Enfora Enabler II-G Assisted GPS
Modem Integration Guide
6. Physical Interfaces............................................................................................................................ 20
6.1. Physical Layout................................................................................ Error! Bookmark not defined.
6.2. Module Pin Orientation Reference............................................................................................22
6.3. Connectors..................................................................................................................................22
6.3.1. Enabler II-G A-GPS I/O Control Connector...........................................................................22
6.3.2. PCB Integration I/O Control Connector.................................................................................22
6.3.3. I/O Connector Pin Assignments............................................................................................ 23
6.4. Circuit Protection........................................................................................................................24
6.5. Antenna....................................................................................................................................... 24
6.5.1. Antenna Solder Pads............................................................................................................ 25
6.5.2. GSM Antenna Connector...................................................................................................... 25
6.5.3. GPS Antenna Connector.......................................................................................................25
6.6. Control Connector Signal Descriptions and Functions......................................................... 26
6.6.1. Input Power........................................................................................................................... 26
6.6.2. Ring Indicate..........................................................................................................................27
6.6.3. Using the Power Control Signal............................................................................................ 27
6.6.4. Reset (Pin 22)........................................................................................................................32
6.6.5. Using VBAK...........................................................................................................................32
6.6.6. Serial Interface for UART and GPS.......................................................................................33
6.6.7. Dedicated Serial Interface.....................................................................................................34
6.6.8. General Purpose Input/Output.............................................................................................. 35
6.6.9. Analog-To-Digital Input..........................................................................................................35
6.6.10. Digital-To-Analog Output.......................................................................................................35
6.6.11. Handset Microphone Input.................................................................................................... 35
6.6.12. Handset Speaker Output.......................................................................................................36
6.6.13. Headset Microphone Input.................................................................................................... 36
6.6.14. Headset Speaker Output.......................................................................................................36
6.6.15. Audio Design Note................................................................................................................ 37
6.7. Subscriber Identity Module (SIM) Carrier.................................................................................38
6.7.1. SIM Integration for the Enfora Enabler II-G A-GPS Module................................................. 38
6.7.2. Using a Remote SIM with the Enfora Enabler II-G A-GPS Module...................................... 38
6.7.2.1. Remote SIM Component Information.........................................................................39
7. GSM/GPRS Modes of Operation.......................................................................................................40
7.1. Enabling the Transmission Modes for the GSM/GPRS Services.......................................... 40
7.2. Voice Communication................................................................................................................40
7.3. Circuit-Switched Data................................................................................................................ 40
7.4. SMS: Short Message Services.................................................................................................. 41
8. GPS Modes of Operation...................................................................................................................42
8.1. Autonomous................................................................................................................................42
8.2. Mobile Based...............................................................................................................................42
8.3. Enhanced Autonomous............................................................................................................. 43
9. SIM Operation.....................................................................................................................................45
9.1. Provisioning the SIM.................................................................................................................. 45
9.2. GSM Services Supported by the Enfora Enabler II-G A-GPS Module...................................45
9.3. GPRS Services Supported by the Enfora Enabler II-G A-GPS Module.................................45
MLG0208PB001MAN iii Version 1.01 – 10/3/2006