Decode Status Register into Human-Readable Flags

Code

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

typedef enum
{
    PowerOn= 0,
    Error,
    TxReady,
    RxReady,
    Overheat,
    Undervoltage,
    Timeout,
    Reserved
}E_REG_VALUES;

void decode_status(uint8_t status_reg) {
    for (uint8_t index = 0; index < 8; ++index)
    {
        if (status_reg & 1)
        {
            switch(index)
            {
                case PowerOn:
                    printf("Power On\n");
                    break;
                case Error:
                    printf("Error\n");
                    break;
                case TxReady:
                    printf("Tx Ready\n");
                    break;
                case RxReady:
                    printf("Rx Ready\n");
                    break;
                case Overheat:
                    printf("Overheat\n");
                    break;
                case Undervoltage:
                    printf("Undervoltage\n");
                    break;
                case Timeout:
                    printf("Timeout\n");
                    break;
                case Reserved:
                    printf("Reserved\n");
                    break;
                default:
                    break;
            }
        }
        status_reg >>= 1;
    }
}

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

Solving Approach