Macro-Based Register Config Helper

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

// Define macros here

uint16_t build_register(uint8_t enable, uint8_t mode, uint8_t speed) {
    uint16_t res = 0;

    res |= (enable & 0x01);          
    
    res |= ((mode & 0x03) << 1);     
    
    res |= ((speed & 0x07) << 3);   

    return res;
}

int main() {
    uint8_t enable, mode, speed;
    scanf("%hhu %hhu %hhu", &enable, &mode, &speed);

    uint16_t reg = build_register(enable, mode, speed);
    printf("%u", reg);
    return 0;
}