Instruction
7.5 LDP, LDF, ANDP, ANDF, ORP, ORF
Explanation of function and operation
1. LDP, ANDP, and ORP instructions (initial logical operation of rising edge pulse, serial
connection of rising edge pulse, and parallel connection of rising edge pulse)
In the example shown above, M0 or M1 is ON during only one operation cycle when X000 to X002 turn ON from OFF.
ON
ON ON
ON
X000
X001
M0
0000
LDP
X000
0002
ORP
X001
0004 OUT M0
0005 LD M8000
0006
ANDP
X002
0008 OUT M1
M8000 X002
M1
RUN monitor
Timing chart
ORP instruction
LDP instruction
X000
M0
X001
Circuit program List program
ON
ON during one
operation cycle
M8000
ANDP instruction
M1
X002
ON ON ON
ON during
one opera-
tion cycle
ORP instruction
LDP instruction
ANDP instruction