NuBus pinouts (as viewed from the front edge of the card) are as follows:
Pin # Row A Row B Row C
----- ----- ----- -----
1 -12 -12 /RESET
2 N.C. GND N.C.
3 /SPV GND +5
4 /SP +5 +5
5 /TM1 +5 /TM0
6 /AD1 +5 /AD0
7 /AD3 +5 /AD2
8 /AD5 N.C. /AD4
9 /AD7 N.C. /AD6
10 /AD9 N.C. /AD8
11 /AD11 N.C. /AD10
12 /AD13 GND /AD12
13 /AD15 GND /AD14
14 /AD17 GND /AD16
15 /AD19 GND /AD18
16 /AD21 GND /AD20
17 /AD23 GND /AD22
18 /AD25 GND /AD24
19 /AD27 GND /AD26
20 /AD29 GND /AD28
21 /AD31 GND /AD30
22 GND GND GND
23 GND GND /PFW
24 /ARB1 N.C. /ARB0
25 /ARB3 N.C. /ARB2
26 /ID1 N.C. /ID0
27 /ID3 N.C. /ID2
28 /ACK +5 /START
29 +5 +5 +5
30 /RQST GND +5
31 /NMRQ GND GND
32 +12 +12 /CLK
Pinouts for the DB-9 are:
Pin # Wire # Signal
----- ------ ------
Shield 1, Shield Chassis Ground
1 4, Red Receive
2 Digital Ground
3 +5 Volts, fused
4 Digital Ground
5 3, Orange Transmit
6 5, Green Receive
7 Digital Ground
8 Digital Ground
9 2, Black Transmit
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