   delay(3000);
 
 
-  digitalWrite(directionPin, LOW);
-  for (int n = 0; n < numberOfSteps; n++) {
-    digitalWrite(stepPin, HIGH);
-    // delayMicroseconds(pulseWidthMicros); // probably not needed
-    digitalWrite(stepPin, LOW);
-
-    delay(millisbetweenSteps);
-
-    digitalWrite(ledPin, !digitalRead(ledPin));
-  }
+//  digitalWrite(directionPin, LOW);
+//  for (int n = 0; n < numberOfSteps; n++) {
+//    digitalWrite(stepPin, HIGH);
+//    delayMicroseconds(pulseWidthMicros);
+//    digitalWrite(stepPin, LOW);
+//
+//    delay(millisbetweenSteps);
+//
+//    digitalWrite(ledPin, !digitalRead(ledPin));
+//  }
 }
 
 void loop() {

//void setup() {
//  // put your setup code here, to run once:
//pinMode(13, OUTPUT);
//}
//
//void loop() {
//  // put your main code here, to run repeatedly:
//  digitalWrite(13,HIGH);
//  delay(100);
//  digitalWrite(13,LOW);
//  delay(100);
//
//}

// testing a stepper motor with a Pololu A4988 driver board or equivalent
// on an Uno the onboard led will flash with each step
// this version uses delay() to manage timing

byte directionPin = 49;
byte enablePin = 28;
byte stepPin = 36;
int numberOfSteps = 100;
byte ledPin = 13;
int pulseWidthMicros = 20;  // microseconds
int millisbetweenSteps = 15; // milliseconds
byte MS1 = 15; //analog
byte MS2 = 39;

void setup() {

//  Serial.begin(9600);
//  Serial.println("Starting StepperTest");

  delay(2000);

  pinMode(directionPin, OUTPUT);

  pinMode(MS1, OUTPUT);
  pinMode(MS2, OUTPUT);

  digitalWrite(MS1, LOW);
  digitalWrite(MS2, LOW);

  digitalWrite(enablePin, LOW);
  digitalWrite(ledPin, LOW);
  digitalWrite(directionPin, HIGH);

  int upSteps = 1000000*upTime/(pulseHigh+pulseLow);
  float pulseHighDec = (550.0 - pulseHigh)/upSteps;
  float pulseLowDec = (100.0 - pulseLow)/upSteps;

  for (int n = upSteps; n > 0; n--){
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(pulseHigh+pulseHighDec*n);
    digitalWrite(stepPin, LOW);

    delayMicroseconds(pulseLow+pulseLowDec*n);

    digitalWrite(ledPin, !digitalRead(ledPin));
  }
  long platSteps = 1000000*platTime/(pulseHigh+pulseLow);
  for (long n = 0; n < platSteps; n++) {
    digitalWrite(stepPin, HIGH);
    delayMicroseconds(pulseHigh);
    digitalWrite(stepPin, LOW);

    delayMicroseconds(pulseLow);

    digitalWrite(ledPin, !digitalRead(ledPin));
  }
