Format Specifier for HEX BY Abdul ki magic

PrintfHexFormatSp.c

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

char hex_string[2];
int main(void)
{
    uint8_t check_sum = 242;

    sprintf(hex_string, "%02X", check_sum);
    for(int i=0; i<4;i++)
        printf("%c\n",hex_string[i]);
    printf("0: %s\n", hex_string);
    return 0;
}