5
PIN
No.
Pin Name
I
/
O
Description
DC Characteristics (V)
Mini PCI
Express
Standard
Description
HUAWEI
Pin
Description
Min.
Typ.
Max
.
1
WAKE#
WAKE#
O
Open collector
active low signal.
This signal is used
to wake up the
host.
–0.3
-
-
2
3.3Vaux
VCC_3V3
P
3.3 V DC supply
rails from the PC
side.
3.0
3.3
3.6
3
RESERVED
UART0_CTS
_PCIE
-
CTS of UART0
-
-
-
4
GND
GND
-
Mini Card ground
-
-
-
5
RESERVED
UART0_RTS_
PCIE
-
RTS of UART0
-
-
-
6
1.5 V
NC
-
Not connected
-
-
-
7
CLKREQ#
NC
-
Not connected
-
-
-
8
UIM_PWR
UIM_PWR
O
Power source for
the external
UIM/SIM card
-
1.8/2.8
5
-
9
GND
GND
-
Mini Card ground
-
-
-
10
UIM_DATA
UIM_DATA
I/
O
External UIM/SIM
data signal
–0.3
1.8/2.8
5
2.1/3
.05
11
REFCLK-
NC
-
Not connected
-
-
-
