Combine0.6.ino

/*
This RFduino sketch demonstrates a Bluetooth LowEnergy connection between an iPhone application and an RFduino.
This sketch also demonstrates how to get air quality / temperature data from the sensors.
Author: Stream Gao
*/

#include <RFduinoBLEiAir.h>

int current_quality =-1;

int SWITCH = 6;
int RED_LED_PIN = 2;
int GREEN_LED_PIN = 3;
int BLUE_LED_PIN = 4;

int velocity=SECONDS(3);
float sensorValue = 0;
float temp = 0; 
 
 
void setup() {
  pinMode(SWITCH, INPUT);
  pinMode(RED_LED_PIN, OUTPUT);
  pinMode(BLUE_LED_PIN, OUTPUT);
  pinMode(GREEN_LED_PIN, OUTPUT);
  

  Serial.begin(9600);
  RFduinoBLE.advertisementData = "AirQuality";

  // start the BLE stack
  RFduinoBLE.begin();
  Serial.println( RFduinoBLE.deviceName );
}

void loop() {
  // sample once per second
  RFduino_ULPDelay( velocity );
  
  sensorValue = analogRead(5);
  temp = RFduino_temperature(CELSIUS);
  sensorValue = sensorValue+temp/100; 
  Serial.println(sensorValue);
  
  RFduinoBLE.sendFloat(sensorValue);    // send the sample to the iPhone
  
  Serial.print("digitalread:"); 
  Serial.println(digitalRead(SWITCH));
  
  if ( digitalRead(SWITCH) == HIGH )   //if turn on the switch to light up
    ledon( calibration(sensorValue) );
  else   //turn off the leds
    ledoff();
 
}




void RFduinoBLE_onConnect()
{
  Serial.println("connect!");
  velocity=SECONDS(3);
  
  sensorValue = analogRead(5);
  temp = RFduino_temperature(CELSIUS);
  sensorValue = sensorValue+temp/100; 
  Serial.println(sensorValue);
  
  RFduinoBLE.sendFloat(sensorValue);    // send the sample to the iPhone
}

void RFduinoBLE_onDisconnect()
{
  velocity=INFINITE;
  ledoff();
  Serial.println("disconnect!");
}


void RFduinoBLE_onReceive(char *data, int len)
{
  Serial.println("on Receive!!");
  
  if (data[0]=='0') // IF turn the led on 
    Serial.println(data);
  else  //if not turn the leds off
    Serial.println("on receive but no data!");
  
  ledon( calibration(sensorValue) );
}



int calibration(float aqindex){ // need to change the whole library
  
  //if( aqindex>200 ){ Serial.println("Super High Pollution!"); return 3;}
  if(aqindex>160) { Serial.println("High Pollution!"); return 2;}
  else if(aqindex<160 && aqindex>100) { Serial.println("Low Pollution!"); return 1;}
  else if(aqindex<100) { Serial.println("Fresh Air! Yay~"); return 0; }  //fresh air
  
  else  { Serial.println("Sensor error!"); return -1; }
}


void ledon( int which){
  if( which == 0){//fresh air
    analogWrite(RED_LED_PIN, 0);
    analogWrite(BLUE_LED_PIN, 0);
    analogWrite(GREEN_LED_PIN, 250);
  }else if( which == 1) { //low pollution
    analogWrite(RED_LED_PIN, 250);
    analogWrite(BLUE_LED_PIN, 0);
    analogWrite(GREEN_LED_PIN, 0);
  }
  else if( which == 2) { //high pollution
    analogWrite(RED_LED_PIN, 250);
    analogWrite(BLUE_LED_PIN, 200);
    analogWrite(GREEN_LED_PIN, 0);
  }
  
  delay(3000); //light up at least for 3 seconds
}

void ledoff(){
    analogWrite(RED_LED_PIN, 0);
    analogWrite(BLUE_LED_PIN, 0);
    analogWrite(GREEN_LED_PIN, 0);
}