Operations:

Syntax:

Operation:

Operands:

Program Counter:

Opcode

Comment

Stack

WDR

WD timer restart.

None

PC = PC + 1

1001010110101000

Description

This instruction resets the Watchdog Timer. This instruction must be executed within a limited time given by the WD prescaler. See the Watchdog Timer hardware specification.

Status Register (SREG) and Boolean Formula

I

–

T

–

H

–

S

–

V

–

N

–

Z

–

C

–

Example: 

      wdr  ; Reset watchdog timer

Words

1 (2 bytes)

Table Cycles

Name

Cycles

AVRe

1

AVRxm

1

AVRxt

1

AVRrc

1