0	0	0	0	# addr0
1	0	0	0	# addr1
0	1	0	0	...
1	1	0	0
0	0	1	0
1	0	1	0
0	1	1	0
1	1	1	0
0	0	0	1
1	0	0	1
0	1	0	1
1	1	0	1
0	0	1	1
1	0	1	1
0	1	1	1
1	1	1	1

#data0	#data1	#data2	#data3
#lowest bit on left side
