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Sony Ericsson GS64 Network Card User Manual

1. q 56 5 11 3 6 DATA CARRIER DETECT 1 1 211 m eme nemen 56 5 11 3 7 RING INDICATOR 1 1 nmn 56 5 11 4 UART2 DIM2 2 2 diasqa aii sasana UD eile euis 57 5 11 4 1 TRANSMITTED DTM2 u u a u a III Inm mI uu Q 57 5 11 4 2 RECEIVED DATA 2 3 ois 57 511 43 REQUEST 52 e au den 57 5 11 44 52 22222222 22 lasla epic nike vara 57 saa inasa a bhabi es 58 5 11 6 Da av ca ot o Sua n da eae aX ea casa rama aa naa ara ewe 59 5 11 7 SIM DETECTION 5 oie 60 5 12 SYNCHRONOUS SERIAL PORT SSP INTERFACE TO BE IMPLEMENTED IN A FUTURE RELEASE 60 5 13 MEMORY CARD INTERFACE SD MMC TO BE IMPLEMENTED IN A FUTURE RELEASE 61 5 13 1 MULTIMEDIA CARD SYSTEM 4 1 2
2. 61 5 13 2 SECURE DIGITAL MEMORY CARD SYSTEM 62 5 14 SERVICE PROGRAMMING aser nna 63 5 15 LED BE IMPLEMENTED IN A FUTURE RELEASE eme nene nemen nnne 63 5 16 GENERAL PURPOSE IQ ere tasters a ca Dn ra daa sam ca aov reb ER a DR 65 5 16 1 EMBEDDED 5 1 painaa harearria raia 66 5 17 KEYBOARD SIGNALS KEYROW KEYCOL 67 5 18 ANALOGUE DIGITAL CONVERTERS ADIN1 ADIN2 ADIN3 ADINA 67 5 19 BURST TRANSMISSION 4 4 6 69 5 20 REAL TIME 1 4 T u E 69 5 20 1 REAL TIME CLOCK BACKUP SUPPLY VRTC 70 5 20 2 AEARM ALARMY 71 5 20 2 1 ALARM OUTPUT FROM THE MODULE cen mmm nennen enne 71 5 20 3 ALARM UTILIZATION AS A WAKE UP a 72 5 21 RINGER OUTPUT BUZZER TO BE IMPLEMENTED IN A FUTURE RELEASE
3. 92 LZT 123 1836 7 Overview LZT 123 1836 1 Introduction 1 1 Target Users The GS64 wireless modems are designed to be integrated into machine to machine or man to machine communications applications They are intended to be used by manufacturers system integrators applications developers and developers of wireless communications equipment 1 2 Prerequisites It is assumed that the person integrating the wireless modem into an application has a basic understanding of the following e GSM networking e Wireless communication and antennas aerials commands e ITU T standard V 24 V 28 Micro controllers and programming e Electronic hardware design 1 3 Manual Structure The manual is composed of three parts Part 1 Overview This section provides a broad overview of the Gx64 family and includes a list of abbreviations used in the manual Part 2 Integrating the Wireless modem This section describes each of the signals available on the GS64 wireless modem along with mechanical information The section also provides you with design guidelines and what is needed to commercialize an application from a regulatory point of view LZT 123 1836 9 Part 3 Developer s Kit This section lists the contents of the Developer s Kit and provides the information to setup and use the equipment 1 4 Notation The following symbols and admonition notation are used to draw t
4. 26 5 2 DEALING WITH UNUSED PINS d ect eT 30 5 3 GENERAL ELECTRICAL AND LOGICAL 31 EOLUS D oai cele Cada sh 32 5 4 1 ANALOGUE GROUND I aaa 32 5 4 2 COMMON GROUND GND J 2 Dei oats 33 5 5 REGULATED POWER SUPPLY INPUT VCC a aaa 34 5 6 VOLTAGE REFERENCE 36 5 7 2 37 CHARGING PROCESS oed suan cu ese rasta testor te des ates 38 5 722 SERIES PIO DE aa qua a ga REDI ede 39 5 45 3 UBNTTIERY SEEEC TION conico tuto nt i we aa huey 39 5 8 POWERING THE MODULE AND OFF PON L 43 5 8 1 VREF AS A POWER INDICATOR eio ern edo eei rt aaa aa 43 5 8 2 MODULE ON amp OFF SEQUENCE a te 44 5 8 2 1 POWER ON TIMING mur dE 45 5 8 3 TURNING THE MODULE OFF 2555 oett tote DR cesa 46 5 9 ANALOGUE AU Oi 222 tete e Dunit se ied etel eps eds ie 48 5 9 1 _ AUXILIARY AUDIO TO MOBILE STATION AUXIP AUXIN
5. 49 5 9 2 AUXILIARY AUDIO FROM MOBILE STATION AUXOP 49 5 9 3 MICROPHONE SIGNALS 50 5 9 4 SPEAKER SIGNALS EARP EARN cernere eere nennen nenne 5 5 10 PCM DIGITAL AUDIO SSP itta rte 5 GAOT PEM DATA FORMAT A has acd te imei alah Ao 5 5 11 SERIAL DATA INTERFACES Nee 53 Bol deo dac papanqa ERE SLE AK EE Asuy L Le dU ccr 53 LZT 123 1836 4 5 11 2 SERIAL DATA SIGNALS DFM1 54 5 11 2 1 SERIAL DATA FROM WIRELESS MODEM DFM1 54 5 11 2 2 SERIAL DATA TO WIRELESS MODEM DTM1 54 5 11 3 CONTROL SIGNALS 51 CTS1 DTR1 DSR1 55 5 11 3 1 HARDWARE FLOW CONTROL RTS1 AND CTS 55 5 11 3 2 REQUEST SEND RTS 55 5 11 3 3 CLEAR TO SEND CTS1 he Raat a ua s Tu 55 5 11 3 4 DATA TERMINAL READY DTR1 55 5 11 3 5 DATA SET READY 0561 1 1 1 1 lt
6. 73 6 Antenna rev Oed deo eed 74 LZT 123 1836 7 Hints for Integrating the Wireless Modem 75 7 1 SAFETY ADVICE AND PRECAUTIONS ice petant Beitr 75 Talal GENERAL ar 75 ri SIM CARD i 76 758 76 7 4 INSTALLATION OF THE WIRELESS MODEM 77 7 4 1 WHERE TO INSTALL THE WIRELESS MODEM I as 77 7 4 1 1 ENVIRONMENTAL CONDITIONS I a 77 SIGNAL STRENGTH una aces u T 77 7 4 1 3 CONNECTION OF COMPONENTS TO WIRELESS MODEM 78 7 4 1 4 NETWORK AND SUBSCRIPTION nnne enne enne 78 7 4 5 HOW TO INSTALL THE WIRELESS 79 7 4 2 1 POWER SUPPLY sb adenocarcinoma obe a 79 7912 2 T SSS LEE ute 79 72232 ia aed oer dit adana eda 79 7 4 2 4 SOFTWARE UPGRADES 79 585 ANTENNA Tm 80 Er Tn EE 80 7 5 2 ANTENNA TYPE cu Sirya s
7. The SERVICE interface is a standard IO configured internally as an Input This input is activated in order to enable flash memory programming The SERVICE interface is normally pulled HIGH and is made active by the host application pulling it LOW Ericsson Emma and Updater The Emma lll system is a web based tool that accesses a Sony Ericsson server from which signed software NOTE can be downloaded The Updater is a local application that downloads a signed image provided by SEMC EN There are two methods for updating the firmware in the GR64 Sony 5 15 LED to be implemented in a future release Pin Name Direction Function 37 LEDI Output LED control signal 38 LED2 Output LED control signal The LED driver interface is able to operate single LEDs or a series of LEDs such as LED backlighting The LED interfaces are driven by programmable current sources designed to control the brightness of the LEDs connected to them typical of keyboard or LCD illumination LED can be programmed to sink up to 75mA 150mA in nonlinear steps over two ranges of output LED2 can be programmed to sink from up to 50mA 100mA in nonlinear step over two ranges of outputs Both LED drivers are capable of sinking their maximum output current at a worst case maximum output voltage of 0 4 V For efficient use the LEDs should be forward connected between the main battery and their corresponding LED driver output The LED drivers requ
8. e This Integrator s Manual e RS232 cable Developer s kit hardware e Headset e Developer s kit accessories e Antenna Power supply User need to order the M2M module s of their choice and provide a computer or micro controller The AT command manual provides the necessary command and control reference to drive the module 2 5 Precautions The wireless modems are ESD protected up to 2kV on all pins other than the SIM interface The SIM interface is protected up to 15kV Integrators must follow electronic device handling precautions when working with any electronic device system to ensure no damage occurs to the host or the wireless modem In the section Integrating the Wireless modem users will find more information about safety and product care Do not exceed the environmental and electrical limits as specified in Technical Data section 2 6 Guidelines for Safe and Efficient Use Users must follow the general usage outlined in this chapter before using the GS64 for any purpose LZT 123 1836 17 2 6 1 General Usage e Always treat the product with care and keep it in a clean and dust free place e Do not expose the product to liquid e Avoid exposing the product to moisture or high humidity environments e Do not expose the product to extreme high or low temperatures beyond those specified for operation and storage Do not expose the product to open flames or lit tobacco products e Do not drop throw or try to
9. mua at aou 16 2 4 SERVICE AND SUPPORT I n 16 DAT gt 5 iunc EI tee dm d e eo 16 2 4 2 COMMANDS MANUAL a nsns nsn shes senes enses teret eren rer ern nana 16 2 4 58 M2MPOWER APPLICATION GUIDE nemen nenne nene rna 17 2 4 4 DEVELOPERS KIT nnern 17 2 5 PREGAUTIONS obs DEIDI es P Ete re EGRE 17 2 6 GUIDELINES FOR SAFE AND EFFICIENT USE J 17 2 6 1 GENERALE USAGE dete eet aet de dace 18 2 6 2 RADIO FREQUENCY RF EXPOSURE AND SAR ener een 18 2 6 3 PERSONAL MEDICAL DEVICES eene enne nn 19 2 6 4 DISPOSAL OF OLD ELECTRONIC EQUIPMENT a aaa 19 LZT 123 1836 3 ABBREVIATIONS u Z uum ugh sas a ppp tU tesa ape o Laine 20 Integrating the Wireless Modem 22 4 Mechanical Description 23 4 15 INTERFACE DESCRIPTION RE E 23 4 27 PHYSICAE DIMENSIONS x titres rect rueda ed eot eo eri one 25 5 System Connector Interface 26 Bol OVERVIEW ar
10. Antenna VSWR 2 5 1 max LZT 123 1836 74 7 1 Hints for Integrating the Wireless Modem This chapter gives you advice and helpful hints on how to integrate the wireless modem into your application from a hardware perspective Please read and consider the information under the following headings before starting your integration work Safety advice and precautions Installation of the wireless modem Antenna Safety Advice and Precautions 7 1 1 General Always ensure that use of the wireless modem is permitted The radio device may present a hazard if used in proximity to personal medical electronic devices As a rule the wireless modem must not be used in hospitals or onboard aircraft You are responsible for observing your country s safety standards and where applicable the relevant wiring rules Never use the wireless modem at a gas station refueling point blasting area or in any other environment where combustible vapors or explosives may be present Operating the wireless modem close to other electronic devices such as antennas television sets and radios may cause electromagnetic interference Never try to dismantle the wireless modem yourself There are no components inside the wireless modem that can be serviced by the user If you attempt to dismantle the wireless modem you may invalidate the warranty To protect the power supply cables and meet the fire safety requirements it is recommended that t
11. System for Mobile Communication HR Half Rate IDE Integrated Development Environment IP Internet Protocol ITU T International Telecommunication Union Telecommunications Standardisation Sector LDO Low Drop Out voltage regulator M2mpower Sony Ericsson s powerful support environment ME Mobile Equipment MMCX Micro Miniature Coax MO Mobile Originated MS Mobile Station MT Mobile Terminated PCM Pulse Code Modulation LZT 123 1836 20 Abbreviation Explanation PDU Protocol Data Unit RF Radio Frequency RFU Reserved for Future Use RLP Radio Link Protocol RTC Real Time Clock SDP Service Discovery Protocol SIM Subscriber Identity Module SMS Short Message Service TCP Transport Control Protocol UDP User Datagram Protocol LZT 123 1836 21 Integrating the Wireless Modem LZT 123 1836 22 4 Mechanical Description 4 1 Interface Description The pictures below show the mechanical design of the wireless modem along with the positions of the different connectors and mounting holes The wireless modem is protected with tin coated steel ASI 1008 1010 covers that meet the environmental and EMC requirements system connector wireless modem shielded circuits antenna connector Figure 4 1 1 Wireless modem viewed from below solder tab Figure 4 1 2 Wireless modem viewed from above Integrated SIM holder version LZT 123 1836 23 Please the
12. V LZT 123 1836 50 5 9 4 Speaker Signals EARP and EARN are the speaker output signals These are differential mode outputs With a full scale PCM input to the CODEC dB audio output gain setting and differential load RL 300 the output voltage between EARP and EARN is 1 5 V rms For load resistances less than 300 the full scale output needs is limited using the modules internal programmable gain attenuator The electrical characteristics are given in the table below Parameter Conditions Min Typ Max Unit RL 300 1 34 1 5 1 68 Vrms Input voltage full scale 160 1 41 Vrms RL 80 1 24 Vrms Frequency response 3dB cut off 300 3400 Hz 5 10 PCM Digital Audio SSP Pin Name Direction Function 66 PCMCLK In Out Serial PCM clock 67 PCMFS In Out Serial PCM frame synchronization 68 PCMDTM Input Serial PCM data to module from host 69 PCMDFM Output Serial PCM data from module to host The SSP Synchronous Serial Port digital interface is configured to provide a PCM digital audio interface This interface can be used to process PCM digital audio signals as an alternative to routing signals to the CODECs through the analogue uplink and downlink chains 5 10 1 PCM Data Format The PCM digital audio interface for GS64 is based upon the Texas Instruments SSI standard The SSP is a versatile interface which can be programmed for different clock rates and data frame
13. a rechargeable coin cell that supplies the RTC module when the main battery is removed or has insufficient energy Because this LDO is always on even when the module is powered down it features very low quiescent current It also offers reverse current protection with low leakage when the coin cell is powering the RTC block The RTC LDO is primarily designed to charge manganese silicon lithium batteries Rechargeable coin cells with different chemical composition may also be charged provided their charging requirements are consistent with the RTC LDO s electrical characteristics The VRTC output is nominally 1 5 V VRTC LDO characteristics Parameter Condition Min Typ Max Unit Output Voltage Tolerance IOUT 10 uA 1 45 1 5 1 55 V Maximum Output Current 200 uA Short circuit Current Limit VRTC to GND 0 7 1 6 2 9 mA Output Resistance IOUT 10 uA 75 100 150 Q Line Regulation IOUT 10 uA 5 mV Off Reverse Leakage Current 0 1 1 uA In the backup condition the RTC block will function to as low as 1 1V on the VRTC pin The RTC draws typically during powered backup 1 5yA max Figure 5 20 1 shows the VRTC connectivity arrangement LZT 123 1836 70 Application Module A ORCI Ww VRTC Capacitor Button 9 GND Fo F Cell Figure 5 20 1 VRTC connection 5 20 2 RTC Alarm ALARM Pin Name Direction Function 32 ALARM Outp
