han's logs at JLab

a debug adapter for a typical lan cable

Female
       _____
 _____|     |_____
|                 |
| 8 7 6 5 4 3 2 1 |
|_________________|

1 : blue
2 : orange
3 : black    ---> 5 (*)
4 : red      ---> 2
5 : green    ---> 3
6 : yellow   ---> 5 (*)
7 : brown
8 : white 

Note that 3 black represents RGND and 6 yellow does TGND. Thus, no matter which ground we use....