Enfora Enabler II-G Triple/Quad-Band GSM/GPRS Radio Modems Integration Guide Version 1.
Integration Guide Version 1.07 Document Title: Enfora Enabler II-G Triple/Quad Band GSM/GPRS Modems Integration Guide Version: 1.07 Date: 1/8/2004 Status: Released Document Control ID: GSM0100PB001 General All efforts have been made to ensure the accuracy of material provided in this document at the time of release. However, the items described in this document are subject to continuous development and improvement.
Integration Guide Version 1.07 1.0 Safety Precautions..................................................................................................... 4 1.1 Important Safety Information............................................................................................... 4 2.0 Regulatory Compliance FCC ......................................................................... 4 2.1 2.2 Integration Considerations and Installation Requirements .................................................
Integration Guide Version 1.07 10.0 Setup and Initialization .................................................................................... 44 10.1 10.2 10.3 General Setup................................................................................................................ 44 GSM/SMS Examples ..................................................................................................... 47 GPRS Packet Examples...........................................................................
Integration Guide Version 1.07 1.0 Safety Precautions 1.1 Important Safety Information The following information applies to the devices described in this manual. Always observe all standard and accepted safety precautions and guidelines when handling any electrical device. • Save this manual: it contains important safety information and operating instructions. • Do not expose the Enfora Enabler II-G product to open flames. • Ensure that liquids do not spill into the devices.
Integration Guide Version 1.07 • If used in a "mobile" application where the antenna is normally separated at least 20 cm (7.9 in) from the human body during device operation, then an appropriate warning label must be placed on the host unit adjacent to the antenna. The label should contain a statement such as the following: WARNING RF exposure. Keep at least 20 cm (7.9 in) separation distance from the antenna and the human body.
Integration Guide Version 1.07 2.2 Disclaimer The information and instructions contained within this publication comply with all FCC, GCF, PTCRB, RTTE, IMEI and other applicable codes that are in effect at the time of publication. Enfora disclaims all responsibility for any act or omissions, or for breach of law, code or regulation, including local or state codes, performed by a third party. Enfora strongly recommends that all installations, hookups, transmissions, etc.
Integration Guide Version 1.07 3.0 Manual Overview This document describes the hardware interface of the Enabler II-G GSM/GPRS OEM Modem. The 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 7/16/03 8/27/03 Rev Draft 1.00 Author Matt Glover Matt Glover 9/4/03 9/18/03 1.01 1.02 Matt Glover Matt Glover 9/22/03 1.
Integration Guide Version 1.07 3.
Integration Guide Version 1.07 US Government 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--Equipment Authorization Procedures Section 2.925 FCC Office of Engineering and Technology (OET) Internet: http://www.fcc.gov.
Integration Guide Version 1.07 4.0 Introduction 4.1 Product Overview Enfora Enabler II-G GSM/GPRS Radio modem is a compact, wireless OEM module that utilizes the Global System for Mobile Communications (GSM) and GPRS (General Packet Radio Services) international communications standard to provide two-way wireless capabilities via GSM services. The Enfora Enabler IIG module is a fully Type-approved GSM/GPRS device, enabling application-specific, two-way communication and control.
Integration Guide Version 1.07 4.3 Providing Multi-Band Operation The Enfora Enabler II-G module provides multi-band operation, with the operating frequency selectable by AT Command: • The 1900 MHz Enfora Enabler II-G module is available for integration and deployment for use worldwide, with 1900 MHz support primarily in North America and regions where the 1900 MHz Personal Communication Services (PCS) band is allocated. The GSM0108 Quad-Band module also supports GSM 850 for use in North America.
Integration Guide Version 1.07 4.5 GSM/GPRS System Overview The Enfora Enabler II-G modules shown in Figure 1 and Figure 2 are designed for easy integration with other components and packaging by leveraging the existing public GSM networks. Compare the Enfora Enabler II-G to systems that require the construction, operation, maintenance, and expense of a private wireless network. GSM0100PB001 Page 12 1.
Integration Guide Version 1.07 Figure 1 Applications Using the Enfora Enabler II-G module in a GSM/GPRS Network GSM0100PB001 Page 13 1.
