Decode Status Register into Human-Readable Flags

Code

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

void decode_status(uint8_t status_reg) {
    // Your logic here
char* mapping [] = { 
  "Power On",
  "Error",
  "Tx Ready",
  "Rx Ready",
  "Overheat",
  "Undervoltage",
  "Timeout",
  "Reserved"
};
for (int i =0 ; i<8; i++){
    if (status_reg & (1 << i)) {
    printf ("%s\n",mapping[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