User Manual
Contents
1. 3 6 1 1 8M5210 ele 3 6 1 2 Mother Board 60 pin Connecthor 3 PEND OF DOCUMEN cS 3 LinkSpriteTechnologies Inc 3 www linksprite com LinkSprite GSM GPRS Module List of Figures FIGURE 1 SYSTEM BLOCK DIAGRAM cae eeaueeesseeeeeesseeseeesssseeesseseeess 3 FIGURE 2 KEYPAD CONNECTION 3 FIGURE SIM CONNECTION NO POWER CONTROL enn FIGURE 4 AUDIO FREQUENCY RESPONSE eene nnne nennen nennen nnns FIGURE 5 MIC INPUT DIFFERENTIAL INPUT FIGURE 6 MIC INPUT SINGLE ENDED IWNPDUT 3 FIGURE 7 OUTPUT DIFFERENTIAL 3 FIGURE 8 OUTPUT SINGLE END 7 3 FIGURE 9 RTC BATTERY 20 2 000 3 FIGURE 10 POWER ON SEQUENCE FIGURE 11 BATTERY CHARGING CONNECTION 3 FIGURE 12 SM5210 MODULE TOP VIEW AND BOTTOM 3 FIGURE 13 SM5210 MODULE OUTLINE DRAWING BOTTOM VIEW SIDE VIEW 3 FIGURE 14 60 PIN HEADER DIMENSION 3 FIGURE 15 60 PIN HEADER PCB DATEN 3 FIGURE 16 60 PIN SOCKET DIMENSION seien nnne nnne tnn nnne nnne nnne 3 FIGURE 17 60 PIN SOCKET PCB 3 LinkSpriteTe2. Table 12 SIM Electrical Characteristics parameter Min Max VL V 0 6 0 8 VH V 1 3 2 2 SIM card connection SIM WC SIM 5100B D SIM DATA SIM CLK GND Figure 3 SIM connection no power control LinkSpriteTechnologies Inc 13 Description SIM Serial Data SIM Clock SIM Reset SIM Power Supply Remarks www linksprite com LinkSprite Figure 3 shows system design for 3 0V and 1 8V SIM card interface The SIM level shift is built in the SC6600D chip Note 1 SIM_VCC need add three capacitor 4 7uF 0 1uF 27pF 2 SIM_RST SIM_DATA SIM_CLK lines also need add 27pF capacitor for each line 3 SIM_DATA need to Pull up with 2K resistor to SIM_VCC NOTES Does not support 5V SIM card GSM GPRS Module 2 5 AUDIO The module supports the following voice codec e Full Rate e Enhanced Full Rate Two different microphone inputs and two different speaker outputs are supported 2 5 1 Audio Interface Table 13 Audio Pin Description Pin number Pinname Type Description Function 18 EAR_SPKP AO Earphone Differential Positive Output 16 EAR_SPKN AO Earphone Differential Negative Output Voice Band 14 EAR_MICP Al Microphone Differential Positive Input 12 EAR_MICN Al Microphone Differential Negative Input 44 AUX_SPKP AO Auxiliary Speaker Differential Positive Output 58 AUX_SPKN AO Auxiliary Speaker Differential Negative Output Auxiliary 42 AUX MICP Al Auxiliary Microphone Differential
3. Signal UOTXDN UORXDN UOCTSN UORTSN Remarks Description Transmit Data Receive Data Clear to Send Request to Send www linksprite com X LinkSprite 52 GPIO16 UO DTR JTAG DO UODTRN Data Terminal Ready GSM GPRS Module 45 GPIO18 UO DSR JTAG CK UODSRN Data Set Ready The hardware flow control pins are also shared with JTAG pins When JTAG is used only RX and TX pins are available reducing to a 2 wire UART port UART s rate is up to 460kbps max 2 7 3 2 Wire UART 1 Interface This UART is also called UART 1 and can be used by either ARM or TeakLite It consists of the following pins Table 21 UART1 Pin Description Module Pin No 60 NAME TYPE SIGNAL DESCRIPTION 46 TX1 TXD Transmit Data 43 RX1 l RXD Receive Data There is no hardware flow control for this UART interface UART s rate is up to 460kbps max 2 8 RTC POWER INTERFACE This pin is used as a back up power supply for the internal Real Time Clock The RTC is supported by the module when powered on but a back up power supply is needed to save time when the module is power off If the RTC is not used this pin can be left open RTC_BATT Recharge Battery Figure 9 RTC battery connection LinkSpriteTechnologies Inc 20 www linksprite com LinkSprite GSM GPRS Module Recommended characteristics Recharge Battery 3 0V 2 5mAH for 70 hours Estimation Table 22 RTC Pin Description Pin number Pin name TYPE
