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HUAWEI ME909 Series Mini PCIe Module
Hardware Guide
Description of the Application Interfaces
Issue 0.1 (2013-06-09)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
12
PIN
No.
Pin Name
I/O
Description
DC Characteristics (V)
Mini PCI
Express
Standard
Description
HUAWEI Pin
Description
Min.
Typ.
Max.
8
UIM_PWR
UIM_PWR
P
Power source for
the external USIM
card
-
1.8/2.85
-
9
GND
GND
-
Ground
-
-
-
10
UIM_DATA
UIM_DATA
I/O
External USIM data
signal
-
1.8/2.85
-
11
REFCLK-
NC
-
Not connected
-
-
-
12
UIM_CLK
UIM_CLK
O
External USIM clock
signal
-
1.8/2.85
-
13
REFCLK+
NC
-
Not connected
-
-
-
14
UIM_RESET
UIM_RESET
O
External USIM reset
signal
-
1.8/2.85
-
15
GND
GND
-
Ground
-
-
-
16
UIM_Vpp
NC
-
Not connected
-
-
-
17
Reserved
Reserved
-
Reserved
-
-
-
18
GND
GND
-
Ground
-
-
-
19
Reserved
Reserved
-
Reserved
-
-
-
20
W_DISABLE#
W_DISABLE#
-
The W_DISABLE#
signal is an active
low signal that when
asserted (driven
low) by the system
shall disable radio
operation.
The software
version is planning.
-
-
-
21
GND
GND
-
Ground
-
-
-
22
PERST#
RESIN_N
-
Reset module
Active-low
-
-
-
23
PERn0
NC
-
Not connected
-
-
-
24
3.3Vaux
VCC_3V3
P
3.3 V DC supply
rails from the PC
side.
3.0
3.3
3.6
25
PERp0
NC
-
Not connected
-
-
-