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| //create variables for pins | |
| const int buttonPin = 2; | |
| const int ledPin = 12; | |
| const int fadeLed = 11; | |
| const int potPin = 0; | |
| const int lightPin = 1; | |
| //timecode | |
| unsigned long previousMillis = 0; | |
| const long interval = 10; | |
| // LED fading variables | |
| boolean fadeUp = true; | |
| int fadeLevel = 0; | |
| //LED blinking variables | |
| int ledState = LOW; | |
| //button variables | |
| int buttonState = 0; | |
| boolean pressed = false; | |
| //analog sensor variables | |
| int lightVar = 0; | |
| int potVar = 0; | |
| void setup() { | |
| // set up pins | |
| pinMode(ledPin, OUTPUT); | |
| pinMode(buttonPin, INPUT); | |
| pinMode(fadeLed, OUTPUT); | |
| Serial.begin(9600); | |
| } | |
| void loop() { | |
| // read the state of the pushbutton value: | |
| buttonState = digitalRead(buttonPin); | |
| if (buttonState == HIGH && pressed == false ) { //if it is pressed now but was not pressed last loop | |
| delay(5); | |
| // Serial.println("BANG!"); | |
| // toggle lED: | |
| if (ledState == LOW) { | |
| ledState = HIGH; | |
| } | |
| else { | |
| ledState = LOW; | |
| } | |
| pressed = true; //change this so we know the button was pressed | |
| } | |
| if (buttonState == LOW && pressed == true ) { //if the button is no longer pressed but was pressed last loop | |
| delay(5); | |
| pressed = false; //change this so we know it is no longer pressed | |
| } | |
| unsigned long currentMillis = millis(); | |
| //check sensors | |
| potVar = analogRead(potPin); | |
| lightVar = analogRead(lightPin); | |
| //logic | |
| if (lightVar <= potVar ){ | |
| fadeUp = true; | |
| } | |
| else { | |
| fadeUp = false;} | |
| //write to the LED pins | |
| if (currentMillis – previousMillis >= interval) { | |
| previousMillis = currentMillis; | |
| if (fadeUp == true ) { | |
| if (fadeLevel != 255) fadeLevel++; | |
| } else { | |
| if (fadeLevel != 0) fadeLevel –; | |
| } | |
| } | |
| //Serial.println(fadeLevel/4); | |
| digitalWrite(ledPin, ledState); | |
| analogWrite(fadeLed,fadeLevel); | |
| Serial.println(lightVar); | |
| int sensorReading = analogRead(A0); | |
| // print the sensor reading so you know its range | |
| Serial.println(sensorReading); | |
| // map the analog input range (in this case, 400 – 1000 from the photoresistor) | |
| // to the output pitch range (120 – 1500Hz) | |
| // change the minimum and maximum input numbers below | |
| // depending on the range your sensor's giving: | |
| int thisPitch = map(sensorReading, 400, 700, 620, 800); | |
| // play the pitch: | |
| tone(9, thisPitch, 1000); | |
| delay(1); // delay in between reads for stability | |
| } |
http://portfolio.newschool.edu/remia021/files/2015/09/IMG_1946-swg08k.mov
