CARD NR                 DOR DRIVER VERSION
/proc/driver/domhub/card0 -- 00aj
/proc/driver/domhub/card1 -- 00aj
/proc/driver/domhub/card2 -- 00aj
/proc/driver/domhub/card3 -- 00aj
/proc/driver/domhub/card4 -- 00aj
/proc/driver/domhub/card5 -- 00aj
/proc/driver/domhub/card7 – 00aj

0: DOR card number set by selector switch on card (must be unique)
0: wire pair# 0,1,2,3 
A: Terminate, B otherwise

0 0 A: NOT communicating
0 0 B: NOT communicating
0 1 A: communicating
0 1 B: communicating
1 0 A: communicating
1 0 B: communicating
1 1 A: communicating
1 1 B: communicating
2 0 A: communicating
2 0 B: communicating
2 1 A: communicating
2 1 B: communicating
3 0 A: communicating
3 0 B: communicating
3 1 A: communicating
3 1 B: communicating
4 0 A: communicating
4 0 B: communicating
4 1 A: communicating
4 1 B: communicating
5 0 A: communicating
5 0 B: communicating
5 1 A: communicating
5 1 B: communicating
7 0 A: communicating
7 0 B: NOT communicating
7 1 A: communicating
7 1 B: NOT communicating