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Appendix C: Connectors
97
PMC B connectors
J21 connector
Table C-10. J21 pinout (32-bit local PCI)
Pin
Signal
Pin
Signal
1
N.C. (TCK)
2
–12V
3
GND
4
PMC:~INTA
5
PMC:INTB
6
PMC:~INTC
7
PMCB:~BUSMODE1
8
VCC
9
PMC:~INTD
10
No connect
11
GND
12
No connect
13
LPCI:CLK
14
GND
15
GND
16
PMC:~GNT
17
PMC:~REQ
18
VCC
19
V(I/O)(+3.3V)
20
LPCI:AD[31]
21
LPCI:AD[28]
22
LPCI:AD[27]
23
LPCI:AD[25]
24
GND
25
GND
26
LPCI:C/~BE[3]
27
LPCI:AD[22]
28
LPCI:AD[21]
29
LPCI:AD[19]
30
VCC
31
V(I/O)(+3.3V)
32
LPCI:AD[17]
33
LPCI:~FRAME
34
GND
35
GND
36
LPCI:~IRDY
37
LPCI:~DEVSEL
38
VCC
39
GND
40
LPCI:~LOCK
41
LPCI:~SDONE
42
LPCI:~SBO
43
LPCI:PAR
44
GND
45
V(I/O)(+3.3V)
46
LPCI:AD[15]
47
LPCI:AD[12]
48
LPCI:AD[11]
49
LPCI:AD[09]
50
VCC
51
GND
52
LPCI:C/~BE[0]
53
LPCI:AD[06]
54
LPCI:AD[05]
55
LPCI:AD[04]
56
GND
57
V(I/O)(+3.3V)
58
LPCI:AD[03]
59
LPCI:AD[02]
60
LPCI:AD[01]
61
LPCI:AD[00]
62
VCC
63
GND
64
No connect
1
2
63
64
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