14. alternatively be configured as a general purpose IO When hardware flow control is not used in communications between the application and the wireless modem some applications may require RTS and CTS to be connected to each other at the wireless modem Users should familiarize themselves with the specific implementation of their UART UARTI converted signals together with GND DTMI and DFMI form a 9 pin RS232 data port 5 11 3 1 Hardware flow control RTS1 and CTS1 RTS and CTS provide a hardware flow control mechanism 5 11 3 2 Request to Send RTS1 RTS is used to condition the DCE for data transmission The default level is high by internal pull up The application must pull RTS low to enable data transmission from the wireless modem Similarly the wireless modem asserts CTS low indicating it is ready to receive data transmission from the host 5 11 3 3 Clear To Send CTS1 CTS is asserted by the DCE to indicate that the host DTE may transmit data When CTS is high the host DTE is not permitted to transmit data The table below shows the load characteristics for this signal 5 11 3 4 Data Terminal Ready DTR indicates that the DTE is ready to receive data It also acts as a hardware hang up terminating calls when switched high The signal is active low Users can define the exact behavior of DTR with an the AT amp D command LZT 123 1836 55 5 11 3 5 Data Set Ready DSR1 DSR indicates that the DCE is r
15. bend the product Do not paint the product Do not use the product near medical equipment without requesting permission Do not use the product when in or around aircraft or areas posted turn off two way radio e Do not use the product in an area where a potentially explosive atmosphere exists e Do not place the product or install wireless equipment in the area above vehicle s air bag e Do not attempt to disassemble the product only Sony Ericsson authorized personnel should perform servicing 2 6 2 Radio Frequency RF exposure and SAR Your wireless modem device is a low power radio transmitter and receiver transceiver When it is turned on it emits low levels of radio frequency energy also known as radio waves or radio frequency fields Governments around the world have adopted comprehensive international safety guidelines developed scientific organizations e g ICNIRP International Commission on Non lonizing Radiation Protection and IEEE The Institute of Electrical and Electronics Engineers Inc through periodic and thorough evaluation of scientific studies These guidelines establish permitted levels of radio wave exposure for the general population The levels include a safety margin designed to assure the safety of all persons regardless of age and health and to account for any variations in measurements LZT 123 1836 18 Specific Absorption Rate SAR is the unit of measurement for the amount
16. electromagnetic energy its efficient function will depend on e the type of antenna for example circular or directional e the placement of the antenna e communication disturbances in the vicinity in which the antenna operates In the sections below issues concerning antenna type antenna placement antenna cable and possible communication disturbances are addressed In any event users should contact their local antenna manufacturer for additional information concerning antenna type cables connectors antenna placement and the surrounding area Users should also determine whether the antenna needs to be grounded or not Usually a local antenna manufacturer should be able to design a special antenna suitable for the integrators application and environment 7 5 2 Antenna Type Users should ensure that they choose the right type of antenna for the wireless modem The antenna must be designed for the frequency bands deployed in the regions that the wireless modem is being used For fixed locations this may be dual bands for example E GSM900 GSM1 800 in Europe GSM850 GSM1900 in North America For applications which are mobile users should consider whether three or all four GSM bands could be encountered Other factors in choosing antenna are equally important the impedance of the antenna and antenna cable must be 50 ohms at all frequencies being used e the antenna output power handling capability must be a minimum of 2 W
17. following e Keypad display microphone speaker and battery are not part of the wireless modem e For GS64 variant without an integrated SIM holder the SIM card is mounted in the user application external to the wireless modem this is also an option for the integrated SIM holder variant e The GS64 variant without an integrated SIM holder has no components mounted on the top side e The System Connector is a 100 pin narrow 0 5 mm pitch type designed for board to board mating The pins and their electrical characteristics are described in Section 5 together with the System Connector Interface e Information about the Antenna Connector is found in Section 6 e Antenna Connector details are found in Section 6 LZT 123 1836 24 4 2 Physical Dimensions 2 43 37 30 1 Figure 4 2 1 Dimensions of the Wireless modem Integrated SIM variant Measurements are given in millimeters See also Technical Data in Section 10 LZT 123 1836 25 5 System Connector Interface 5 1 Overview Electrical connections to wireless modem except the antenna are made through the System Connector Interface The system connector is a 100 pin narrow 0 5 mm pitch device designed for board to board connectivity Figure 5 1 1 below shows the numbering of the connector pins Figure 5 1 1 Wireless modem viewed from underneath A mating host circuit board connector can be obtained from Panasonic by ordering the fol
18. pins of the wireless modem to supply the peak currents during burst transmission See 5 5 Regulated Power Supply Input VCO page 34 7 4 2 2 Grounds A ground connection is provided at the mounting hole next to the RF connector on the wireless modem see Figure 5 1 page 19 Connect this ground point to the GND pins of the wireless modem by the shortest low impedance path possible The purpose of this connection is to allow any ESD picked up by the antenna to bypass the wireless modem s internal ground path Note It is recommended that you use a cable with a maximum resistance of 5 milliohm for the ground connection Note AREF and GND are connected at a single point inside the wireless modem They must not be joined together in your application 7 4 2 3 Audio Use a coupling capacitor in AUXI line if the application does not use the wireless modem s bias voltage See also Figure 5 9 1 Microphone connections to the wireless modem page 50 7 4 2 4 Software Upgrade There are two ways of updating the firmware in the GS64 There is a web based tool that can access a Sony Ericsson server from where SW can be downloaded There is also an Updater which is a local application that downloads an image provided by SEMC LZT 123 1836 79 7 5 7 5 1 General The antenna is the component in the users system that maintains the radio link between the network and the wireless modem Since the antenna transmits and receives
19. row 5 88 KEYCOL1 Output Keyboard row 1 89 KEYCOL2 Output Keyboard row 2 90 KEYCOL3 Output Keyboard row 3 91 KEYCOL4 Output Keyboard row 4 The keyboard interface consists of 9 programmable IO pins that are configured for use in scanning a keyboard keypad The maximum sized keyboard matrix achievable is 5 x 4 Keyboard inputs must be active for a selectable minimum pulse width before interrupt generation occurs in the key press detection process Pins that are not needed for the keyboard can be used as programmable IO as described in section O The default keyboard configuration is shown in the Defau t Function column of the table above Users wishing to configure the keyboard interface differently or as GPIO should obtain a separate Application Note describing keyboard and programming from Sony Ericsson through Customer Support 5 18 Analogue to Digital Converters ADINT ADIN2 ADIN3 ADIN4 Pin Name Direction Function 27 ADINI Input ADC Input 1 28 ADIN2 Input ADC Input 2 29 ADIN3 Input ADC Input 3 30 ADIN4 Input ADC Input 4 The module has a single precision 10 bit ADC shared by a number of functions within the module and also through the external interface connections The ADC sharing arrangement is shown below LZT 123 1836 67 APPLICATION ADIN1 ADINZ ADINS3 ADIN4 O SELECT 4 O 1 IP3 1 MODULE BATTERY TEMP gt 4 ANTEN
20. set of telecom services TS according to 3GPP release 99 and ITU T The functions of the wireless modem are implemented by issuing AT commands over a serial interface 2 3 1 Types of Mobile Station The GS64 is a fully Quad Band capable GSM GPRS mobile station with the characteristics shown in the table below Feature GSM850 E GSM900 GSM1800 GSM1900 Mande Mo 824 849 880 915 1710 1785 1850 1910 Rx 869 894 925 960 1805 1880 1930 1990 Channel spacing 200kHz 200kHz 200kHz 200kHz Number of channels 124 174 374 299 Number of Time Division slots 8 8 8 8 Duplex spacing 45MHz 45MHz 95MHz 80MHz GSM power class 4 2W 4 2W 1 1 Modulation GMSK Receive sensitivity lt 102dBm at antenna connector GPRS multi slot class Class 10 LZT 123 1836 2 3 2 Short Message Service The wireless modem supports the following SMS services e Sending MO mobile originated with both PDU protocol data unit and text mode supported e Receiving MT mobile terminated with both PDU and text mode supported e CBM cell broadcast message a service in which a message is sent to all subscribers located in one or more specific cells in the GSM network for example traffic reports e SMS status report according to 3GPP TS 23 40 The maximum length of a text mode SMS message is 160 characters using 7 bit encoding The wireless modem supports up to six concatenated messages to extend this funct
21. sizes between 4 to 16 bits PCMCLK bit clock and PCMSYNC frame synchronization are both generated by the DSP within the wireless modem The DSP within the wireless modem in this instance is the master for all external PCM so clocks and data from external devices must be synchronized to it LZT 123 1836 51 For standard GSM voice a 13 PCM data word is embedded in 16 bit word frame as shown in Figure 5 10 1 below sample LSB justified MSB LSB D15 D0 13 bit sample occupies these frame bits Figure 5 10 1 Typical 16 bit PCM Voice Sample Word Format Typical PCM data transfer is shown in the following figures sad equ SSPFS PM NEN H SSPDTM MSB LSB Miel d d R de Figure 5 10 2 PCM Frame format for a single transfer 2 n SSPFS NET AREA GEN NEN som Yee ose Y CC eedem Y s Yee oss Y C eee Y Frame 1 Frame n Frame 7 Figure 5 10 3 PCM Frame format for a continuous transfer LZT 123 1836 52 5 11 Serial Data Interfaces The serial channels consist of two UARTs and a USB port These provide communication links to the application or accessory units The serial channels can be used in differing configurations depending upon the users requirements and application In practice both UARTs ca
22. start bit 7 or 8 data bits 1 optional parity bit 1 or 2 stop bits e Programmable baud rate e Auto configuration mode with auto baud and auto format operation e Hardware flow control e Software flow control UARTI signals replicate a 9 pin RS232 V 24 serial port However UARTI signal levels are not compliant with the RS232 V 28 standard Conversion between the wireless modem CMOS levels and RS232 levels can be achieved using a standard interface IC such as the Maxim Integrated Products MAX3237 The relationship between the levels is shown in the table below DTM DFM RI RTS CTS DSR DTM DCD RS232 level GS64 level 1 OFF 3V VREF 0 4V 0 ON gt 3V 0 4V 5 11 2 Serial Data Signals DTM1 DFM1 The default baud rate of the UARTs is auto baud Baud rates of between 600 bauds to 460 kbauds are possible The wireless modem also supports 3GPP TS27 010 multiplexing protocol which starts when the appropriate command is sent 5 11 2 1 Serial Data From Wireless modem DFM1 DFMI is an output signal that the wireless modem uses to send data via UARTI to the host application 5 11 2 2 Serial Data To Wireless modem 1 DTMI is an input signal used by the application to send data via UARTI to the wireless modem LZT 123 1836 54 5 11 3 Control Signals RTS1 CTS1 DTR1 DSR1 DCD1 RI Depending upon the user application some all or none of the control signals may be needed Each of the control signals can
