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INTEGRATORS MANUAL

GR64 GSM/GPRS Wireless CPU

Reference:

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Revision:

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Date:

19/09/2006

Summary of Contents for GR64 GSM/GPRS

Page 1: ...INTEGRATORS MANUAL GR64 GSM GPRS Wireless CPU Reference Revision Date 19 09 2006...

Page 2: ...hibited 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 w...

Page 3: ...propri t exclusive de WAVECOM Il ne peut tre communiqu ou divulgu des tiers sans son autorisation pr alable Revision History Revision History Revision History Revision History Edition Change Informati...

Page 4: ...ABOUT THE GR64 10 2 2 WIRELESS CPU IN A COMMUNICATION SYSTEM 11 2 3 FEATURES 13 2 3 1 TYPES OF WIRELESS CPU EQUIPMENT 13 2 3 2 SHORT MESSAGE SERVICE 13 2 3 3 VOICE CALLS 14 2 3 4 DATA 14 2 3 5 GPRS M...

Page 5: ...TICS 33 5 3 1 LEVEL TRANSLATOR INTERFACES 34 5 4 GROUNDS 35 5 4 1 ANALOGUE GROUND AREF 36 5 4 2 COMMON GROUND GND 36 5 5 REGULATED POWER SUPPLY INPUT VCC 37 5 6 VOLTAGE REFERENCE VREF 39 5 6 1 VREF AS...

Page 6: ...CE PROGRAMMING 68 5 14 BUZZER 69 5 15 LED 70 5 16 GENERAL PURPOSE IO 71 5 16 1 EMBEDDED APPLICATIONS 72 5 16 2 LED IO6 CAPABILITIES 73 5 16 3 ADIN4 73 5 17 DIGITAL TO ANALOGUE CONVERTER DAC NOT IMPLEM...

Page 7: ...5 2 ANTENNA TYPE 88 7 5 3 ANTENNA PLACEMENT 88 7 5 4 THE ANTENNA CABLE 88 7 5 5 POSSIBLE COMMUNICATION DISTURBANCES 89 8 Embedded Applications 90 8 1 FEATURES 90 8 2 IMPLEMENTATION 90 8 2 1 LIMITATION...

Page 8: ...d antennas aerials AT commands ITU T standard V 24 V 28 Micro controllers and programming Electronic hardware design 1 3 Manual Structure This manual is composed of three parts Part 1 Part 1 Part 1 Pa...

Page 9: ...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...

Page 10: ...GR64 is available in two hardware variants Table 1 lists the hardware features for each variant The device is available in two hardware variants GR64001 No USB interface or an integrated SIM card hold...

Page 11: ...and the interface between the Wireless CPU 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 The MS repr...

Page 12: ...n 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 function...

Page 13: ...fully Quad Band capable GSM GPRS Wireless CPU with the characteristics shown in the table below Feature GSM850 E GSM900 GSM1800 GSM1900 Tx 824 849 880 915 1710 1785 1850 1910 Frequency range MHz Rx 86...

Page 14: ...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 inte...

Page 15: ...10 4 2 5 2 up 3 down 16 24Kbps Send 24 36Kbps Receive 2 3 6 SIM Card The GR64 supports an external SIM card through its system connector A variant of the GR64 also supports an on card SIM For dual SI...

Page 16: ...e slot The Wireless CPU will consume more average power in different multi slot configurations the worst case being that of two uplink and three downlink slots 2 3 8 Operating Environment Parameter Mi...

Page 17: ...ount manager The extranet web site address is http www wavecom com modules movie scenes support 2 4 2 AT Commands Manual The AT Commands Manual provides users with all the AT commands that can be used...

Page 18: ...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 Us...

Page 19: ...ents Specific Absorption Rate SAR is the unit of measurement for the amount of radio frequency energy absorbed by the body when using a transceiver The SAR value is determined at the highest certified...

Page 20: ...is disposed of correctly the integrator will help prevent potential negative consequences for the environment and human health which could otherwise be caused by inappropriate waste handling of this p...

