Siemens SIMATIC Box PC 840 Manual page 157

PCI Slot Pin Assignment
5V System Environment
Pin No. Side B
1 -12V
2 TCK
3 Ground
4 TDO
5 +5V
6 +5V
7 INTB#
8 INTD#
9 PRSNT1#
10 Reserved
11 PRSNT2#
12 Ground
13 Ground
14 Reserved
15 Ground
16 CLK
17 Ground
18 REQ#
19 +5V
20 AD[31]
21 AD[29]
22 Ground
23 AD[27]
24 AD[25]
25 +3.3V
26 C/BE[3]#
27 AD[23]
28 Ground
29 AD[21]
30 AD[19]
31 +3.3V
32 AD[17]
33 C/BE[2]#
34 Ground
35 IRDY#
36 +3.3V
37 DEVSEL#
38 Ground
39 LOCK#
40 PERR#
41 +3.3V
42 SERR#
43 +3.3V
44 C/BE[1]#
45 AD[14]
46 Ground
47 AD[12]
48 AD[10]
# low active
SIMATIC Box PC 840 Manual
A5E00085984-04
Side A
TRST#
49
50
+12V
TMS
51
TDI 52
+5V
53
INTA# 54
INTC# 55
+5V
56
Reserved 57
+5V
58
Reserved 59
Ground
60
Ground 61
Reserved
62
RST#
+5V
GNT#
Ground
Reserved
AD[30]
+3.3V
AD[28]
AD[26]
Ground
AD[24]
IDSEL
+3.3V
AD[22]
AD[20]
Ground
AD[18]
AD[16]
+3.3V
FRAME#
Ground
TRDY#
Ground
STOP#
+3.3V
SDONE
SBO#
Ground
PAR
AD[15]
+3.3V
AD[13]
AD[11]
Ground
Hardware Information
5V System Environment
Side B Side A
Ground AD[09]
CONNECTOR KEY
CONNECTOR KEY
AD[08] C/BE[0]#
AD[07] +3.3V
+3.3V AD[06]
AD[05] AD[04]
AD[03] Ground
Ground AD[02]
AD[01] AD[00]
(I/O) (I/O)
+5V +5V
Reserved Reserved
+5V +5V
+5V +5V
7-35