Omron SYSMAC C Series User Manual page 78

Instruction words
Ladder diagram
0000
G50
0001
LOAD-NOT (LD-NOT)
Symbol
Ladder diagram
Remarks
This instruction performs the logical OR of the contents of the result
register with the specified relay. The result of the logical OR operation is
then stored in the result register.
The contents of specified relay no. | -Jð R N
Coding chart
Address | Instruction Data
0006 | LD 0000
0007 | OR 0001
0008 | OUT 0502
LD
er NOT (relay no.)
Function
Remarks
When a logic tine starts with an NC contact, this instruction is used in the
place of the LD instruction.
The LD-NOT instruction inverts the contents of the specified relay number
and stores it in the result register. Like the LD instruction, this instruction
causes the existing contents of the result register to be transferred to the
stack register.
The contents of specified relay No. -> R | S |
To form substrings, combine this and other instructions such as AND or
OR.
Coding chart
B-3