Page 21: ...Supply CSD Circuit Switched Data DCE Data Circuit Terminating Equipment DTE Data Terminal Equipment EA Embedded Application EFR Enhanced Full Rate EMC Electro Magnetic Compatibility ETSI European Tel...

Page 22: ...t tre communiqu ou divulgu des tiers sans son autorisation pr alable ME Mobile Equipment MMCX Micro Miniature Coax MO Mobile Originated MS Mobile Station Wireless CPU MT Mobile Terminated PCM Pulse Co...

Page 23: ...le and exclusive property of WAVECOM Not to be distributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divulgu des tiers sa...

Page 24: ...l design of the Wireless CPU along with the positions of the different connectors and mounting holes The Wireless CPU is protected with tin coated steel ASI 1008 1010 covers that meet the environmenta...

Page 25: ...icrophone speaker and battery are not part of the Wireless CPU For the GR64 variant without an integrated SIM holder the SIM card is mounted in the user application external to the Wireless CPU this i...

Page 26: ...WAVECOM Not to be distributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divulgu des tiers sans son autorisation pr alable...

Page 27: ...ributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divulgu des tiers sans son autorisation pr alable Figure 6 Dimensions o...

Page 28: ...nector to connect the radio device via a cable Surface mount mating connectors for the 60 pin system connector are available from Harwin part number M50 3113022 Figure 7 below shows the numbering of t...

Page 29: ...t General purpose IO 14 ON OFF Input Device on off control Yes 15 SIMVCC Output 1 8V or 3 0V SIM card supply Yes1 16 SIMDET Input SIM presence detection Yes1 17 SIMRST Output SIM card reset signal Yes...

Page 30: ...U to host UART1 Yes3 43 DTM3 Input Data To Wireless CPU from host UART3 44 DFM3 Output Data From Wireless CPU to host UART3 45 USBDP In Out USB data positive Yes4 46 USBDN In Out USB data negative Yes...

Page 31: ...ner Table 3 Unused Pin Termination Pin Name Unused pin termination 1 3 5 7 9 VCC Must be connected 2 4 6 8 10 12 GND Must be connected 11 CHG_IN Leave Open 13 ADIN4 GPIO5 Leave Open 14 ON OFF Must be...

Page 32: ...ation 37 DTR1 GPIO10 Leave Open 38 DCD1 GPIO11 Leave Open 39 RTS1 GPIO9 Leave Open 40 CTS1 GPIO12 Leave Open 41 DTM1 Leave Open 42 DFM1 Leave Open 43 DTM3 Leave Open 44 DFM3 Leave Open 45 USBDP Leave...

Page 33: ...sers a migration path to GR64 the Wireless CPU IO is made compatible with 2 8V or level adapted 3 0V controllers popular in older technology applications This arrangement is implemented in variant pro...

Page 34: ...ignals SDA SCL 5 3 1 1 Common Level Translator Interface The common level translator used within the GR64 uses a Maxim MAX3001E The level translators have built in ESD protection to 15kV HBM Figure 8...

Page 35: ...e such as the GR64 1 8 V processor I2C port translation to the normal 3 3 V or 5 0 V I2C bus signal levels Unlike the common level translators the I2C level translators have a very low 6 5ohm RDSON re...

Page 36: ...is connected to the common GND inside the Wireless CPU only The application must not connect GND and AREF AREF is to be used as a reference signal for the application AUXI and AUXO amplifiers see figu...

Page 37: ...current drawn by the Wireless CPU The electrical characteristics for VCC are shown in the following table Parameter Mode Limit Nominal 3 6 V Min 3 2 V Max 4 5 V Absolute maximum voltage range 0 3V to...

Page 38: ...guidelines in designing the application power supply Fit a low ESR electrolytic capacitor close to the Wireless CPU 1 000 F with an ESR 100 mohm Ensure power supply to Wireless CPU line resistance is...

Page 39: ...interface for user applications Level translators are integrated in the GR64 product The integrated level translators are referenced to an internal IO regulator on the Wireless CPU side and to an appl...

Page 40: ...the application logic signals directly to the GR64001 Wireless CPU interface 002 1 8 VLOGIC 5 0 Connect the application logic supply voltage VLOGIC to VREF of the GR64002 Wireless CPU and connect the...