4. 31 32 33 34 35 36 37 38 39 LinkSpriteTechnologies Inc LinkSprite GND EAR_SPKP TXDO RXDO SIM_RST GPIO17 UO RT SN JTAG DI KEY DRV3 KEY DRVO KEY 4 KEY DRV2 SIM CLK KEY DRV1 SIM DA KBY DRV5 KEY SEN2 KEY SEN1 GPO42 LCD D A NBOOT RESET GPIO4 HF_CTR L KEY_SENO GPIO10 CHAR GE_IN GPIO6 LCD CL K GPIO1 LCD RS GND EAR_SPKP UOTXD UORXD SIM RST UO RTS KEY DRVS3 KEY DRVO KEY DRVA4 KEY DRV2 SIM CLK KEY DRV1 SIM DA KEY DRV5 KEY SEN2 KEY SEN1 LCD DATA RESET GPIO4 KEY_SENO GPIO10 LCD CLK LCD RST G AO Digital Ground Earphone Differential Positive Output Transmit Data Receive Data SIM Reset Request to Send Keypad Out Keypad Out Keypad Out Keypad Out SIM Clock Keypad Out SIM Serial Data Keypad Out Keypad Input Keypad Input LCD_DATA_SPI Asynchronous reset active low GPIO Keypad Input GPIO LCD_CLK_SPI LCD_RST_SPI 28 GSM GPRS Module GPIO17 GPIO NBOOT GPIO6 GPIO GPIO1 GPIO www linksprite com LinkSprite GSM GPRS Module 40 KEY SENS Ev SEN3 Keypad Input 41 GPIO9 LCD RS ns LCD RS SPI GPIO9 VO GPIO Microphone 42 Differential Positive Input 43 RXD1 RXD1 Receive Data Speaker 44 Differential Positive Output 4s SIS pers DataSetReady GPIO18 1O GPIO CK 46 TXD1 TXD1 Transmi
5. Max Output Power DCS1800 PCS 1900 Min Output Power EGSM GSM 850 Min Output Power DCS1800 PCS 1900 H2 Level H3 Level Noise in 925 to 935MHz Noise in 935 to 960MHz Noise in 1805 to 1880MHz DCS1800 PCS 1900 Phase Error at Peak Power Frequency Error LinkSpriteTechnologies Inc 26 GSM GPRS Module 33dBm 2dB 30dBm 2dB 5dBm 5dB OdBm 5dB lt 30dBm lt 30dBm 67dBm lt 79dBm lt 71dBm 5 degrees rms 0 1ppm max www linksprite com LinkSprite GSM GPRS Module 3 TECHNICAL SPECIFICATIONS 3 1 PIN LIST Table 35 LinkSprite GSM GPRS Module 60 pin Description PIN 1st Function 2nd Function Pin name NO Name Type Description Name Type Description 1 VBAT VBAT V Battery Voltage VCHG VCHG V Charge Voltage 2 Supply 3 VBAT VBAT V Battery Voltage VCHG VCHG V Charge Voltage 4 Supply 5 VBAT VBAT V Battery Voltage ADIN1 ADIN1 e Battery 7 VBAT VBAT V Battery Voltage 8 ADIN2 ADIN2 Al ADC 9 GND GND G Digital Ground GPIO19 U0 CTS Clear to Send GPIO19 10 GPIO S JTAG_TMS 11 GND GND G Digital Ground EAR_MICN EAR_MICN AI Microphone 12 Differential Negative Input 13 GND GND G Digital Ground EAR_MICP EAR_MICP Al Microphone 14 Differential Positive Input 15 GND GND G Digital Ground EAR EAR SPKN Earphone 16 Differential Negative Output LinkSpriteTechnologies Inc 27 www linksprite com 20 21 22 23 24 25 26 27 28 29 30
6. 00 24 5 1 25 6 1 2 Mother Board 60 pin Connector Cal 0 10 0 50 0 80 420 580 Wr Guck face 4 80 Figure 15 60 pin Socket Dimension Recommended PC Board Mounting pattern anes 0 125 Figure 16 60 pin Socket PCB Pattern Dimensions and references LinkSpriteTechnologies Inc 35 www linksprite com LinkSprite GSM GPRS Module Table 39 60 pin Socket Descriptions Pin Number Reference A mm B mm C mm 60 AXK5F60545P 28 00 24 5 1 85 LinkSpriteTechnologies Inc 36 www linksprite com LinkSprite GSM GPRS Module LinkSprite Technolgies Inc 1410 Cannon Mountain Dr Longmont CO 80503 Voice 720 949 4 932 Email sales linksprite com http www linksprite com N LinkSprite LinkSpriteTechnologies Inc 37 www linksprite com
7. Description 48 RTC BATT Supply Power Supply for RTC Table 23 RTC Electrical Characteristics Parameter Min Typ Max V V 2 7 3 0 3 3 uA 15 15 25 2 9 ADC Interface The module can provide two ADC ports ranging from 0 1 to 1 2V O to 8V Table 24 ADC Pin Description Pin number Pin name TYPE DESCRIPTION Input Rang 6 ADCIN1 Al A D Converter 0 3 3 0V 8 ADCIN2 Al A D Converter 0 3 3 0V Table 25 ADC Electrical Characteristics Parameter Conditions Comments Min Typ Max Unit Resolution Guaranteed monotonic to 9 bits 10 bits Integral non linearity 3 LSB Differential non linearity 2 LSB Number of input channels 4 Conversion time 15 us Power up settling time 10 US Input Impedance C 5 7 10 pF LinkSpriteTechnologies Inc 21 www linksprite com LinkSprite 2 10 Reset GSM GPRS Module This signal is used to force a reset procedure by providing a low level voltage during at least 100us This signal has to be considered as an emergency reset only A reset procedure is already driven by an internal hardware during the power on sequence This pin function is only for NOR flash RESET This signal is only an internal reset It can not be used to provide a reset to an external device Reset process is activated either by the external reset signal or by an internal signal coming from a reset generator This automatic reset is activated at power up The pin is held low at power up An internal capacitor can provide a 100us
