/*
  Fading

  This example shows how to fade an LED using the analogWrite() function.

  The circuit:
  - LED attached from digital pin 9 to ground.

  created 1 Nov 2008
  by David A. Mellis
  modified 30 Aug 2011
  by Tom Igoe

  This example code is in the public domain.

  http://www.arduino.cc/en/Tutorial/Fading
*/

int ledPin = 5;    // LED connected to digital pin 9

void setup() {
  // nothing happens in setup
}

void loop() {
  // fade in from min to max in increments of 5 points:
  for (int fadeValue = 0 ; fadeValue <= 255; fadeValue += 5) {
    // sets the value (range from 0 to 255):
    analogWrite(ledPin, fadeValue);
    // wait for 30 milliseconds to see the dimming effect
    delay(30);
  }

  // fade out from max to min in increments of 5 points:
  for (int fadeValue = 255 ; fadeValue >= 0; fadeValue -= 5) {
    // sets the value (range from 0 to 255):
    analogWrite(ledPin, fadeValue);
    // wait for 30 milliseconds to see the dimming effect
    delay(30);
  }
  delay(5000); 

  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 10);
  delay(500);
  analogWrite(ledPin, 0);
  delay(1000);
  
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 20);
  delay(500);
  
  analogWrite(ledPin, 0);
  delay(1000);
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 30);
  delay(500);
  analogWrite(ledPin, 0);
  delay(1000);
  
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 40);
  delay(500);
  analogWrite(ledPin, 0);
  delay(1000);
  
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 50);
  delay(500);
  analogWrite(ledPin, 0);
  delay(1000);
  
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 60);
  delay(500);
  analogWrite(ledPin, 0);
  delay(1000);
  
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 70);
  delay(200);
  analogWrite(ledPin, 0);
  delay(1000);
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 80);
  delay(200);
  analogWrite(ledPin, 0);
  delay(1000);
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 90);
  delay(200);
  analogWrite(ledPin, 0);
  delay(1000);
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  analogWrite(ledPin, 100);
  delay(200);
  analogWrite(ledPin, 0);
  delay(1000);

  
  //200ms is too large delay
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
    analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
    analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(200);
  delay(5000);

  //minimum vibration speed
  analogWrite(ledPin, 255);
  delay(150);
  analogWrite(ledPin, 0);
  delay(150);
    analogWrite(ledPin, 255);
  delay(150);
  analogWrite(ledPin, 0);
  delay(150);
    analogWrite(ledPin, 255);
  delay(150);
  analogWrite(ledPin, 0);
  delay(150);
  delay(5000);

    //minimum vibration speed
  analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(100);
    analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(100);
    analogWrite(ledPin, 255);
  delay(200);
  analogWrite(ledPin, 0);
  delay(100);
  delay(5000);

  //minimum vibration duration
  analogWrite(ledPin, 255);
  delay(100);
  analogWrite(ledPin, 0);
  delay(100);
    analogWrite(ledPin, 255);
  delay(100);
  analogWrite(ledPin, 0);
  delay(100);
    analogWrite(ledPin, 255);
  delay(100);
  analogWrite(ledPin, 0);
  delay(100);
  delay(5000);

    //minimum vibration speed
  analogWrite(ledPin, 255);
  delay(50);
  analogWrite(ledPin, 0);
  delay(100);
    analogWrite(ledPin, 255);
  delay(100);
  analogWrite(ledPin, 0);
  delay(50);
  delay(5000);

//this does not work
  analogWrite(ledPin, 255);
  delay(50);
  analogWrite(ledPin, 0);
  delay(50);
    analogWrite(ledPin, 255);
  delay(40);
  analogWrite(ledPin, 0);
  delay(40);
    analogWrite(ledPin, 255);
  delay(30);
  analogWrite(ledPin, 0);
  delay(30);
  delay(5000);
  
    analogWrite(ledPin, 255);
  delay(10);
  analogWrite(ledPin, 0);
  delay(10);
  delay(5000);


    for (int fadeValue = 0 ; fadeValue <= 255; fadeValue += 10) {
    // sets the value (range from 0 to 255):
    analogWrite(ledPin, fadeValue);
    // wait for 30 milliseconds to see the dimming effect
    delay(30);
    }
  
  analogWrite(ledPin, 0);
    delay(5000);

    for (int fadeValue = 0 ; fadeValue <= 255; fadeValue += 25) {
    // sets the value (range from 0 to 255):
    analogWrite(ledPin, fadeValue);
    // wait for 30 milliseconds to see the dimming effect
    delay(30);
  }
  analogWrite(ledPin, 0);
    delay(5000);
}