VL-EPM-P2/VL-EPMp-P2 Reference Manual
9
Interfaces and Connectors
PCI Express Mini Card Sockets
The PCI Express Mini Card connectors at J1 and J2 accept a full-height PCI Express Mini Card.
Each interface includes one PCIe x1 lane. The socket is compatible with 802.11a/b/g Wi-Fi
network adapters that operate in both the 2.4 and 5.0 GHz spectra, GPS radio cards that enable
time/date stamps and global location applications, 3G modems, and solid-state drives (SSDs).
Table 3: PCIe Mini Card Pinout
Pin Signal Name
Function
Pin Signal Name
Function
1
WAKE#
Wake
2
3.3VAUX
3.3V auxiliary source
3
NC
Not connected
4
GND
Ground
5
NC
Not connected
6
1.5V
1.5V power
7
CLKREQ#
Reference clock request
8
NC
Not connected
9
GND
Ground
10
NC
Not connected
11
REFCLK-
Reference clock input
–
12
NC
Not connected
13
Reference clock input +
14
NC
Not connected
15
GND
Ground
16
NC
Not connected
17
NC
Not connected
18
GND
Ground
19
NC
Not connected
20
W_DISABLE#
Wireless disable
21
GND
Ground
22
PERST#
Card reset
23
PERn0
Lane 0 receive
–
24
3.3VAUX
3.3V auxiliary source
25
PERp0
Lane 0 r
26
GND
Ground
27
GND
Ground
28
1.5V
1.5V power
29
GND
Ground
30
NC
Not connected
31
PETn0
PCIe lane 0 transmit
–
32
NC
Not connected
33
PETp0
PCIe lane 0 tr
34
GND
Ground
35
GND
Ground
36
NC
Not connected
37
GND
Ground
38
NC
Not connected
39
3.3VAUX
3.3V auxiliary source
40
GND
Ground
41
3.3VAUX
3.3V auxiliary source
42
LED_WWAN#
Wireless WAN LED
43
GND
Ground
44
LED_WLAN#
Wireless LAN LED
45
NC
Not connected
46
LED_WPAN#
Wireless PAN LED
47
NC
Not connected
48
1.5V
1.5V power
49
NC
Not connected
50
GND
Ground
51
NC
Not connected
52
3.3VAUX
3.3V auxiliary source
An optional Intel WiFi Link 5300 PCI Express Mini card is available for the module as
VersaLogic part number VL-WD10-CBN. A WiFi antenna (VL-CBR-ANT01) and a 12" WiFi
card to bulkhead RP-SMA transition cable (VL-CBR-0201) are also available. For more
information, contact
.
To secure a Mini Card to the module use two screws (M2.5 x 6mm, Philips, pan head, 4mm,
stainless) and two washers (M2.5, split lock, OD 4.4mm, stainless). Nylon screws are available
in 10-count packages as part number VL-HDW-108.
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