Data General AViiON 5500 Series, Установка, расширение и обслуживание

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Integrated I/O connectors and signals
A-12
014–002250–01
Table A–6 Expansion SCSI bus connector signals
Signal (Differential) Signal (Single–ended) Contact number
15 Ground +DB(P)
16 Ground DIFFSENS
17 TERMPWR TERMPWR
18 TERMPWR TERMPWR
19 Ground RESERVED
20 Ground +ATN
21 Ground Ground
22 Ground +BSY (high Busy)
23 Ground +ACK (high Acknowledge)
24 Ground +RST (high Reset)
25 Ground +MSG (high Message)
26 Ground +SEL (high Select)
27 Ground +C/D (high Control/Data)
28 Ground +REQ (high Request)
29 Ground +I/O (high Input/Output)
30 Ground GROUND
31 Ground +DB(8)
32 Ground +DB(9)
33 Ground +DB(10)
34 Ground +DB(11)
35 –DB(12) –DB(12)
36 –DB(13) –DB(13)
37 –DB(14) –DB(14)
38 –DB(15) –DB(15)
39 –DB(P1) –DB(P1)
40 –DB(0) GROUND
41 –DB(1) –DB(0)
42 –DB(2) –DB(1)
43 –DB(3) –DB(2)
44 –DB(4) –DB(3)
45 –DB(5) –DB(4)
46 –DB(6) –DB(5)
47 –DB(7) –DB(6)
48 –DB(P) –DB(7)
49 GROUND –DB(P)
50 GROUND GROUND
Continued