Integration Guide Version 1.07 4.6 Summary of the Features for the Enfora Enabler II-G Radio Module The following summarizes the main features of the Enfora Enabler II-G Radio Module. Mechanical Dimensions........................................................... 46.1 mm x 30.2 mm x 3.0 mm Weight .................................................................. < 2 oz. Packet Data Transfer: Protocol ................................................................
Integration Guide Version 1.07 Environmental: Operating Temperature ....................................... -20 °C to 60 °C (Fully Spec Compliant) Storage Temperature ........................................... -40 °C to 85 °C Humidity ............................................................... 5 to 95% non-condensing EMC: Emissions ............................................................. FCC Parts 15 & 24, Class B GSM 11.10, Section 12.2 EN 55022 Class B FCC Part 22 for GSM 850 Susceptibility ....
Integration Guide Version 1.07 5.0 Technical Specifications 5.1 Enabler II-G Module Block Diagram PWR Audio Analog Baseband/ Power Mgmt Analog BB RF Interface RX Intfc. Antenna Intfc. RF SIM VCO GPIO Digital Baseband/ CPU Tri-band PA SRAM/ Flash Memory Ser. Intfc. Figure 2 Enabler II-G Module Block Diagram GSM0100PB001 Page 16 1.
Integration Guide Version 1.07 5.2 Detailed Product Specifications Physical Dimensions and Weight Size (L x W x H) 46.1 mm x 30.2 mm x 3.0 mm Weight (Less than 2 oz.
Integration Guide Version 1.07 Electromagnetic Emissions Radiated spurious FCC Part 24 / Part 15 Class \ B GSM 11.10 Section 12.2 EN 55022 Class B Electromagnetic Immunity (per ETSI ETS 300 342-1) Radio Frequency (RF) Electromagnetic Field Electrostatic discharge (ESD) RF common mode 3 V/m 800 – 1000 MHz; 1 kHz 80% EN 61000-4-3 Contact discharge to coupling planes: ±2 kV, ±4 kV Air discharge to coupling planes: ±2 kV, ±4 kV, ±8 kV 3 V rms (Level 2) 150 kHz – 80 MHz EN 61000-4-6 5.
Integration Guide Version 1.07 5.4 Transmit Power Enfora Enabler II-G module Power Class Transmit Power 1900 MHz 1800 MHz GSM Power Class 1 1-W conducted power maximum (30 dBm +/- 2 dB), measured at the antenna port 850 MHz 900 MHz GSM Power Class 4 2-W conducted power maximum (33 dBm +/- 2 dB), measured at the antenna port 5.
Integration Guide Version 1.07 6.0 Physical Interfaces 6.1 Physical Layout Figure 3 Enabler II-G Package Dimensions (without integrated SIM carrier) GSM0100PB001 Page 20 1.
Integration Guide Version 1.07 Figure 4 Enabler II-G Package Dimensions (with integrated SIM carrier) • • • • • Use 46.3 X 30.2 X 3.1 as overall module dimension Mated 60-pin I/O connector stack height is 2.0 MM If mounting screw is used, a nylon washer is recommended at board interface. A maximum diameter of 4.00 should be used for all fastening hardware. Antenna direct connect solder pad is 1.02 mm wide X 2.54 mm high. Antenna ground pads are 2.03 mm wide X 2.54 mm high. GSM0100PB001 Page 21 1.
Integration Guide Version 1.07 6.2 Enabler II-G Mounting Reference Figure 5 Provides Enabler II-G vertical mounting information. Figure 5 Vertical Enabler II-G Mounting The Enabler II-G provides mounting tabs that can be soldered to a PCB. These tabs provide circuit grounding for the module and their use is recommended. Figure 6 provides mounting tab reference for PCB integration. Figure 6 Enabler II-G Mounting Tabs GSM0100PB001 Page 22 1.
Integration Guide Version 1.07 6.3 Pin Orientation Reference 59 57 55 53 51 49 47 45 43 41 39 37 35 33 31 29 27 25 23 21 19 17 60 58 56 54 52 50 48 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 15 16 13 14 11 12 9 10 7 8 5 6 Figure 7 Pin Orientation GSM0100PB001 Page 23 1.
Integration Guide Version 1.07 6.4 Connectors 6.4.1 Enabler II-G I/O Control Connector The connector used to interface to the host is a 60-pin, SMT, Dual Row, Vertical Stacking: .50MM (.020") Pitch Plug; Molex part number 53729-0604. 6.4.2 PCB Integration I/O Control Connector The mating connector for a board mount application is a 60-pin, SMT, Dual Row, Vertical Stacking: .50MM (.020") Pitch Receptacle; Molex part number 52974-0604 or 52974-0608.
