#define pin_servo 13
void setup() {
  // put your setup code here, to run once:
  pinMode(pin_servo, OUTPUT);
  digitalWrite(pin_servo, LOW);
  unsigned long t;
  t = micros();         // xtall 16 Mhz  1 proses micros 4 micro s
  unsigned byte kondisi_sinyal = 0;
 
}

void loop() {
  // put your main code here, to run repeatedly:
if (kondisi_sinyal == 0)
{
 digitalWrite(pin_servo, HIGH);
 kondisi_sinyal =1;   // kondisi high awal

}
if (kondisi_sinyal == 1)
{
  if ((micros()- t)>250)
  {
    kondisi_sinyal = 2; // kondisi sudah 1 ms
  }
  else
  {
    digitalWrite(pin_servo,HIGH); 
  }
}


byte derajat_bin =map(derajat,0,180,0,250);
if ((micros() - t )< )
}