Uses analog inputs from a potentiometer and a photoreceptor to open a door via servo motors and change Neopixels' colors

Analog_Input_and_Output_Enclosure.INO

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

int analogInPin1 = A0; // Analog input pin that the potentiometer is attached to
int analogInPin2 = A1; // Analog input pin that the photoreceptor is attached to

int servoPin1 = 5;  // Analog output pin
int servoPin2 = 6;  // Analog output pin

Servo servo1;
Servo servo2;

#define pixelPin      9  // Digital Output
#define pixelCount    2
#define pixelPin2     10

int sensorValue1 = 0;        // value read from the potentometer
int sensorValue2 = 0;        // calue read from the photoreceptor
int outputValue1 = 0;        // value output to ledPin1
int outputValue2 = 0;        // calue output to ledPin2

int angle = 0;
int angle1 = 0;
boolean photo = false;
  
Adafruit_NeoPixel pixels = Adafruit_NeoPixel(pixelCount, pixelPin, NEO_GRB + NEO_KHZ800);
Adafruit_NeoPixel pixels2 = Adafruit_NeoPixel(1, pixelPin2, NEO_GRB + NEO_KHZ800);

void setup() {
  // initialize serial communications at 9600 bps:
  Serial.begin(9600);
  
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  
  pixels.begin(); // Initialize NeoPixel object
  pixels.show();  // Initialize all pixels to 'off'
  pixels.setBrightness(30);
  pixels2.begin();
  pixels.setBrightness(100);

  pixels2.setPixelColor(0, pixels.Color(255, 255, 255));    // White
  pixels2.show();

  servo1.attach(servoPin1);
  servo2.attach(servoPin2);
}

void loop() {
  
  // read the analog input values:
  sensorValue1 = analogRead(analogInPin1);
  sensorValue2 = analogRead(analogInPin2);

  Serial.println("potentiometer = ");
  Serial.println(sensorValue1);

  Serial.print("\n");

  Serial.println("photoreceptor = ");
  Serial.println(sensorValue2);
  //delay(1000);

  if (sensorValue2 <= 900) {
    photo = true;
  }

  if ((sensorValue1 >= 800 && sensorValue1 <= 1023 && sensorValue1 != 0) || photo == true) {
    pixels.setPixelColor(1, pixels.Color(0, 255, 0));    // Green
    pixels.setPixelColor(0, pixels.Color(0, 0, 0));    // Off
    pixels.show();

    delay(1500);
    
      for (angle = 90; angle < 180; angle++) {
        servo1.write(angle);
        delay(15);
      }
      for (angle1 = -90; angle1 < 0; angle1++) {
        servo2.write(angle1);
        delay(15);
      }
      
    delay(5000);
    
      for (angle = 180; angle > 90; angle--) {
        servo1.write(angle);
        delay(15);
      }
      for (angle1 = 180; angle1 > 90; angle1--) {
        servo2.write(angle1);
        delay(15);
      }

    delay(1000);  
    photo = false;
    
  } else {
    pixels.setPixelColor(0, pixels.Color(255, 0, 0));    // Red
    pixels.setPixelColor(1, pixels.Color(0, 0, 0));    // Off
    pixels.show();
  }

}