Siemens SIMATIC Panel PC 870 Equipment Manual page 116

Hardware Information
shared
A1
B1
A1
B1
shared
A1
B1
B1
Figure 7-2 Connector assignment on the bus module
7.6.2 Interface to the motherboard
The connection to the motherboard is established by a gold-plated 64–bit PCI
two-part connector. All the necessary bus signals (ISA and PCI) are applied to this
connector.
Pin-Nr. 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
7-26
A1 A49 A52
B1 B49 B52
A31 C1
B31
A31 C1
B31
A1 A49 A52
B1 B49 B52
A1 A49 A52
B1 B49 B52
A31 C1
B31
A1 A49 A52
B1 B49 B52
B49 B52 B63
B62
5V System Environment
Side A
TRST#
+12V
TMS
TDI
+5V
INTA#
INTC#
+5V
Reserved
+5V
Reserved
Ground
Ground
Reserved
RST#
+5V
PCI
A62
Slot 1
B62
C18 ISA
Slot 1
D1 D18
ISA
C18
Slot 2
D1 D18
A62 PCI
Slot 3
B62
A62
PCI
Slot 4
B62
C18
ISA
Slot 4
D1 D18
A62
PCI
Slot 5
B62
B94
Panel PC 870 Computing Unit Equipment Manual
Edition 12/01