Huawei ME909 Series - Reserved Interface; NC Interface; Tunable Antenna Control

HUAWEI ME909 Series LTE LGA Module
Hardware Guide
Description of the Application Interfaces
Issue V0.3 (2013-05-21)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
39
3.12 Reserved Interface
The ME909 module provides 24 reserved pins. All reserved pins cannot be used by
the customer. All of them must be leave unconnected.
Table 3-14 Reserved pin
Pin No.
Pin Name
I/O
Description
9, 10, 16–20, 27, 35, 43–46, 60–69, 92
Reserved
-
Reserved
3.13 NC Interface
The ME909 module has 23 NC pins. All NC pins should not be connected. Please
keep these pins open.
Table 3-15 NC pin
Pin No.
Pin Name
I/O
Description
25, 26, 31, 33, 37–41, 82–84,
94–99, 103, 117–120
NC
-
Not connected, please
keep open.
3.14 Tunable Antenna Control
The module provides 4 tunable antenna control pins. This function is under
development.
Table 3-16 List of tunable antenna control pins
Pin No.
Pin Name
I/O
Description
DC Characteristics(V)
Min.
Typ.
Max.
21
ANT_TUNE0
O
Tunable antenna
control signal bit 0
–0.3
1.8
2.1
22
ANT_TUNE1
O
Tunable antenna
control signal bit 1
–0.3
1.8
2.1
23
ANT_TUNE2
O
Tunable antenna
control signal bit 2
–0.3
1.8
2.1
24
ANT_TUNE3
O
Tunable antenna
control signal bit 3
–0.3
1.8
2.1
The mapping of each band to ANT_TUNE outputs is configurable.