23. the following features e either an input or output level sensitive or transition sensitive open drain or direct drive polarity inversion e internal pull up resistors Signal labeled in the Configurable IO table which are not being used for the indicated alternative function be used as general purpose inputs or outputs they are not constrained to work in only one direction GPIO has a number of sharing configuration options Sharing means that it is not feasible to operate all the alternative features concurrently however with care dynamic switching from one feature to another is possible 5 16 1 Embedded Applications When a particular IO feature is required the user sets the state of the relevant IO blocks by disabling one set before enabling others The wireless modem checks the state of the IO when the user requests a new function The new function is rejected if the current function is not released first The states of GPIO to GPIOm are retained for the next power up For example inputs remain as inputs and outputs remain as outputs The voltage of a defined output pin will still drop to O Volts in the wireless modem power down state LZT 123 1836 66 5 17 Keyboard Signals KEYROW KEYCOL Pin Name Direction Default Function 83 KEYROWI Input Keyboard row 1 84 KEYROW2 Input Keyboard row 2 85 KEYROW3 Input Keyboard row 3 86 KEYROWA Input Keyboard row 4 87 KEYROW5 Input Keyboard
24. to Install the Wireless modem There are several conditions which need to be taken into consideration when designing your application as they might affect the wireless modem and its function They are 7 4 1 1 Environmental Conditions The wireless modem must be installed so that the environmental conditions stated in the Technical Data chapter such as temperature humidity and vibration are satisfied Additionally the electrical specifications in the Technical Data section must not be exceeded 7 4 1 2 Signal Strength e The wireless modem has to be placed in a way that ensures sufficient signal strength To improve signal strength the antenna can be moved to another position Signal strength may depend on how close the wireless modem is to a radio base station You must ensure that the location at which you intend to use the wireless modem is within the network coverage area LZT 123 1836 77 Degradation in signal strength can the result of disturbance from another source for example an electronic device in the immediate vicinity More information about possible communication disturbances can be found in section 8 3 5 page 59 When an application is completed you can verify signal strength by issuing the AT command AT CSQ or AT E2EMM See the AT Commands Manual for further details Before installing the wireless modem use an ordinary mobile telephone to check a possible location for it In determining the locati
25. z per device IEC 60068 2 6 Random Vibration Power Spectral Density 5 Hz 0 10 2 53 12 2 20 2 53 20Hz 2 20 2 53 200 2 0 04 2 53 60068 2 34 500 Hz 0 04 m s3 Duration 2 hrs each axis Axis 3 axis x y z per device Mechanical Shock Test Pulse shape Half sine Amplitude 30 9 15 Duration 6 ms IEC 60068 2 27 Axis y 2 Test Ea No shocks 3 each direction 18 total Mixed Plug in Connector Mechanical force 50 N in x y z directions 1 152 41 FEA 202 8370 100 N in y mating axis LZT 123 1836 89 11 Regulatory Notices The GS64 described in this manual conforms to the Radio and Telecommunications Terminal Equipment R amp TTE directive 99 5 EC with requirements covering EMC directive 89 336 EEC and Low Voltage directive 73 23 EEC The product fulfils the requirements according to 3GPP TS 51 010 1 EN 301 489 7 and EN60950 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 The device must accept any interference received including interference that may cause undesired operation ID PY7BCO51022 This product has not yet received GCF or FCC approval IC 4170 051022 Append Declaration LZT 123 1836 90 Developers Kit LZT 123 1836 12 Introduction to the Universal Develope
26. 5 Possible Communication Disturbances Communication disturbances can adversely effect the quality of wireless links including the following causes e Noise can be caused by electronic devices and radio transmitters e Path loss occurs as the strength of the received signal steadily decreases in proportion to the distance from the transmitter e Shadowing is a form of environmental attenuation of radio signals caused by hills buildings trees or even vehicles This can be a particular problem inside buildings especially if the walls are thick and reinforced LZT 123 1836 81 e Multi path fading is a sudden decrease or increase in the signal strength This is the result of interference caused when direct and reflected signals reach the antenna simultaneously Surfaces such as buildings streets vehicles etc can reflect signals LZT 123 1836 82 8 Embedded Applications The wireless modem has the capability to store and run customer written code in the form of a script during the processor s idle time through the use of an on board interpreter 8 1 Features Main features of embedded applications are as follows C based scripting language Sony Ericsson specific e Over the air upgrade of scripts NOT GSM software e Library of intrinsic functions e 2 scripts can be stored in the memory at any time but only 1 can be active 8 2 Implementation The wireless modem has up to 256k of space available for storage of
27. 87 10 5 Environmental Specification Test Case Test Summary Ref Standard Temp max storage Heat Test Humidity nominal IEC 60068 2 2 Duration 16 hours Temp min storage Cold Test IEC 60068 2 1 Duration 16 hours Temperature Cycling Temp low min storage Temp high max storage 2 hrs dwell at each extreme 6 hrs transition between temps Duration 5 cycles x 16 hours 80 hrs total IEC 60068 2 14 Thermal Shock Test Temp low min storage Temp high max storage 6 min dwell at each extreme 0 5 to 3 min transition Duration 30 cycles Group 2 3 IEC 60068 2 14 Moist Heat Cyclic Test Temp low nominal ambient Temp high max operating Humidity high 95 5 RH Humidity low 9396 5 RH 9 hr dwell at each temperature 3 hr transition between temps Duration 6 cycles x 24 hours 144 hrs total IEC 60068 2 30 Operational Durability SIM insertion 500 cycles System connector 10 000 cycles Flips Hinges 1 000 cycles RF connector 5 000 1 52 41 FEA 202 8370 Free Fall Test 1m drop height on to concrete all sides all faces all corners any extended features IEC 60068 2 32 Test Ed LZT 123 1836 88 Test Case Test Summary Ref Standard Sinusoidal Vibration Freq 10 60 Hz constant displacement 0 35mm Freq 60 500 Hz constant acceleration 5 g Sweep velocity 1 oct min Sweeps 5 per axis Axis 3 axis x y
28. B data negative Yes3 37 LEDI Output LED control LZT 123 1836 27 PIN Pin Name Direction Function Connection Required 38 LED2 Output LED control 39 TX_ON Output Transmit indication 40 In Out General purpose IO 41 2 In Out General purpose IO 42 Reserved 43 In Out General purpose IO 44 4 In Out General purpose IO 45 GPIO5 In Out General purpose IO 46 Reserved 47 Reserved 48 GPIO6 In Out General purpose IO 49 7 In Out General purpose IO 50 GPIO8 In Out General purpose IO 51 GPIO9 In Out General purpose IO 52 BUZZER Output Buzzer Output 53 RI Output Ring Indicator 54 DCDI Output Data Carrier Detect UART1 55 DTRI Input Data Terminal Ready UART1 56 5 1 Output Data Set Ready UART1 57 51 Input Ready To Send UART1 Yes5 58 CTSI Output Clear To Send UART1 Yes5 59 DTMI Input Data To Module from host UART1 4 60 Output Data From Module to host UART1 Yes4 61 RTS2 Input Ready To Send UART2 62 CTS2 Output Clear To Send UART2 63 DTM2 Input Data To Module from host UART2 64 DFM2 Output Data From Module to host UART2 65 VREF Output Core voltage reference Yes 66 PCMCLK In Out Serial PCM clock 67 PCMFS In Out Serial PCM frame synchronization 68 PCMDTM Input Serial PCM data to module from host 69 PCM
29. C card data 77 GPIO13 MMCDAT1 SD MMC card data 78 GPIO14 MMCDAT2 SD MMC card data 79 15 SD MMC data 80 GPIO16 MMCMD_EN SD MMC card command enable 81 17 SD MMC data enable 1 3 82 GPIO18 MMCDAT_ENO SD MMC card data enable 0 83 GPIO19 1 Keyboard row 1 84 20 KEYROW2 Keyboard row 2 85 GPIO21 KEYROW3 Keyboard row 3 86 GPIO22 KEYROWA Keyboard row 4 87 GPIO23 5 5 88 GPIO24 KEYCOL1 Keyboard row 1 89 GPIO25 KEYCOL2 Keyboard row 2 90 GPIO26 KEYCOL3 Keyboard row 3 91 GPIO27 KEYCOL4 Keyboard row 4 Regular dedicated IO and alternate function IO have exactly the same characteristics and can be programmed in the same way The use of alternate function IO is subject to some degree of limitation LZT 123 1836 65 e Signals which are assigned SD MMC functionality are controlled by single register bit so that all nine signals are allocated to either memory card or GPIO it not possible individually allocate function e Signals which are assigned keyboard functionality can be re allocated GPIO functionality on a pin by pin basis providing anything from 1 to 9 additional GPIO e Signals defined as keyboard functions are programmed to generate interrupts however the same pins programmed as GPIO do not have interrupt capability associated with them GPIO is programmable for
30. D MMC card data enable data 1 3 82 MMCDAT_ENO Output SD MMC card data enable data 0 SD MMC interface module acts as either a multimedia card bus host or a secure digital memory card bus host The interface conforms to the following standards e Multimedia Card Specification v2 11 e Secure Digital Memory Card Physical Layer Specification v0 96 The SD MMC interface provides around 800kbps net throughput The SD MMC interface like all IO in the module is 1 8V In order to interface to some SD MMC devices based on 3V technology it is necessary to level shift these signals for compatibility purposes The MMC MD amp DAT enable signals pins 80 81 82 are provided to configure level shifters for directivity which may be used with the Agere PSC2217 level shifter for example There are other means of level shifting using bi directional level shifters which do not require direction pins such as e Philips GTL2002 2 bit bidirectional low voltage translators e Maxim MAX3001E 8 channel bidirectional level translators 5 13 1 Multimedia Card System The multimedia card system transfers commands and data using three signal lines ona single physical bus e MMCCLK One bit is transferred on both command and data lines with each clock cycle The clock frequency varies between MHz and 20 MHz for a multimedia card LZT 123 1836 61 e Bidirectional command channel that initializes a card and transfers commands CM
31. D has two operational modes open drain for initialization and push pull for command transfer This depends on speed requirements for the command channel during the initialization phase external open drain pull up resistor may be needed if the 200 internal pull up resistor is too large Bidirectional data channel operating in push pull mode 5 13 2 Secure Digital Memory Card System The secure digital memory card system consists of the host and cards connected in a star topology Multimedia cards and secure digital memory cards can be used in the same system The power supply can be provided by the host or level shifter devices such as Agere s PSC2217 The following signals are used on the secure digital memory card bus MMCCLK Host to card clock signal MMCCMD Bidirectional command response signal one per card if multiple cards are connected to the bus in which case bus multiplexing logic is required 3 0 Bidirectional data signals one set per card e VDD VSS Power and ground signals provided by the host or level translator product The MCI Multimedia Card Interface does not contain bus multiplexing logic If more than one secure digital memory cards needs to be supported the user must implement bus multiplexing logic with external components LZT 123 1836 62 5 14 Service Programming Pin Name Direction Function 20 SERVICE Input Flash programming enable signal
32. DFM Output Serial PCM data from module to host 70 SSPCLK In Out SPI clock 71 SSPFS In Out SPI frame synchronization 72 SSPDTM Input SPI data to module from host 73 SSPDFM Output SPI data to host from module 74 MMCCLK Output SD MMC card clock 75 MMCCMD In Out SD MMC card command response 76 MMCDATO In Out SD MMC card data 0 LZT 123 1836 28 PIN Pin Name Direction Function Connection Required 77 MMCDATI In Out SD MMC card data 1 78 MMCDAT2 In Out SD MMC card data 2 79 MMCDAT3 In Out SD MMC card data 3 80 MMCMD EN Output SD MMC card command enable 81 MMCDAT EN Output SD MMC card data enable data 1 3 82 MMCDAT ENO Output SD MMC card data enable data 0 83 KEYROWI Input Keyboard row 1 84 KEYROW2 Input Keyboard row 2 85 KEYROW3 Input Keyboard row 3 86 KEYROW4 Input Keyboard row 4 87 KEYROWS Input Keyboard row 5 88 KEYCOLI Output Keyboard row 1 89 KEYCOL2 Output Keyboard row 2 90 KEYCOL3 Output Keyboard row 3 91 KEYCOL4 Output Keyboard row 4 92 AUXIP Input Aux audio to module from host pos 93 AUXIN Input Aux audio to module from host neg 94 AUXOP Output Aux audio from module to host pos 95 AUXON Output Aux audio from module to host neg 96 AREF Analogue reference 97 Input Microphone input positive 98 MICIN Input Microphone input negative 99 EARP Output Earpiece output positive 100 EARN Output Earpiece output ne
