//-------------------------------------------------------------------
// DHT12_ex2
//-------------------------------------------------------------------
#include "OLED.h" // OLED
OLED myOLED;

//-------------------------------------------------------------------
#include "DHT12.h" // DHT12
#define DATA_PIN  PA1
DHT12 dht;

//------------------------------------------------------------------------------
#define LS_PIN  	PA0
#define LED_W     PB1
//-------------------------------------------------------------------
int SetLSMax=900;
int SetLSMin=50;
void Flash_LED(int n, int finv);
int main(void)
{
	//setup
	SystemClock_Config();

  // OLED
	myOLED.begin(FONT_8x16); // or FONT_6x8
	myOLED.println("DHT12_99");

  // DHT12
  dht.begin(DATA_PIN);

  // LED
	pinMode(LED_W, OUTPUT);
	digitalWrite(LED_W,LOW); // LED Red OFF
	//-------Declare- Buzzer  -------------------------------
#define buzzerPIN  PA0  // CN1
void Beep(int n, int finv);
	
  
	//loop
	while (1)
	{
		int LS_Val = analogRead(LS_PIN);
		float h,t;
		digitalWrite(LED_R,HIGH);// LED Red ON
		dht.startConvert();
		delay(18); // wait DHT12
		dht.getConvert(&h,&t);
		myOLED.setPosi(2,0);
		myOLED.print("Humidity:"); 
		myOLED.println(h);
		myOLED.setPosi(4,0);
		myOLED.print("Temp.:"); 
		myOLED.println(t);
		myOLED.print("LS:"); 
		myOLED.println(LS_Val);
	//=======Smart Processing=============
 //map(value, fromLow, fromHigh, toLow, toHigh)
   int duty=map(LS_Val, SetLSMax, SetLSMin, 0,255);
   myOLED.setPosi(6,0);
    myOLED.print("Duty: "); 
   if(LS_Val<SetLSMin)  
   {
       analogWrite(LED_W, 255);
       myOLED.print("255");   
   }
   else if (LS_Val>SetLSMax) {   
       analogWrite(LED_W, 0);
       myOLED.print(0);  
     }
   else  {
       myOLED.print(duty);
       analogWrite(LED_W, duty); } 
   delay(500);
		
	
		digitalWrite(LED_R,LOW);// LED Red OFF
		delay(250);// wait next convert
	}
}


//------------------------------------------------------------------------------
void Flash_LED(int n, int finv)
{
   int i;
   digitalWrite(LED_W, LOW);
   for(i=0;i<n;i++)
   {
      digitalWrite(LED_W, HIGH);
       delay(finv);
       digitalWrite(LED_W, LOW);
       delay(finv);
   }
}

void Beep(int n, int finv)
{
   int i;
   for(i=0;i<n;i++)
   {
     digitalWrite(buzzerPIN, HIGH);   // turn the BUZZER on (HIGH is the voltage level)
     delay(finv);               // wait for a second
     digitalWrite(buzzerPIN, LOW);    // turn the BUZZER off by making the voltage LOW
     delay(finv);               // wait for a second
   }
}