HUAWEI MC509 CDMA LGA Module
Hardware Guide
Description of the Application Interfaces
Issue 01 (2011-04-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
14
Table 3-1 Definitions of pins on the LGA interface
PIN
No.
Pin Name
Description
DC Characteristics (V)
Normal
MUX
Min
Typical
Max
1
NC
-
Not connected, please
keep this pin open
-
-
-
2
NC
-
Not connected, please
keep this pin open
-
-
-
3
NC
-
Not connected, please
keep this pin open
-
-
-
4
NC
-
Not connected, please
keep this pin open
-
-
-
5
PCM_SYNC
GPIO
PCM interface sync
-0.3
2.6
2.9
6
PCM_DIN
GPIO
PCM I/F data in
-0.3
2.6
2.9
7
PCM_DOUT
GPIO
PCM I/F data out
-0.3
2.6
2.9
8
PCM_CLK
GPIO
PCM interface clock
-0.3
2.6
2.9
9
NC
-
Not connected, please
keep this pin open
-
-
-
10
NC
-
Not connected, please
keep this pin open
-
-
-
11
WAKEUP_IN
GPIO
Host to wake up Module
-0.3
2.6
2.9
12
VBAT
-
Power supply input
3.3
3.8
4.2
13
VBAT
-
Power supply input
3.3
3.8
4.2
14
PS_HOLD
-
This input high to keep
power on, low to shut
down.
-
1.8
-
15
Reserved
-
-
-
-
-
16
NC
-
Not connected, please
keep this pin open
-
-
-
17
NC
-
Not connected, please
keep open
-
-
-
18
NC
-
Not connected, please
keep this pin open
-
-
-
19
NC
-
Not connected, please
keep this pin open
-
-
-
20
NC
-
Not connected, please
keep this pin open
-
-
-