Siemens SIMATIC Rack PC 840 - Page 136

Hardware Information
7-28
SIMATIC Rack PC 840 Manual
A5E00104826-03
Pin-Nr.
5V System Environment
Side B Side A
1 –12V TRST#
2 TCK +12V
3 Ground TMS
4 TDO TDI
5 +5V +5V
6 +5V INTA#
7 INTB# INTC#
8 INTD# +5V
9 PRSNT1# Reserved
10 Reserved +5V
11 PRSNT2# Reserved
12 Ground Ground
13 Ground Ground
14 Reserved Reserved
15 Ground RST#
16 CLK +5V
17 Ground GNT#
18 REQ# Ground
19 +5V Reserved
20 AD[31] AD[30]
21 AD[29] +3.3V
22 Ground AD[28]
23 AD[27] AD[26]
24 AD[25] Ground
25 +3.3V AD[24]
26 C/BE[3]# IDSEL
27 AD[23] +3.3V
28 Ground AD[22]
29 AD[21] AD[20]
30 AD[19] Ground
31 +3.3V AD[18]
32 AD[17] AD[16]
33 C/BE[2]# +3.3V
34 Ground FRAME#
35 IRDY# Ground
36 +3.3V TRDY#
37 DEVSEL# Ground
38 Ground STOP#
39 LOCK# +3.3V
40 PERR# SDONE
41 +3.3V SBO#
42 SERR# Ground
43 +3.3V PAR
44 C/BE[1]# AD[15]
45 AD[14] +3.3V
46 Ground AD[13]
47 AD[12] AD[11]
48 AD[10] Ground
Pin-Nr.
5V System Environment
Side B Side A
49 Ground AD[09]
50
CONNECTOR KEY
51 CONNECTOR KEY
52 AD[08] C/BE[0]#
53 AD[07] +3.3V
54 +3.3V AD[06]
55 AD[05] AD[04]
56 AD[03] Ground
57 Ground AD[02]
58 AD[01] AD[00]
59 +5V +5V
60 Reserved Reserved
61 +5V +5V
62 +5V +5V
CONNECTOR KEY
CONNECTOR KEY
63 Reserved Reserved
64 Reserved Reserved
65 Reserved Reserved
66 Ground Ground
67 Reserved Reserved
68 Reserved Reserved
69 Reserved +3.3 V
70 Ground PCI_GND_N1
71 PCI1_PCLK Ground
72 Ground PCI_GND_N2
73 PCI_REQ_N1 Ground
74 Ground PCI6_PCLK
75 PCI2_PCLK RISER_ID1
76 Ground Reserved
77 PCI_REQ_N2 RISER_ID2
78 Ground NO_GO
79 PCI_REQA_N +12V
80 PCI_GNTA_N SERIRQ_N
81 –3.3V +3.3V
82 PCI3_PCLK Ground
83 Ground PCI_GNT.N3
84 PCI_REQ_N3 Ground
85 Ground PCI4_PCLK
86 PCI_REQ_N4 Ground
87 Ground PCI_GNT_N4
88 PCI5_PCLK +3.3V
89 +3.3V PCI_GNT_N5
90 PCI_REQ_N5 +3.3V
91 Ground ISA_OSL
92 +12V +12V
93 +12V +12V
94 –12V –5V
# low active