// An example to show how you can check a bit using &
// and set a bit to 0 using &

#include <stdio.h>
#include <stdint.h>

int main(void){                       //Check bit in position 1
                                      //msb   * lsb
                                      //76543210                                              
    uint8_t x = 7;                    //00000111  (7) 
    uint8_t mask = 0b00000010;        //00000010
                                      //---------
                                      //00000010

    uint8_t result = x & mask;
    if(result == 0){            
        printf("Bit at position 1 in %d is 0\n", x);      
    } else {
        printf("Bit at position 1 in %d is 1\n", x);  
    }    
                                                     
    // How could we set bit at pos 2 to 0?
    //                                    *  
    uint8_t z = 5;                 //00000101 (5)   
    mask =  0b11111011;            //11111011  
                                   //00000001 (1) 
    result= z & mask;      
    printf("%hhu\n", result);

    return 0;
}