C

temperature sensor data

#include<stdio.h>
int main()
{    
  short unsigned int hex_data;   
  char msb,lsb;   
  float temp;    
  int sign=1;   
   printf("Enter hex data
"); 
  scanf("%hx",&hex_data);  
  printf("%hx",hex_data);   
  msb=(hex_data>>8);   
  printf("%c",msb);   
  lsb=hex_data;     
  if((msb>>8)&1)   
  {       
    sign=(-1);      
    printf("Enter
");    
    temp=msb+((lsb<<7)&1)*0.5;  
  }    
  temp=(sign*(msb+(((lsb>>8)&1)*0.5)));  
  printf("%0.1f",temp); 
}