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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.
13
3 Description of the Application Interfaces
3.1 About This Chapter
This chapter mainly describes the external application interfaces of the MC509
module, including:
LGA Interface
Power Interface
Signal Control Interface
UART Interface
USB Interface
UIM Card Interface
Audio Interface
General Purpose I/O Interface
JTAG Interface
RF Antenna Interface
NC Pins
3.2 LGA Interface
The MC509 module uses a 145-pin LGA as its external interface. For details about
the module and dimensions of the LGA, see “6.2 Dimensions and interfaces”.
If DTE supports Huawei LGA module, such as module with system of CDMA, TD-
SCDMA or HSPA +, you can refer to Huawei LGA Migration Guide to get the details.
Table 3-1 shows the definitions of pins on the 145-pin signal interface of the MC509
module.