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Yaskawa YASNAC PC NC PLC Programming Manual User Manual

Page 40

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6 - 4

YASNAC PCNC PLC Programming Manual Chapter 6: PLC Instructions

Note: Symbol in the column of “RR” after Operation”

Ù the content of RR changes before and after the operation of an instruction.

— The content of RR does not change before or after the operation of an instruction.

(2) List of Timer Instructions

The list of timer instruction is indicated below.

(3) List of Register Instructions

The list of register instruction is indicated below.

AND-STR

Executes AND between RR and the stack resister and sets
the result to RR.

Ù

OR-STR

Executes OR between RR and the stack resister and sets the
result to RR.

Ù

OUT

Writes the result of operation (RR) to the rely (address)

Instruction

Description

RR after

Operation

Reference

Page

TIM

Timer processing (fixed timer)

time up = 1

TMR

Timer processing (variable timer)

time up = 1

Instruction

Description

RR after

Operation

Reference

Page

INR

Adds “+1” to the register content.

DCR

Adds “-1” to the register content.

CLR

Clears the content of the register.

CMR

Inverts the content of the register.

ADI

Adds a numeric value to the content of the register.

SBI

Subtracts a numeric value from the content of the register.

ANI

AND operation between a numeric value and the content
of the register.

ORI

OR operation between a numeric value and the content of
the register.

XRI

XOR operation between a numeric value and the content
of the register.

DEC

Coincidence between a numeric value and the content of
the register.

COI

Coincidence between a numeric value and the content of
the register.

CMP

Compares a numeric value to the content of the register.