#include "klawiatura.h"
#include "lcd.h"

sbit LED = P2^4;
int i = 0;
int n = 0;
int k = 1;
int counter = 0;
float voltage;
float temp;
float vref;

int main (void)
{
    LED = 1;
    ADCCON1 = 0x8E;
    //ADCCON2 = 0x03;
    ADCCON3 = 0;
    EA = 1;
    EADC = 1;
    ET2 = 1;

    TH2 = 0x4C;
    TL2 = 0x05;
    TR2 = 1;

    LCD_Start();

    while(1)
    {
        if ((counter >= 0) && (counter < 50))
        {
            k = 1;
            ADCCON2 = 0x03;
            LCD_AdresDD(0);
            //printf("%.3f", voltage);
        }
        else if ((counter >= 50) && (counter < 100))
        {
            k = 2;
            ADCCON2 = 0x04;
            LCD_AdresDD(8);
            //printf("%.2f", temp);
        }
        else if (counter >= 100)
        {
            k = 3;
            ADCCON2 = 0x0C;
            LCD_AdresDD(20);
            //printf("%.2f", vref);
            if (counter >= 150)
                counter = 0;
        }
    }
}

void interrupt_adc(void) interrupt 6
{
    TH2 = 0x4C;
    TL2 = 0x05;
    //LED = LED^1;
    i = ((ADCDATAH&0x0F)<<8)|ADCDATAL;
    n = (ADCDATAH&0xF0)>>4;
    if (k == 1)
        voltage = (1.0*i/4095)*2.5;
    else if (k == 2)
        temp = 1000*((0.5*(1.0*i/4095)*2.5)-0.3);
    else if (k == 3)
        vref = (1.0*i/4095)*2.5;
    counter++;
}