Decode Status Register into Human-Readable Flags

Code

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

const char *state[8]=
{
    "Power On", "Error", "Tx Ready", "Rx Ready", "Overheat", "Undervoltage", "Timeout" , "Reserved"
};

void decode_status(uint8_t status_reg) {
    // Your logic here
    for(int i = 0; i < 8; i++)
    {
        if(status_reg & (1<<i)) printf("%s\n", state[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