Page 41: ...ication Parameter Min Typ Max Unit VREF input voltage 1 65 5 5 V VREF load current 100 500 A 5 7 Battery Charging Input CHG_IN Pin Name Direction Function 11 CHG_IN Input Battery charger power For bat...

Page 42: ...ent do so at their own risk Battery charging algorithms are unique to different battery types Wavecom will not accept any responsibility or liability for damage product failures even death or injury o...

Page 43: ...o a level suitable for fast charging After cell conditioning is complete the microprocessor uses the GR64 S ADC converter to monitor the cell s status and uses the power management block to control th...

Page 44: ...mall chance that the charge management block in the GR64 power management ASIC will malfunction or fail which could lead to over charging of the battery It is strongly recommended that any battery cho...

Page 45: ...no recommendations with regard to specific vendors but here are some considerations for GR64 users which may prove to be useful in the selection process and implementation Li Ion batteries marketed f...

Page 46: ...standby idle current of 18mA the Wireless CPU will typically provide 600 0 95 18 32 hours standby time Example 2 Example 2 Example 2 Example 2 Call time Call time Call time Call time An 1800mAh rated...

Page 47: ...N OFF description below references a GR64001 Wireless CPU variant The timing is also valid for the GR64002 variant with the exception that VREF can be excluded since it is input to the Wireless CPU by...

Page 48: ...r 125ms denoted by t1 the primary LDOs power up the VREF signal comes from one of the primary LDOs For Wireless CPU variants where VREF supplies a reference voltage to the host it acts as a useful ind...

Page 49: ...lines are internal to the Wireless CPU and are shown for reference purposes only With the Wireless CPU powered normally ON OFF is pulled up to VCC potential In order to power down the Wireless CPU ON...

Page 50: ...u divulgu des tiers sans son autorisation pr alable The RTC can continue to operate even though VCC is removed provided that a sufficiently charged backup device is connected to the VRTC Refer to sect...

Page 51: ...60 AREF Analogue reference The analogue audio signals comprise of two audio inputs to the Wireless CPU and two audio outputs from the Wireless CPU The Auxiliary interface signals are single ended whi...

Page 52: ...ed auxiliary analogue audio input to the Wireless CPU Internally the signal is routed to the CODEC Coder DECoder where it is converted to digital audio and mapped to an internal bus Figure 15 Auxiliar...

Page 53: ...AUXO AUXO is a single ended auxiliary analogue audio output from the Wireless CPU and may be used to drive a speaker or an earpiece The interface has an internal 100nF coupling capacitor a load of 10...

Page 54: ...below Figure 17 Microphone input connections to the Wireless CPU The input low noise amplifier stage is constructed out of standard low noise op amps External resistors set the gain of this stage The...

Page 55: ...outputs With a full scale PCM input to the CODEC 0 dB audio output gain setting and a differential load RL 30 ohm the output voltage between EARP and EARN is 1 5 V rms For load resistances less than 3...

Page 56: ...n Name Direction Function 48 SSPDFM Output Serial PCM data from Wireless CPU to host 47 SSPDTM Input Serial PCM data to Wireless CPU from host 51 SSPFS In Out Serial PCM frame synchronisation 52 SSPCL...

Page 57: ...DSP within the Wireless CPU The DSP within the Wireless CPU in this instance is the master for all external PCM so clocks and data from external devices must be synchronized to it For standard GSM voi...

Page 58: ...ent Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divulgu des tiers sans son autorisation pr alable MSB MSB LSB LSB LSB LSB MSB MSB Frame n Frame n 1 Frame n 1 SSPCLK SS...

Page 59: ...l on and off line communication modem sleep wake functional control is an integral component of this interface Its intended use is that of the primary command AT interface UART3 behaves as a general p...

Page 60: ...tions between the application and the Wireless CPU some applications may require RTS and CTS to be connected to each other at the Wireless CPU Users should familiarize themselves with the specific imp...

Page 61: ...s CPU uses to send data via UART1 to the host application 5 11 1 1 2 Serial Data To Wireless CPU DTM1 DTM1 is an input signal used by the application to send data via UART1 to the Wireless CPU 5 11 1...

