Specifications
PCIe/104 and PCI/104-Express Specification Revision 3.0 February 17, 2015 Page 12
Table 2-3 Connector A, Type 1 Pin Assignments
1 USB_OC# PE_RST# 2 2 PE_RST# USB_OC# 1
3
3.3V 3.3V
44
3.3V 3.3V
3
5 USB_1p USB_0p 6 6 USB_0p USB_1p 5
4 PCIe x1
7 USB_1n USB_0n 8 8 USB_0n USB_1n 7
PCIe x 16
9
GND GND
10 10
GND GND
9
2 USB 2.0
11 PEx1_1Tp PEx1_0Tp 12 12 PEx1_0Tp PEx1_1Tp 11
1 SMB
13 PEx1_1Tn PEx1_0Tn 14 14 PEx1_0Tn PEx1_1Tn 13
xxx
Mis c.
15
GND GND
16 16
GND GND
15
xxx
Pw r / Gn d
17 PEx1_2Tp PEx1_3Tp 18 18 PEx1_3Tp PEx1_2Tp 17
19 PEx1_2Tn PEx1_3Tn 20 20 PEx1_3Tn PEx1_2Tn 19
21
GND GND
22 22
GND GND
21
23 PEx1_1Rp PEx1_0Rp 24 24 PEx1_0Rp PEx1_1Rp 23
25 PEx1_1Rn PEx1_0Rn 26 26 PEx1_0Rn PEx1_1Rn 25
27
GND GND
28 28
GND GND
27
29 PEx1_2Rp PEx1_3Rp 30 30 PEx1_3Rp PEx1_2Rp 29
31 PEx1_2Rn PEx1_3Rn 32 32 PEx1_3Rn PEx1_2Rn 31
33
GND GND
34 34
GND GND
33
35 PEx1_1Clkp PEx1_0Clkp 36 36 PEx1_0Clkp PEx1_1Clkp 35
37 PEx1_1Clkn PEx1_0Clkn 38 38 PEx1_0Clkn PEx1_1Clkn 37
39
+5V_SB +5V_SB
40 40
+5V_SB +5V_SB
39
41 PEx1_2Clkp PEx1_3Clkp 42 42 PEx1_3Clkp PEx1_2Clkp 41
43 PEx1_2Clkn PEx1_3Clkn 44 44 PEx1_3Clkn PEx1_2Clkn 43
45
DIR PWRGOOD
46 46
PWRGOOD DIR
45
47 SMB_DAT PEx16_Clkp 48 48 PEx16_Clkp SMB_DAT 47
49 SMB_CLK PEx16_Clkn 50 50 PEx16_Clkn SMB_CLK 49
51 SMB_ALERT PSON# 52 52 PSON# SMB_ALERT 51
53
STK0 / WAKE# STK1 / PEG_ENA#
54 54
STK1 / PEG_ENA# STK0 / WAKE#
53
55 GND GND 56 56 GND GND 55
57
PEx16_0T(8)p PEx16_0T(0)p
58 58
PEx16_0T(0)p PEx16_0T(8)p
57
59
PEx16_0T(8)n PEx16_0T(0)n
60 60
PEx16_0T(0)n PEx16_0T(8)n
59
61 GND GND 62 62 GND GND 61
63
PEx16_0T(9)p PEx16_0T(1)p
64 64
PEx16_0T(1)p PEx16_0T(9)p
63
65
PEx16_0T(9)n PEx16_0T(1)n
66 66
PEx16_0T(1)n PEx16_0T(9)n
65
67 GND GND 68 68 GND GND 67
69
PEx16_0T(10)p PEx16_0T(2)p
70 70
PEx16_0T(2)p PEx16_0T(10)p
69
71
PEx16_0T(10)n PEx16_0T(2)n
72 72
PEx16_0T(2)n PEx16_0T(10)n
71
73 GND GND 74 74 GND GND 73
75
PEx16_0T(11)p PEx16_0T(3)p
76 76
PEx16_0T(3)p PEx16_0T(11)p
75
77
PEx16_0T(11)n PEx16_0T(3)n
78 78
PEx16_0T(3)n PEx16_0T(11)n
77
79 GND GND 80 80 GND GND 79
81
PEx16_0T(12)p PEx16_0T(4)p
82 82
PEx16_0T(4)p PEx16_0T(12)p
81
83
PEx16_0T(12)n PEx16_0T(4)n
84 84
PEx16_0T(4)n PEx16_0T(12)n
83
