setPeriod()

Description

Setup watch dog timer for specific time intervals.

Syntax


TimerWDT.setPeriod(time)


Parameter

time：time interval，the unit is microsecond (μs)

Return

None

Example

Set up watch dog timer to interrupt mode, turn the LED on and off every 200ms：

#include <TimerWDT.h>
 
void setup() 
{
  pinMode(13, OUTPUT);
  TimerWDT.initialize();
  TimerWDT.setPeriod(200000); // time interval set up to 200ms 
  TimerWDT.attachInterrupt( timerIsr ); // ISR, excute every 200ms 
}
 
void loop() {}

// ISR
void timerIsr()
{
    // turn on and off LED
    digitalWrite( 13, digitalRead( 13 ) ^ 1 );
}

See also

－ initialize()
－ attachInterrupt()
－ detachInterrupt()

Libraries Reference Home

The text of the 86Duino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.