Decode Status Register into Human-Readable Flags

Code

#include <stdio.h>
#include <stdint.h>
char array_print[8][20] = {"Power On", "Error", "Tx Ready", "Rx Ready", "Overheat", "Undervoltage", "Timeout", "Reserved"}; 
void decode_status(uint8_t status_reg) {
    int i = 0; 
    while(i <= 7)
    {
        if((status_reg & (1 << i))) printf("%s\n", array_print[i]); 
        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