#include <pic.h>
CONFIG(0x3f72);
 
#define lcd PORTB
#define rs RE0
#define rw RE1
#define en RE2
 
unsigned int adc_data, an, inttemp;
float val, analog, temp;
 
unsigned char arr1[] = "Analog I/P:";
unsigned char arr2[] = "Room Temp:";
 
void delay(unsigned int count)
{
    int i,j;
    for(i=0;i<count;i++)
        for(j=0;j<1275;j++);
}
 
void lcd_cmd(unsigned char value)
{
    rs = 0;
    rw = 0;
    lcd = value;
    en = 1;
    delay(20);
    en = 0;
}
 
void lcd_data(unsigned char item)
{
    rs = 1;
    rw = 0;
    lcd = item;
    en = 1;
    delay(20);
    en = 0;
}
 
void lcd_data_string(unsigned char *str)
{
    int i = 0;
    while(str[i] != '\0')
    {
        lcd_data(str[i]);
        i++;
        delay(10);
    }
}
 
void main()
{
    TRISB = 0X00;
    TRISE = 0X00;
    TRISA = 0XFF;
 
    ADCON0 = 0xC1;
    ADCON1 = 0xC2;
 
    lcd_cmd(0x38);
    lcd_cmd(0x0f);
    lcd_cmd(0x01);
    lcd_cmd(0x06);
 
    lcd_cmd(0x80);
    lcd_data_string(arr1);
 
    lcd_cmd(0xC0);
    lcd_data_string(arr2);
 
    while(1)
    {
        ADCON0 = 0xC1;
        GODONE = 1;
        while(GODONE);
 
        adc_data = ((ADRESH << 8) + ADRESL);
 
        val = adc_data;
        temp = adc_data;
 
        inttemp = temp * 0.48; // your original logic
 
        analog = (5.0 * val / 1023.0) * 1000; // fixed integer division
        an = analog;
 
        lcd_cmd(0x8B);
        lcd_data((an/1000)+0x30);
        lcd_data('.');
        lcd_data(((an%1000)/100)+0x30);
        lcd_data((((an%1000)%100)/10)+0x30);
        lcd_data((((an%1000)%100)%10)+0x30);
        lcd_data('V');
 
        lcd_cmd(0xCC);
        lcd_data((inttemp/1000)+0x30);
        lcd_data(((inttemp%1000)/100)+0x30);
        lcd_data((((inttemp%1000)%100)/10)+0x30);
        lcd_data((((inttemp%1000)%100)%10)+0x30);
    }
}
 

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