33. Firmware downloading e Trace debug port for module diagnostics The USB interface supports 3GPP TS 27 010 multiplexing and may be used as the primary AT command interface Internally the USBDP line is pulled up by a 1 5K resistor in accordance with the USB standard to indicate that it s a full speed capable device to the USB controller To implement successful applications using the GS64 USB interface users should familiarize themselves with the USB specification LZT 123 1836 58 5 11 6 SIM Card Interface Pin Name Direction Function 14 SIMVCC Output 1 8V or 3 0V SIM card supply 15 SIMRST Output SIM card reset signal 16 SIMCLK Output SIM card clock signal 17 SIMDAT In Out SIM card data 18 SIMDET Input SIM presence detection This interface allows the user to communicate with the smart SIM card in the user application The GS64 offers alternative arrangements for accessing the SIM depending on which variant of the GS64 is used Both variants provide this interface through the system connector referred to as the external or remote SIM interface to distinguish it from the integrated SIM interface The maximum distance between the SIM card holder and the wireless modem is 70cm SIM holders placed further than this distance may not meet the SIM interface performance specification This SIM interface allows the use of 3 V and 1 8 V SIM cards The module does not support 5V SIM cards The wireless modem autom
34. GS64 GSM GPRS Modem Integrators Manual Sony Ericsson The information contained in this document is the proprietary information of Sony Ericsson Mobile Communications International The contents are confidential and any disclosure to persons other than the officers employees agents or subcontractors of the owner or licensee of this document without the prior written consent of Sony Ericsson Mobile Communications International is strictly prohibited Further no portion of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic or mechanical including photocopying and recording without the prior written consent of Sony Ericsson Mobile Communications International the copyright holder First Edition March 2006 Sony Ericsson Mobile Communications International publishes this manual without making any warranty as to the content contained herein Further Sony Ericsson Mobile Communications International reserves the right to make modifications additions and deletions to this manual due to typographical errors inaccurate information or improvements to programs and or equipment at any time and without notice Such changes will nevertheless be incorporated into new editions of this manual All rights reserved Sony Ericsson Mobile Communications International 2006 Publication number LZT 123 1836 Printed in US LZT 123 1836 2 Contents r
35. Go u gus AE E E ETA E EEE E E 8 1 252 uu deo EE E A ETE Bond ete 9 E E E E E E E EEE E 9 1 0 sPREREQUISITES 0 cocer ie tree cce vc E l do eos ted 9 1 3 MANUAL 5 1 6 nn 9 ea a 10 1 5 10 2 GS64 WIRELESS 6 66 11 2 1 ABOUT THE GX64 0002000000000 a nan 11 2 2 WIRELESS MODEMS IN A COMMUNICATION SYSTEM nnnm 11 2 3 SEEATURES x mote rece lata societal te hea samata lo Pu e E 13 2 3 1 TYPES OF MOBILE STATIQN Z 2 n a S T emen TL 13 2 3 2 SHORT MESSAGE SERVICE uu I n ua NU A 14 2 3 3 VOICE CALLES qapa Sasia qasaqa osa 14 23445 IDATA ya haku hio EE LARA EC 14 2 3 5 GPRS MULTI SLOT SUPPORT n 15 2 3 6 15 2 3 7 POWER CONSUMPTION nnns neret isses 15 238 aa qapi
36. Kbps Receive 8 12Kbps Send 8 4 1 5 1 up 4 down 1 up 4 down 32 48Kbps Receive 10 4 2 5 16 24Kbps Send 2 up 3 down 24 36Kbps Receive 2 3 6 SIM Card The GS64 supports an external SIM card through its system connector Both 3V and 1 8V SIM technology is supported Older 5V SIM technology is not supported A mechanical variant of the GS64 also supports an on card SIM For dual SIM support automated SIM switching is available Only one SIM is active at any one time it is not possible to concurrently register on more than one network 2 3 7 Power Consumption Sleep Mode Transmit Feat Idle Mod DRX 8 Operation Voice CSD GSM850 amp E GSM900 1 6 mA 17 mA 2000 mA Data GPRS Voice CSD GSM1 800 amp GSMI900 1 6 mA 16 mA 1450 mA Data GPRS The power consumption figures shown represent average current for maximum transmitted power single uplink transmit slot single downlink receive slot The module will consume more average power in different multi slot configurations the worst case being that of two uplink and three downlink slots LZT 123 1836 15 2 3 8 Other Features The GS64 supports many other features including e multiplexing in accordance with 3GPP TS 27 010 e GPS interoperability SIM application tool kit class 2 release 99 compliant e board TCP IP stack In addition customers have the option of a GS64 software varian
37. NA FAULT gt 1 gt a sw gt sec ADC 1 IP SEL 2 4 4 Q F ADN ER Figure 5 18 1 ADC sharing arrangement 10 BIT ADC ADC sampling frequency and sampling source selection can be set up and controlled with AT commands by the user ADC samples requires up to 5 clock ADCLK cycles to process The ADC also performs some system level sampling These two factors limit the maximum practical sampling rate to around 12ksps Table 5 18 1 ADC Interface Characteristics Parameter Condition Min Typ Max Unit Resolution 10 bit Coding Unsigned Magnitude 000 3FF Hex Differential Nonlinearity 1 1 155 Integral Nonlinearity 10 10 Isb Full scale Error 3 3 96 Offset Error 14 14 Isb Conversion Gain 421 Isb V Conversion Intercept 9 Isb Low level Input Voltage ADC output 000h High level Input Voltage ADC output 3FFh 2 45 2 59 V ADC Clock ADCLK 260 325 390 kHz ADC Conversion Time 12 ADCLK ADC Sample Delay 5 ADCLK LZT 123 1836 68 5 19 Burst Transmission Pin Name Direction Function 39 TX_ON Output Transmit indication Burst transmission is the period during which the GSM transceiver is transmitting RF signals TX_ON is an indicator that the module is transmitting A typical application may use TX_ON to blank adjacent receiver circuitry as a means of protecting sensitive input stages 5 20
38. Real Time Clock The real time clock RTC is driven by a 32 768 kHz clock from an internal crystal oscillator The clock is divided by 32 768 to generate a clock with a 1 second period that increments a 29 bit seconds counter In addition it can generate interrupts at a programmed time The following are the features of RTC e 17 year time interval with 1 second resolution e Programmed time alarm interrupt e Alarm output pin An RTC alarm can be set by using the AT command AT CALA The RTC relies on an uninterrupted 1 5 V nominal power supply VRTC whether the module is powered off or on The RTC alarm operates from the VRTC supply and therefore utilize 1 5 V logic Users have the responsibility to provide a backup battery to provide uninterrupted VRTC function when the module is powered down RTC Accuracy Parameter Condition Max Unit RTC accuracy Ambient 25 2 C operation 52 6 Secs month RTC accuracy Extreme temperatures 65 2 Secs month LZT 123 1836 69 5 20 1 Real Time Clock Backup Supply Pin Name Direction Function 31 VRTC Input DC supply for real time clock VRTC provides an input connection to the module which allows the user to power the real time clock RTC within the GS64 by way of a coin cell or charged capacitor When the module is powered an internal LDO regulator provides a 200uA source designed to supply the microprocessor s RTC block It is also intended to recondition
39. Request to Send RTS2 RTS is used to condition the DCE for data transmission It has the same electrical characteristics as the equivalent signal in UARTI 5 11 4 4 Clear To Send CTS2 CTS is asserted by the DCE to indicate that the host DTE may transmit data It has the same electrical characteristics as the equivalent signal in UARTI LZT 123 1836 57 5 11 5 5 Pin Name Direction Function 35 USBDP In Out USB data positive 36 USBDN In Out USB data negative 34 VUSB Input USB DC power The USB interface is compliant with the USB2 0 standard for a full speed 12Mbps endpoint device Together with VUSB the USB transceiver DC power and GND it creates a standard USB 4 pin interface VUSB VBUS in the USB standard is nominally 5 0V The USB interface has the following features Full speed 12 Mbits s device operation e 16 unidirectional endpoints e Each endpoint capable of supporting control interrupt isochronous and bulk transfer e Programmable endpoint types and FIFO sizes and internal 1120 byte logical 2240 byte physical for dual packet mode shared FIFO storage allow a wide variety of configurations e Dual packet mode of FIFOs reduces latency e USB reset can be programmed to clear device address e Firmware ability to wake up and reset a suspended device e 8 16 32 and 64 byte FIFO sizes for non isochronous transfers e 64 256 512 and 1024 byte sizes for isochronous transfers e
40. Whilst there are several rechargeable battery technologies commercially available including Nickel Cadmium NiCd Nickel Metal Hydride Ni MH Lithium Polymer Li Polymer and Lithium Ion Li lon the only technology recommended and supported for use with the GR64 is Li lon Li lon provides a good combination of high energy 3 7v and long cycle life which lead to low overall energy cost The weight of lithium ion batteries is approximately one half compared with a nickel cadmium or nickel metal hydride battery of similar capacity The volume of lithium ion batteries is 40 to 50 smaller than that of nickel cadmium and 20 to 30 smaller than that of a nickel metal hydride LZT 123 1836 39 The lithium ion battery is free from the so called memory effect phenomenon associated with nickel cadmium in which the apparent battery capacity decreases when shallow charge and discharge cycles are repeated A single lithium ion cell has a voltage of 3 7V mean value which is equal to either three nickel cadmium or nickel metal hydride cells connected in series This voltage is close to the nominal VCC of the GS64 device Li lon batteries generally provide long storage life with few limiting condition and offer problem free charge after long storage Under normal conditions the lithium ion battery has a life of more than 500 charge discharge cycles Also Li lon batteries have a slow self discharge rate typically 1 396 per month compared wi
41. al IO signal In order to meet regulatory approval requirements the SIMDET IN function must be implemented in the host application NOTE 5 12 Synchronous Serial Port SSP Interface to be implemented in a future release Pin Name Direction Function 70 SSPCLK In Out SPI clock 71 SSPFS In Out SPI frame synchronization 72 SSPDTM Input SPI data to module from host 73 SSPDFM Output SPI data to host from module The SSP interface provides a synchronous serial peripheral interface based on the Motorola SPI protocol The SSPI interface operates in a single master mode only with the module acting as master Four clock rates are supported through programming 1 5MHz 800kHz 400kHz 200kHz The interface supports a variable word size between 4bits to 16 bits Continuous Transfer modes are not supported The SSP supports programmable data sizes of 4 bits to 16 bits in addition to which the polarity of the clock signal to the SPCLK pin is programmable through a register LZT 123 1836 60 5 13 Memory Card Interface SD MMC to be implemented in a future release Pin Name Direction Function 74 MMCCLK Output SD MMC card clock 75 MMCCMD In Out SD MMC card command response 76 MMCDATO In Out SD MMC card data 0 77 MMCDAT1 In Out SD MMC card data 1 78 MMCDAT2 In Out SD MMC card data 2 79 MMCDAT3 In Out SD MMC card data 3 80 MMCMD_EN Output SD MMC card command enable 81 MMCDAT_EN Output S
42. ary to implement level translators on the host side circuitry in order to achieve level compatibility To facilitate ease of level conversion the GS64 provides a 1 8V reference on the VREF pin The VREF voltage from which all 1 8V logic is derived is covered in section 5 6 All input buffers are of the same type and they offer hysteresis of 200 mV 380 mV The electrical characteristics for 1 8V IO signals are shown in Table 5 3 1 Table 5 3 1 1 8V IO Characteristics Parameter Min Typ Max Unit Input Voltage Low VIL 0 3 0 45 V Input Voltage High VIH 1 16 VREF 0 3 V Input Current no pull up Low VIL 1 0 uA Input Current no pull up High VIH 1 0 uA Output Low Voltage 2 mA VOL 0 25 x VREF V Output High Voltage 2 mA 0 75 x VREF V Output 3 State Current Low IOZL 10 uA Input Voltage Low VIL 0 3 0 45 V Input Voltage Low VIH 1 16 VREF 0 3 V Table 5 3 2 1 8V IO Absolute Maximum Ratings Parameter Min Typ Max Unit Input Withstanding Voltage Low 0 5 V Input Withstanding Voltage High 2 3 V Stresses in excess of the voltage withstanding limits can cause permanent damage to the device These are absolute stress ratings only Functional operation of the device is not implied at these or any other conditions in excess IO characteristics table Exposure to absolute WARNING maximum ratings for extended periods can adversely affect device reliability LZT 123 1836 31 5 4 G
43. atically detects the SIM type switching the signal voltages accordingly SIM voltage levels as shown in the following table are dependent on the type of SIM card detected by the wireless modem Signal Parameter Mode Min Typ Max Unit valide 1 8V 1 71 1 8 1 89 V 3 3 0V 2 75 2 9 3 05 V SIMVCC circuit current 10 50 mA Quiescent Supply Current 3 0V 20 uA Output Capacitance 0 3 2 uF Output Capacitor ESR 0 01 1 0 O I 1 8V 0 7xSIMVCC V High level input voltage Vir 3 0V 0 7xXSIMVCC V 1 8V 0 2xSIMVCC V Low level input voltage Vit 3 0V 0 4 V SIMDAT High level output voltage x E P 9e OW 30V O0 8xSIMVCC V Low level output voltage Voi hasy Dot OM 0 4 LZT 123 1836 59 Signal Parameter Mode Min Typ Max Unit 1 8V O0 9xSIMVCC V High level output voltage Vou SIMCLK 3 0V 0 9xSIMVCC V SIMRST Tm Vo 1 8V 0 4 V ow level output voltage 0 4 V 5 11 7 SIM Detection SIMDET SIMDET is used to determine whether a SIM card has been inserted into or removed from the SIM card holder You should normally wire it to the card inserted switch of the SIM card holder but different implementations are possible When left open an internal pull up resistor maintains the signal high and means SIM card missing to the wireless modem When pulled low the radio device assumes SIM card is inserted SIMDET is a Digit