8. the headset The connection can be either differential or single ended but using a differential connection in order to reject common mode noise TDMA noise is strongly recommended Recommended characteristics for the microphone Type Electret LinkSpriteTechnologies Inc 15 www linksprite com LinkSprite Impedance 2 2Kohm Sensitivity 42dB typ SNR gt 50dB Frequency response compatible with the GSM specifications GSM GPRS Module 2 5 4 1 Differential Connection Figure 5 MIC input differential input The recommended characteristic of capacitors C1 22pF to 47pF C2 C3 C4 47pF to 100pF L1 L2 100nH Microphone manufacturer can provide a microphone soldered C1 directly on it so that C1 can be the nearest to the Microphone 2 5 4 2 Single ended Connection Ll MICP I Figure 6 MIC input single ended input Do not recommend this connection When using a single ended connection be sure to have a very good ground plane a very good filtering as well as shielding in order to avoid any disturbance on the audio path The recommended characteristic C1 22pF to 47pF C2 C3 47pF to 100pF LinkSpriteTechnologies Inc 16 www linksprite com LinkSprite L1 100nH GSM GPRS Module Microphone manufacturer can provide a microphone soldered C1 directly on it so that C1 can be the nearest to the Microphone 2 5 5 Typical Speaker Connection Recommended ch
9. to the application The antenna adaptation mechanical and electrical adaptation is one of the key issues in the design of a GSM terminal 4 2 MECHANICAL INTEGRATION Attention should be paid to Antenna cable integration bend length position etc e Legs of the module are mechanically mounted to the ground plane 5 OUTLINE DRAWING LinkSpriteTechnologies Inc 32 www linksprite com N LinkSprite GSM GPRS Module bottom ant pad 29 40 3 60 2 50 S 0 00 2 00 0 10 shielding can layer 2 50 SES 11 00 R100 7 00 d thickness D n 43 329 00 0 13 Le 14 00 1800 2 9 6 30 sl III III iD d 4 eo can gnd 1 2 49 0 85 35 0d 0 13 Tolerance DUS mm top comncetor Unit mm Figure 12 LinkSprite GSM GPRS Module Outline Drawing Bottom View Side View 6 INTEGRATION LinkSpriteTechnologies Inc 33 www linksprite com LinkSprite GSM GPRS Module 6 1 60 PIN CONNECTOR 6 1 1 Connector 5 0 75 180 330 0 125949 0 75 Figure 13 60 pin Header Dimension Recommended PC Board Mounting pattern Figure 14 60 pin Header PCB Pattern Dimensions and references LinkSpriteTechnologies Inc 34 www linksprite com LinkSprite GSMIGPRS Module Table 38 60 pin Header Descriptions Pin Number Reference A mm B mm C mm 60 AXK6F60345P 28
10. 1 1 lt 250mA AVERAGE Figure 10 Power on Sequence overall current consumption Base Band RF Band 2 12 NORMAL BOOT This input is used to setting the module booting mode Here is the function description Low during reset Download mode High during reset Normal working mode In the normal working mode the handset action is supported by the normal phone call software Since the CPU takes its level during reset the pin can be used for other function after reset LinkSpriteTechnologies Inc 23 www linksprite com LinkSprite GSM GPRS Module Table 30 Pin Description Pin number Pin name Type Description 33 GPO42 LCD_DA NBOOT Boot mode setting 2 13 BATTERY CHARGING INTERFACE OPTIONAL 2 13 1 Li ion Battery Charge Interface LinkSprite GSM GPRS module supports one Li ion battery charging The charging circuit is built in the module The circuit uses an interface VCHG to supply a constant charge current This current value depends on the battery capacity It is recommended to provide a current of 2 3C The current default charge setting in module is 500mA LinkSprite GSM GPRS module also can monitor the battery voltage and detect the end of the charge This function is built into the module Table 31 Pin Description un Pin name Type Signal Description number 2 4 VCHAG Al CHG IN CHARGE INPUT Table 32 Charge Electrical Characteristics Parameter Min Typ Max Unit VCHAG 5 5 2 5 5 V I