Integration Guide Version 1.07 6.5 I/O Signal Connector on the Enfora Enabler II-G Module The Enfora Enabler II-G module communicates with the carrier board of the application via the 60-pin I/O signal connector. The following table describes the pin assignments for the connector, sorted by pin number. 6.5.1 I/O Connector Pin Assignments The following table shows the pin assignments for the input/output connector. The pin assignments are shown in order of functionality.
Integration Guide Version 1.07 50 51 52 53 54 55 56 Ground Serial Transmit Data SIM I/O Request To Send SIM Reset Clear To Send ADC1 57 58 59 60 Data Terminal Ready SIM Power Ground Ground 3 7 8 4 R I I/O I O O I GND TXD_RADIO SIM_IO RTS_RADIO SIM_RST CTS_Radio ADC1 I O R R DTR_RADIO SIM_VCC GND GND Electrical power return for digital and analog grounds. Serial Data from Host. SIM I/O Data. RTS Signal from Host. SIM Reset. CTS Signal to Host. Analog-to-Digital Converter Input 1. 0 – 1.
Integration Guide Version 1.07 6.7.2 Ring Indicate The Enabler II-G module is capable of using the Ring line to discern the type of incoming call. The indicator can be monitored via a hardware line available on the 60 pin I/O signal connector. The Ring Indicator pin is #49. The function of the Ring line depends on the type of the call received. When the module is receiving a voice call, the Ring line goes low for 1 second and high for another 2 seconds.
Integration Guide Version 1.07 6.7.3 Radio Power/Reset Pull low for radio off. Use large value pull-up resistor (up to 1 MΩ) to Vcc (Power Input/Batt). PARAMETER VIL PARAMETER / CONDITIONS Input Voltage – Low VIH Input Voltage – High 6.7.4 MIN TYP 0 0.7 Vcc MAX 0.3 Vcc Vbat UNIT Vdc Vdc Serial Interface (9 Pin I/F) (See table in section 6.5.1 I/O Connector Pin Assignments) The modem provides a standard 16550 UART serial interface to the host. The data interface operates at CMOS level.
Integration Guide Version 1.07 6.7.5 General Purpose Input/Output Interface (GPIO) Eight general-purpose signals (GPIO 0,2) are provided. Each of these signals may be selected as inputs or outputs. They may be used independently as a user-specified function, or may be used to provide modem control and status signals. Several examples of modem control signals are: power shutdown command, register/deregister on network command, and transmitter disable.
Integration Guide Version 1.07 6.7.8 Handset Microphone Input Parameter Maximum Input Range – Mic(+) to Mic(-) Nominal Ref. Level – Mic(+) to Mic(-) Differential Input Resistance – Mic(+) to Mic(-) Microphone Pre-Amplifier Gain Bias Voltage on Mic(+) Mic Bias Current Capability 6.7.9 Conditions Inputs 3 dBm0 (Max. digital sample amplitude when PGA gain set to 0 dB) MIN TYP 32.5 MAX -10 dBm0 100 kΩ Ω 25.6 2.0 0 2.0 or 2.5 V UNIT mVrms 2.5 0.
Integration Guide Version 1.07 6.7.12 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 11 Audio Reference (Please note that this schematic can be zoomed to read the detail) GSM0100PB001 Page 31 1.
Integration Guide Version 1.07 6.8 Subscriber Identity Module (SIM) Carrier The SIM, an integral part of any GSM terminal device, is a “smart card” that is programmed with subscriber information: • The user information consists of an International Mobile Subscriber Identity (IMSI) number, which is registered with the GSM provider, and an encryption Ki (pronounced "key"). This information consists of a microprocessor and memory installed on a plastic card.
Integration Guide Version 1.07 6.8.2 Using a Remote SIM with the Enfora Enabler II-G Module The Enabler II-G default configuration does not include an on-board SIM carrier. If the module is going to be integrated using a remote SIM, the following guidelines are provided: • To utilize a remote SIM, the integrator must provide a suitable SIM connector on the Application. • The maximum distance from the Enabler II-G to the remote SIM connector must not exceed 25.4 cm (10 inches).
