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EXPANSION ...86 PIN EDGE (.1) (P2)
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See Appendix K for the 100 pin zorro ii and zorro iii bus connector
PIN A500 A1000 A2000 A2000b FUNCTION
--- ---- ----- ----- ------ --------
1 x x x x ground
2 x x x x ground
3 x x x x ground
4 x x x x ground
5 x x x x +5VDC
6 x x x x +5VDC
7 x x x x No Connect
8 x x x x -5VDC
9 x x No Connect
x x 28MHz Clock
10 x x x x +12VDC
11 x x x No Connect
x /COPCFG (Configuration Out)
12 x x x x CONFIG IN, Grounded
13 x x x x Ground
14 x x x x /C3 Clock
15 x x x x CDAC Clock
16 x x x x /C1 Clock
17 x x x x /OVR
18 x x x x RDY
19 x x x x /INT2
20 x /PALOPE
x x No Connect
x /BOSS
21 x x x x A5
22 x x x x /INT6
23 x x x x A6
24 x x x x A4
25 x x x x ground
26 x x x x A3
27 x x x x A2
28 x x x x A7
29 x x x x A1
30 x x x x A8
31 x x x x FC0
32 x x x x A9
33 x x x x FC1
34 x x x x A10
35 x x x x FC2
36 x x x x A11
37 x x x x Ground
38 x x x x A12
39 x x x x A13
40 x x x x /IPL0
41 x x x x A14
42 x x x x /IPL1
43 x x x x A15
44 x x x x /IPL2
45 x x x x A16
46 x x x x BEER*
47 x x x x A17
48 x x x x /VPA
49 x x x x Ground
50 x x x x E Clock
51 x x x x /VMA
52 x x x x A18
53 x x x x RST
54 x x x x A19
55 x x x x /HLT
56 x x x x A20
57 x x x x A22
58 x x x x A21
59 x x x x A23
60 x x x /BR
x /CBR
61 x x x x Ground
62 x x x x /BGACK
63 x x x x D15
64 x x x /BG
x /CBG
65 x x x x D14
66 x x x x /DTACK
67 x x x x D13
68 x x x x R/W
69 x x x x D12
70 x x x x /LDS
71 x x x x D11
72 x x x x /UDS
73 x x x x Ground
74 x x x x /AS
75 x x x x D0
76 x x x x D10
77 x x x x D1
78 x x x x D9
79 x x x x D2
80 x x x x D8
81 x x x x D3
82 x x x x D7
83 x x x x D4
84 x x x x D6
85 x x x x Ground
86 x x x x D5