Decode Status Register into Human-Readable Flags

Code

#include <stdio.h>
#include <stdint.h>
const char *flag_names[8] = {
    "Power On",
    "Error",
    "Tx Ready",
    "Rx Ready",
    "Overheat",
    "Undervoltage",
    "Timeout",
    "Reserved"
};
void decode_status(uint8_t status_reg) {

for(int i=0;i<8;i++){
    if((status_reg & (1<<i))>0){
        printf("%s\n",flag_names[i]);
    }
}
}


int main() {
    uint8_t reg;
    scanf("%hhu", &reg);
    decode_status(reg);
    return 0;
}

Solving Approach

 

 

 

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Input

13

Expected Output

Power On Tx Ready Rx Ready