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Sony Ericsson
GR64 manual
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91 pages, 869.08 Kb
GR64 GSM/GPRS Modem
Integrators Manual
Contents
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Contents
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1 Introduction
1.4 Notation
1.5 Acknowledgements
2 GR64 Wireless Modem
2.2 Wireless modems in a Communication System
ENGINE
DCE
DTE
GR64
2.3 Features
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2.4 Service and Support
2.5 Precautions
2.6 Guidelines for Safe and Efficient Use
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Abbreviations
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4 Mechanical Description
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4.2 Physical Dimensions
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5 System Connector Interface
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5.2 Dealing with Unused pins
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5.3 General Electrical and Logical Characteristics
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5.4 Grounds
5.5 Regulated Power Supply Input (VCC)
5.6 Voltage Reference (VREF)
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5.7 Battery Charging Input (CHG_IN)
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5.8 Powering the Module ON and OFF (ON/OFF)
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5.9 Analogue Audio
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5.10 PCM Digital Audio (SSP)
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5.11 Serial Data Interfaces
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5.12 Service/Programming
5.13 Buzzer
5.14 LED
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5.15 General Purpose IO
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5.16 Digital to Analogue Converter – DAC
5.17 Analogue to Digital Converters (ADIN1, ADIN2, ADIN3, ADIN4)
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5.18 I2C Serial Control Bus
5.19 Burst Transmission (TX_ON)
5.20 Real Time Clock
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6 Antenna Connector
7 Hints for Integrating the Wireless Modem
7.2 SIM Card
7.3 Antenna
7.4 Installation of the Wireless modem
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7.5 Antenna
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8 Embedded Applications
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9 TCP/IP Stack
10 Technical Data
10.2 Power supply voltage, normal operation
Radio specifications
SIM card
10.5 Environmental Specification
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11 Regulatory Notices
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12 Introduction to the Universal Developer’s Kit
