//DFRobot.com
//Compatible with the Arduino IDE 1.0
//Library version:1.1
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2); // set the LCD address to 0x3F for a 16 chars and 2 line display
void setup(){
lcd.init(); // initialize the lcd
lcd.backlight();
lcd.begin(16, 2);
lcd.home();
lcd.setCursor(2, 0);
lcd.print("Hello world...");
lcd.setCursor(2, 1);
lcd.print("dfrobot.com");
}
int backlightState = LOW;
long previousMillis = 0;
long interval = 1000;
void loop()
{
unsigned long currentMillis = millis();
if(currentMillis - previousMillis > interval)
{
previousMillis = currentMillis;
if (backlightState == LOW)
backlightState = HIGH;
else
backlightState = LOW;
if(backlightState == HIGH) lcd.backlight();
else lcd.noBacklight();
}
}
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