Binary
			
	2^7	2^6	2^5	2^4	2^3 2^2	2^1	2^0
	128	64	32	16	8	4	2	1
	_______________________________		Decimal		Hex
					0	0	0	0	=	0			0
					0	0	0	1	=	1			1
					0	0	1	0	=	2			2	
					0	0	1	1	=	3			3
					0	1	0	0	=	4			4
					0	1	0	1	=	5			5
					0	1	1	0	=	6			6
					0	1	1	1	=	7			7
					1	0	0	0	=	8			8
					1	0	0	1	=	9			9
					1	0	1	0	=	10			A
					1	0	1	1	=	11			B
					1	1	0	0	=	12			C
					1	1	0	1	=	13			D
					1	1	1	0	=	14			E
					1	1	1	1	=	15			F