/*
   Plik main.c
   TERMOMETR
*/
#define F_CPU 1000000UL
#include <avr/io.h>
#include <util/delay.h>
#include "hd44780.h"
#include "ds1820.h"

void lcd(void){
    _delay_ms(1000);
    lcd_init();
    LCD_DISPLAY(LCDDISPLAY);
        LCD_CLEAR;
        LCD_LOCATE(5,0);
        LCD_WRITE_DATA('W');
        _delay_ms(200);
        LCD_WRITE_DATA('i');
        _delay_ms(200);
        LCD_WRITE_DATA('t');
        _delay_ms(200);
        LCD_WRITE_DATA('a');
        _delay_ms(200);
        LCD_WRITE_DATA('j');
        _delay_ms(200);
        LCD_WRITE_DATA('!');
        _delay_ms(2000);
        LCD_CLEAR;
        LCD_LOCATE(1,0);
        lcd_puts("Milej podrozy");
        _delay_ms(100);
        LCD_LOCATE(0,4);
        lcd_puts("Michale!");
        _delay_ms(2200);
        LCD_CLEAR;
}

int main(){
    unsigned char sprawdz;
    char temp1, temp2, temp3, temp4;
    temp1=temp2=temp3=temp4=0;
    lcd();
    while(1)
    {
        sprawdz=RESET_PULSE();
        if(sprawdz==1){
            send_byte(0xF0);
            send_byte(0x44);
            _delay_ms(750);
            sprawdz=RESET_PULSE();
            send_byte(0xCC);
            send_byte(0xBE);
            temp1=read_byte();
            temp2=read_byte();
            sprawdz=RESET_PULSE();
            float temp=0;
            temp=(float)(temp1+(temp2*256))/2.0;
            dtostrf(temp,5,1,buf);
            LCD_LOCATE(0,0);
            lcd_puts(buf);
            _delay_ms(200);
        }
        else{
            LCD_LOCATE(0,0);
            lcd_puts("Nie wykryto DSa");
        }
        LCD_CLEAR;
    }
    return 0;
}