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Enfora Enabler III-G
Modem Integration Guide

6.6.20. Analog-To-Digital Input (Pin 74)

The monitoring ADC (MADC) consists of a successive approximation 10–bit analog–to–digital converter
(ADC).

Analog-To-Digital Input

Parameter/Conditions

Min

Typ

Max

Units

ADC

BRES

ADC Binary Resolution

Bits

ADC

REF

ADC Reference Voltage

1.75

Vdc

ADC

ADC Range

1.75

Vdc

Integral/Differential Non-
Linearity

-2

LSB

Input Leakage

tbd

Retuning

Frequency

MHz

6.6.21. Handset Microphone Input (Pins 65, 67)

The handset differential inputs MICIP and MICIN can be amplified by the differential handset microphone
amplifier. This amplifier has a gain of 25.6 dB and a bias generator MICBIAS provides an external voltage
of 2 V or 2.5 V to bias the microphone.

Handset Mic Input

Parameter/Conditions

Min

Typ

Max

Units

Maximum Input Range –
Mic(+) to Mic(-)

Inputs 3 dBm0 (Max. digital sample
amplitude when PGA gain set to 0 dB)

32.5

RMS

Nominal Ref. Level –

Mic(+) to Mic(-)

Differential MIC

-10

dBm0

Differential Input Resistance –

Mic(+) to Mic(-)

Differential MIC,

MICAMP

gain

= 25.6 dB
(INMODE = 0001)

Microphone Pre-
Amplifier Gain

Differential MIC

25.6 dB

6.6.22. Handset Microphone Bias Output (Pin 63)

Mic Bias Output

Parameter/Conditions

Min

Typ

Max

Units

Set to 2.0 V

1.9 2.1

Vdc

Bias Voltage on Mic(+)

Set to 2.5 V

2.4 2.6

Vdc

Mic Bias Current
Capability

2.0

GSM0308PB001

Version DRAFT – 2/9/2007

Summary of Contents for Enabler III-G

Page 1: ...GSM0308PB001 Enfora Inc 661 E 18th Street Plano Texas 75074 www enfora com Enfora Enabler III G Integration Guide Version DRAFT ...

Page 2: ...use in such applications do so at their own risk and agree to fully indemnify Enfora Inc for any damages resulting from illegal use or resale Copyright Complying with all applicable copyright laws is the responsibility of the user Without limiting the rights under copyright no part of this document may be reproduced stored in or introduced into a retrieval system or transmitted in any form or by a...

Page 3: ...AND OPERATION 10 4 4 WIRELESS DATA APPLICATION POSSIBILITIES 10 4 5 GSM GPRS SYSTEM OVERVIEW 11 4 6 SUMMARY OF FEATURES FOR THE ENABLER III G MODULE 13 4 7 GENERAL LAYOUT GUIDELINES FOR ENFORA GSM MODULES 15 5 TECHNICAL SPECIFICATIONS 16 5 1 ENABLER III G MODULE BLOCK DIAGRAM 16 5 2 DETAILED PRODUCT SPECIFICATIONS 17 CLIMATIC STORAGE AND TRANSPORTATION 17 MECHANICAL STORAGE AND TRANSPORTATION 17 M...

Page 4: ... 71 73 51 6 6 24 Headset Microphone Input Pin 55 52 6 6 25 Headset Microphone Bias Output Pin 53 52 6 6 26 Headset Speaker Output Left Right Pins 57 59 53 6 6 27 Headset Output Common Mode Pin 61 53 6 6 28 Headset Detect Pin 47 54 6 6 29 Audio Mixer input Pins 49 56 55 6 7 SUBSCRIBER IDENTITY MODULE SIM CARRIER 56 6 7 1 SIM Integration for the Enfora Enabler III G Module 56 6 7 2 Using a Remote SI...

Page 5: ...III G MODULE 76 12 APPENDIX A 79 LIMITED WARRANTY 79 12 1 SCOPE 79 12 1 1 Hardware 79 12 2 SOFTWARE 79 12 3 OTHER CONSIDERATIONS 80 13 APPENDIX B REGULATIONS AND COMPLIANCE 82 13 1 GCF PTCRB APPROVAL FORMERLY FTA 82 13 2 ELECTROMAGNETIC COMPATIBILITY EMC AND SAFETY REQUIREMENTS 82 13 3 EMC SAFETY REQUIREMENTS FOR THE USA 82 13 4 HUMAN EXPOSURE COMPLIANCE STATEMENT 83 13 5 COMPLIANCE WITH FCC REGUL...

Page 6: ...se the Enabler III G modem without additional FCC certification approvals the installation must meet the following conditions Maximum RF output power and antenna gain to meet Maximum Permissible Exposure Requirements GSM850 mode Power at antenna port is 32 dBm The maximum gain is 4 5 dBi 2 35 dBd GSM1900 mode Power at antenna port is 31 3 dBm The maximum gain is 2 dBi in order to meet the requirem...

Page 7: ...losed modem For example the label should contain wording such as Contains GSM GPRS modem transmitter module FCC ID MIVGSM0308 This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation OR Cont...

