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PCI Bus Connector Pinouts
Table 4–1 PCI Bus Connector Pinouts (Continued)
Pin
Signal
B11
PRSNT2#
B15
Gnd
B19
Vdd
B23
AD[27]
B27
AD[23]
B31
+3V
B35
IRDY#
B39
LOCK#
B43
+3V
B47
AD[12]
B51
Not used
B55
AD[05]
B59
Vdd
64-Bit PCI Connectors Only (J23, J26)
A63
Gnd
A67
PAR64
A71
D[58]
A75
Vdd
A79
D[48]
A83
D[42]
A87
Gnd
A91
D[32]
B63
—
B67
Gnd
B71
D[59]
B75
D[53]
B79
Vdd
B83
D[43]
B87
D[37]
B91
Gnd
AlphaPC 164LX Connector Pinouts
4–2
Pin
Signal
B12
Gnd
B16
CLK
B20
AD[31]
B24
AD[25]
B28
Gnd
B32
AD[17]
B36
+3V
B40
PERR#
B44
C/BE#[1]
B48
AD[10]
B52
AD[08]
B56
AD[03]
B60
ACK64#
A64
C/BE#[7]
A68
D[62]
A72
Gnd
A76
D[52]
A80
D[46]
A84
Vdd
A88
D[36]
A92
—
B64
Gnd
B68
D[63]
B72
D[57]
B76
Gnd
B80
D[47]
B84
D[41]
B88
Vdd
B92
—
Pin
Signal
B13
Gnd
B17
Gnd
B21
AD[29]
B25
+3V
B29
AD[21]
B33
C/BE#[2]
B37
DEVSEL#
B41
+3V
B45
AD[14]
B49
Gnd
B53
AD[07]
B57
Gnd
B61
Vdd
A65
C/BE#[5]
A69
Gnd
A73
D[56]
A77
D[50]
A81
Gnd
A85
D[40]
A89
D[34]
A93
Gnd
B65
C/BE#[6]
B69
D[61]
B73
Gnd
B77
D[51]
B81
D[45]
B85
Gnd
B89
D[35]
B93
—
Pin
Signal
B14
—
B18
REQ#
B22
Gnd
B26
C/BE#[3]
B30
AD[19]
B34
Gnd
B38
Gnd
B42
SERR#
B46
Gnd
B50
Not used
B54
+3V
B58
AD[01]
B62
Vdd
A66
Vdd
A70
D[60]
A74
D[54]
A78
Gnd
A82
D[44]
A86
D[38]
A90
Gnd
A94
—
B66
C/BE#[4]
B70
Vdd
B74
D[55]
B78
D[49]
B82
Gnd
B86
D[39]
B90
D[33]
B94
Gnd
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