11. CD_RS 54 GPIO8 LCD_CS Table 9 SPI Electrical Characteristics Parameter Min VL V 2 VH V 2 2 mA Input Impedance C pF 2 4KEYPAD INTERFACE LinkSpriteTechnologies Inc 11 description SPI Data SPI Serial Clock SPI Reset Command Data Mode Select SPI Enable Max 0 8 10 10 This interface provides 10 connections 4 rows KBRO to KBR3 and 6 columns KBCO to KBC5 www linksprite com LinkSprite GSM GPRS Module Table 10 Keypad Pin Description Module Pin No 60 pin NAME TYPE DESCRIPTION FUNCTION 36 KEY SENSEO 2 KEY SENSE1 31 KEY 40 KEY SENSE3 24 KEY_ DRIVERO O Keypad 28 KEY_ DRIVER1 Interface 26 KEY DRIVER2 23 KEY_ DRIVER3 25 KEY DRIVER4 30 KEY_ DRIVER5 No external pull up resistors are needed when the internal pull up at the input pads are enabled Internal Pullups o E SM5210 gt T T gt 2 x 2 Figure 2 Keypad connection SIM LinkSpriteTechnologies Inc 12 www linksprite com LinkSprite 2 4 4 General Description GSM GPRS Module The SIM interface is compatible with the ISO 7816 3 IC card standard required by the GSM 11 11 Phase 24 standard The module also supports Release 99 of the SIM Toolkit recommendation and supports a Fixed Dialling Number directory 2 4 2 SIM Interface Table 11 SIM Pin Description Pin number Pin name Type 29 SIM DA UO 27 SIM_CLK 21 SIM_RST 51 SIM
12. GSM GPRS Module User Manual SS LinkSprite LinkSprite Technologies Inc September 2008 www linksprite com LinkSprite GSM GPRS Module Table of Content TV OVERVIEW M 3 1 1 OBJECT OF THE DOCUMENT 1 2 SYSTEM BLOCK DIAGDAM 1 3 7 nennt nens 1 4 FUNC MONAL DESCRIPTION 1 1 I lee E ege 1 4 2 Baseband 1 4 3 Memory de Tee ET 2 INTERFACE AND FUNCTIONALITIES icto ctia bei ee 2 POWER SUPPEY 8 ceases emat 2 1 1 Power Supply 3 2 1 2 9 m 2 2 VOC OU TPU T ee ie ei AES diligi cm 3 2 4 KEYPAD INTERFACE 2 4 1 General Description acest ote robes IL 2 4 2 Interface dct ei 2 9 AUDIO EL 3 2 5 1 Audio fue ae 2 5 2 Typical Microphone Inputs Characteristics 3 2 5 3 Typical Speaker Outputs Characteristics essen 3 2 5 4 Typical Microphone Conpnechon 3 2 5 5 Typical Speaker nennen
13. Positive Input Voice Band 50 AUX_MICN Al Auxiliary Microphone Differential Negative Input Their frequency response curve should be within the mask given by GSM specification Magnitude dB 8 AOD pde Re HR 2000 3000 4000 5000 6000 Frequency Hz 0 1000 Figure 4 Audio Frequency Response Curve LinkSpriteTechnologies Inc 14 www linksprite com N Li n kS p rite GSM GPRS Module 2 5 2 Typical Microphone Inputs Characteristics The gain of MIC inputs is internally adjusted and can be turned from 9dB to 42dB Table 14 Microphone Electrical Characteristics Parameter Conditions Comments Min Typ Max Units Input common mode range EAR_SPKP 0 6 1 8 V PGA gain range 9 42 dB Maximum analog input range after PGA Differential 2545 V Digital audio output sample rate 8 kHz ADC resolution 13 bits ADC signal to noise distortion ratio AO dB Digital output word 16 bits 2 5 3 Typical Speaker Outputs Characteristics The gain of speaker outputs is internally adjusted and can be turned from 21dB to 12dB Table 15 Speaker Electrical Characteristics Parameter Conditions Comments Min Typ Max Units Maximum differential output voltage 1 4 V Maximum single ended output voltage 1 4 V Output common mode voltage 1 1 V Minimum load resistance 16 Q gain range 21 12 dB 2 5 4 Typical Microphone Connection Two MIC inputs already include the biasing for an electret microphone allowing easy connection to
