  v.2  v.1
============================
.   v.1    v.2
------------------
A      PB0    PB3
B      PB2    PB1
C      PB4    PB6
D      PB5    PB5
E      PB6    PB4
F      PB1    PB2
G      PB3    PB0

Digits_OK  : F7, 94, ED, BD, 9E, BB, FB, 95, FF, BF, EA, CF, 80
Digits_OA  : 88, EB, 92, C2, E1, C4, 84, EA, 80, C0, 95, B0, FF
Digits_OKVT: FE, C2, BB, EB, C7, ED, FD, CA, FF, EF, B5, 9F, 80  *  
Bits_OK  : FB, F7, FD, EF, FE
Bits_OA  : E4, E8, E2, F0, E1
Bits_OKVT: F0, E4, E1, E8, E2  *  
 
   D
 ---------------------
OK       : $FF -> PortD
OKVT  OA: $60 -> PortD

   B
 ---------------------
OK, OKVT: $80 -> PortB
OA      : $FF -> PortB 