a c d j
111a 1234 5612 3123
0x1000 = 0001 0000 0000 0000 >> 12 == 0000 0000 0000 000a 000a 0000 0000 0000 >> 12 == 0000 0000 0000 000a
0x0FC0 = 0000 1111 1100 0000 >> 6 == 0000 0000 00 c1..6 0000 c1..6 00 0000 >> 6 == 0000 0000 00 c1..6
0x0038 = 0000 0000 0011 1000 >> 3 == 0000 0000 0000 0 d1..3 0000 0000 00d1.3000 >> 3 == 0000 0000 0000 0 d1..3
0x0007 = 0000 0000 0000 0111 >> 0 == 0000 0000 0000 0 j1..3
a = (I & 0x1000) >> 12;
c = (I & 0x0FC0) >> 6;
d = (I & 0x0038) >> 3;
j = (I & 0x0007) >> 0;