44. cation shown a conditioning phase slowly raises the voltage of a deeply discharged cell to a level suitable for fast charging After cell conditioning is complete the microprocessor uses the GS64 S ADC converter to monitor the battery cell s status and uses the power management block to control the charge FET A charge request is initiated when an external voltage source is applied to the IN pin However before this request is passed to the microprocessor IN is verified to be greater than VCC by 150 mV and at least 3 7 V If the latter criteria is not met the module limits charging to the conditioning phase If the former criteria is not met the charge request is ignored and all charging is disabled If the IN voltage exceeds the upper limit of 6 3 V it will be detected by the module but charging is not inhibited In this case however IN is outside the normal operating range of the device so the software will not initiate charging if CHG IN 6 3 V is detected LZT 123 1836 38 The delta between IN and VCC is continuously monitored however the valid to invalid detection has a delay of 46 ms When IN exceeds by 150 mV it is considered to be at a valid relative level It is considered to have an invalid relative level if it subsequently falls below by 50 mV If the relative voltage of goes invalid and remains invalid for the duration of the detection delay charging is
45. consider the risk of lightning e Always follow the instructions provided by the antenna manufacturer e Never connect more than one wireless modem to a single antenna e The wireless modem can be damaged by radio frequency energy from the transmitter of another adjacent wireless transmitter LZT 123 1836 76 7 4 Like any mobile station the antenna of the wireless modem emits radio frequency energy To avoid EMI electromagnetic interference users must determine whether the application itself or equipment in the application s proximity requires further protection against radio emission and the disturbances it might cause Protection is secured either by shielding the surrounding electronics or by moving the antenna away from the electronics and the external signals cable The wireless modem and antenna may be damaged if either come into contact with ground potentials other than the one in the users application Beware ground potential are not always what they appear to be In the final application the antenna must be positioned more than 20 cm away from human bodies When this rule cannot be applied the application designer is responsible for providing the SAR measurement test report and declaration Even if SAR measurements are not required it is considered good practice to insert a warning in any manual produced indicating it is a radio product and that care should be taken Installation of the Wireless modem 7 4 1 Where
46. e GS64 power down sequence is shown above The significant signals are VCC PON_L and VREF shown by solid lines The other signals in dashed lines are internal to the module and are shown for reference purposes only With the module powered normally PON_L is pulled up to VCC potential In order to power down the module PON_L is pulled to ground Once PON_L has been held low for at least 125ms the shut down procedure begins Although can be held low for longer it will delay completion of the shut down event If the module is registered on a GSM network the de registration process will complete this may last between 3 to 30 seconds The power latch PWR_KEEP is released and approximately 70ms later the LDO outputs fall as indicated by the removal of the VREF output Once VREF is no longer present the application can safely remove VCC In order to turn the module off using the PON H signal the signal is released The power off timing sequence is the same provided PON H remains low provided that a sufficiently charged backup device is connected to the IN The RTC can continue to operate even though VCC is removed VRTC Refer to section 5 20 1 for details NOTE The relevant characteristics of the ON OFF Power control interface are shown in the table below LZT 123 1836 46 Min Typ Max Unit Parameter Conditions Input low 0V VCC 3 6V 60 25 12 Input high VCC 3 6V 0 1 Inpu
47. e the antenna VSWR value should be less than 3 1 to avoid damage to the radio device LZT 123 1836 80 7 5 3 Antenna Placement The antenna should be placed away from electronic devices or other antennas The recommended minimum distance between adjacent antennas operating in a similar radio frequency band is at least 50 cm If signal strength is weak it is useful to face a directional antenna at the closest radio base station This can increase the strength of the signal received by the wireless modem The wireless modem s peak output power can reach 2 W RF field strength varies with antenna type and distance At 10 cm from the antenna the field strength may be up to 70 V m and at Im it will have reduced to 7 V m In general CE marked products for residential and commercial areas and light industry can withstand a minimum of 3 V m 7 5 4 The Antenna Cable Use 50 ohm impedance low loss cable and high quality 50 ohm impedance connectors frequency range up to at least 2 GHz to avoid RF losses Ensure that the antenna cable is as short as possible The effectiveness of the antenna cable and connectors is determined by their quality All connectors adaptors and cables should be of the highest quality lowest loss lowest VSWR rating that is affordable to the user Minimize the use of extension cables connectors and adapters Each additional cable connector or adapter will result in additional loss of signal power 7 5
48. e to mechanical features Mechanical Feature Variant Value Length 37 mm Width 30 mm without SIM holder 2 67 mm Thickness see illustration below with SIM holder 5 27 mm Weight 0 99 2 1 58 Figure 10 1 1 GS64 module with thickness dimensions LZT 123 1836 86 10 2 Power supply voltage normal operation Parameter Mode Limit VCC Supply voltage Nominal 3 6 V Min 3 2 V Max 4 5 V Absolute maximum limit 0 3V to 6 5V Maximum supply ripple ahi lt 20mV gt 200kHz Maximum allowable voltage drop Transmission burst 200mV 2250 mA peak 2100 mA avg Stresses in excess of the absolute maximum limits can cause VAN permanent damage to the device These are absolute stress ratings only Functional operation of the device is not implied at these or any WARNING other conditions in excess of those given in the operational sections of the data sheet Exposure to absolute maximum ratings for extended periods can adversely affect device reliability Maximum current consumed Full power 2W transmit 10 3 Radio specifications Feature GSM850 E GSM900 GSM1 800 GSM1900 Frequency range MHz 824 894 880 960 1710 1880 1850 1990 Maximum power 33dBm W 33dBm 2W 30dBm 1W 30dBm 1W Antenna impedance 50 ohms 10 4 SIM card Parameter 1 8V 3 0V 5 0V External SIM support Yes Yes No Integrated SIM support optional Yes Yes No LZT 123 1836
49. eady to receive data The signal is active low Behavior is controlled using the AT amp S command 5 11 3 6 Data Carrier Detect DCD1 DCD indicates that the DCE is receiving a valid carrier data signal when low Behavior is controlled using the AT amp C command 5 11 3 7 Ring Indicator RI RI indicates that a ringing signal is being received by the DCE when toggled low Users can define the exact behavior of RI with an AT command including the option of asserting the RI signal to flag an incoming SMS by using the AT E2SMSRI command LZT 123 1836 56 5 11 4 UART2 DTM2 DFM2 Pin Name Direction Function 61 RTS2 Input Request To Send UART2 62 CTS2 Output Clear To Send UART2 63 DTM2 Input Data To Module from host UART2 64 DFM2 Output Data From Module to host UART2 UART 2 consists of a full duplex serial communication port with transmission reception lines and hardware flow control Timing and electrical signals characteristics are the same as for UARTI DTMI and DFM1 including the baud rate range and the capability to auto baud 5 11 4 1 Transmitted Data DTM2 DTM2 is used by the application to send data to the wireless modem via UART2 It has the same electrical characteristics the equivalent signal in UARTI 5 11 4 2 Received Data DFM2 is used to send to the application via UART2 It has the same electrical characteristics as the equivalent signal in UARTI 5 11 4 3
50. edet a vates due 80 753 ANTENNA PLACEMENT usce Ihren cain E vac esie 81 754 THE ANTENNA CABLE uN S asa Qa ita de 81 7 5 5 POSSIBLE COMMUNICATION DISTURBANCES cessere 81 8 Embedded AppliCatiOTIS esa pueda picta 83 B EEATURES en T e nl SM pir Mrd 83 8 2 IMPLEMENTATION re 83 E SD arene 83 8 2 2 M2MPOWER IDE INTEGRATED DEVELOPMENT ENVIRONMENT 84 POP TIP Stack dunes Turin du bord 85 9 1 IMPLEMENTATION 85 Technical Data 86 10 1 MECHANICAL 5 8 2 12 00020 000000000010100000000000000000000 ens 86 10 2 POWER SUPPLY VOLTAGE NORMAL OPERATION esee 87 10 3 RADIO SPECIFICATIONS OMEN HELLE 87 LZT 123 1836 6 10 4 SIM CARD EE 87 10 5 ENVIRONMENTAL SPECIFICATION ete te eo teste dun 88 11 Regulatory Notices a Res Ee du uta boe 90 12 Introduction to the Universal Developer s Kit
51. ess modem gt 1 000 uF with an ESR lt 100 mQ Ensure power supply to wireless modem line resistance is lt 200 mO The module has approximately 40uF of internal capacitance across the VCC pins During initial power up the host power supply will have to charge this capacitance to the operating voltage This initial in rush current may exceed the module s normal peak current sometimes greater than an order of magnitude higher depending upon the power supply design for a short duration generally a few microseconds LZT 123 1836 35 5 6 Voltage Reference VREF Pin Name Direction Function 65 VREF Input Core voltage reference GS64 provides a 1 8V voltage as a reference to the host side device The VREF reference may be used by legacy users or users of different interface voltage technology to implement level shifter circuits through which IO signals can be safely interconnected VREF output Parameter Min Nom Max Unit VREF output voltage 1 74 1 8 1 86 V VREF load current 20 mA MODULE APPLICATION Vcc Vec VREF Vec ie VREF VIC MODULE LEVEL HOST CONTROLLER TRANSLATOR CONTROLLER lo DATA A lo DATA MOD APP GND ZZ Z Figure 5 6 1 Typical Level shifter arrangement using VREF LZT 123 1836 36 5 7 Battery Charging Input CHG_IN Pin Name Direct
52. ete Figure 5 8 2 Power On timing using PON_L as an example The GS64 power On sequence is shown above using PON_L as an example The significant signals are VCC P_ON and VREF shown by solid lines The other signals in dashed lines are internal to the module and are shown for reference purposes only Initially power is supplied to the VCC pins The presence of power raises the PON_L through a pull up resistor to VCC potential In order to power the module PON_L is pulled to ground Once has been held low for 125ms denoted by ti the primary 1005 power up including the VREF output VREF exceeds it s reset threshold approx 500us later then 250ms afterwards denoted by tz the RESET line goes high The microprocessor can latch the power on state by setting the power keep PWR KEEP high after the RESET goes high and before the power on 1 signal is released It is recommended that P ON is held low for at least 450ms to guarantee completion of the power up sequence The PON H signal has a similar effect at the point of assertion The power on timing sequence is the same provided PON H remains high H has to remain high order for the module to function LZT 123 1836 45 5 8 3 Turning the Module Off 4 T VREF RESET PWR KEEP P_ON Power down L power pulled low sequence complete removed Figure 5 8 3 Power Down timing Th
53. etwork de registration and shut down is complete LZT 123 1836 43 5 8 2 Module amp Off Sequence Figure 5 8 1 shows typical powering on and powering off sequences using the two optional hardware interfaces PON_L VREF Figure 5 8 1 Typical Power On amp Power Off Sequences Event Description A VCC is applied to the module PON_L is pulled high internally PON_L is pulled low by the user application initiating a power on sequence VREF presence indicates a successful power on initialization PON_L is pulled low by the user application initiating a power off sequence VREF absence indicates network de registration and shut down complete VCC can be safely removed VCC is applied to the module PON_H is pulled low internally I IAQ m IN PON_H is pulled high amp retained high initiating a power on sequence VREF presence indicates a successful power on initialization H is released initiating a power off sequence VREF absence indicates network de registration and shut down complete VCC can safely removed LZT 123 1836 44 5 8 2 1 Power Timing VCC P_ON t VREF reset Inresneld f latched NE ERES RESET i i PWR_KEEP x x power up applied pulled low sequence compl
