Decode Status Register into Human-Readable Flags

Code

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

void decode_status(uint8_t status_reg) {
    for (int i=0;i<=7;i++){
    if(status_reg&(1<<i))
    {
        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 :
        printf("Pin Not Exist\n");
            break;

    }
    }
    // Your logic here
    }
}

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