Integration Guide Version 1.07 7.0 Modes of Operation GSM/GPRS supports many optional services and modes. The Enfora Enabler II-G module supports the following GSM/GPRS services: • Circuit-switched data • Short-Message Services (SMS) • Class B GPRS Functionality • Voice communication 7.
Integration Guide Version 1.07 7.4 SMS: Short Message Services • Short Message Services (SMS) is a feature-rich GSM service.
Integration Guide Version 1.07 8.0 SIM Operation 8.1 Provisioning the SIM The SIM can support optional features or services. Most operators typically configure the SIM to send/receive voice calls and to receive SMS; however, some may require an additional tariff to enable the SIM to send SMS.
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Integration Guide Version 1.07 9.0 Software Interface 9.1 Software Interface The application sends commands to the Enfora Enabler II-G module via the 60-pin I/O signal connector. These commands use the Enfora AT Command Set and/or Enfora’s Packet API. The Enfora Enabler II-G module operates in one of the following modes: • Command mode: Used for configuring the Enfora Enabler II-G module, for interrogating the GSM network, and for placing and receiving calls.
Integration Guide Version 1.07 9.3 Enfora AT Command Set For a full description of the AT commands, refer to the Enfora Enabler-G AT Command Set Reference GSM0102PB001MAN. Note: A command description that includes an *asterisk denotes that the GSM service provider must enable supplementary services functionality before the command is available. 9.4 Enfora Packet Application Programming Interface 9.4.
Integration Guide Version 1.07 The following provides information related to the general construction of the UDP-API packet. Other command structures are available and can be found in the API reference manual. All AT commands listed in the GSM0102PB001MAN document are supported via this method. To send an AT command via DUN or OTA, the user has to follow the following message structure. This message structure sends the ATI command to the modem and receives Enfora, Inc. response from the modem.
Integration Guide Version 1.07 9.5 Enfora Modem Control Library Architecture The following information provides an overview of the Enfora Modem Control Library architecture. Full details are provided in the Enfora GSM-GPRS Family Modem Control Library Reference GSM0000PB006MAN. Figure 14 provides the general embedded architecture for the Enabler II-G modem. There are various levels of access provided to allow complete application design flexibility. SLIP access is not currently available.
Integration Guide Version 1.07 9.5.1 Using Port Library Figure 15 provides the architecture for Port Library access. Host Application Host Control Interface Port Library UART Driver Host Modem Figure 15 Using Port Library Port Libraries 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 9.5.
Integration Guide Version 1.07 9.5.3 Using Modem Library Figure 17 provides the architecture for Modem Library access. Host Application Modem Library Host Control Interface Messaging Library Port Library UART Driver Host Modem Figure 17 Using Modem Library Modem Library provides the most complete modem access services. In addition to the features already provided by the Messaging Library, the modem library maintains a modem parameter database.
Integration Guide Version 1.07 10.0 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. Hook up power supply, connect antenna, and install SIM into modem. 10.1.
Integration Guide Version 1.07 2. Configure the COM port as displayed below. Figure 19 COM Port Settings 10.1.2 Initialization (AT Command Interface) In the GSM vocabulary, a call from GSM mobile to the PSTN is called a "mobile-originated call" or "outgoing call". A call from the fixed network to a GSM mobile is called a "mobile-terminated call" or "incoming call." In the following examples, “Entry” refers to the application.
Integration Guide Version 1.07 10.1.3 Initial Response to the AT Command After power is applied to the Enfora Enabler II-G module, the module performs a power-up self-test. The self-test completes within one (1) second. When queried with the AT command, the Enfora Enabler II-G module responds with one of the following result codes: • OK signifies that the Enfora Enabler II-G module is ready, that it correctly interprets the AT command, and that it has executed the command.
Integration Guide Version 1.07 10.1.6 Querying the Status of the Enfora Enabler II-G Module This topic is addressed in the Enfora Application Note GSM0000AN006 – Enabler-G Module Status Query. 10.1.7 Setting Module Reporting Parameters for GSM and GPRS This topic is addressed in the Enfora Application Note GSM0000AN007 - Enabler-G Status Reporting. 10.2 GSM/SMS Examples 10.2.