Page 62: ...used as an optional sleep control mechanism when the Wireless CPU is configured appropriately 5 11 1 3 2 Data Set Ready DSR1 DSR indicates that the DCE is ready to receive data The signal is active l...

Page 63: ...ART3 Pin Name Direction Function 43 DTM3 Input Data To Wireless CPU from host UART3 44 DFM3 Output Data From Wireless CPU to host UART3 UART 3 consists of a full duplex serial communication port with...

Page 64: ...face VUSB VBUS in the USB standard is nominally 5 0V Limit Parameter Conditions Min Typ Max Unit VUSB Input voltage level 4 5 5 0 5 5 V IVUSB Current consumption VUSB 5 0V 8 15 mA USB is not available...

Page 65: ...To implement successful applications using the GR64 USB interface users should familiarize themselves with the USB specification 5 12 SIM Card Interface Pin Name Direction Function 15 SIMVCC Output 1...

Page 66: ...g the signal voltages accordingly Signal Parameter Mode Min Typ Max Unit 1 8 1 71 1 8 1 89 V SIM supply voltage 3 0 2 75 2 9 3 05 V Short circuit current 10 mA Quiescent Supply Current 3 0 20 A Output...

Page 67: ...ly wire it to the card inserted switch of the SIM card holder but different implementations are possible An internal pull up resistor keeps the SIMDET signal at a high level 1 8V when left open This m...

Page 68: ...g enable signal The SERVICE interface is flash programming enable input The SERVICE pin is driven active high by the host application using either a logic control input or applying a dc voltage common...

Page 69: ...through Updater but it is needed to support special service tools from Wavecom The SW updating tool for GR64 is Updater The Updater is a local application that downloads a signed image provided by Wa...

Page 70: ...le 5 15 LED Pin Name Direction Function 33 LED Output LED control signal The LED interface is intended to operate a status LED which can be programmed on and off or for a particular blink sequence The...

Page 71: ...ata Set Ready UART1 36 GPIO8 RI Ring Indicator 39 GPIO9 RTS1 Ready To Send UART1 37 GPIO10 DTR1 Data Terminal Ready UART1 38 GPIO11 DCD1 Data Carrier Detect UART1 40 GPIO12 CTS1 Clear To Send UART1 29...

Page 72: ...may be used as general purpose inputs or outputs they are not constrained to work in only one direction All GPIO is level shifted on the GR64 and has the characteristics defined in section 5 3 GPIO ha...

Page 73: ...or be provided by the host circuitry when either not used or when used as a digital input 5 16 3 ADIN4 A further ADC input in addition to the three dedicated pins is created by multiplexing one of the...

Page 74: ...unction 26 ADIN1 Input ADC Input 1 27 ADIN2 Input ADC Input 2 28 ADIN3 Input ADC Input 3 13 ADIN4 Input ADC Input 4 GPIO5 ADC pins is converted and stored in a register inside the Wireless CPU When th...

Page 75: ...s 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 20ksps Parameter Condition Min T...

Page 76: ...ity to perform clock synchronization on the SCL line Due to the wired AND function the SCL line will be held LOW by the device with the longest LOW period Therefore the device with the shorter LOW per...

Page 77: ...iod of the SCL clock 0 6 s Data hold time 0 0 9 s Capacitive load for each bus line 400 pF 5 20 Burst Transmission TX_ON Pin Name Direction Function 35 TX_ON Output Transmit indication Burst transmiss...

Page 78: ...a programmed time The following are the features of RTC 17 year time interval with 1 second resolution Programmed time alarm interrupt Alarm output pin An RTC alarm can be set by loading an appropriat...

Page 79: ...a rechargeable coin cell that supplies the RTC Wireless CPU when the main battery is removed or has insufficient energy Because this LDO is always on even when the Wireless CPU is powered down it fea...

Page 80: ...e communiqu ou divulgu des tiers sans son autorisation pr alable In the backup condition the RTC block will function to as low as 1 1V on the VRTC pin The RTC draws 10 A typically during powered backu...

