Enfora MLG0208PB001 - page 43

Enfora Enabler II-G Assisted GPS

Modem Integration Guide

6.6.15. Audio Design Note

Speaker and microphone PCB traces should be run in pairs and buried between two ground

planes for best results. The following figure provides a sample circuit design for connection of

Mic and Speaker pins.

Figure 15 Audio Reference

MLG0208PB001 37 Version1.01 – 10/3/2006

Contents

Main Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001MAN i Version 1.01 10/3/2006 Page Page Page Page Enfora Enabler II-G Assisted GPS Modem Integration Guide 1. Safety Precautions MLG0208PB001 1 Version1.01 10/3/2006 2. Regulatory Compliance FCC Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 2 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 3 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 3. Manual Overview MLG0208PB001 4 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 5 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 6 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 7 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 4. Introduction MLG0208PB001 8 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 9 Version1.01 10/3/2006 Page Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 12 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 13 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 14 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 15 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 5. Technical Specifications MLG0208PB001 16 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 17 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 5.3. Operating Power MLG0208PB001 18 Version1.01 10/3/2006 The Enfora Enabler II-G A-GPS module requires an input voltage of 3.3 Vdc to 4.5 Vdc. Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 19 Version1.01 10/3/2006 Page Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 22 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 23 Version1.01 10/3/2006 Table 2 - Enabler II-G A-GPS Pin Assignments Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 24 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 25 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 26 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 27 Version1.01 10/3/2006 Page Page Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 31 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 32 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 33 Version1.01 10/3/2006 Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 35 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 36 Version1.01 10/3/2006 Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 38 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 39 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 7. GSM/GPRS Modes of Operation MLG0208PB001 40 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 41 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 8. GPS Modes of Operation MLG0208PB001 42 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 43 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 44 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 9. SIM Operation MLG0208PB001 45 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 10. Software Interface MLG0208PB001 46 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 47 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 48 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 49 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 50 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 51 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 52 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 11. Setup and Initialization MLG0208PB001 53 Version1.01 10/3/2006 Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 55 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 56 Version1.01 10/3/2006 Page Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 58 Version1.01 10/3/2006 Page Enfora Enabler II-G Assisted GPS Modem Integration Guide 12. Integration and Testing MLG0208PB001 60 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 61 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 62 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 13. APPENDIX A - Warranty Repair and Return Policy MLG0208PB001 63 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 64 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 14. APPENDIX B - Regulations and Compliance MLG0208PB001 65 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 66 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 67 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 68 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 69 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 70 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 71 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 72 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide 15. APPENDIX C - Glossary and Acronyms MLG0208PB001 73 Version1.01 10/3/2006 Enfora Enabler II-G Assisted GPS Modem Integration Guide MLG0208PB001 74 Version1.01 10/3/2006 16. APPENDIX D Tables and Figures 17. APPENDIX E - Contacting Enfora