14. Typical peak during TX slot GSM Li ion Battery charging management is included The charger interface is provided on 60 connector only for 3 7V Li ion Battery EGSM900 GSM850 DCS1800 PCS1900 Class 4 2W for EGSM900 GSM850 Class 1 1W for DCS1800 PCS1900 3V 1 8V SIM card auto recognise 4x6 keyboard interface is provided Up to 460 kbps Full hardware flow control signals 3 0V are provided on 60 pins 2 Wire UART interface Up to 460 kbps Support standard SPI interface The RF part of this module converts RF signals to baseband for receiver chain and translates base band signals into RF frequency spectrum The operating frequencies are Rx EGSM 850 869 to 894MHz Tx EGSM 850 824 to 849MHz Rx EGSM 900 925 to 960MHz Tx EGSM 900 880 to 915MHz Rx DCS 1800 1805 to 1880MHz Tx DCS 1800 1710 to 1785MHz Rx PCS 1900 1930 to 1990MHz Tx PCS 1900 1850 to 1910MHz LinkSpriteTechnologies Inc 7 www linksprite com LinkSprite GSM GPRS Module 1 4 2 Baseband Functionalities The baseband part of SM5210 is composed of a SPREADTRUM s SC6600D chip This chipset is using 0 18um mixed signal CMOS technology which allows massive integration as well as low power consumption SC6600D provides single chip solution to wireless Quad band telephone handsets and data modems confirming to the EGSM 900 GSM 850 DCS 1800 and PCS 1900 1 4 3 Memory Functionalities The memory used in this module is a combin
15. ULE 60 PIN TABLE 36 MODULE OPERATING CONDITIONS TABLE 37 AMBIENT TEMPERATURE CONDITIONS LinkSpriteTechnologies Inc 5 www linksprite com LinkSprite GSM GPRS Module 1 OVERVIEW 1 1 OBJECT OF THE DOCUMENT This document gives an overview of the LinkSprite GSM GPRS module a miniature single side board quad band GSM 850 EGSM 900 DCS 1800 PCS 1900 module ready for integration in various kinds of Fix wireless phones and other wireless devices 1 2 SYSTEM BLOCK DIAGRAM Figure 1 System block diagram 1 3 PRODUCT OVERVIEW Temperature range Normal range 10 C to 55 C full compliant Storage 40 C to 85 C Weight 9g Physical dimensions 35 0X39 0X2 9 mm typical Connection 60 pins Power supply VBAT 3 3V to 4 2V range 3 6V typical LinkSpriteTechnologies Inc 6 www linksprite com LinkSprite Power consumption Li ion Battery charging management and interface OPTION Frequency bands Transmit power Supported SIM card Keyboard interface UARTO interface with flow control UART 1 interface without flow control LCD interface 1 4 FUNCTIONAL DESCRIPTION 1 4 4 RF Functionalities GSM GPRS Module Off mode lt 100uA Sleep mode 2 0mA Idle mode 7 0mA average Communication mode 350 mA average GSM Communication mode 2000mA
16. aracteristics for the speaker 10 to 100mW electro magnetic Impedance 16 to 150 Ohm Sensitivity 110dB SPL min 120uPa Frequency response compatible with the GSM specifications 2 5 5 1 Differential Connection SPK P SPK N Figure 7 SPK output differential output It shall drive up to 200mW speaker without external amplifier These traces have to be isolated from the others by ground on the motherboard layout C1 SPK P C2 R1 SPK N Figure 8 SPK output single end output These traces have to be isolated from the others by ground on the motherboard layout The recommended characteristic C1 C2 4 7uF to 47uF as per the speaker characteristics and the output power C3 33pF to 100pF R1 Speaker Impedance Single ended connection mode loss half of the output power compared to a differential LinkSpriteTechnologies Inc 17 www linksprite com LinkSprite connection mode 2 6 GENERAL PURPOSE INPUT OUTPUT GSM GPRS Module Table 16 GPIO Electrical Characteristics Signal VL V VH V Remarks Min Max Min Max Input 0 0 9 2 1 3 0 Output lt 10mA 0 9 2 1 Parameter Conditions Comments Min Typ Max Unit Input Impedance R 500k 1M 10M Ohm Input Impedance C 5 7 10 pF LinkSprite GMS GPRS module can provide 6 general purpose Table 17 Pin Description Pin number Pin name Type Description 35 GPIO4 VO General Purpose 37 GPIO10 UO General Purpos
