sbit LCD_RS at LATD2_bit;
sbit LCD_EN at LATD3_bit;
sbit LCD_D4 at LATD4_bit;
sbit LCD_D5 at LATD5_bit;
sbit LCD_D6 at LATD6_bit;
sbit LCD_D7 at LATD7_bit;
sbit LCD_RS_Direction at TRISD2_bit;
sbit LCD_EN_Direction at TRISD3_bit;
sbit LCD_D4_Direction at TRISD4_bit;
sbit LCD_D5_Direction at TRISD5_bit;
sbit LCD_D6_Direction at TRISD6_bit;
sbit LCD_D7_Direction at TRISD7_bit;

void main()
{
 int a;
 char s[16];
 Lcd_Init();
 Lcd_Cmd(_Lcd_Cursor_Off);
 
 TRISBbits.TRISB1 = 1;
 AD1PCFGbits.PCFG1 = 0; //pin RB1 definisan kao analogni ulaz
 AD1CON1bits.ADON = 0;
 AD1CON1bits.FORM0 = 0;
 AD1CON1bits.FORM1 = 0; //izlazni format integer
 AD1CON1bits.ASAM = 0; //set SAMP - start odabiranja
 AD1CON1bits.SSRC0 = 0; //clear SAMP - start konverzije
 AD1CON1bits.SSRC1 = 0;
 AD1CON1bits.SSRC2 = 0;
 AD1CHS  = 0x0001;  // kanal 1
 AD1CON3bits.ADRC = 0; // interni takt
 AD1CON3bits.ADCS = 3; //TAD = TCY(ADCS+1)
 AD1CON1bits.ADON = 1;  //ADC on
  while (1)
  {
      AD1CON1bits.SAMP = 1;	     //start odabiranja
      Delay_ms(50);                // odabira ...
      AD1CON1bits.SAMP = 0;        //Clear SAMP bit,start konverzije
      while (AD1CON1bits.DONE == 0);//ceka kraj konverzije
      a = ADC1BUF0;		     //ocitava se rezultat konverzije
      IntToStr(a, s);
      Lcd_Out(1,1,"napon:");
      Lcd_Out(2,1,s);
      delay_ms(50);
  }
}

//------------------------------------------------------------------------------------------//

sbit LCD_RS at LATD2_bit;
sbit LCD_EN at LATD3_bit;
sbit LCD_D4 at LATD4_bit;
sbit LCD_D5 at LATD5_bit;
sbit LCD_D6 at LATD6_bit;
sbit LCD_D7 at LATD7_bit;
sbit LCD_RS_Direction at TRISD2_bit;
sbit LCD_EN_Direction at TRISD3_bit;
sbit LCD_D4_Direction at TRISD4_bit;
sbit LCD_D5_Direction at TRISD5_bit;
sbit LCD_D6_Direction at TRISD6_bit;
sbit LCD_D7_Direction at TRISD7_bit;

void main()
{
 int a;
 char s[16];
 Lcd_Init();
 Lcd_Cmd(_Lcd_Cursor_Off);
 
 TRISBbits.TRISB10 = 1;
 AD1PCFGbits.PCFG10 = 0;
 AD1CON1bits.ADON = 0;
 AD1CON1bits.FORM0 = 0;
 AD1CON1bits.FORM1 = 0; //izlazni format integer
 AD1CON1bits.ASAM = 1; //start odabiranja automatski, po zavrsetku konverzije
 AD1CON1bits.SSRC0 = 0; //clear SAMP - start konverzije
 AD1CON1bits.SSRC1 = 0;
 AD1CON1bits.SSRC2 = 0;
 AD1CHS  = 0x000A;  // kanal 10
 AD1CON3bits.ADRC = 0; // interni takt
 AD1CON3bits.ADCS = 3; //TAD = TCY(ADCS+1)
 AD1CHS  = 0x000A;
 AD1CON1bits.ADON = 1;
 while (1)
 {
      Delay_ms(50);
      AD1CON1bits.SAMP = 0; //Clear SAMP bit, start konverzije
      while (AD1CON1bits.DONE == 0);
      a = ADC1BUF0;
      IntToStr(a, s);
      Lcd_Out(1,1,"napon:");
      Lcd_Out(2,1,s);
 }
}

//-----------------------------------------------------------------------------------//
sbit LCD_RS at LATD2_bit;
sbit LCD_EN at LATD3_bit;
sbit LCD_D4 at LATD4_bit;
sbit LCD_D5 at LATD5_bit;
sbit LCD_D6 at LATD6_bit;
sbit LCD_D7 at LATD7_bit;
sbit LCD_RS_Direction at TRISD2_bit;
sbit LCD_EN_Direction at TRISD3_bit;
sbit LCD_D4_Direction at TRISD4_bit;
sbit LCD_D5_Direction at TRISD5_bit;
sbit LCD_D6_Direction at TRISD6_bit;
sbit LCD_D7_Direction at TRISD7_bit;

void main()
{
 int a;
 char s[16];
 Lcd_Init();
 Lcd_Cmd(_Lcd_Cursor_Off);
 
 TRISBbits.TRISB10 = 1;
 AD1PCFGbits.PCFG10 = 0;
 AD1CON1bits.ADON = 0;
 AD1CON1bits.FORM0 = 0;
 AD1CON1bits.FORM1 = 0; //izlazni format integer
 AD1CON1bits.ASAM = 1; //start odabiranja automatski, po zavrsetku konverzije
 AD1CON1bits.SSRC0 = 0; //timer3 definise kraj odabiranja i pocetak konverzije
 AD1CON1bits.SSRC1 = 1;
 AD1CON1bits.SSRC2 = 0;
 AD1CHS  = 0x000A;  // kanal 10
 AD1CON3bits.ADRC = 0; // interni takt
 AD1CON3bits.ADCS = 0; //TAD = TCY(ADCS+1)
 //AD1CON3bits.SAMC = 0b01111; //15*TAD=15*(2/Fosc)=3us vrijeme izmedu starta
                              //akvizicije i satrta konverzije
 TMR3   = 0;		//Reset timer3
 PR3    = 0x3FFF;   //PR3,broj taktova timera3 izmedu dva starta
                    //konverzije
 T3CON  = 0x8000;	//timer3 ON, preskaler 1:1
 AD1CON1bits.ADON = 1;
  while (1)
  {
     while (AD1CON1bits.DONE == 0);
     a = ADC1BUF0;
     IntToStr(a, s);
     Lcd_Out(1,1,"napon:");
     Lcd_Out(2,1,s);
  }
}