Integration Guide Version 1.07 11.0 Integration and Testing The Enfora Enabler II-G module has been designed to minimize the amount of time required for integration and testing the application. By being fully certified by the appropriate bodies, the Enfora Enabler II-G module provides seamless integration into the GSM network. The integration issues for the application can be narrowed to the utilization of the AT commands and the use of the GSM functionality.
Integration Guide Version 1.07 Testing the following parameters verifies the RF parameters that may be affected by such things as RF path loss, power supply noise, and external interference. Functionality Transmitter Receiver Parameters to be Tested Frequency Error Phase Error PA Ramp Modulation Spectrum RF Power Steps Timing Advance BER Based RX Tests (RXQUAL RXLEV) BER Based Sensitivity Testing the following GSM functionality verifies proper network communication.
Integration Guide Version 1.07 APPENDIX A - Warranty Repair and Return Policy ENFORA, INC. 12-MONTH LIMITED WARRANTY Enfora, Inc. warrants the products that it manufactures to be free from defects in materials and workmanship for a period of 12 months from the date of shipment from Enfora. This warranty is limited to the original purchaser of the product and is not transferable.
Integration Guide Version 1.07 APPENDIX B - Regulations and Compliance This section summarizes the responsibilities and actions required of manufacturers and integrators who incorporate OEM versions of the Enfora Enabler II-G module into their products. In certain situations and applications, these products will require additional FCC, CE, GCF, PTCRB or other regulatory approvals prior to sale or operation. Appropriate instructions, documentation and labels are required for all products.
Integration Guide Version 1.07 Human Exposure Compliance Statement GSM0107 Tri-Band Module Enfora certifies that the Enfora Enabler II-G 900/1800/1900 MHz GSM Radio Module (FCC ID: MIVGSM0107M) complies with the RF hazard requirements applicable to broadband PCS equipment operating under the authority of 47 CFR Part 24, Subpart E of the FCC Rules and Regulations.
Integration Guide Version 1.07 Unintentional Radiators, Part 15 Equipment designated as Class A is intended for use in a commercial, industrial or business environment. The Enfora Enabler II-G module has been tested and found to comply with the limits for a Class A digital device and can be integrated into equipment or applications intended for use in commercial, industrial or business environments.
Integration Guide Version 1.07 Instructions to the Original Equipment Manufacturer (OEM) To comply with the requirements of the National Environmental Policy Act (NEPA) of 1969, operation of an FCC-regulated transmitter may not result in human exposure to radio frequency radiation in excess of the applicable health and safety guidelines established by the FCC.
Integration Guide Version 1.07 Note: Additional care must be taken by the installer and/or user of the Enfora Enabler II-G products to ensure proper antenna selection and installation. Adherence to the above conditions is necessary to comply with FCC requirements for safe operation regarding exposure to RF radiation.
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Integration Guide Version 1.07 Specific OEM Responsibilities for Portable Products and Applications Each device or product, into which the Enfora Enabler II-G PCS-1900 GSM transceiver has been incorporated, and which is intended to be used in an application that meets the definition of "portable" MUST be separately authorized by the FCC for the purposes of determining compliance with current FCC guidelines limiting human exposure to radio frequency radiation.
Integration Guide Version 1.07 EMC/Safety Requirements for the Countries of the European Union (EU) The European Union (EU) is comprised of fifteen countries that follow a harmonized set of standards, utilizing the CE mark as a uniform mark of acceptance.
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Integration Guide Version 1.07 Non-Transparent Mode NRTL Nationally Recognized Test Laboratory OEM PA Packet PCS PDA PDU PPP SIM SMS SMSC UDP GSM0100PB001 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. OSHA-approved Nationally Recognized Testing Laboratory Original Equipment Manufacturer. Power Amplifier.
Integration Guide Version 1.07 APPENDIX D – Tables And Figures TABLES Table 1 - Enabler II-G Key Features.............................................................................................................. 10 Table 2 - Enabler II-G Pin Assignments ........................................................................................................ 26 Table 3 - Modem Library Configurations .......................................................................................................
Integration Guide Version 1.07 APPENDIX E - Contacting Enfora Please use the following contact information for customer or technical support questions. Customer Support Internet North America 972.633.4400 www.enfora.com/support www.enfora.com Enfora, Inc. th 661 E. 18 Street Plano, TX 75074 Telephone • 972.633.4400 GSM0100PB001 Page 62 1.
