Reserved Interface; Nc Interface; Tunable Antenna Control - Huawei ME909 Series Hardware Manual

HUAWEI ME909 Series LTE LGA Module
Hardware Guide

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.
9, 10, 16–20, 27, 35, 43–46, 60–69, 92

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.
25, 26, 31, 33, 37–41, 82–84,
94–99, 103, 117–120
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.
21
22
23
24
The mapping of each band to ANT_TUNE outputs is configurable.
Issue V0.3 (2013-05-21)
Pin Name I/O
ANT_TUNE0
O
ANT_TUNE1
O
ANT_TUNE2
O
ANT_TUNE3
O
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Description of the Application Interfaces
Pin Name
Reserved
Pin Name I/O
NC -
Description
Tunable antenna
control signal bit 0
Tunable antenna
control signal bit 1
Tunable antenna
control signal bit 2
Tunable antenna
control signal bit 3
I/O Description
- Reserved
Description
Not connected, please
keep open.
DC Characteristics(V)
Min. Typ. Max.
–0.3
1.8 2.1
–0.3
1.8 2.1
–0.3
1.8 2.1
–0.3
1.8 2.1
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