Arduino codes for Object Lab 2

digital_io_1

#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
 #include <avr/power.h> // Required for 16 MHz Adafruit Trinket
#endif

#define LED_PIN   7

// How many NeoPixels are attached to the Arduino?
#define LED_COUNT 5

// Declare our NeoPixel strip object:
Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);

int buttonPin = 9;
int switchPin = 8;

void setup() {
  //define digital pins as inputs or outputs
  pinMode(buttonPin, INPUT);
  pinMode(switchPin, INPUT);
  Serial.begin(9600);

  
  strip.begin();           // INITIALIZE NeoPixel strip object (REQUIRED)
  strip.show();            // Turn OFF all pixels ASAP
  strip.setBrightness(50); // Set BRIGHTNESS to about 1/5 (max = 255)

}

void loop() {
  // Find states of button and/or switch
int stateButton = digitalRead(buttonPin); //read the state of the button
int stateSwitch = digitalRead(switchPin);
  if(stateButton == 1) { //if is pressed
    rainbow(5); 
  }
  else if(stateSwitch == 1) { //if is switched on
     colorWipe(strip.Color(255,   0,   0), 50); // Red
     colorWipe(strip.Color(  0, 255,   0), 50); // Green
     colorWipe(strip.Color(  0,   0, 255), 50); // Blue
  } 
  else { //if not switched
     colorWipe(strip.Color(  0,   0, 0), 0); // Off
  }
  
}

//LED Strip functions from Adafruit library strandtest

void colorWipe(uint32_t color, int wait) {
  for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip...
    strip.setPixelColor(i, color);         //  Set pixel's color (in RAM)
    strip.show();                          //  Update strip to match
    delay(wait);                           //  Pause for a moment
  }
}

// Rainbow cycle along whole strip. Pass delay time (in ms) between frames.
void rainbow(int wait) {
  // Hue of first pixel runs 5 complete loops through the color wheel.
  // Color wheel has a range of 65536 but it's OK if we roll over, so
  // just count from 0 to 5*65536. Adding 256 to firstPixelHue each time
  // means we'll make 5*65536/256 = 1280 passes through this outer loop:
  for(long firstPixelHue = 0; firstPixelHue < 5*65536; firstPixelHue += 256) {
    for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip...
      // Offset pixel hue by an amount to make one full revolution of the
      // color wheel (range of 65536) along the length of the strip
      // (strip.numPixels() steps):
      int pixelHue = firstPixelHue + (i * 65536L / strip.numPixels());
      // strip.ColorHSV() can take 1 or 3 arguments: a hue (0 to 65535) or
      // optionally add saturation and value (brightness) (each 0 to 255).
      // Here we're using just the single-argument hue variant. The result
      // is passed through strip.gamma32() to provide 'truer' colors
      // before assigning to each pixel:
      strip.setPixelColor(i, strip.gamma32(strip.ColorHSV(pixelHue)));
    }
    strip.show(); // Update strip with new contents
    delay(wait);  // Pause for a moment
  }
}

void theaterChase(uint32_t color, int wait) {
  for(int a=0; a<10; a++) {  // Repeat 10 times...
    for(int b=0; b<3; b++) { //  'b' counts from 0 to 2...
      strip.clear();         //   Set all pixels in RAM to 0 (off)
      // 'c' counts up from 'b' to end of strip in steps of 3...
      for(int c=b; c<strip.numPixels(); c += 3) {
        strip.setPixelColor(c, color); // Set pixel 'c' to value 'color'
      }
      strip.show(); // Update strip with new contents
      delay(wait);  // Pause for a moment
    }
  }
}

digital_io_2

int LEDPin = 7;
int buttonPin = 8;

void setup() {
  // put your setup code here, to run once:
  pinMode(LEDPin, OUTPUT);
  pinMode(buttonPin, INPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  //check state of button
  int stateButton = digitalRead(buttonPin);
  // if button pressed, turn LED on
  if(stateButton == 1){
    digitalWrite(LEDPin, HIGH);
  }
  //otherwise LED off
  else{
    digitalWrite(LEDPin, LOW);
  }
}