Page 8: ... frequency technologies Enfora acknowledges that the installation setup and transmission guidelines contained within this publication are guidelines and that each installation may have variables outside of the guidelines contained herein Said variables must be taken into consideration when installing or using the product and Enfora shall not be responsible for installations or transmissions that f...

Page 9: ...he purpose of this document is to define the electrical mechanical and software interfaces while providing detailed technical information in order to streamline the process of hardware and system integration 3 1 Revision History Date Rev Author Description 01 17 07 1 00 Tom Cone Initial Release Draft GSM0308PB001 4 Version DRAFT 2 9 2007 ...

Page 10: ...M0000AN004 Enabler G SMS Configuration and Use GSM0000AN005 Enabler G Automated Network Connection Configuration and Use GSM0000AN006 Enabler G Module Status Query GSM0000AN007 Enabler G Status Reporting GSM0000AN008 Enabler G PPP Configuration for Windows XP GSM0000AN009 Dynamic IP Assignment Support GSM0000AN010 Enabler G PPP Configuration for PocketPC 2002 GSM0000AN011 PAD Configuration and Use...

Page 11: ...s 3GPP TS 51010 1 850 900 1800 1900 MHz devices To view the latest release go to http www 3gpp org ftp Specs html info 51010 1 htm 3 2 3 US Government 3 2 4 Federal Communications Commission FCC Internet http www fcc gov FCC Rules Part 24 47 CFR Subpart E Broadband PCS 47 CFR 24 52 sections 1 1307 b 2 1091 and 2 1093 FCC Rules Part 22 for GSM 850 FCC Rules Part 15 FCC Rules Part 2 Subpart J Equipm...

Page 12: ... Act NEPA of 1969 Part 1 Subpart 1 3 2 8 Mechanical Specifications ASTM D999 ASTM D775 IEC 68 2 27 Bellcore Gr 63 CORE ETS 300 019 1 1 Class 1 2 ETS 300 019 1 2 Class 2 1 ETS 300 019 1 3 Class 3 1 3 2 9 RF and EMI Specifications ETSI Standards EN 61000 4 6 EN 61000 4 3 3GPP TS 51 010 1 Section 12 2 EN 55022 Class B GSM0308PB001 7 Version DRAFT 2 9 2007 ...

Page 13: ...iversal Serial Bus Specification Revision 1 1 I2C Multi Master Serial Computer Bus SPI Port Serial Peripheral Interface Keyboard 5 x 5 keyboard support Audio Digital audio via MCSI port Voice Supports four vocoder modes full rate FR enhanced full rate EFR half rate HR and adaptive multi rate AMR Antenna Interface ultra Miniature Coaxial Interconnect or B2B Spring contact Command protocol Enfora Pa...

Page 14: ...biasing Headset Plug Unplug detection Headset Hook detection call answer end button on equipped Headset microphone device High output dynamic differential Earphone mode using Headset outputs Pop Noise attenuation circuitry implemented for all single ended output stages Mono Voice memo capability Voice memo function is supported for both 8 kHz Narrowband and 16 kHz FM stereo audio mux input FML pin...

Page 15: ...Services PCS band is allocated The Enfora Enabler III G also supports GSM 850 for use in North America The 900 1800 MHz Enfora Enabler III G modules are available for deployment in Europe and the rest of the world 4 4 Wireless Data Application Possibilities A variety of applications can use the Enfora Enabler III G module for transmitting receiving data voice such as Automated Meter Reading AMR Po...

Page 16: ... Enabler III G module is shown in Figure 1 is designed for easy integration with other components and packaging by leveraging the existing GSM networks Compare the Enfora Enabler III G to systems that require construction operation maintenance and expense of a private network GSM0308PB001 11 Version DRAFT 2 9 2007 ...

Page 17: ...Enfora Enabler III G Modem Integration Guide Figure 2 PAD Architecture GSM0308PB001 12 Version DRAFT 2 9 2007 ...

Page 18: ...tched Data Transfer V110 300 bps 1200 bps 2400 bps 4800 bps 9600 bps 14 400 bps Non Transparent 300 bps 1200 bps 2400 bps 4800 bps 9600 bps 14 400 bps Short Message Services GSM SMS MO MT CB Text and PDU Modes GPRS SMS MO MT CB Text and PDU Modes Voice Capability Speech Codec EFR FR HR AMR GSM GPRS Radio Performance Multi Band GSM0308 Radio Frequencies 850 MHz 900 MHz 1800 MHz and 1900 MHz Sensiti...

Page 19: ...t Temperature 20 C to 60 C Fully GSM Spec Compliant Operating Temperature 30 C to 70 C Storage Temperature 40 C to 85 C Humidity 5 to 95 non condensing EMC Emissions FCC Parts 15 22 24 Class B 3GPP TS 51010 1 Section 12 2 EN 55022 Class B Operating Power TYPICAL GSM Operation GSM 850 900 1 RX 1 TX full power TBD mA average 1 6 A peak GSM 1800 1 RX 1 TX full power TBD mA average 1 3 A peak GSM 1900...

