#include <stdio.h>
#include <stdint.h>
void decode_status(uint8_t status_reg) {
//13= 0000 1101
int mask=1;
for(int i=0;i<8;i++)
{
if(status_reg&mask<<i) // 0000 1101 & 0000 0001= 0000 0001
{
switch(i)
{
case 0:printf("Power On\n");break;
case 1:printf("Error\n");break;
case 2:printf("Tx Ready\n");break;
case 3:printf("Rx Ready\n");break;
case 4:printf("Overheat\n");break;
case 5:printf("Undervoltage\n");break;
case 6:printf("Timeout\n");break;
case 7:printf("Reserved\n");break;
default:break;
}
mask=1;
}
}
}
int main() {
uint8_t reg;
scanf("%hhu", ®);
decode_status(reg);
return 0;
}Solving Approach
Input
13
Expected Output
Power On Tx Ready Rx Ready