HUAWEI EM770 HSPA PC Embedded Module V100R001
Product Specification
Issue 1
(2008-09-15)
Huawei Confidential: This documents is Huawei Proprietary and Confidential(NDA
Required).It may not be duplicated, neither distributed externally without
prior and written permission of Huawei.
Page
10 of 68
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The baseband section includes the baseband processor and SDRAM/flash MCP.
It implements baseband signals processing, wireless protocols, and
management of various peripheral devices.
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The RF section includes the RF transceiver, PA, antenna switches, duplexer,
and antenna interfaces, and it supports receive diversity.
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The PMU section includes PM IC and DC-DC circuits, providing the power
supply and power management for the whole module.
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The GPS section is optional.
1.3.2
External Hardware Interfaces
1.
Antenna interface
The EM770 has a main antenna connector and an auxiliary antenna connector.
Auxiliary antenna connector (labeled with
A
on the PCB)
Main antenna connector (labeled with
M
on the PCB)
2.
Mini PCI Express interface
The interface of the EM770 is a standard Mini PCI Express interface. The EM770
consists of several major signals, as shown in the following figure.
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