Decode Status Register into Human-Readable Flags

Code

#include <stdio.h>
#include <stdint.h>
#define PowerOn (1 << 0)
#define Error (1 << 1)
#define TxReady (1 << 2)
#define RxReady (1 << 3)
#define Overheat (1 << 4)
#define UnderVoltage (1 << 5)
#define TimeOut (1 << 6)
#define Reserved (1 << 7)
void decode_status(uint8_t status_reg) {
    // Your logic here
    if(status_reg & PowerOn) printf("Power On\n");
    if(status_reg & Error) printf("Error\n");
    if(status_reg & TxReady) printf("Tx Ready\n");
    if(status_reg & RxReady) printf("Rx Ready\n");
    if(status_reg & Overheat) printf("Overheat\n");
    if(status_reg & UnderVoltage) printf("Undervoltage\n");
    if(status_reg & TimeOut) printf("Timeout\n");
    if(status_reg & Reserved) printf("Reserved\n");

}

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