Page 81: ...alable 5 21 2 RTC Alarm ALARM Pin Name Direction Function 50 ALARM Output RTC Alarm The ALARM signal is only available on GR64002 The Alarm output is logic output from the Wireless CPU which is suppli...

Page 82: ...e available from the following manufacturers Amphenol Suhner IMS Connector Systems The nominal impedance of the antenna interface is 50 ohms Feature GSM850 E GSM900 GSM1800 GSM1900 Frequency range MHz...

Page 83: ...als or onboard aircraft The integrator are responsible for observing the country s safety standards and where applicable the relevant wiring rules Never use the Wireless CPU at a gas station refuellin...

Page 84: ...s follow the instructions provided by the antenna manufacturer Never connect more than one Wireless CPU to a single antenna The Wireless CPU can be damaged by radio frequency energy from the transmitt...

Page 85: ...s in the Technical Data section must not be exceeded 7 4 1 2 Signal Strength The Wireless CPU has to be placed in a way that ensures sufficient signal strength To improve signal strength the antenna c...

Page 86: ...MS 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 thei...

Page 87: ...is a local application that downloads an image provided by Wavecom 7 5 Antenna 7 5 1 General The antenna is the component in the users system that maintains the radio link between the network and the...

Page 88: ...oid damage to the radio device 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...

Page 89: ...affect the quality of wireless links including the following causes Noise can be caused by electronic devices and radio transmitters Path loss occurs as the strength of the received signal steadily de...

Page 90: ...ons 2 scripts can be stored in the memory at any time but only 1 can be active running 8 2 Implementation The Wireless CPU has 2x124KB of non volatile memory space available for storage of two scripts...

Page 91: ...ithin 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 Code cannot be ported...

Page 92: ...g intrinsic functions 9 1 Implementation The following types of commands allow various functions Open closing IP connections Negotiates closes an IP address with the web server Send Receive TCP packet...

Page 93: ...orisation pr alable 10 Technical Data 10 1 Mechanical Specifications Refer to Figure 3 Figure 4 for reference to mechanical features Mechanical Feature Variant Value Length 50 mm Width 33 mm without S...

Page 94: ...allowable voltage drop Transmission burst 200mV Maximum current consumed Full power 2W transmit 2250 mA peak 2100 mA average Stresses in excess of the absolute maximum limits can cause permanent dama...

Page 95: ...ter 1 8V 3 0V 5 0V External SIM support Yes Yes No Integrated SIM support optional Yes Yes No 10 5 Environmental Specification Table 6 Environmental Test cases Test Case Test Summary Ref Standard Heat...

Page 96: ...p 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...

Page 97: ...35mm Freq 60 500 Hz constant acceleration 5 g Sweep velocity 1 oct min Sweeps 5 per axis Axis 3 axis x y z per device IEC 60068 2 6 Random Vibration Power Spectral Density 5 Hz 0 10 m2 s3 12 Hz 2 20...

Page 98: ...vice may not cause harmful interference and 2 The device must accept any interference received including interference that may cause undesired operation The GR64 modular transmitter is labelled with i...

Page 99: ...ument is the sole and exclusive property of WAVECOM Not to be distributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divul...

Page 100: ...ument is the sole and exclusive property of WAVECOM Not to be distributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divul...

Page 101: ...ument is the sole and exclusive property of WAVECOM Not to be distributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divul...

Page 102: ...s the sole and exclusive property of WAVECOM Not to be distributed or divulged without prior written agreement Ce document est la propri t exclusive de WAVECOM Il ne peut tre communiqu ou divulgu des...

Page 103: ...nd knowledge of programming with AT commands The main hardware of the UDK is an open board onto which the integrator plugs the Wireless CPU using an adaptor board where necessary Connectors switches j...

Page 104: ...anade du Foncet 92442 Issy les Moulineaux Cedex France Tel 33 0 1 46 29 08 00 Fax 33 0 1 46 29 08 08 Wavecom Inc 4810 Eastgate Mall Second Floor San Diego CA 92121 USA Tel 1 858 362 0101 Fax 1 858 558...

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