Page 20: ...a GSM modules To ensure lowest possible EMI emission maximum thermal conduction and mechanical integrity all metal tabs on the GSM module shield must be soldered down on to a continuous ground plane The PCB trace that feeds the RF output port must be 50ohm characteristic impedance coplanar or routed into internal layers to keep the top layer continuous around and underneath the device Provide ampl...

Page 21: ...Enfora Enabler III G Modem Integration Guide 5 Technical Specifications 5 1 Enabler III G Module Block Diagram Figure 3 Enabler III G Module Block Diagram GSM0308PB001 16 Version DRAFT 2 9 2007 ...

Page 22: ... 000 m Mechanical Operational Operational vibration sinusoidal 3 0 mm disp 2 to 9 Hz 1 m s2 9 to 350 Hz Operational vibration random 0 1 m2 s3 2 to 200 Hz Mechanical Storage and Transportation Transportation vibration packaged ASTM D999 Drop packaged ASTM D775 method A 10 drops Shock un packaged 150 m s2 11 ms half sine per IEC 68 2 27 Drop un packaged 4 inch drop per Bellcore GR 63 CORE Mechanica...

Page 23: ... mA 104 mA TBD mA Error Reference source not found A 29 5 dBm 5 3 2 GPRS Operating Power Enfora Enabler III G 3 76 Volts Typical Current mAmps Typical Peak Current Amps GSM 850 EGSM 900 GPRS 1 TX 1RX 2 TX 2RX 1 TX 2RX 1 TX 3RX 1 TX 4RX 1 RX Idle TBD mA TBD mA TBD mA TBD mA TBD mA TBD mA TBD mA 1 6 A 32 5 dBm GSM 1800 GPRS 1 TX 1RX 2 TX 2RX 1 TX 2RX 1 TX 3RX 1 TX 4RX 1 RX Idle TBD mA TBD mA TBD mA ...

Page 24: ...2 RX 2TX Full Power mA 1900 1 RX 1TX Full Power mA 4 RX 1TX Full Power mA 2 RX 2TX Full Power mA 1800 1 RX 1TX Full Power mA 4 RX 1TX Full Power mA 2 RX 2TX Full Power mA 900 1 RX 1TX Full Power mA 4 RX 1TX Full Power mA 2 RX 2TX Full Power mA 850 1 RX 1TX Full Power mA ALL Idle N A Shutdown 5 3 4 GSM Transmit Power Enfora Enabler III G module Power Class Transmit Power 1900 MHz 1800 MHz GSM Power...

Page 25: ...n Guide 5 3 5 GSM Receiver Sensitivity Enfora Enabler III G module Sensitivity Mode 1900 MHz 1800 MHz 106 dBm typical GPRS Coding Scheme 1 CS1 900 MHz 850 MHz 106 dBm typical GPRS Coding Scheme 1 CS1 GSM0308PB001 20 Version DRAFT 2 9 2007 ...

Page 26: ...Enfora Enabler III G Modem Integration Guide 6 Mechanical Dimensions are in millimeters Figure 4 Front of Module Board to Board RF Conn Version GSM0308PB001 21 Version DRAFT 2 9 2007 ...

Page 27: ...Enfora Enabler III G Modem Integration Guide Figure 5 Pin 1 Reference 100 Pin I O Connector GSM0308PB001 22 Version DRAFT 2 9 2007 ...

Page 28: ...Enfora Enabler III G Modem Integration Guide Figure 6 Front of Module Coaxial RF Conn Version GSM0308PB001 23 Version DRAFT 2 9 2007 ...

Page 29: ...Enfora Enabler III G Modem Integration Guide Figure 7 Back of Module Option SIM Shown GSM0308PB001 24 Version DRAFT 2 9 2007 ...

Page 30: ...tion Guide 6 1 Module Mounting to Host Board Reference The module provides mounting tabs that must be soldered to a PCB These tabs provide circuit grounding for the module Figure 8 Module Mounting GSM0308PB001 25 Version DRAFT 2 9 2007 ...

Page 31: ...Enfora Enabler III G Modem Integration Guide Figure 9 Host Pads for Board To Board RF Connector GSM0308PB001 26 Version DRAFT 2 9 2007 ...

Page 32: ...s 6 3 1 Coaxial Connector Option On The Modem Sunridge MCD Series Ultimate Miniature Coaxial Interconnect 1 55mm Mated Height Contact Sunridge for mating cable options Enfora PN CON 0009 0005 Sunridge PN MCD ST 00T http sunridgecorp com Sunridge Corporation 2500 E Foothill Blvd Suite 107 Pasadena CA 91107 U S A Tel 626 535 1780 Fax 626 535 1788 6 3 2 RF Board to Board Connector Option On The Modem...

Page 33: ...eady IrDA Serial data input 18 O MCSI_TX GPIO11 GPIO11 MCSI Serial Data Output 19 Data Carrier Detect 1 O DCD_TXIR UART Data carrier detect IrDA Serial data output 20 O SPI_ CS2 GPIO18 GPIO18 SPI Chip select 2 21 Serial Data Receive 3 I UART_RX UART Serial data input 22 I O SPI_MOSI GPIO15 GPIO15 SPI Data master out slave in 23 Ring Indicate 9 O UART_RING UART Modem ring indicate 24 O SPI_ CS0 GPI...

