
Connector Pin/Signal Definitions
PCIe/104 Bus Connectors: CON1 (Top) and CON2 (Bottom)
Top Connector – CON1 Bottom Connector – CON2
Pin Signal
+
5
V
o
l
t
s
Signal Pin Pin Signal
+
5
V
o
l
t
s
Signal Pin
1
USB_OC#* PE_RST#
2 2
PE_RST# USB_OC#*
1
3
+3.3V* +3.3V*
4 4
+3.3V* +3.3V*
3
5
USB_1p* USB_0p*
6 6
USB_0p* USB_1p*
5
7
USB_1n* USB_0n*
8 8
USB_0n* USB_1n*
7
9
GND GND
10 10
GND GND
9
11
PEx1_1Tp PEx1_0Tp
12 12
PEx1_0Tp PEx1_1Tp
11
13
PEx1_1Tn PEx1_0Tn
14 14
PEx1_0Tn PEx1_1Tn
13
15
GND GND
16 16
GND GND
15
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 +5V
40 40
+5V +5V
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
CPU_DIR PWRGOOD
46 46
PWRGOOD CPU_DIR
45
47
SMB_DAT*
PEx16_x8_x4_Clkp
*
48 48
PEx16_x8_x4_Clkp
*
SMB_DAT*
47
49
SMB_CLK*
PEx16_x8_x4_Clkn
*
50 50
PEx16_x8_x4_Clkn
*
SMB_CLK*
49
51
SMB_ALERT* PSON#*
52 52
PSON#* SMB_ALERT*
51
53
RSVD/WAKE#*
+
5
V
o
l
t
s
*
PEG_ENA#*
54 54
PEG_ENA#*
+
5
V
o
l
t
s
*
RSVD/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*
50 50
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*
60 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
70 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
10
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