#!/bin/bash

function bits(){
	Ans=""
	for x in $(seq 7 -1 0); do
		B=$((1<<$x))
		if [ $(($1&$B)) -ne 0 ]; then Ans="${Ans}X"
		else Ans="${Ans}_"
		fi
	done
	echo $Ans
}

for x in $(seq 0 255); do
	printf "#define $(bits $x)\t0x%02x\n" $x
done