extern "C" {
	#include <Wire/Wire.h>
}

#include "ds1624.h"

DS1624::DS1624()
{
#ifdef WIRE_LIB_SCAN_MOD
	/*if (!Wire.isStarted())*/ Wire.begin();
#else
	Wire.begin();
#endif
}

DS1624 TEMP = DS1624();

void DS1624::Init(void)
{
	Wire.beginTransmission(DS1624_ADDR);
	Wire.send(DS1624_CONFIG);
	Wire.send(DS1624_CONFIGS);
	Wire.endTransmission();
	
	delay(10);
	
	Wire.beginTransmission(DS1624_ADDR);
	Wire.send(DS1624_CONFIG);
	Wire.endTransmission();
	
	Wire.requestFrom(DS1624_ADDR, 1);
	
	Wire.beginTransmission(DS1624_ADDR);
	Wire.send(DS1624_SMPL_START);
	Wire.endTransmission();

#ifdef DS1624_HANDLE_BOOT_DELAY
	delay(1500);
#endif
}

uint16_t DS1624::readTemp(void)
{
	uint16_t res = 0;
	Wire.beginTransmission(DS1624_ADDR);
	Wire.send(DS1624_READ_TEMP);
	Wire.endTransmission();
	
	Wire.requestFrom(DS1624_ADDR, 2);
	
	while (!Wire.available());
	
	res = (uint8_t) (Wire.receive())<<8;
	
	while (!Wire.available());
	
	res |= (uint8_t) Wire.receive();
	
	return res;
}