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PIN
Pin Name
No.
Mini PCI
Express
Standard
Description
38
USB_D+
39
RESERVED
40
GND
41
RESERVED
42
LED_WWAN
#
43
GND
44
LED_WLAN#
45
RESERVED
46
LED_WPAN#
I
/
HUAWEI
O
Pin
Description
USB_D+
I/
O
VCC_3V3
P
GND
-
VCC_3V3
P
LED_WWAN
I
GND
-
NC
-
PCM_CLK
O
NC
-
Description
USB signal D+
3.3 V DC supply
rails from the PC
side.
Mini Card ground
3.3 V DC supply
rails from the PC
side
Active-low LED
signal indicating
the state of the
card
The software
feature is under
development and
don't support this
function now.
Mini Card ground
Not connected
PCM interface
clock
Not connected
8
DC Characteristics (V)
Min.
Typ.
-
-
3.0
3.3
-
-
3.0
3.3
-
-
-
-
-
-
–0.3
1.8
-
-
Max
.
-
3.6
-
3.6
-
-
-
2.1
-
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