AT&T 3B2/300 Technical Reference Manual page 819

- - - - - - - - - - - - - - - - Appendix: CONNECTOR AND CABLING INFORMATION
120-PIN MPE CARD EDGE CONNECTIONS
PIN
DESCRIPTION
FUNCTION
1 BUB CONNECTOR INHIBIT SLOT O (BINHIBO[O])
INPUT
2
GROUND (GRD)
GROUND
3
OPERATIONAL INTERRUPT LEVEL 15 (OPINT15[0])
OUTPUT
4 NOT USED
NC
5 NOT USED
NC
6 +5V cvcq
POWER
7 NOT USED
NC
8 GROUND (GRD)
GROUND
9 NOT USED
NC
10
BUB DATA BIT 31 (BD31[1])
INPUT /OUTPUT
11 BUB DATA BIT 30 (BD30[1])
INPUT /OUTPUT
12
BUB DATA BIT 29 (BD29(1])
INPUT /OUTPUT
13
BUB DATA BIT 28 (BD28[1])
INPUT /OUTPUT
14
GROUND (GRD)
GROUND
15 +5v cvcq
POWER
16
BUB DATA BIT 26 (BD26[1])
INPUT /OUTPUT
17
BUB DATA BIT 27 (BD27[1])
INPUT /OUTPUT
18
BUB DATA BIT 25 (BD25[1])
INPUT /OUTPUT
19 BUB DATA BIT 24 (BD24(1])
INPUT /OUTPUT
20
GROUND (GRD)
GROUND
21
BUB DATA BIT 22 (BD22[1])
INPUT /OUTPUT
22 BUB DATA BIT 23 (BD23[1])
INPUT /OUTPUT
23
BUB DATA BIT 21 (BD21[1])
INPUT /OUTPUT
24
BUB DATA BIT 20 (BD20[1])
INPUT /OUTPUT
25 BUB DATA BIT 18 (BD18[1])
INPUT /OUTPUT
26
BUB DATA BIT 19 (BD19[1]) INPUT /OUTPUT
27
GROUND (GRD)
GROUND
28
BUB DATA BIT 17 (BD17[1])
INPUT /OUTPUT
29 BUB DATA BIT 16 (BD16[1])
INPUT /OUTPUT
30
BUB DATA BIT 14 (BD14[1])
INPUT/OUTPUT
31
BUB DATA BIT 15 (BD15(1])
INPUT/OUTPUT
32 +5V cvcq
POWER
33
BUB DATA BIT 12 (BD12(1])
INPUT /OUTPUT
34
BUB DATA BIT 13 (BD13[1])
INPUT /OUTPUT
35
NOT USED
NC
36
BUB DATA BIT 11 (BDll(l])
INPUT /OUTPUT
37
BUB DATA BIT 10 (BDlO[l])
INPUT /OUTPUT
38 NOT USED
NC
39 GROUND (GRD)
GROUND
40
BUB DATA BIT 08 (BD08[1]) INPUT /OUTPUT
41 BUB DATA BIT 09 (BD09(1])
INPUT /OUTPUT
42
BUB DATA BIT 07 (BD07[1]) INPUT /OUTPUT
43
BUB DATA BIT 06 (BD06[1]) INPUT /OUTPUT
44 BUB DATA BIT 05 (BD05[1]) INPUT /OUTPUT
45
BUB DATA BIT 04 (BD04[1])
INPUT /OUTPUT
46 GROUND (GRD)
GROUND
47
BUB DATA BIT 03 (BD03[1]) INPUT/OUTPUT
48 BUB DATA BIT 02 (BD02[1]) INPUT /OUTPUT
49 BUB DATA BIT 00 (BDOO[l])
INPUT/OUTPUT
50 BUB DATA BIT 01 (BDOl[l])
INPUT /OUTPUT
51
GROUND (GRD) GROUND
52
NOT USED NC
53
NOT USED NC
54 NOT USED
NC
55 NOT USED NC
56 +5V cvcq
POWER
57 BUB ADDRESS BIT 26 (BA26[1])
INPUT /OUTPUT
58 BUB ADDRESS BIT 25 (BA25(1])
INPUT/OUTPUT
59 BUB ADDRESS BIT 24 (BA24[1]) INPUT /OUTPUT
60 BUB ADDRESS BIT 23 (BA23(1]) INPUT /OUTPUT
CONNECTOR AND CABLING INFORMATION B-237