17. ation of 32 Megabit 2M x 16 Bit CMOS 3 0V Volt only simultaneous operation flash memory and 4 Megabit 256K x 16 Bit static RAM LinkSpriteTechnologies Inc 8 www linksprite com LinkSprite GSM GPRS Module 2 INTERFACE AND FUNCTIONALITIES 2 1 POWER SUPPLY 2 1 1 Power Supply Description The power supply is one of the key issues in the designing GSM terminals Due to the 577us radio burst emission in GSM every 4 615ms power supply must be able to deliver high current peaks in a short time During these peaks ripples and drops on the supply voltage must not exceed a certain limit Table 1 VBAT Pin Description Pin number Vmax Ripple max VBAT V 1 3 5 7 3 3V 3 6V 4 2V 50mVer for freq lt 200KHz 2mVPP for freq gt 200KHz This value has to be guaranteed during the burst with 2 0A Peak in GSM or GPRS mode max operation Voltage Stationary Wave Ratio When supplying the module with a battery the total impedance battery protections PCBS should be less than 150mOhms Table 2 GND Pin Description Pin number Description GND 9 11 13 15 17 Ground Shielding can install pin 2 1 2 Power Consumption Table 3 Power consumption in OFF mode Mode Condition I Typical Off mode off 50 uA 100uA LinkSpriteTechnologies Inc 9 www linksprite com LinkSprite LinkSpriteTechnologies Inc Table 4 Power consumption in EGSM 900MHz GSM GPRS Module Mode Condition I T
18. chnologies Inc 4 www linksprite com LinkSprite GSM GPRS Module List of Tables TABLE 1 VBAT PIN DESCRIPTION een No eR ER ee SERERE ETUR EN EE Ins ne TABLE2 GND PIN DESCRIPTION ehe EEEE Noah TABLE 3 POWER CONSUMPTION IN OFF TABLE 4 POWER CONSUMPTION IN 900 2 TABLE 5 POWER CONSUMPTION IN DCS PCS 1800MRZ TABLE 6 VCC PIN DESCRIPTION aussen learn EE d et nun lan TABLE 7 VCC ELECTRICAL TABLE 8 SPI PIN EE KAE E ASS TABLE 9 SPI ELECTRICAL CHARACTERISTICR 0 3 TABLE 10 KEYPAD DESCRIPTION c ccsssceeseeceseeeeseec OR ORERE E ANa 3 TABLE 11 SIM PIN 0121 1 11 ee eeu eesecessseeesaeecsaeeeseeessseeesaeecsaeeenaeeesacessaeeseaeeenatens TABLE 12 SIM ELECTRICAL CHARACTRRISTICH TABLE 13 AUDIO PIN DESCRIPTION E TABLE 14 MICROPHONE ELECTRICAL TABLE 15 SPEAKER ELECTRICAL CHARACTERISTICS eese TABLE 16 GPIO ELECTRICAL ceaeeeseesseeeseesseeesee
19. delay If an external capacitor is connected at the RESET pin the delay would be Tdelay 1 ms Cextcap 100 pF Table 26 Pin Description Pin number Pin name Type Description 34 RESET Asynchronous Reset active low Table 27 Electrical Characteristics Parameter Min Max VL V 0 8 VH V 2 2 1 mA 2 10 Input Impedance C pF Input Impedance R Kohm 2 11 Power On Interface This input is to switch ON GSM GPRS module A high level voltage has to be provided on this pin to switch on the module After the module is switched on this pin will be set as GPIO the Power ON function will be screened NOTES There are no Power OFF functions on this pin Table 28 Pin Description Pin number Pin name Type Description 59 POWER_ON Module Power ON High Active LinkSpriteTechnologies Inc 22 www linksprite com LinkSprite Table 29 Power On Electrical Characteristics GSM GPRS Module Parameter Min Max VL V 0 8 VH V 2 2 mA 2 10 Input Impedance C pF Input Impedance R Kohm 2 11 1 Power On Procedure Once the module supplied the application must set the POWER_ON pin to high to start the module power on sequence A power on produce is already driven by an internal hardware after the module is supplied POWER SUPPLY Power on Button down POWER ON ls min RESET Tdelay 200us SS OFF MODE RESET MODE IDLE MODE Communicaito mode MODULE STATUS 1 lt 30uA H I lt 13mA I lt 3mA