54. f Old Electronic Equipment This symbol on the product or on its packaging indicates that this product shall not be treated as household waste Instead it shall be handed over to an appropriate collection point for the recycling of electrical and electronic equipment By ensuring this product is disposed of correctly you will help prevent potential negative consequences for the environment and human health which could otherwise be caused by inappropriate waste handling of this product The recycling of materials will help to conserve natural resources For more detailed information about recycling of this product please contact your local city office your household waste disposal service or the Sony Ericsson regional sales office LZT 123 1836 19 ABBREVIATIONS Abbreviation Explanation ADC Analogue to Digital Converter AMR Adaptive Multi Rate ATMS Audio to Mobile Station AFMS Audio from Mobile Station CBM Cell Broadcast Message CBS Cell Broadcast Service CSD Circuit Switched Data DCE Data Circuit Terminating Equipment DK Developer s Kit DTE Data Terminal Equipment DTMF Dual Tone Multi Frequency EA Embedded Application EFR Enhanced Full Rate EMC Electro Magnetic Compatibility ETSI European Telecommunication Standards Institute FR Full Rate GPRS General Packet Radio Service GPS Global Positioning System GSM Global
55. gative NOTE 1 These signals are required if the external SIM interface is used At least one of these interfaces is required to be connected 3 4 At least one of these interfaces is required to be connected 5 These pin connections are required for sleep mode operation LZT 123 1836 29 5 2 Dealing with Unused pins Integrators applications may connect all of the GS64 signals pins or just those necessary for minimal operation or most commonly some other permutation If GR64 signal pins are not connected to the host application you should terminate them in the following manner Table 5 2 1 Unused Pin Termination Pin Name Unused pins 1 3 5 7 9 11 GND Must be connected 2 4 6 8 10 12 VCC Must be connected 27 ADINI Ground 28 ADIN2 Ground 29 ADIN3 Ground 30 ADIN4 Ground 65 VREF Must be connected 92 AUXIP Connect to AREF 93 AUXIN Connect to AREF 97 MICIP Connect to AREF 98 MICIN Connect to AREF All other signal pin may be left open un terminated LZT 123 1836 30 5 3 General Electrical and Logical Characteristics The electrical characteristics in this document refer to the behavior of the device under specified conditions Electrical requirements refer to conditions imposed on the user for proper operation of the device All IO to and from the GS64 is 1 8V unless otherwise stated For user applications employing other logic voltage technology it may be necess
56. he electrical circuits are supplied with a power regulator The power regulator should be placed as close to the terminals of the power supply as possible LZT 123 1836 75 e Do not connect any incompatible component or product to the module Sony Ericsson does not warrant against defects malfunction non IN conformities or deviation caused by the connection of incompatible components or products to the GS64 NOTE e The connection disconnection method for the development board is by means of the DC power jack For this reason the mains supply should be situated close to the development board and be easily accessible 7 2 SIM Card e Before handling any SIM card users should ensure that they are not charged with static electricity Use proper precautions to avoid electrostatic discharges The wireless modem must be switched off before the SIM card is installed or uninstalled e When the SIM card holder is opened the SIM card connections lie exposed under the SIM card holder CAUTION Do not touch these connections Failure to heed this advice may release an electrical discharge that could damage the wireless modem or the SIM card e When designing applications the SIM card s accessibility should be taken into account Sony Ericsson recommends that users protect SIM card access by a PIN code This will ensure that the SIM card cannot be used by an unauthorized person 7 3 Antenna e Ifthe antenna is to be mounted outside
57. he readers attention to notable or crucially important information CAUTION WARNING DANGER Note Draws the readers attention to pertinent useful or interesting information Tip Provides advice suggestions guidance or recommendations which augment the formal text Caution Cautionary information must be heeded it draws the readers attention to the need for understanding care or watchfulness in relation to the information provided Warning Notes marked warning must be heeded they alert readers to precautionary measures risks hazards or safety information which directly effects equipment function warranty or personnel safety Danger This information must be heeded it identifies information and cautionary behavior that otherwise ignored could result in catastrophic equipment failure bodily injury or death 1 5 Acknowledgements Parts of this document including text passages tables and illustrations are reproduced from copyright information by kind permission of Agere Systems Inc LZT 123 1836 10 2 0564 WIRELESS MODEM 2 1 About the Gx64 Family The Sony Ericsson Gx64 family of devices are Quad Band GSM GPRS wireless modems operating in the GSM 850 900 1800 1900 bands The products belong to a new generation of Sony Ericsson wireless modems and are intended to be used in machine to machine applications and man to machine applications They are used when there is a need to send and
58. ich allows the user to write simulate debug and download the application into a wireless modem with the embedded application EA software The standard version is designed to run on Windows XP and 2000 The M2mpower Application Guide is available for implementing applications using the developer s kit and the embedded application EA functionality This is a required package to be able to implement an embedded application EA For further information please contact Sony Ericsson Mobile Communications customer support LZT 123 1836 84 9 TCP IP Stack An on board IP TCP UDP stack has been integrated into the software negating the need for the customer to implement one in their own code base This is accessible by using an embedded applications see section 9 using intrinsic functions or through AT commands 9 1 Implementation The following types of commands allow various functions Open closing IP connection Negotiates closes a dynamic IP address with the web server e Send Receive TCP packets Performs all TCP operations to send and receive packets e Send Receive UDP packets Performs all UDP operations to send and receive packets e Resolve URL to an IP address Similar to nslookup command in DOS When the unit is set up and controlled using the embedded applications LZT 123 1836 85 10 Technical Data 10 1 Mechanical Specifications Refer to Figure 4 2 1 Dimensions of the Wireless modem for referenc
59. ion Concatenation is performed by the host application 2 3 3 Voice Calls The wireless modem offers the capability of MO mobile originated and MT mobile terminated voice calls as well as supporting emergency calls Multi party call waiting and call divert features are available Some of these features are network operator specific For the inter connection of audio the wireless modem offers both single ended and balanced analogue input and output lines Direct interface to the digital PCM pulse code modulation bus used within the wireless modem is available thus by passing the internal analogue circuitry The wireless modems support HR FR EFR and AMR vocoders 2 3 4 Data The wireless modem supports the following data protocols e GPRS General Packet Radio Service The wireless modem is a Class B terminal The wireless modem is GPRS multislot class10 enabled capable of receiving at a maximum of four timeslots per frame down link and transmitting in two timeslots per frame up link See section 2 3 5 for multi slot allocation by class LZT 123 1836 14 5 Circuit Switched Data The GS64 wireless modem is capable of establishing a CSD communication at 9 6 kbps over the air 2 3 5 GPRS Multi Slot Support GSM Multi slot classes supported by Gx64 devices Maximum slot allocation Allowable Multislot Class data rate Downlink Uplink Active Configuration 8 12Kbps Send 32 48
60. ion Function 11 CHG_IN Input Battery charger power For battery powered applications the GS64 provides a charge input CHG_IN pin to aid and support battery charging typical application would power the wireless modem directly from a battery source connected to VCC pins 2 4 6 8 10 then provide a dc power source to the CHG_IN connection pin 11 The GS64 can control an internal switching FET which creates a charging pathway to the battery While power is provided at CHG_IN the battery charge can be maintained If the power should fail or be removed at CHG_IN the application will be supported by the battery alone When CHG_IN voltage returns the battery charging and maintenance will commence once more The GS64 module supports only one mode of charging microprocessor supervised pulsed charging Also the module only supports one battery cell type as standard Users may if they wish develop charging algorithms and control through the Sony Ericsson M2mpower Embedded Applications Users wishing to attempt charging of battery types not supported by the standard type indicated in this document do so at their own risk Battery charging algorithms are unique to different battery types Sony Ericsson Mobile Communications will not accept any responsibility or liability for damage product failures even death or injury occurring as a result of incompatible battery and charging algorithms being applied DANGER Safety conside
61. ion mode but it can also be used to completely power up the host application The example below shows how the ALARM output marked Out on Figure 5 20 2 and n on Figure 5 20 3 triggers the enabling of the main power to the application The application has a parallel hold transistor V4 and a Start Button Application V3 R1C Ir p V4 Start Button F Figure 5 20 3 Example of host wake up circuit LZT 123 1836 72 5 21 Ringer Output BUZZER to implemented in future release Pin Name Direction Function 52 BUZZER Output Buzzer output Connecting the BUZZER signal to an inverting transistor buffer followed by a piezoelectric transducer enables the wireless modem to play pre programmed melodies or sounds LZT 123 1836 73 6 Antenna Connector The wireless modem s antenna connector allows transmission of the radio frequency signals from the wireless modem to an external customer supplied antenna The connector is a micro miniature coaxial WFL surface mounted component Suitable WFL type mating plug are available from the following manufacturers e Hirose The nominal impedance of the antenna interface is 50 ohms Feature 5 850 E GSM900 5 1800 5 1900 Frequency range MHz 824 894 880 960 1710 1880 1850 1990 Maximum power 33dBm 2W 33dBm 2W 30dBm 1W 30dBm 1W Antenna Connector impedance 50 ohms
62. ire no supporting components eliminating the need for current limiting resistors The LED outputs should be programmed to values consistent with their rated values If desired both LED outputs can be ganged together to provide a maximum single LED driver sink capability of 250mA LZT 123 1836 63 MODULE APPLICATION vcc LED ARRAY 1 YS YS PR Ya DC CURRENT GND CONTROL BLOCK LED2 id x LED ARRAY 2 Figure 5 15 1 Typical circuit for LEDs LZT 123 1836 64 5 16 General Purpose IO All general purpose IO GPIO is programmable by the user Some signals are dedicated other GPIO can be configured as an alternative to other signal functionality if it is not required by the user GPIO which has alternate functionality is effectively multiplexed so that the user chooses through AT commands the appropriate configuration for their application Dedicated 10 Pin Name Default Alternate Function 40 1 1 41 2 2 43 44 4 4 45 5 GPIO5 None 48 GPIO6 GPIO6 None 49 GPIO7 GPIO7 None 50 GPIO8 GPIO8 None 51 9 9 Configurable IO Pin Name Default Alternate function 74 GPIO10 MMCCLK SD MMC card clock 75 GPIO1 1 MMCCMD SD MMC card command 76 GPIO12 MMCDATO SD MM
63. irection Function 2 VCC Input DC power 4 VCC Input DC power 6 VCC Input DC power 8 VCC Input DC power 10 VCC Input DC power 12 VCC Input DC power Power is supplied to the wireless modem VCC pins from an external source User application circuitry should connect all VCC pins together in to carry the current drawn by the wireless modem The electrical characteristics for VCC are shown in the following table Parameter Mode Limit VCC Supply voltage Nominal 3 6 V Min 3 2 V Max 4 5 V Absolute maximum limit 0 3V to 6 5V Maximum supply ripple lt 20mV gt 200kHz Maximum allowable voltage drop Transmission burst 200 Maximum current consumed Full power 2W transmit 2100 mA peak 340 mA average WARNING Stresses in excess of the absolute maximum limits can cause permanent damage to the device These are absolute stress ratings only Functional operation of the device is not implied at these or any other conditions in excess of those given in the normal Min amp Max values stated Exposure to absolute maximum ratings for extended periods can adversely affect device reliability LZT 123 1836 34 CAUTION The wireless modem has insufficient internal capacitance to supply the large current peaks during GSM burst transmission use the following general guidelines in designing the application power supply e Fit a low ESR electrolytic capacitor close to the wirel
