| Hierarchy | 
Input | 
Constant Input | 
Unused Input | 
Floating Input | 
Output | 
Constant Output | 
Unused Output | 
Floating Output | 
Bidir | 
Constant Bidir | 
Unused Bidir | 
Input only Bidir | 
Output only Bidir | 
| S3 | 
2 | 
0 | 
0 | 
0 | 
7 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| S2 | 
2 | 
0 | 
0 | 
0 | 
7 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| S1 | 
2 | 
0 | 
0 | 
0 | 
7 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| S0 | 
2 | 
0 | 
0 | 
0 | 
7 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| comb_6 | 
10 | 
0 | 
0 | 
0 | 
2 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| comb_5 | 
10 | 
0 | 
0 | 
0 | 
2 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| comb_4 | 
10 | 
0 | 
0 | 
0 | 
2 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
| comb_3 | 
10 | 
0 | 
0 | 
0 | 
2 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 | 
0 |