Decode Status Register into Human-Readable Flags

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

//define bit meaning
#define POWER_ON(r, b)  (r & (1 << b))    
#define ERROR(r, b)    (r & (1 << b))
#define TX_READY(r, b)  (r & (1 << b))
#define RX_READY(r, b)  (r & (1 << b))
#define OVERHEAT(r, b)  (r & (1 << b))
#define UNDERVOLT(r, b) (r & (1 << b))
#define TIMEOUT(r, b)   (r & (1 << b))
#define RESERVED(r, b)  (r & (1 << b))

void decode_status(uint8_t status_reg) {
    // Your logic here
    if (POWER_ON(status_reg, 0)) {
        printf("Power On\n");
    }
    if (ERROR(status_reg, 1)) {
        printf("Error\n");
    }
    if (TX_READY(status_reg, 2)) {
        printf("Tx Ready\n");
    }
    if (RX_READY(status_reg, 3)) {
        printf("Rx Ready\n");
    }
    if (OVERHEAT(status_reg, 4)) {
        printf("Overheat\n");
    }
    if (UNDERVOLT(status_reg, 5)) {
        printf("Undervoltage\n");
    }
    if (RESERVED(status_reg, 6)) {
        printf("Timeout\n");
    }
    if (RX_READY(status_reg, 7)) {
        printf("Reserved");
    }
}

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

Solving Approach