85 GND GND 86 86 GND GND 85
87
PEx16_0T(13)p PEx16_0T(5)p
88 88
PEx16_0T(5)p PEx16_0T(13)p
87
89
PEx16_0T(13)n PEx16_0T(5)n
90 90
PEx16_0T(5)n PEx16_0T(13)n
89
91 GND GND 92 92 GND GND 91
93
PEx16_0T(14)p PEx16_0T(6)p
94 94
PEx16_0T(6)p PEx16_0T(14)p
93
95
PEx16_0T(14)n PEx16_0T(6)n
96 96
PEx16_0T(6)n PEx16_0T(14)n
95
97 GND GND 98 98 GND GND 97
99
PEx16_0T(15)p PEx16_0T(7)p
100 100
PEx16_0T(7)p PEx16_0T(15)p
99
101
PEx16_0T(15)n PEx16_0T(7)n
102 102
PEx16_0T(7)n PEx16_0T(15)n
101
103 GND GND 104 104 GND GND 103
105
STK2 / SDVO_DAT SDVO_CLK
106 106
SDVO_CLK STK2 / SDVO_DAT
105
107 GND GND 108 108 GND GND 107
109
PEx16_0R(8)p PEx16_0R(0)p
110 110
PEx16_0R(0)p PEx16_0R(8)p
109
111
PEx16_0R(8)n PEx16_0R(0)n
112 112
PEx16_0R(0)n PEx16_0R(8)n
111
113 GND GND 114 114 GND GND 113
115
PEx16_0R(9)p PEx16_0R(1)p
116 116
PEx16_0R(1)p PEx16_0R(9)p
115
117
PEx16_0R(9)n PEx16_0R(1)n
118 118
PEx16_0R(1)n PEx16_0R(9)n
117
119 GND GND 120 120 GND GND 119
121
PEx16_0R(10)p PEx16_0R(2)p
122 122
PEx16_0R(2)p PEx16_0R(10)p
121
123
PEx16_0R(10)n PEx16_0R(2)n
124 124
PEx16_0R(2)n PEx16_0R(10)n
123
125 GND GND 126 126 GND GND 125
127
PEx16_0R(11)p PEx16_0R(3)p
128 128
PEx16_0R(3)p PEx16_0R(11)p
127
129
PEx16_0R(11)n PEx16_0R(3)n
130 130
PEx16_0R(3)n PEx16_0R(11)n
129
131 GND GND 132 132 GND GND 131
133
PEx16_0R(12)p PEx16_0R(4)p
134 134
PEx16_0R(4)p PEx16_0R(12)p
133
135
PEx16_0R(12)n PEx16_0R(4)n
136 136
PEx16_0R(4)n PEx16_0R(12)n
135
137 GND GND 138 138 GND GND 137
139
PEx16_0R(13)p PEx16_0R(5)p
140 140
PEx16_0R(5)p PEx16_0R(13)p
139
141
PEx16_0R(13)n PEx16_0R(5)n
142 142
PEx16_0R(5)n PEx16_0R(13)n
141
143 GND GND 144 144 GND GND 143
145
PEx16_0R(14)p PEx16_0R(6)p
146 146
PEx16_0R(6)p PEx16_0R(14)p
145
147
PEx16_0R(14)n PEx16_0R(6)n
148 148
PEx16_0R(6)n PEx16_0R(14)n
147
149 GND GND 150 150 GND GND 149
151
PEx16_0R(15)p PEx16_0R(7)p
152 152
PEx16_0R(7)p PEx16_0R(15)p
151
153
PEx16_0R(15)n PEx16_0R(7)n
154 154
PEx16_0R(7)n PEx16_0R(15)n
153
155 GND GND 156 156 GND GND 155
Bottom View Signal AssignmentTop View Signal Assignment
Toward center of board
+5 Volts+5 Volts+12 Volts
+5 Volts
Toward center of board
+5 Volts
Toward edge of board
Toward edge of board
+12 Volts
Bank 1Bank 2Bank 3