main.java

/* 
Light Measurement Cup
Jessy(Xin Zhang)
Digital Future 6037-001 Creation & Computation
OCAD University 
Created on 2020-10-19
Based on: 
LED Intensity Control Using LDR,By m_29,https://www.instructables.com/LED-Intensity-Control-Using-LDR/
*/

int ledPin1 = 2;
int ledPin2 = 3;
int ledPin3 = 4;
int ledPin4 = 5;
int ledPin5 = 6;

int sensorValue1 = 0; 
int sensorValue2 = 0; 
int sensorValue3 = 0; 


int ledValue1 = 0; 
int ledValue2 =0;
int ledValue3 = 0; 
int ledValue4 =0;
int ledValue5 = 0; 

bool on1=false;
bool on2=false;

void setup()
{
  pinMode(2, OUTPUT);   
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
    
}

void loop()
  {

  sensorValue1 = analogRead(A0); 
  sensorValue2 = analogRead(A1); 
  sensorValue3 = analogRead(A2);


 Serial.println("sensor1: ");
 Serial.println(sensorValue1); 
  Serial.println("sensor2: ");
 Serial.println(sensorValue2);
Serial.println("sensor3: ");
 Serial.println(sensorValue3);
 delay(500);

on1 = false;
 on2 = false;

 ledValue1 = map(sensorValue1,0, 1000, 0,255); 
 ledValue2 = map(sensorValue2,0, 1000, 0,255); 
 ledValue3 = map(sensorValue3,0, 1000, 0,255); 
  
 if (sensorValue1<600){  
  analogWrite(2, ledValue1);
  on1 = true;
 }
  else{
    on2 = false;
    analogWrite(2, LOW);
 }


 if (on1 && sensorValue2<700){
    on2 = true;
    analogWrite(3, ledValue2);
    analogWrite(4, ledValue2); 
  } else{
    on2 = false;
    analogWrite(3, LOW);
    analogWrite(4, LOW);
  }

 if(on1 && on2 && sensorValue3<700){
     analogWrite(5, ledValue3);
     analogWrite(6, ledValue3);
 } else{
    analogWrite(5,LOW);
    analogWrite(6,LOW);
 }
 
 }