DHT.h

#ifndef DHT_H_INCLUDED
#define DHT_H_INCLUDED
/*
||
||  Filename:	 		DHT.h
||  Title: 			    DHTxx Driver
||  Author: 			Efthymios Koktsidis
||	Email:				efthymios.ks@gmail.com
||  Compiler:		 	AVR-GCC
||	Description:		Driver DHT11 and DHT22 sensors.
||
*/

//------ Headers ------//
#include <inttypes.h>
#include <util/delay.h>
#include <avr/io.h> 
#include "IO_MACROS.h"
#include "DHT_CONFIG.h"
//----------------------//

//----- Auxiliary data -------------------//
#define DHT11						 1
#define DHT22						 2

#define _DHT_DELAY_SETUP			2000

enum DHT_STATUS_t
{
	DHT_OK,
	DHT_ERROR_HUMIDITY,
	DHT_ERROR_TEMPERATURE,
	DHT_ERROR_CHECKSUM,
	DHT_ERROR_TIMEOUT
};

extern enum DHT_STATUS_t DHT_STATUS;
//-----------------------------------------//

//----- Prototypes---------------------------//
void DHT_setup(void);
void DHT_readRaw(uint8_t arr[4]);
void DHT_readTemperature(double *temp);
void DHT_readHumidity(double *hum);
void DHT_read(double *temp, double *hum);
double DHT_convertToFahrenheit(double temp);
double DHT_convertToKelvin(double temp);
//-------------------------------------------//
#endif