ARDUINO SEVENSEGMENT DISPLAY INTERFACING

PROGRAM (COMMON ANODE DISPLAY)

int num1=0;
int digit1=0;
int counter=0;
void setup()
{
  DDRD=0xff;

}

void loop()
{
  if(counter>9)
  {
    counter=0;
  }
  num1=counter;
  counter=counter+1;

 if(num1==0)
{
   PORTD=0b11000000;

}
if(num1==1)
{
    PORTD=0b1111001;
}
if(num1==2)
{
    PORTD=0b0100100;
}
if(num1==3)
{
    PORTD=0b0110000;
}
    if(num1==4)
    {
    PORTD=0b0011001;
    }
if(num1==5)
{
    PORTD=0b0010010;
}
if(num1==6)
{
    PORTD=0b0000010;
}
if(num1==7)
{
    PORTD=0b1111000;
}
if(num1==8)
{
    PORTD=0b0000000;
}
if(num1==9)
{
    PORTD=0b0010000;
}
delay(2000);
}

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