current test code running on arduino

int Distance = 0; // Record the number of steps we've taken


void setup() {

pinMode(8, OUTPUT);

pinMode(9, OUTPUT);

digitalWrite(8, LOW);

digitalWrite(9, LOW);

}


void loop() {

digitalWrite(9, HIGH);

delayMicroseconds(50);

digitalWrite(9, LOW);

delayMicroseconds(50);

Distance = Distance + 1; // record this step



// Check to see if we are at the end of our move

if (Distance == 3600)

{

// We are! Reverse direction (invert DIR signal)

if (digitalRead(8) == LOW)

{

digitalWrite(8, HIGH);

}

else

{

digitalWrite(8, LOW);

}

// Reset our distance back to zero since we're

// starting a new move

Distance = 0;

// Now pause for half a second

delay(1);

}
}