Page 34: ...20 Ω speaker amplifier Analog 72 I O GPIO_8 SPIDAT GPIO 8 SPI Data 73 O EARN 33 Ω or 120 Ω speaker amplifier Analog 74 I ADCIN4 10 bit A to D 75 Ground R GND System Ground 76 PWR VRSIM Output voltage for SIM 1 8 V 2 85 V 77 PWR VRIO 1 8 V out Reference for external level translation 78 O SIM_CLK SIM Card Reference Clock 79 OPEN 80 O SIM_RST SIM card reset 81 OPEN 82 I O SIM_IO SIM card I O data 83...

Page 35: ...mum ESD Protection Levels ESD Input Voltage Pin s ESD Test Method Min Nom Avg High Peak Units Human Body Model EIA JEDEC22 A114 A 500 V Pins 11 24 26 34 36 38 40 42 48 50 52 58 60 62 64 66 68 70 72 78 80 82 Charge Device Model EIA JEDEC22 C101 A 200 V Human Body Model EIA JEDEC22 A114 A 2000 V Pins all VBUS PWR 5 10 35 37 47 49 51 52 53 55 57 59 61 63 65 67 Charge Device Model EIA JEDEC22 C101 A 5...

Page 36: ...ely filtered It is recommended that 1000 to 2000 μF of capacitance be placed as close to the modem I O connector as possible It should be noted that the input voltage level should not drop below the minimum voltage rating under any circumstances especially during the uplink burst period 6 6 2 Ring Indicate The Enabler III G module is capable of using the Ring line to discern the type of incoming c...

Page 37: ...g Ring 3 seconds RING String RING String Ring 3 seconds RING String 1 second URC Ring Figure 10 Ring Indicate Timing 6 6 3 Using the Power Control Signal Figure 11 shows a typical connection to the Enfora Enabler III G module in a machine to machine application using the external PWR_CTL_SIGNAL solution where there is no external processor controlling the I O serial or power on off states RTC deep...

Page 38: ...Enfora Enabler III G Modem Integration Guide Figure 11 External Power Control Signal no external processor GSM0308PB001 33 Version DRAFT 2 9 2007 ...

Page 39: ...ircuit to generate a pulse that will allow the processor to enter the RTC deep sleep modes This will keep the PWR_CTL_SIGNAL signal low for at least 500ms during startup To reset the module power BATT must be cycled and power must be removed long enough for the RC to discharge Figure 12 External Power Control Signal using external RC circuit GSM0308PB001 34 Version DRAFT 2 9 2007 ...

Page 40: ...a Enabler III G can be powered on by using the PWR_CTL_SIGNAL signal When using PWR_CTL_SIGNAL the I O or serial lines can be at any voltage state desired It is suggested that the I O and serial lines be tri stated or set low when the GSM0308 is shutdown for an extended period of time to conserve power Figure 13 Power Control Signal using external processor GSM0308PB001 35 Version DRAFT 2 9 2007 ...

Page 41: ...nd the I O and serial voltage levels are not a concern Figure 14 Typical Power On Sequence using external processor PARAMETER PARAMETER CONDITIONS MIN TYP MAX UNIT VIL Input Voltage Low or float 0 0 3 x VBAT Vdc VIH Input Voltage High 0 7 x VBAT VBAT Vdc ON Pulse Duration 500 mS OFF Pulse Duration Programmable 1000 1000 0 mS GSM0308PB001 36 Version DRAFT 2 9 2007 ...

Page 42: ...ost device at the cable connection The transceiver senses the voltage of this pin to determine if the pin is either floating typical grounded or resistively connected to ground 102 kΩ 200 kΩ 440 kΩ The universal serial bus USB device controller supports the implementation of a full speed FS device compatible with the Universal Serial Bus Specification Revision 2 0 and the Universal Serial Bus Spec...

Page 43: ...switches off the other USB and AUDIO drivers AUDIO Modes It is possible to select between the MONO and STEREO signaling modes When enabling the AUDIO drivers the USB and UART drivers are turned off USB Power pins 1 3 Parameter Conditions Min Typ Max Units Filtering Capacitor Connected from VRUSB to GNDD 1 0 4 7 µF Filtering Capacitor ESR 0 300 mΩ Input Voltage VIN ON mode in regulation 2 7 5 0 5 2...

Page 44: ...Two white LEDs drivers are available from the module The first driver LED_A is dedicated for the screen backlight and can drive up to four white LEDs in series The second driver LED_B is dedicated for the keypad and can drive up to four white LEDs in series The two white LEDs driver series are fed by a dedicated DC DC step up regulator VRWLED The maximum current delivered by this white LEDs driver...

Page 45: ...it and an amplifier in series with a comparator Another dedicated logic is capable to sense if one of the two white LEDs series does not work properly open circuit this logic prevents the divergence of the circuit forcing a low voltage level on the gate of the power NMOS transistor in this case During the normal operation the NMOS transistors drivers which are part of the feedback system of the bo...