20. e serial link protection on audio inputs outputs Bias of the microphone inputs Ground plane location for microphones Length of the SIM interface lines preferably 10cm Metallic case or plastic casing with conductive paint is recommended 4 1 2 Power Supply Power supply design is the key in the GSM terminal projects A poor power supply design could affect in particular EMC performances Emission spectrum Phase error and frequency error Transmit power Warning Special attention should be paid to Quality of the power supply such as low ripple PWM converter preferred Capacity to deliver high current peaks a short time pulse radio emission Power supply can never be greater than 4 5 4 1 3 Antenna Antenna structure and integration in the application is a major issue Attention should be paid to Selection of the antenna cable performance length type thermal resistance etc Selection of antenna connector type losses mismatch etc e Antenna isolation from digital circuits including the interface signals LinkSpriteTechnologies Inc 31 www linksprite com LinkSprite A poor antenna could dramatically affect the GSM performance such as sensitivity and transmit power GSM GPRS Module Warning LinkSprite strongly recommends working with an antenna manufacturer either to develop an antenna for the application or to adapt an existing solution
21. e I O 49 GPIO26 VO General Purpose 53 GPIO11 General Purpose 55 GPIO3 VO General Purpose I O 57 GPIO46 General Purpose The following GPIOS are not available reserved in case of module running with the AT commands firmware Table 18 Pin Description Pin number Pin name Type Comment 10 GPIO19 UO CTS JTAG TMS UO CTS JTAG TMS 22 GPIO17 UO RTS JTAG DI UO RTS JTAG DI LinkSpriteTechnologies Inc 18 www linksprite com LinkSprite 52 45 56 33 38 39 4 54 2 7 UART GPIO16 U0_DTR JTAG_DO GPIO18 UO DSR JTAG CK GP1020 JTAG_RST PWMB GP1042 LCD_DA NBOOT GPIO6 LCD_CLK GPIO1 LCD_RST GPIO9 LCD_RS GPIO8 LCD_CS VO VO UO UO GSM GPRS Module UO_DTR JTAG_DO UO DSR JTAG CK JTAG RST PWMB LCD DA NBOOT LCD CLK LCD RST LCD RS LCD CS It is strongly recommended to make this interface externally accessible for debug 2 7 1 UART Electrical Characteristics Table 19 UART Electrical Characteristics Parameter Min VL V VH V 2 2 mA Freq kHz Input Impedance C pF 2 7 2 6 Wire UART 0 Interface This UART port is also called UART 0 used only by ARM It consists of the following pins Pin number Pin name 19 TXDO 20 RSDO 10 019 U0_CTS JTAG_TMS 22 GPIO17 UO RTS JTAG DI LinkSpriteTechnologies Inc Min 0 8 3 2 10 460 10 Table 20 UARTO Pin Description Type
22. nennen 2 6 GENERAL PURPOSE 3 LN 3 2 7 1 UART Electrical Characteristics cesses 3 2 7 2 6 Wire UART 0 3 2 7 3 2 Wire UART 1 Interface nn enabled 3 2 8 RTC POWER INTERFACE dan Nee LEES eas 3 29ADC ht e EE 3 2 TO EE 3 2 11 POWER ON INTERFACE ee ala an 3 2 11 1 Power On Procedure ie ee ee 3 2 12 NORMAL BQOT iioi eet e du ena ix eerie ARE ances bi ere 3 2 13 BATTERY CHARGING INTERFACE OPTIONAL essere 3 2 13 1 Li ion Battery Charge Interface 3 2 14 RE INTERFAGBE en an ee ieee 3 2 14 1 COMNCCHON e em 3 2 14 2 Antenna Specifications 3 3 TECHNICAL AA 3 SANPINCEIST E 3 LinkSpriteTechnologies Inc 2 www linksprite com LinkSprite GSM GPRS Module 3 2 ENVIRONMENTAL GPECIEICATIONG 00000000 enn nene n ennt 3 4 DESIGN GUIDELINES 3 4 1 24 200 nn 3 Kaf le 3 41 2 E 3 LXI CI ER 3 4 2 MECHANICAL 3 xoa sip Ics Eed EES 3 GIN EG RATIONS sao Hm 3 6 1 60 PIN
23. nternal Impedance Figure 11 Battery Charging Connection LinkSpriteTechnologies Inc 24 www linksprite com LinkSprite 2 14 RF INTERFACE GSM GPRS Module The nominal impedance is 50 ohm 2 14 1 RF Connection One gold plated land pattern sitting at the corner of the module supports the RF connection Application could access it through spring contacts or a soldered RF cable Since no standard spring contact is available for the module this solution requires customization design for the contact 2 14 2 Antenna Specifications The antenna shall meet the following requirements Table 33 Quad Frequency Band GSM 850 EGSM900 DCS1800 PCS 1900 Frequency Rx 869 to 894MHz 925 to 960MHz 1805 to 1880MHz 1930 to 1990MHz Frequency Tx 824 to 849MHz 880 to 915MHz 1710 to 1785MHz 1850 to 1910MHz Frequency bands Quad band GSM 850 2 EGSM 900MHz DCS 1800MHz amp PCS 1900 MHz Impedance 50 ohm VSWR Tx max 2 1 Rx max 2 1 Typical radiated gain OdB The RF performance is compliant with the ETSI recommendation 05 05 and 11 10 Normal MS requirements Table 34 RF Performance Receiver EGSM GSM 850 Sensitivity lt 104dBm DCS1800 PCS1900 Sensitivity lt 102dBm Selectivity 200KHz gt 9dBc Selectivity 400KHz gt 41dBc Dynamic Range 62dB Intermodulation gt 43dBm Co channel Rejection gt 9dBc LinkSpriteTechnologies Inc 25 www linksprite com LinkSprite Transmitter Max Output Power EGSM GSM 850
