CCOMe-C30
CCOMe-C30 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: S.B. - Reviewed by F.B. Copyright © 2019 SECO S.p.A.
35
3.3.7
M.2 WWAN Slot: Socket 2 Key B Type 2242 / 3042
It is possible to increase the networking possibilities of CCOMe-
C30 Carrier board by using M.2 Socket 2 Key B WWAN
modules (i.e. modem modules).
The connector used for the M.2 WWAN slot is CN12, which is a
standard 75 pin M.2 Key B connector, type LOTES p/n
APCI0087-P001A, H=8.5mm, with the pinout shown in the table
on the left.
On the CCOMe-C30 Carrier board there is also a Threaded
Spacer which allows the placement of M.2 Socket 2 Key B
WLAN modules in 2242 or 3042 size.
Signals carried to M.2 WLAN Slot are the following:
P/PCIE_TX2-: PCI Express lane #2, Transmitting Output Differential pair.
P/PCIE_RX2-: PCI Express lane #2, Receiving Input Differential pair.
PC / PCIE_CLK2-: PCI Express Reference Clock for lane #2, Differential Pair.
USB3+ / USB3-: USB Port #3 differential pair.
USB_SSRX3- / US: Superspeed USB port #3, receiving differential pair.
USB_SSTX3- / US: Superspeed USB port #3, transmitting differential pair.
WAKE_ON_WWAN#: Board
’
s Wake Input, it must be externally driven by the M.2 WWAN
module inserted in the slot when it requires waking up the system. This signal is connected to
JP14 position M.2 WLAN module
Inserted
Disabled
Not inserted
Enabled
59
---
60
---
61
---
62
---
63
PCIE_REQ1#
64
---
65
---
66
---
67
---
68
---
69
GND
70
---
71
---
72
+3.3V_A
73
---
74
+3.3V_A
75
GND
JP15 position M.2 WLAN module
Inserted
Disabled
Not inserted
Enabled
M.2 WWAN Slot (Socket 2 Key B type 2242 / 3042) - CN12
Pin Signal
Pin Signal
1
---
2
+3.3V_A
3
GND
4
+3.3V_A
5
GND
6
PWR_OFF#
7
USB3+
8
W_DISABLE1#_B
9
USB3-
10
---
11
GND
20
---
21
---
22
---
23
WAKE_ON_WWAN#
24
---
25
---
26
W_DISABLE2#_B
27
GND
28
---
29
USB_SSRX3-
30
UIM_RST#
31
US
32
UIM_CLK
33
GND
34
UIM_DATA
35
USB_SSTX3-
36
UIM_PWR
37
US
38
---
39
GND
40
---
41
PCIE_Rx2-
42
---