Page 46: ...White LEDs 20 0V 60mA The regulated voltage depends on the number of series White LEDs The main battery directly supplies VRWLED VRWLED Parameter Conditions Min Typ Max Units Voltage out 20 Vdc Current 60 mA L 2 2 μH 20 RDC max 100 mΩ C 2 2 µF 20 Zener 20 V Iz typ 5 mA min 4 mA max 10 mA Pd typ 0 3 W min 0 25 W max 0 5 W Figure 15 LED voltage driver circuit GSM0308PB001 41 Version DRAFT 2 9 2007 ...

Page 47: ...h 1 26 Vdc IOL IOH Rated Output Current 4 mA Additional GPIO is available as alternate functions of the blocks listed If the function is selected as a GPIO block then all associated pins will become GPIO the primary function will be disabled Electrical specifications for alternate GPIO functions will be the same as their primary pin function Primary Function Primary Function Name Pin Number GPIO N...

Page 48: ...40 31 15 μA ON Pulse Duration 25 mS OFF Pulse Duration Programmable tbd mS 6 6 10 RTC Sleep In this mode the modem is off except for its Real Time Clock When put into this mode the modem can wake itself up at a designated time interval 6 6 11 Serial Interfaces Handshake Pins 11 13 15 17 19 21 23 25 Pin Name Pin Number Signal Direction Description UART_TX 15 O Serial data output UART_RX 21 I Serial...

Page 49: ...ND Serial I O Control Parameter Conditions Min Typ Max Units VIL Input Voltage Low 0 54 Vdc VIH Input Voltage High 1 26 1 95 Vdc VOL Output Voltage Low 0 54 Vdc VOH Output Voltage High 1 26 1 95 Vdc IOL IOH Rated Output Current 2 0 mA 6 6 12 MCSI Multi Channel Serial Interface Pins 12 14 16 18 Pin Name Pin Number Signal Direction Description MCSI_RX 12 I Serial Data Input MCSI_TX 18 O Serial Data ...

Page 50: ...C bus compatible device that connects via the I2 C serial bus External components attached to the I2 C bus can serially transmit receive up to 8 bit data to from the LH device through the two wire I2 C interface This I2 C peripheral supports any slave or master I2 C compatible device The I2 C bus is a multi master bus The I2 C controller supports the multi master mode that allows more than one dev...

Page 51: ... input Data output There is one MSSPI module available It is based on a looped shift register thus allowing both transmit and receive modes It can operate in master or in slave mode using MPU DSP or DMA protocol In Master mode the SPI provides up to 3 chip selects spi_ncs0 spi_ncs1 and spi_ncs2 In Slave mode spi_ncs0 is used as the SPI module chip select For hardware reference only There is no gen...

Page 52: ...on a 32 kHz clock and can generate wake up events when the device is in sleep mode The keyboard controller includes the following main features Support of multi configuration keyboards up to 5 rows x 5 columns Integrated programmable timer Event detection on both key press and key release Multi key press detection and decoding Long key detection on prolonged key press Programmable time out on perm...

Page 53: ... charge is enabled by a control bit Main Battery voltage Backup Battery voltage Main battery 2 8 Vdc Note If the backup battery is not present the backup battery pin is connected to main battery pin VBACKUP is a power input for the Real Time Clock when using RTC Sleep Function Section 6 6 10 VBACKUP Parameter Conditions Min Typ Max Units ON mode 2 5 VCC1 5 5 BACKUP mode VBAT 0v 1 9 VBACKUP 5 5 Inp...

Page 54: ...ave floating 32kHz Clock Out Parameter Conditions Min Typ Max Units VIH Vdc VIL Vdc Maximum capacitor load tbd pF Maximum resistive load Ω Frequency 30 ppm 32 768 kHz 6 6 19 13 MHz output Pin 52 A 13 MHz signal is available as an output from the module This signal should only be used as an input to a high impedance device Additional loads or capacitance on the line may cause performance issues wit...

Page 55: ...et microphone amplifier This amplifier has a gain of 25 6 dB and a bias generator MICBIAS provides an external voltage of 2 V or 2 5 V to bias the microphone Handset Mic Input Parameter Conditions Min Typ Max Units Maximum Input Range Mic to Mic Inputs 3 dBm0 Max digital sample amplitude when PGA gain set to 0 dB 32 5 mVRMS Nominal Ref Level Mic to Mic Differential MIC 10 dBm0 Differential Input R...

Page 56: ...Amplifier Gain EARG 1 EARG 0 1 11 DB dB Parameter Test Conditions Min Typ Max Units Distortion 2 and 120 Ω VSP input level 3 dBm0 amp gain 11 dB 0 98 Distortion 2 and 33 Ω VSP input level 5 34 dBm0 amp gain 11 dB 0 38 Distortion 2 and 120 Ω I2S input level 3 dBm0 amp gain 11 dB 0 93 Distortion 2 and 120 Ω VSP input level 3 dBm0 amp gain 1 dB 3 1 3 92 Distortion 2 and 33 Ω VSP input level 5 34 dBm0...

