int a=0;
int b=0;
int c=0;
int d=0;
int n1=0;
int n2=0;
int n3=0;
int n4=0;

void setup() {
  pinMode(47, INPUT);
  TCCR5A = 0;// Init Timer1A
  TCCR5B = 0;// Init Timer1B
  TCCR5B |= B00000111;  // External Clock on T1 Pin (RISING)
  TCNT5 = 0;
  Serial.begin(9600);
}

void loop() {
 //for (int i=499;i<600;i=i+1){
  a=7654;
convert();
// }
  //delay(250);

}

void convert()
{
   
 d=a*.001;
c=b*.1;

//Serial.println(d);
Serial.println(n4);
n4=d;
a=a-d*1000;
//Serial.println(a);
c=a*.01;
n3=c;
//Serial.println(c);
Serial.println(n3);
a=a-c*100;
//Serial.println(a);
b=a*.1;
n2=b;
a=a-b*10;
//Serial.println(b);
Serial.println(n2);
//Serial.println(a);
n1=a;
Serial.println(n1);

 
  Serial.println("Build Back---------------------------------");
  Serial.print(n4);Serial.print(n3);Serial.print(n2);Serial.println(n1);
Serial.println("Build Back---------------------------------");

}