24. sseeeeaeessaeeeeaeens TABLE 17 PIN DESCRIPTION EE TABEE 18 PIN DESCRIPTION rire eee ise to vene PAYER TABLE 19 UART ELECTRICAL CHARACTERISTICS eese nere TABLE 20 UARTO PIN DESCRIPTION 3 TABLE2T UARTI PIN 25 35 eee tarnen innen TABLE22 RTC PIN DESCRIPTION 45 TABLE 23 ELECTRICAL CHARACTERISTICOR 00027 TABLE 24 ADC PIN DESCHRIPTION seen nest TABLE 25 ADC ELECTRICAL CHARACTERISTICS ccccssceesseeesneeescecsaeeeeaeeceaeeeeaeeceaeeesaeessaeessaeeseaeeenaters TABLE 26 PIN DESCRIPTION nein REIS Rebe fs 3 TABLE 27 ELECTRICAL CHARACTERISTICS ee ee lee en EP trees TABLE 28 PIN 4 000 TABLE 29 POWER ON ELECTRICAL 5 5 TABLE 30 PIN DESCRIPTION EE TABLE 31 PIN DESCRIPTION 55 2 een einer en ehe en ee Eed TABLE 32 CHARGE ELECTRICAL STICS TABLE 33 QUAD FREQUENCY BAND EE TABLE 34 PERFORMANCE ren reg viva o eR Ee TABLE 35 SM5210 MOD
25. t Data VCC ver y 28V POWER SUPPLY 50mA 48 RTC BATT V RTCVDD 3 0 ag EE enges WS GPIO K_CTRL Microphone 50 Differential Negative Input 51 SIM VCC SIM VCC V SIM POWER 3V GPIO16 U0 DT UO DTR Data Terminal GPIO16 GPIO 52 RWTAG_DO Ready GPO1 1 CS3 CS3 ARM external GPO1 1 GPIO 53 CS3 GPIO8 LCD_CS cp CS LCD CS SPI GPIO8 GPIO 55 SASS GPIO3 VO GPIO ge epson usar sss ie GPIO RST PWMB 57 GPIO46 GPIO46 m LinkSpriteTechnologies Inc 29 www linksprite com LinkSprite GSM GPRS Module Differential Negative Output Interrupt v 28V POWER SUPPLY 50mA 3 2 ENVIRONMENTAL SPECIFICATIONS Table 36 Module operating conditions Parameter Min Max Normal operating range 10 C 55 C Supply voltage Vbat 3 3V 4 2V Table 37 Ambient Temperature Conditions Parameter Min Max Ambient temperature 10 C 55 C Storage temperature 40 C 85 C LinkSpriteTechnologies Inc 30 www linksprite com LinkSprite GSM GPRS Module 4 DESIGN GUIDELINES 4 1 HARDWARE AND RF 4 1 1 EMC The EMC tests should be conducted at the early stage of any application to detect possible problems More attention should be paid to the following issues during designs Possible spurious or and other unwanted emission radiated by the module to other RF receivers in the receiving band ESD protection on SIM if accessible from outsid
26. ypical GSM850 900mode During TX bursts 1 6A 2A PCL5 GSM850 900 mode During RX bursts 100 mA 130 mA GSM850 900 mode Average PCL5 350 mA 400 mA GSM850 900 mode Average PCL8 250 mA 300 mA GSM850 900 mode Average idle mode 13 mA 20 mA PCL Power control level PCL5 2W emission requested max power PCL8 0 5W emission requested Table 5 Power consumption in DCS PCS 1800MHz Mode Condition Typical DCS PCS mode During TX bursts 14 1 6A PCLO DCS PCS mode During RX bursts 100 mA 130 mA DCS PCS mode Average PCLO 300 mA 350 mA DCS PCS mode Average PCL3 200 mA 250 mA DCS PCS mode Average idle mode 13 mA 20 mA PCL Power control level PCLO 1W emission requested max power PCL3 0 25W emission requested 2 2 VCC OUTPUT This output can be used to power some external functions such as LCD Table 6 VCC Pin Description Module Pin No Pin name UO type Description 47 60 VCC Supply 2 8V Power supply 10 www linksprite com LinkSprite Table 7 VCC Electrical Characteristics Parameter Unit Min Output Voltage V 2 5 2 8 Output Current mA Supply 2 3 SPI INTERFACE Typ GSM GPRS Module Max 3 0 50 The SPI bus includes a CLK signal an IO signal a RS signal and a CS signal complying with the standard SPI bus These pins can also be used as GPIO Table 8 SPI Pin Description Module Pin No pin name UO type 33 GPIO42 LCD DATA NBOOT 38 GPIO6 LCD_CLK 39 GPIO1 LCD_RST 41 GPIO9L
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