Page 57: ...Input Parameter Conditions Min Typ Max Units Maximum Input Range Inputs 3 dBm0 Maximum digital sample amplitude with PGA gain set to 0 dB AUXAMP gain 18 dB Single HSMIC 78 mVRMS Nominal Ref Level 10 dBm0 Microphone Pre Amplifier Gain 18 dB Input resistance at HSMIC HSMIC single input AUXAMP gain 18 dB INMODE 0101 40 5 kΩ 6 6 25 Headset Microphone Bias Output Pin 53 Mic Bias Output Parameter Condit...

Page 58: ...el 3 dBm0 1 6 1 96 Maximum Swing Distortion 2 and 32 Ω I2 S input level 3 dBm0 1 48 1 85 VP P Maximum Capacitive Load 100 pF Minimum resistive load at HSOL and HSOR Zload 32 Ω Amplifier Gain 5 dB HSOL R amplifier Power supply rejection 1 kHz 100 mVpp 50 dB Amplifier State in Power Down High Z The left and right channels of the headset speaker output are a single ended output An external audio ampl...

Page 59: ... if there is a signal from HSOL stereo path is ON maximum level on HSOL when the stereo path is ON is 1 Vp p which stays far enough from the comparator threshold levels VBATmin 2 100 mV and VBATmin 2 100 mV Jack plug detection is functional if a plug event occurs before the power up of the module or if the plug event occurs after the power up of the module analog detection part is always active if...

Page 60: ...ange FML Inputs 3 dBm0 Maximum digital sample amplitude with PGA gain set to 0 dB MICAMP gain 4 9 dB Single FML 353 mVrms Maximum Input Range FMR AUXI Inputs 3 dBm0 Maximum digital sample amplitude with PGA gain set to 0 dB AUXAMP gain 4 9 dB Single FMR AUXI 353 mVrms Nominal Reference Level at FML Nominal reference level at FML 10 dBm0 Nominal Reference Level at AUXI FMR Single AUXI FMR 10 dBm0 M...

Page 61: ...io link is available and buffering received messages until retrieved 6 7 1 SIM Integration for the Enfora Enabler III G Module The Enabler III G module default configuration does not include an on board SIM carrier Enfora provides a separate product SKU for the Enabler III G module with the integrated SIM carrier 6 7 2 Using a Remote SIM with the Enfora Enabler III G Module Pins 76 78 80 82 84 The...

Page 62: ... Data SIMDTC 84 I Card detect The module provides the regulated supply voltage for the SIM card and the circuitry to detect the insertion or extraction of the SIM Card in or from the mobile When the SIM card is inserted a mechanical contact connected on the module terminal is tripped and after debouncing an interrupt is generated The SIM card presence detection logic must be active even when the s...

Page 63: ...utput voltage IO 1 mA 0 4 V II Input leakage current 1 μA Iout Output current 4 mA PU PU resistance 32 kΩ PD PD resistance 30 kΩ Iz Leakage current 30 μA Card Detect Debouncing time SIM card insertion 0 5 8 mS Time unit SIM card insertion 0 5 mS Debouncing time SIM card extraction 0 5 8 mS Time unit SIM card extraction 0 5 mS Pull down resistor resistor resistive switch 345 kΩ Pull up resistor res...

Page 64: ...100 pin I O connector The Enfora Enabler III G AT Command Set Reference GSM0308PB001MAN has the entire list of commands that can be used to control the voice functionality The quick start guide in this manual provides a basic command set that can be used to initialize and test the voice functionality The Enfora Enabler III G module supports three vocoder compression algorithms for voice communicat...

Page 65: ...a SMS Protocol Data Unit PDU to a SMSC Short Message Service Center and storing a copy of the PDU until either a report arrives from the network or a timer expires Receiving a SMS PDU from a SMSC Returning a delivery report to the network for a previously received message Receiving a report from the network Notifying the network when the module has sufficient memory capacity available to receive o...

Page 66: ... for the optional services that are required for the application 8 2 GSM Services Supported by the Enfora Enabler III G Module The Enfora Enabler III G module supports four GSM services modes of operation that must be enabled by the operator Voice calls MO and MT requires a telephone number SMS MO and MT uses the telephone number for Voice Circuit switched data calls MO and MT requires a telephone...

Page 67: ...SIM either for MT alone to receive or for both MO and MT to send and receive Circuit Switched Data configure the SIM either for MO alone to send or for both MO and MT to send and receive Voice SMS CS Data GPRS Function MO MT MT MO Voice calls receive SMS make data calls MO MT MO MT MO Voice calls receive send SMS make data calls MO MT MO MT MO MT Voice calls receive send SMS make receive data call...

Page 68: ...over a PPP connection and the packets can be constructed according to the information provided in the Enfora GSM GPRS Family API Reference GSM0102PB002MAN Enfora GSM GPRS Family Modem Control Library Reference GSM0000PB006MAN provides detail of the UDP Modem Control Library that has three levels port messaging and modem libraries Each of the three levels contains one or more libraries For example ...

Page 69: ...ins synchronization identifies the character parameters and indicates that a command may be in the following characters AT commands are not case sensitive use either capital letters or lower case letters for the AT command Note Some AT Command parameter values ARE case sensitive and are documented in the Enfora Enabler IIG AT Command Set Reference GSM0107PB001MAN GSM0308PB001 64 Version DRAFT 2 9 ...

