local bytes = {0xA9, 0x06, 0x06, 0xC6}
		local b1 = bit32.lshift(bit32.band(bytes[1],0xFF),24)
		local b2 = bit32.lshift(bit32.band(bytes[2],0xFF),16)
		local b3 = bit32.lshift(bit32.band(bytes[3],0xFF),8)
		local b4 = bit32.band(bytes[4],0xFF)
		local dword = bit32.bxor(b1,b2,b3,b4)  --b1+b2+b3+b4--

		print(('DWord: %02X'):format(dword))

		local b1b = bit32.band(bit32.rshift(dword, 24), 0xFF)
		local b2b = bit32.band(bit32.rshift(dword, 16), 0xFF)
		local b3b = bit32.band(bit32.rshift(dword, 8), 0xFF)
		local b4b = bit32.band(dword, 0xFF)
		print(('b1: 0x%02X b2: 0x:%02X b3: %02X b4: %02X'):format(b1b,b2b,b3b,b4b))