Table Of Contents - Wavecom GX64 Application Note

1 General ................................................................................................... 5
1.1 SCOPE ...................................................................................................................... 5
1.2 ABBREVIATIONS ........................................................................................................ 5
1.3 NOTATION ............................................................................................................... 6
2 Built-in Charge Circuitry ......................................................................... 7
2.1 OVERVIEW ................................................................................................................ 7
2.1.1 GR/GS64 CHARGING BLOCK DIAGRAM................................................................ 7
2.1.2 APPLICATION CHARGING BLOCK DIAGRAM ......................................................... 8
2.2 IMPLEMENTATION..................................................................................................... 8
2.2.1 HARDWARE ........................................................................................................ 8
2.2.2 SOFTWARE IMPLEMENTATION........................................................................... 10
2.2.3 CHARGING VIA USB .......................................................................................... 11
2.3 OPERATION ............................................................................................................ 12
3 Charger Power Supply (CPS) Reference Designs ..................................... 14
3.1 DISCLAIMER............................................................................................................ 14
3.1 DC/DC VERSION ..................................................................................................... 14
3.2 AC/DC VERSION ..................................................................................................... 15
4 Using Custom Charge Circuitry ............................................................. 16
4.1 LM3658 SINGLE CHIP CHARGER SOLUTION.............................................................. 16
4.1.1 OVERVIEW ........................................................................................................ 16
4.1.2 CHARGING FROM AC/DC OR DC/DC-ADAPTER................................................. 17
Appendix A: AC/DC 5V supply ................................................................... 18
Appendix B: DC/DC 5V supply ................................................................... 19
Gx64 APPLICATION NOTE
Charging Interface
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Table of Contents

This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à des tiers sans son autorisation préalable