Page 70: ...der must enable supplementary services functionality before the command is available 9 4 Enfora Packet Application Programming Interface 9 4 1 UDP API Architecture The following information provides an overview of the Enfora UDP based API architecture Full details are provided in the Enfora GSM GPRS Family UDP API Reference GSM0102PB002MAN Figure 18 provides the general structure for the UDP API F...

Page 71: ...I command to the modem and receives Enfora Inc response from the modem Data Description Comments Bytes 0 19 IP Header 20 27 UDP Header 28 0x00 29 0x01 Sequence Number 30 0x04 AT Command Read Write 31 0x00 Reserved 32 0x41 33 0x54 AT Command ATI 34 0x49 Following data will be returned by the modem Data Description Comments Bytes 0 19 IP Header 20 27 UDP Header 28 0x00 29 0x01 Sequence Number 30 0x0...

Page 72: ...ble Figure 18 Library Layout The table below can be used to help decide which library configuration is the best for a project SLIP access is not currently available UDP SLIP Port Library UDP PPP Port Library UDP Socket Port Library UDP Messaging Library with S UDP Messaging Library with UDP Messaging Library with S UDP Modem Library with S UDP Modem Library with UDP Modem Library with S Benefits A...

Page 73: ...s provide the most basic modem access services It converts modem control messages to either UDP SLIP or UDP PPP and vice versa SLIP access is not currently available Modem Control Message SLIP Header IP Header UDP Header Modem Control Message SLIP End Or PPP Header IP Header UDP Header Modem Control Message PPP End 9 5 2 Using Messaging Library Figure provides the architecture for Messaging Librar...

Page 74: ...the message to either UDP SLIP or UDP PPP before sending the data to the modem It also parses the modem control messages from the modem SLIP access is not currently available Parameter Data SLIP Header IP Header UDP Header Modem Control Message SLIP End Or PPP Header IP Header PPP End UDP Header Modem Control Message GSM0308PB001 69 Version DRAFT 2 9 2007 ...

Page 75: ...od library to use by applications in a personal computer or a PDA It allows the programmer to develop host applications for the modem quickly 10 Setup and Initialization 10 1 General Setup The GPRS modem is controlled through the Modem RS232 port on the development board Connect a nine pin straight through serial cable from the Modem RS232 connector to the serial port on the controlling computer H...

Page 76: ...nfora Enabler III G Modem Integration Guide 1 Select the connection interface Direct to Com 1 or whatever port is the serial port Figure 22 HyperTerminal Definition GSM0308PB001 71 Version DRAFT 2 9 2007 ...

Page 77: ...all In the following examples Entry refers to the application The following convention describes the direction of the data exchange The data exchange from the customer application to the Enfora Enabler III G module is designated as Entry The data exchange from the Enfora Enabler III G module to the customer application is designated as Response Note With the exception of the command Online Escape ...

Page 78: ...odule must be in AT Command mode please refer to section 10 3 GPRS Packet Examples for packet mode initialization and setup when any command is entered with the exception of the online escape sequence Commands entered when the module is in On line mode are treated as data and are transmitted as such to the receiving module i e If the module is in PPP or SLIP mode AT commands cannot be entered 10 1...

Page 79: ...r setting the Enfora Enabler III G module for full phone functionality automated operator selection 9600 baud non transparent mode AT CFUN 1 FULL phone functionality Entry OK Command is valid Response AT COPS 0 Automatic operator selection Entry OK Command is valid Response AT CBST 7 0 1 9600 baud non transparent mode Entry OK Response Command is valid GSM0308PB001 74 Version DRAFT 2 9 2007 ...

Page 80: ...ion and Use 10 2 3 Data Call Configuration This topic is addressed in the Enfora Application Note GSM0000AN003 Enabler G Data Circuit Switched Call Configuration and Use 10 2 4 Voice Call Configuration This topic is addressed in the Enfora Application Note GSM0000AN003 Enabler G Data Circuit Switched Call Configuration and Use 10 3 GPRS Packet Examples 10 3 1 GPRS ATTACH and ACTIVATE This topic is...

Page 81: ...M0000AN001 Enabler G PPP Configuration for Windows 98 GSM0000AN002 Enabler G PPP Configuration for Windows 2000 GSM0000AN008 Enabler G PPP Configuration for Windows XP GSM0000AN010 Enabler G PPP Configuration for PocketPC 2002 GSM0000AN005 Enabler G Automated Network Connection Configuration and Use 11 1 Integrating the Enfora Enabler III G Module Note Generally all interfaces that are externally ...

Page 82: ...e SIM will require a standard SIM carrier Filter the SIM VCC signal with a 10 uf 10 V capacitor to help with the line length Primary and secondary serial Interfaces The Enfora Enabler III G module uses a 1 8 3 V digital interface The RS 232 signals must be level shifted to get standard levels These signals must be ESD protected Reset Interface Resets the Enfora Enabler III G module when tied low A...

Page 83: ... BER Based Sensitivity Testing the following GSM functionality verifies proper network communication Functionality Parameters to be Tested Transmitter Frequency Error Phase Error PA Ramp Modulation Spectrum RF Power Steps Timing Advance Receiver BER Based RX Tests RXQUAL RXLEV BER Based Sensitivity Testing the following GSM functionality verifies proper network communication Functionality Paramete...