64. lowing part 100 PIN SOCKET AXK5F00547YG The following table gives the pin assignments for the system connector interface and a short description for each signal LZT 123 1836 26 Table 5 1 1 Pin Assignments PIN Pin Name Direction Function Connection Required 1 GND 5 2 Input DC power Yes 3 GND 5 4 Input DC power Yes 5 GND Ground Yes 6 VCC Input DC power Yes 7 GND 8 VCC Input DC power Yes 9 GND 5 10 VCC Input DC power Yes 11 GND 3 Ground Yes 12 VCC Input DC power Yes 13 CHG_IN Input Battery charger power 14 SIMVCC Output 1 8V or 3 0V SIM card supply Yes 15 SIMRST Output SIM card reset signal Yes 16 SIMCLK Output SIM card clock signal Yes 17 SIMDAT In Out SIM card data Yes 18 SIMDET Input SIM presence detection Yes 19 Reserved 20 SERVICE Input Flash programming enable signal 21 PON H Input Device on control Yes 22 Reserved 23 Reserved 24 Reserved 25 Reserved 26 Reserved 27 ADINI Input Input 1 28 ADIN2 Input ADC Input 2 29 ADIN3 Input ADC Input 3 30 ADIN4 Input ADC Input 4 31 VRTC Input DC supply for real time clock 32 ALARM Output alarm 33 PON_L Input Device on off control Yes2 34 VUSB Output USB DC power Yes3 35 USBDP In Out USB data positive Yes3 36 USBDN In Out US
65. module The user re asserts PON L with a subsequent low transition which is held low for a pre defined period to power off the module The PON H signal is designed to be pulled high and maintained high for the power on period PON H is held low by an internal pull down resistor The user asserts PON H by pulling this signal high to VCC in order to initiate powering on of the module then maintains it constantly high during normal use A subsequent de assertion marked by a transition of PON H from high to low and then maintaining the signal low will initiate the power off process Only one input should be exercised for each Power on to Power off event 5 8 1 VREF as a Power Indicator Presence of the VREF signal can be used as a useful indicator that power on has been successfully initiated The absence of VREF can be used a successful indicator that the power off sequence is complete The initial presence of VREF indicates that the LDOs are powered however the module will be establishing network connectivity and registration at this point Communications between the host application and the module can commence shortly thereafter however completion of the network registration will be sometime afterwards the period is dependent upon network loading at the time of attempted registration Once the power off sequence has been initiates shutting down the LDOs is the last action in the process The absence of VREF is an indication that n
66. n be configured as either the control interface or the logging interface Similarly control and logging can be carried out simultaneously on the USB interface However the common default configuration options are described e has full RS 232 functionality and is used for all on and off line communication modem sleep amp wake functional control is an integral component of this interface Its intended use is that of the primary command AT interface UART2 behaves as general purpose serial data link It can be used for data logging and de bugging purposes It can also be used as a data interface to peripheral devices such as a GPS receiver e The USB port provides a convenient general purpose peripheral slave port for use with host devices which have USB controllers 5 11 1 UARTI Pin Name Direction Function 53 RI Output Ring Indicator 54 DCDI Output Data Carrier Detect UART1 55 DTRI Input Data Terminal Ready UART1 57 RTSI Input Ready To Send UART1 58 51 Output Clear To Send UART1 59 DTMI Input Data To Module from host UART1 60 DFMI Output Data From Module to host UART1 56 DSRI Output Data Set Ready UART1 UARTI is a full featured Universal Asynchronous Receiver Transmitter providing full duplex asynchronous communication LZT 123 1836 53 UARTI has the following features e 32 bytes of FIFO for both receive and transmit e FIFO threshold interrupts e 1
67. of radio frequency energy absorbed by the body when using a transceiver The SAR value is determined at the highest certified power level in laboratory conditions but the actual SAR level of the transceiver while operating can be well below this value This is because the transceiver is designed to use the minimum power required to reach the network The GS64 wireless modem device has been approved for applications where the antenna is located gt 20cm from the body In all other configurations the integrator is responsible for meeting the local SAR regulations Integrators of the GS64 wireless modem device are responsible for ensuring that they meet the SAR regulatory requirements of the countries in which they intend to operate the device and that their documentation contains the relevant SAR declaration certification information and user guidance as appropriate More information on radio frequency exposure and SAR can be found at www sonyericsson com 2 6 3 Personal Medical Devices Wireless modem devices may affect the operation of cardiac pacemakers hearing aids and certain other implanted equipment If a minimum distance of 15 cm 6 inches is maintained between the GS64 module s radiating antenna and a pacemaker the risk of interference is limited If the integrator s application is likely to be situated in the vicinity of personnel a suitable warning should be contained in the equipment manual to this effect 2 6 4 Disposal o
68. on for the radio device and antenna you should consider signal strength as well as cable length 7 4 1 3 Connection of Components to Wireless modem The integrator is responsible for the final integrated system Incorrectly designed or installed external components may cause radiation limits to be exceeded For instance improperly made connections or improperly installed antennas can disturb the network and lead to malfunctions in the wireless modem or equipment 7 4 1 4 Network and Subscription Before the integrator s application is used the user must ensure that their chosen network provides the necessary telecommunication services Integrators should contact their service provider to obtain the necessary information Integrators intending to use SMS in the application should ensure this is included in their voice subscription Similarly integrators intending to use GPRS for data services should also ensure that this service is available on their network and in their account plan Users should consider the choice of the supplementary services described in section 2 3 2Short Message Service page 14 LZT 123 1836 78 7 4 2 How to Install the Wireless modem 7 4 2 1 Power Supply Use a high quality power supply cable with low resistance This ensures that the voltages at the connector pins are within the allowed range even during the maximum peak current An electrolytic capacitor should be placed close to the power supply
69. r s Kit The Sony Ericsson M2M universal developer s kit UDK is designed to get you started quickly It contains all the hardware you will need to begin the development of an application The only items you need to provide are a wireless modem a computer a SIM card with a network subscription and a knowledge of programming with AT commands The main hardware of the UDK is an open board onto which you plug the wireless modem using an adaptor board where necessary Connectors switches jumpers and SIM card holder are provided to allow you to configure and access all the functions of the radio device Two version of the UDK exists the first generation UDK is designed for legacy M2M products available during 2003 to 2005 a second generation Universal Developers Kit Mk 2 is available for M2M products from 2006 onwards Components adaptor boards and peripheral interfaces are not inter changeable between the two UDK products A separate user manual describes the set up and use of the UDK This can be downloaded from the Sony Ericsson M2M Extranet web pages or obtained from your local sales support representative upon request LZT 123 1836 92
70. rations must be taken into account when using the battery charge function of the GS64 for example monitoring the temperature of the battery If the temperature of the battery exceeds its specification limits battery charging must be stopped immediately If the battery temperature continues to rise the application should be suspended or the battery disconnected Battery temperature can be monitored with a suitable detection circuit using the GS64 ADC inputs When charging Lithium batteries the battery pack must have an internal protection circuit in accordance with the manufacturer s instructions CAUTION LZT 123 1836 37 During microprocessor supervised mode the GS64 takes a current limited voltage source at the CHG IN pin to implement constant current charging of a single Li lon cell connected to the VCC pins CHARGE FET a se gp CURRENT DETECTION SINGLE CELL Li ION BATTERY CHARGER CONTROL VOLTAGE J SOURCE e ADIN1 Figure 5 7 1 Typical application for pulse charging a battery 5 7 1 Charging Process Figure 5 7 1 shows a typical battery charging implementation The voltage source must be current limited 500 mA max A reverse current protection diode prevents external fault conditions from draining the battery small typ 10uF capacitor should be placed close to the CHG IN pin In the appli
71. receive data by SMS CSD or GPRS and make voice calls over the GSM network Two software variants of the Gx64 devices exist One variant is designed to be controlled from a micro controller situated on the host application The other variant offers the option to run applications embedded onto the module itself When using the embedded application version the controlling script can be run internal to the module with or without the use of an external control A typical application involves a micro controller and a wireless modem in which the micro controller sends AT commands to the wireless modem via an RS232 communications link 2 2 Wireless modems in a Communication System Figure 2 2 1 and Figure 2 2 2 illustrate the main blocks of a wireless communication system using the wireless modem Figure 2 2 1 shows the communication system when the script is embedded on the wireless modem and Figure 2 2 2 shows the communication system when a micro controller is used They also show the communication principles of the system and the interface between the wireless modem and the application The definitions in the figures as used elsewhere in this manual are in accordance with the recommendations of 3GPP TS 27 007 e The MS mobile station represents the wireless modem and SIM card The wireless modem excluding SIM card is known as the ME mobile equipment e The DTE data terminal equipment is the controlling application This can ei
72. refore the module would typically provide 1800 0 95 320 5 hours 20 mins call time LZT 123 1836 41 Example 3 Typical Operation A module performing periodic network data transfers and communicating intervallic status information to its host would spend its non active periods in sleep mode If the module spends 30 mins each day on call 320mA 30 second each hour performing housekeeping monitoring and status tasks 110mA and sleeps 2 1 during the intervening periods an 1800mAh rated Li lon battery fully charged would typically provide 1800 0 95 0 5hr 320 0 2hr 110 23 3hr 2 1 7 days 6 hrs operation The above examples are given for guidance the actual battery life will depend upon variables such as battery condition number of previous charge discharge cycles operating temperature series resistance CAUTION between battery and the module and manufacturing tolerances LZT 123 1836 42 5 8 Powering the Module ON and OFF PON L PON H Pin Name Direction Function 21 H Input Device On Off control 33 PON_L Input Device On Off control The GS64 offers two hardware methods to power up and down the module The signal utilizes a momentary switching mechanism to alternate between power on and power off sequences PON L is held high to VCC by an internal pull up resistor The user asserts PON L by pulling this signal low for a pre defined period to initiate powering on of the
73. rounds Pin Name Direction Function 1 GND Ground 3 GND Ground 5 GND Ground 7 GND 9 GND Ground 11 GND Ground 96 AREF There are two ground connections in the wireless modem AREF analogue ground and GND digital ground Pin assignments are shown in the table above AREF and GND are connected at a single point inside the wireless IN modem however they must not be joined together in the user application NOTE 5 4 1 Analogue Ground AREF AREF is the return signal or analogue audio reference for AUXI and AUXO These two signals provide a single ended auxiliary audio input host to module and output module to host AREF is connected to the common GND inside the wireless modem only The application must not connect GND and AREF Parameter Limit Unit Maximum current Imax 12 5 mA LZT 123 1836 32 5 4 2 Common Ground GND GND is the reference or return signal for all system interface digital signals radio section power and is also the DC return for the power supply VCC User application circuitry should connect all GND pins together in order to carry the high current drawn by the wireless modem Parameter Per Pin Total Unit Maximum current Imax 600 3600 mA Maximum average current lava 100 600 mA LZT 123 1836 33 5 5 Regulated Power Supply Input VCC Pin Name D
