Enfora MLG0208PB001 用户手册
Enfora Enabler II-G Assisted GPS
Modem Integration Guide
Modem Integration Guide
6.
Physical Interfaces ............................................................................................................................ 20
6.1.
Physical Layout ................................................................................
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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