Page 84: ... first notifies Enfora of any such defect furnishes Enfora with a proof of purchase requests and obtains a return merchandize authorization RMA number from Enfora and returns the product shipping charges prepaid to Enfora under that RMA If upon reasonable examination of the returned product Enfora does not substantiate the defect claimed by purchaser or determines that the defect is not covered un...

Page 85: ...NSIBILITY AND PURCHASER S SOLE REMEDY UNDER THIS LIMITED WARRANTY SHALL BE TO REPAIR OR REPLACE THE PRODUCT HARDWARE SOFTWARE OR SOFTWARE MEDIA OR IF REPAIR OR REPLACEMENT IS NOT POSSIBLE OBTAIN A REFUND OF THE PURCHASE PRICE AS PROVIDED ABOVE ENFORA EXPRESSLY DISCLAIMS ALL OTHER WARRANTIES OF ANY KIND EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OF NON INFRINGEMENT MERCH...

Page 86: ...overned by the laws of the State of Texas United States of America without regard to conflict of laws principles This limited warranty shall not be governed in any respect by the United Nations Convention on Contracts for the International Sale of Goods GSM0308PB001 81 Version DRAFT 2 9 2007 ...

Page 87: ...ion concerning type approval please contact Enfora 13 2 Electromagnetic Compatibility EMC and Safety Requirements The Enfora Enabler III G module has been tested and approved for application in the United States of America US and the European Union EU The compliance details for each of these markets follow For other markets additional or alternative regulatory approvals may be required Always ensu...

Page 88: ... in Section 1 1310 of the FCC Rules and Regulations Note Installation and operation of this equipment must comply with all applicable FCC Rules and Regulations including those that implement the National Environmental Policy Act of 1969 Part 1 Subpart I with specific regard to antenna sitting and human exposure to radio frequency radiation For further guidance consult the FCC Rules a certified FCC...

Page 89: ...is equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmfu...

Page 90: ... FCC regulations regarding human exposure to radio frequency radiation The following installation and operation restrictions apply to all Enfora Enabler III G products This device may only be used in fixed and mobile applications Portable applications as defined by the FCC are prohibited The use of this device for desktop and other applications where the antenna can easily be relocated are conside...

Page 91: ...uency radiation the FCC has established the following three categories of transmitting devices Portable Devices devices where the antenna is located within 20 cm 7 87 inches of any person including the user if applicable Portable devices operating under the authority of Part 22 or 24 broadband PCS are limited to a maximum of 2 W EIRP Mobile Devices devices designed to be used in other than fixed l...

Page 92: ...pplications 2 meter separation the antenna gain can be as much as 26 dBi Modifications and or additions to the Enfora Enabler III G GSM transceiver including use of antennas with higher gain than those authorized by the FCC are prohibited dBi antenna gain in dB relative to an isotropic radiator Antenna Avoidance Label Attach the following warning label directly to or displayed next to the antenna ...

Page 93: ... has been incorporated that are used in applications that meet the definition of mobile For all end products the OEM or integrator must provide instructions warnings and labels to ensure that the product complies with current FCC guidelines limiting human exposure to radio frequency radiation Current FCC regulations limit the EIRP of mobile devices to 2 W Because the nominal RF output power of the...

Page 94: ...uxembourg The Netherlands Portugal Spain Sweden United Kingdom 13 10 EMC Safety Requirements for Other Countries In most other countries that have not been listed above there are similar rules and regulations that must be met for importing the Enfora Enabler III G module Each may require a different mark of approval for example the CB Scheme as an acceptance requirement For each of these cases the...

Page 95: ...ment Identity Register A database used to store International Mobile Equipment Identity IMEI of a locally issued terminal EIRP Equivalent Isotropic Radiated Power In a given direction the gain of a transmitting antenna multiplied by the net power accepted by the antenna from the connected transmitter EMC Electromagnetic Compatibility The ability of a device to function satisfactorily in its electr...

Page 96: ...s call detail records for billing and supervises system operations Non Transparent Mode Delivers a constantly low error rate but with a non guaranteed throughput or delay The Non Transparent service provides a performance that is closest to using a modem over a fixed PSTN line NRTL Nationally Recognized Test Laboratory OSHA approved Nationally Recognized Testing Laboratory OEM Original Equipment M...

Page 97: ...wn 24 Figure 8 Module Mounting 25 Figure 9 Host Pads for Board To Board RF Connector 26 Figure 10 Ring Indicate Timing 32 Figure 11 External Power Control Signal no external processor 33 Figure 12 External Power Control Signal using external RC circuit 34 Figure 13 Power Control Signal using external processor 35 Figure 14 Typical Power On Sequence using external processor 36 Figure 15 LED voltage...

Page 98: ...cal support and customer service dealing with the modem itself contact the company where you purchased the product If you purchased the product directly from Enfora visit the SUPPORT page on the Enfora website http www enfora com support_newissue asp GSM0308PB001 93 Version DRAFT 2 9 2007 ...

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