Delta Electronics Extension Digital I/O Module DOP-EXIO14RAE - Manual (Page 76)

Appendix C Use of Basic Instructions|DOP-EXIO Series
Revision March, 2008, Doc. Name: 2007PDD23000014 C-11
Program Example:
Ladder diagram:
Instruction code: Operation:
LD X0 Loading in A contact of X0
ANDF X1 X1 falling-edge detection in series
connection
X1 X0
Y1
OUT Y1 Drive Y1 coil
Mnemonic Functions
ORP Rising-edge Parallel Connection
X0~X17 Y0~Y17 M0~M1279 S0~S127 T0~T127 C0~C254 D0~D599
Operand
9 9 9 9 9 9 -
Explanations:
The ORP instructions are used in the parallel connection of the contact’s rising-edge detection.
Program Example:
Ladder diagram:
Instruction code: Operation:
LD X0 Loading in A contact of X0
ORP X1 X1 rising-edge detection in parallel
connection
X0
X1
Y1
OUT Y1 Driving Y1 coil
Mnemonic Functions
ORF Falling-edge Parallel Connection
X0~X17 Y0~Y17 M0~M1279 S0~S127 T0~T127 C0~C254 D0~D599
Operand
9 9 9 9 9 9 -
Explanations:
The ORF instructions are used in the parallel connection of the contact’s falling-edge detection.
Program Example:
Ladder diagram:
Instruction code: Operation:
LD X0 Loading in A contact of X0
ORF X1 X1 falling-edge detection in parallel
connection
X0
X1
Y1
OUT Y1 Driving Y1 coil