HUAWEI MC509 Series CDMA LGA Module
Hardware Guide
Description of the Application Interfaces
Issue 02 (2013-05-06)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
16
PIN
No.
Pin Name
I/O
Description
DC Characteristics (V)
Normal
MUX
Min. Typ.
Max.
40
MIC1_P
-
AI
(Only telematics version supports
audio function , Data only version
does not support this function)
Positive pole of the input of audio
interface 1
-
-
-
41
MIC1_N
-
AI
(Only telematics version supports
audio function , Data only version
does not support this function)
Negative pole of the input of
audio interface 1
-
-
-
42
JTAG_TCK
-
I
JTAG clock input
–0.3 2.6
2.9
43
Reserved
-
-
Reserved
-
-
-
44
GPIO
-
I/O
General I/O pin. The function of
these pins has not been defined
–0.3 2.6
2.9
45
W_DISABLE
-
I
Close wireless communications
–0.3 2.6
2.9
46
GPIO
-
I/O
General I/O pins. The function of
these pins has not been defined
–0.3 2.6
2.9
47
NC
-
-
Not connected, please keep this
pin open
-
-
-
48
GND
-
-
Ground
-
-
-
49
GND
-
-
Ground
-
-
-
50
GND
-
-
Ground
-
-
-
51
GPIO
-
I/O
General I/O pins. The function of
these pins has not been defined
–0.3 2.6
2.9
52
GND
-
-
Ground
-
-
-
53
GND
-
-
Ground
-
-
-
54
GND
-
-
Ground
-
-
-
55
GPIO
-
I/O
General I/O pins. The function of
these pins has not been defined
–0.3 2.6
2.9
56
GND
-
-
Ground
-
-
-
57
GND
-
-
Ground
-
-
-
58
GND
-
-
Ground
-
-
-
59
GND
-
-
Ground
-
-
-
60
NC
-
-
Not connected, please keep this
pin open
-
-
-