Appendix A. Connector Pin Assignments
PCI Connector
B1
A1
B62
B49 B52
A62
A49 A52
Figure 11. PCI Connector
Note: The PCI connectors are part of the riser card.
Table 49 (Page 1 of 2). 124-Pin Assignments for the PCI Connector
Pin
Signal Name
I/O
Pin
Signal Name
I/O
A1
TRST#
O
B1
−
12 V dc
NA
A2
+
12 V dc dc
NA
B2
TCK
O
A3
TMS
O
B3
Ground
NA
A4
TDI
O
B4
TDO
I
A5
+
5 V dc
NA
B5
+
5 V dc
NA
A6
INTA#
I
B6
+
5 V dc
NA
A7
INTC#
I
B7
INTB#
I
A8
+
5 V dc
NA
B8
INTD#
I
A9
Reserved
NA
B9
PRSNT1#
I
A10
+
5 V dc (I/O)
NA
B10
Reserved
NA
A11
Reserved
NA
B11
PRSNT2
I
A12
Ground
NA
B12
Ground
NA
A13
Ground
NA
B13
Ground
NA
A14
Reserved
NA
B14
Reserved
NA
A15
RST#
O
B15
Ground
NA
A16
+
5 V dc (I/O)
NA
B16
CLK
O
A17
GNT#
O
B17
Ground
NA
A18
Ground
NA
B18
REQ#
I
A19
Reserved
NA
B19
+
5 V dc (I/O)
NA
A20
Address/Data 30
I/O
B20
Address/Data 31
I/O
A21
+
3.3 V dc
NA
B21
Address/Data 29
I/O
A22
Address/Data 28
I/O
B22
Ground
NA
A23
Address/Data 26
I/O
B23
Address/Data 27
I/O
A24
Ground
NA
B24
Address/Data 25
I/O
A25
Address/Data 24
I/O
B25
+
3.3 V dc
NA
A26
IDSEL
O
B26
C/BE 3#
I/O
A27
+
3.3 V dc
NA
B27
Address/Data 23
I/O
A28
Address/Data 22
I/O
B28
Ground
NA
A29
Address/Data 20
I/O
B29
Address/Data 21
I/O
A30
Ground
NA
B30
Address/Data 19
I/O
A31
Address/Data 18
I/O
B31
+
3.3 V dc
NA
A32
Address/Data 16
I/O
B32
Address/Data 17
I/O
A33
+
3.3 V dc
NA
B33
C/BE 2#
I/O
40
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