IBM NetVista X40 Technical Information Manual page 35

Table 22. PCI connector pin assignments
Pin Signal
A17 GNT#
A18 Ground
A19 PCIPME
A20 Address/data 30
A21 +3.3 V dc
A22 Address/data 28
A23 Address/data 26
A24 Ground
A25 Address/data 24
A26 IDSEL
A27 +3.3 V dc
A28 Address/data 22
A29 Address/data 20
A30 Ground
A31 Address/data 18
A32 Address/data 16
A33 +3.3 V dc
A34 FRAME#
A35 Ground
A36 TRDY#
A37 Ground
A38 STOP#
A39 +3.3 V dc
A40 SDONE
A41 SBO#
A42 Ground
A43 +3.3 V dc
A44 C/BE(1)#
A45 Address/data 14
A46 Ground
A47 Address/data 12
A48 Address/data 10
A49 Ground
A50 Key
A51 Key
I/O Pin
O B17
N/A B18
N/A B19
I/O B20
N/A B21
I/O B22
I/O B23
I/O B24
I/O B25
O B26
N/A B27
I/O B28
I/O B29
I/O B30
I/O B31
I/O B32
N/A B33
I/O B34
N/A B35
I/O B36
N/A B37
I/O B38
N/A B39
I/O B40
I/O B41
N/A B42
N/A B43
I/O B44
I/O B45
N/A B46
I/O B47
I/O B48
N/A B49
N/A B50
N/A B51
Signal I/O
Ground N/A
REQ# I
+5 V dc (I/O) N/A
Address/data 31 I/O
Address/data 29 I/O
Ground N/A
Address/data 27 I/O
Address/data 25 N/A
+3.3 V dc N/A
C/BE 3# I/O
Address/data 23 I/O
Ground N/A
Address/data 21 I/O
Address/data 19 N/A
+3.3 V dc N/A
Address/data 17 I/O
C/BE2# I/O
Ground N/A
IRDY# I/O
+3.3 V dc N/A
DEVSEL# I/O
Ground N/A
LOCK# I/O
PERR# I/O
+3.3 V dc N/A
SERR# I/O
+3.3 V dc N/A
C/BE 1# I/O
Address/data 14 I/O
Ground N/A
Address/data 12 I/O
Address/data 10 I/O
Ground N/A
Key N/A
Key N/A
Appendix A. Connector pin assignments
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