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Chapter 3: Motherboard Connections
Mini PCI-E Slot
The Mini PCI-E slot, located at JMP1 on the bottom side of the motherboard, is used to install
a compatible Mini PCI-E device. The Mini PCI-E slot supports modules which are USB or
PCI-E x1 devices, such as wireless, GNSS, and Bluetooth modules. See the table below for
pin definitions.
Mini PCI-E
Pin Definition
Pin#
Definition
Pin#
Definition
52
+3.3Vaux
51
NC
50
GND
49
NC
48
+1.5V
47
NC
46
NC
45
NC
44
NC
43
NC
42
NC
41
+3.3Vaux
40
GND
39
NC
38
USB_D+
37
GND
36
USB_D-
35
GND
34
GND
33
PETp0
32
SMB_DATA
31
PETn0
30
SMB_CLK
29
GND
28
+1.5V
27
GND
26
GND
25
PERp0
24
+3.3Vaux
23
PERn0
22
PERST#
21
DET_CARD_
PLUG
20
NC
19
NC
18
GND
17
NC
16
NC
15
GND
14
NC
13
12
NC
11
REFCLK-
10
NC
9
GND
8
NC
7
CLKREQ#
6
1.5V
5
NC
4
GND
3
NC
2
3.3Vaux
1
WAKE#