74. ry set audio profiles as follows e portable hands free e handset e car kit e speakerphone headset Portable hands free is the factory set default profile The modification configuration manipulation and storage of audio profiles is achieved with the AT E2EAMS Audio Profile Modification and AT E2APR Audio Profile LZT 123 1836 48 5 9 1 Auxiliary Audio Mobile Station AUXIN AUXI is a differential auxiliary analogue audio input to the wireless modem Internally the signal is routed to the CODEC COder DECoder where it is converted to digital audio and mapped to an internal bus All sources must be AC coupled to avoid attenuation of low frequencies Use a capacitor greater than the value shown in the table below The AUXI input is a passive network followed by the transmit part of the CODEC Parameter Conditions Min Typ Max Unit max input gain 142 158 178 mVrms Input voltage full scale min input gain 447 501 564 mVrms Frequency response 3dB cut off 300 3400 Hz Output dc bias level 2 16 2 4 2 64 V AC coupling capacitance 1 5 9 2 Auxiliary Audio From Mobile Station The auxiliary output is a differential analogue audio output from the wireless modem and may be used to drive a speaker or an earpiece The interface has an internal 100nF coupling capacitor a load of 10kohm will provide a near full scale output capability between 300 to 4300 Hz The
75. t current Input low 0V VCC 3 6V 1 0 PON H Input high VCC VCC 3 6V 8 20 60 LZT 123 1836 5 9 Audio Pin Name Direction Function 92 AUXIP Input Differential auxiliary audio to module from host pos 93 AUXIN Input Differential auxiliary audio to module from host neg 94 AUXOP Output Differential auxiliary audio to host from module pos 95 AUXON Output Differential auxiliary audio to host from module neg 96 AREF 97 Input Microphone input positive 98 MICIN Input Microphone input negative 99 EARP Output Earpiece output positive 100 EARN Output Earpiece output negative The analogue audio signals comprise of two audio inputs to the module and two audio outputs from the module Both sets of audio interfaces are differential Analogue audio can be used for various configurations including a car kit mode portable hands free and speakerphone with an additional output gain stage Five audio profiles are available for GS64 users to configure various modes of operation Each profile is factory set to represent different modes typical of general usage The customer can modify profiles to optimize acoustic performance to their specific application The analogue inputs and outputs share common uplink and downlink chains which are multiplexed and selectively switched by the user through AT commands There are five facto
76. t which adds embedded application functionality 2 4 Service and Support 2 4 1 Web Pages Visit the Sony Ericsson M2M extranet web site for the following information e where to buy wireless modems or for recommendations concerning accessories and components e local contact details for customer support in your region e FAQs frequently asked questions e documentation related to integrating the module including application notes design guides and AT command manuals Access to the Sony Ericsson extranet site requires a user account and password Accounts can be arranged through your local account manager The extranet web site address is https extranet sonyericsson com collaborationarea m2m default aspx 2 4 2AT Commands Manual The AT Commands Manual provides users with all the AT commands that can be used with the wireless modem AT commands appear in logical groups and contain the command a description of its functionality and an example of use LZT 123 1836 16 2 4 3 2 Application Guide The M2mpower Application Guide provides users with all the information they need to build an application using the M2mpower support environment This manual is supplied as part of the M2mpower package 2 4 4 Developer s Kit Sony Ericsson provides the developer s kit to get you started quickly The kit includes the necessary hardware required to begin the development of an application It includes the following
77. table below shows the audio signal levels for AUXO Parameter Conditions Min Typ Max Unit Output voltage full scale RL 210kO 670 750 840 mVrms Frequency response 3dB cut off RL 1 225 Hz LZT 123 1836 49 5 9 3 Microphone Signals MICIN MICP and MICN are balanced differential microphone input pins These inputs are compatible with an electret microphone The microphone contains a FET buffer with an open drain output which is supplied with at 2 4V 10 relative to ground by the wireless modem as shown below Application Module 2 4 1mA MIC Bias 1 5 56 100nF AUDIO CODEC 100nF 4g O 1k5 56k gt Figure 5 9 1 Microphone connections to the wireless modem The input low noise amplifier stage is constructed out of standard low noise op amps External resistors set the gain of this stage The input gain is scaled by the input resistors to be around 18 which provides optimal performance for many standard types of electret microphones The module provides a microphone bias at 2 4V and can supply at least 1 mA of current Parameter Conditions Min Typ Max Unit max input gain 14 16 18 mVrms Input voltage full scale min input gain 45 50 56 mVrms Frequency response 3dB cut off 300 3400 Hz Output dc bias level 2 16 2 4 2 64
78. terminated As a safety precaution the battery cell voltage must be at least 2 5 V before fast charge is allowed to take place If the battery cell voltage is less than 2 5 V it is considered either deeply discharged or shorted To protect a Li ion cell from the damage that may occur if it is fast charged from this state a 3 6 V trickle charge source is used to safely condition the battery cell The conditioning charge current is limited to 50 mA which for most Li ion cells is 10 or less of the recommended fast charge current In most instances the battery cell voltage will be greater than 2 5 V at the time the charge request is initiated resulting in the conditioning phase being skipped There is always a small chance that the charge management block in the GS64 power management ASIC will malfunction or fail which could lead to over charging of the battery It is strongly CAUTION recommended that any battery chosen for use with your application has its own additional integrated over current and over voltage protection 5 7 2 Series Diode When charging is disabled the potential for rapid cell discharge through the body diode inherent in the Enhancement mode charging FET a Schottky diode must be placed in between the external source and the IN pin The diode should have a forward current and power dissipation rating consistent with its intended use and a maximum forward voltage drop of 0 6V 5 7 3 Battery Selection
79. th Ni MH batteries which can exceed 50 per month Lithium ion batteries are environmentally friendly inasmuch as they do not contain any heavy metal pollution substances such as cadmium lead or mercury There are many manufacturers of Li lon batteries worldwide Sony Ericsson make no recommendations with regard to specific vendors but here are some considerations for GS64 users which may prove to be useful in the selection process and implementation e Li lon batteries marketed for cellular mobile phone use may make a good choice e battery manufacturers with heritage in supplying the cellular mobile phone industry could make a good choice especially for high volume requirements e look carefully for batteries which are rated at temperatures that the GS64 is likely to operate at many batteries are only specified for 20 C to 65 C operation which may not be sufficient small form factor typically handset sized Li lon battery capacity varies considerably some batteries are rated as high as 3200mAh 600mAh to 1800mAH are more commonly available e weight is generally not a problem with typical GS64 user application even so small form factor Li lon batteries up to 1800mAh can vary between 10 to 40 grams Size is generally a factor of capacity since larger capacity batteries naturally have more material cells and will range between 2750mm to 18000 3 for small form factor Li lon batteries e the speed by which li
80. ther an external host or an internal embedded application e The DCE data circuit terminating equipment is the serial communication interface of the MS LZT 123 1836 11 MS GSM NETWORK GSM ENGINE STATUS amp AOVAYALNI WALSAS EMBEDDED APPLICATION Figure 2 2 1 Main Blocks in a Wireless System embedded application MS GSM NETWORK GSM ENGINE STATUS amp RESPONSE COMMAND amp CONTROL Figure 2 2 2 Main Blocks in a Wireless System external micro controller LZT 123 1836 12 In accordance with the recommendations of ITU T International Telecommunication Union Telecommunications Standardization Sector V 24 the TE communicates with the MS over a serial interface The functions of the wireless modem follow the recommendations provided by 3GPP 3rd Generation Partnership Project and ITU T is a collaboration agreement that was established in December 1998 The collaboration agreement brings together a number of telecommunications standards bodies which are known as Organizational Partners The current Organizational Partners are ARIB CCSA ETSI ATIS TTA and TTC 3GPP specifies a set of AT commands for controlling the GSM element of the wireless modem these commands are supplemented by Sony Ericsson specific commands To find out how to work with AT commands see the AT Commands Manual 2 3 Features The wireless modem performs a
81. thium ion ages is governed by temperature and state of charge high temperatures and deep discharge will effect useful life if possible avoid frequent full discharges because this puts additional strain on the battery partial discharges with frequent recharges are better e never short circuit the terminals of a Li lon battery LZT 123 1836 40 e donot expose Li lon batteries to moisture or rain e monitor battery temperature during charging using thermistor placed on near the battery wired to an ADC input on the module e Li lon batteries have a higher ESR compared to Ni Cd Ni MH although this should not be a limiting factor for peak current delivery any battery should be capable of at least 50 greater than the GS64 demands pk To determine battery life on a full charge the following rule of thumb can be applied Standby time Battery Capacity mAh Idle current mA Call time voice or data Battery Capacity mAh Call current mA Example 1 Standby time 600mAh rated Li lon battery from fully charged around 4 2V to the module cut off point 3 2V will provide around 95 of its total charge capacity For a standby idle current of 18mA the module will typically provide 600 0 95 18 32 hours standby time Example 2 Call time 1800mAh rated Li lon battery fully charged transmitting maximum power on a low band 850 900MHz channel may consume an average 320mA the
82. two scripts in the scripting language and TBD of operating RAM Structures included in this language are e f then else statements e While loops e For loops All hardware interfaces that are normally available to the wireless modem through the AT commands are available to the embedded application Further drivers have been written such as M bus keypad SPI and I2C for use by the embedded application EA through the use of the 1 0 pins 8 2 1 Limitations Since the wireless modem is processing the script using its own memory limitations are placed onto the scripts that are run e direct comparison cannot be made to a fully compiled C program in terms of size but a gauge of script size is that if each line were 128 characters long in the script then the script could be about 16 000 lines long LZT 123 1836 83 e Processing power is something that needs to be considered as the script is run as a low priority process within the software However controller mode stops GSM operation and provides all the processing power for the script to be run See the M2mpower Application Guide for more details e Code cannot be ported directly from an existing application and loaded directly onto the wireless modem It must be re written in the Sony Ericsson Mobile script language so that the wireless modem interpreter can function correctly 8 2 2 M2mpower IDE Integrated Development Environment The IDE is a Windows based package wh
83. ut RTC Alarm The Alarm output is logic output from the module which is supplied from the RTC circuitry block This block is in turn supplied either from the main supply of the module or from a backup battery if the main supply is not available 5 20 2 1 ALARM Output from the Module The ALARM time is set by the use of an AT command The output is normally at VRTC level and will go low for one second when the ALARM becomes active Since the VRTC interface is operable down to 1 1V transistor circuitry must be used on the host side It is recommended that integrators use an FET to minimize current consumption If a suitable FET operating at the low voltage necessary cannot be found then bi polar must be used The resistors shall be kept as high impedance as possible to minimize current consumption LZT 123 1836 71 Application VRTC ALARM d e R2 R4 f m Figure 5 20 2 Typical host side circuit for ALARM output is specified to work down to 1 1V across the environmental operating conditions of the GS64 Integrators may discover in controlled environments that the VRTC interface will function reliably as low as 0 8V so best practice would be to design the circuitry to operate down to 0 7 5 20 3 ALARM Utilization as a Wake up The ALARM output can be used by the host application to wake up from standby or hibernat

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