Decode Status Register into Human-Readable Flags

Code

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

char* flag_names[] = {
        "Power On\n",
        "Error\n",
        "Tx Ready\n",
        "Rx Ready\n",
        "Overheat\n",
        "Undervoltage\n",
        "Timeout\n" ,
        "Reserved\n"  
};

void decode_status(uint8_t status_reg) {
    // Your logic here
    for (int i=0;i<8; i++){
        if(status_reg&(1 <<i))
            printf(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