// (c) www.chiptron.wz.cz

#include <avr/io.h>
#include <util/delay.h>

#include "lcd.h"


//incializace adc
    void init_ADC()   { 

    ADMUX=(1<<REFS0); 
    ADCSRA=(1<<ADEN)|(7<<ADPS0); 
        } 
    //cteni z adc  
    unsigned int read_ADC(unsigned char kanal)   { 
    ADC=0;
    kanal=kanal&0b00000111; 
    ADMUX|=kanal; 
    
    ADCSRA|=(1<<ADSC); 

    while(!(ADCSRA & (1<<ADIF)));    
    
    ADCSRA|=(1<<ADIF);
    kanal=0;
    return ADC; 
    }

  


int main(void)
{
    unsigned int vysledek;


    
    
   


while(1){


    //incializace lcd
	InitLCD(LS_BLINK|LS_ULINE);

	//smazani lcd
	LCDClear();

    init_ADC();		//inicializace AD

	//vypis textu


        vysledek=read_ADC(0);	//merime na kanalu 0 (PC0) :-)
        vysledek=vysledek*4.930; 
	    LCDWriteIntXY(0,0,vysledek,4);
        LCDWriteStringXY(4,0,"mV");
	    LCDWriteStringXY(1,1,"chiptron.wz.cz");
        LCDWriteStringXY(16,1,"");





        vysledek=read_ADC(1);	//merime na kanalu 1 (PC1) :-)
        vysledek=vysledek*4.930; 
	    LCDWriteIntXY(10,0,vysledek,4);
        LCDWriteStringXY(14,0,"mV");
        LCDWriteStringXY(1,1,"chiptron.wz.cz");
        LCDWriteStringXY(16,1,"");

    }

}