Technical Manual - SPK ELECTRONICS CO., LTD.
Contents
1. LA EN LA a oo be NNNRERNRRHRRH HHHRHHRHDHRRHR SPK 2 2 ELECTRIC SPECIFICATIONS NO Signal name UO V Description Notes 1 NC Not used 2 NC Not used 3 1PPS O 0 3 3 1 pulse per second 4 TXDO O 0 3 3 Serial data port transmit line 5 RXDO 0 3 3 Serial data port transmit line 6 NC Not used 7 NC Not used 8 NC Not used 9 NC Not used w lonor i ja Turn ON OFF the GT 755RS active Hi 11 V BK 3 3 Back up power input 12 VIN 3 3 Main power supply 3 3V 13 NC Not used 14 NC Not used 15 GPS IND O 0 3 3 GPS status indicator 16 NC Not used 2007 Version 1 0 RoHS compliance ASPK NO Signal name VO V Description Notes 17 NC Not used 18 GND P 0 Ground sd BEIN 5 T Receive RF signal input Antenna Antenna power supply spec 20 GND P 0 Ground 21 GND P 0 Ground 22 GND P 0 Ground 2 2 2 ABSOLUTE MAXIMUM RATINGS Item Absolute maximum ratings Unit ON OFF input voltage 0 3 3V Max 6 0V V RXDO input voltage 0 3 3V Max 4 0V V V BK input voltage 0 3 3V Max 6 0V V VIN input voltage 0 3 3V Max 6 0V V RoHS compliance 2007 Version 1 0 ASPK 2 2 3 DC ELECTRICAL CHARACTERISTICS Item Min2. RoHS compliance 2007 Version 1 0 ASPK RMC RECOMMANDED MINIMUM SPECIFIC GPS TRANSIT DATA Time date position course and speed data provided by a GNSS navigation receiver Structure GPRMC hhmmss sss A dddmm mmmm a dddmm mmmm a x x x x ddmmyy x x a a hh lt CR gt lt LF gt 1 2 Example GPRMC 092204 999 A 4250 5589 5 14718 5084 E 0 00 89 68 211200 A 25 lt CR gt lt LF gt 3 5 6 7 8 9 10 111213 Field Name Example Description 1 UTC time 092204 999 UTC time in hhmmss sss format 000000 00 235959 999 2 Status A Status V Navigation receiver warning A Data Valid 3 Latitude 4250 5589 Latitude in dddmm mmmm format Leading zeros transmitted 4 N S indicator S Latitude hemisphere indicator N North S South 5 Longitude 14718 5084 Longitude in dddmm mmmm format Leading zeros transmitted 6 E W Indicator E Longitude hemisphere indicator EI East W West 7 Speed over ground 000 0 Speed over ground in knots 000 0 999 9 8 Course over ground 000 0 Course over ground in degrees 000 0 359 9 9 UTC Date 211200 UTC date of position fix ddmmyy format 10 Magnetic variation Magnetic variation in degrees 000 0 180 0 11 Magnetic Variation Magnetic variation direction E East W West 12 Mode indicator A Mode indicator N Data not valid A Autonomous mode D Differential mode E Estimated dead reckoning mode M Manual input mode
3. TYP Max Unit Notes ON OFF H Voltage 2 6 3 3 V Input L Voltage 0 0 4 TXDO H Voltage 2 6 3 3 V Output L Voltage 0 0 4 V RXDO H Voltage 2 6 3 3 V Input L Voltage 0 0 4 V GPS_IND H Voltage 2 6 3 3 V Output L Voltage 0 0 4 V V BK Voltage 3 0 3 3 3 6 V vin Voltage 3 0 3 3 3 6 Current 45mA 120mA mA 3 3V Voltage 3 3 V RF IN Impedance 50 Ohm Center frequency 1 57542 GHz 2 2 4 ANTTENNA POWER SUPPLY The GPS 002RS No 19 pin RF IN receives RF signal input and antenna power supply which must be connected to an external active antenna RoHS compliance 2007 Version 1 0 ASPK 2 2 5 ADAPTOR ANTENNA Parameter Condition Impedance 50 Ohm NF 1 5dB or less VSWR 2 0 or less OdBi or more at zenith Element profit 6dBi or more elevation 10 degree Axial ratio 3dB or less Gain 26dBi 40dBi Out of band rejection 25dB or more Operation voltage 3 3V 2 2 6 INPUT AND OUTPUT TIMING RoHS compliance 2007 Version 1 0 ASPK 2 3 ENVIRONMENT SPECIFICATION Parameter Specification Operating 20 70 Temperature Storage A0 80 Humidity 5 95 3 REFERANCE DESIGN In wod t le n A gt e I imli 2 Zr vm m x po S vi m je i u D 2 Nd OI x D Ki 9 or A ee nT uri n 3 LIS Hab 17 RoHS compliance 2007 Version 1 0 ASPK 4 COMMUN
4. W West 6 GPS quality 1 GPS quality indicator indicator 0 position fix unavailable 1 valid position fix SPS mode 2 valid position fix differential GPS mode 3 GPS PPS Mode fix valid 4 Real Time Kinematic System used in RTK mode with fixed integers Float RTK Satellite system used in RTK mode Floating integers 6 Estimated dead reckoning Mode 7 Manual Input Mode 8 Simulator Mode Wu 7 Satellites Used 08 Number of satellites in use 00 12 8 HDOP 1 1 Horizontal dilution of precision 00 0 99 9 9 Altitude 108 7 mean sea level geoid 9999 9 17999 9 10 Geoid Separation Geoid separation in meters according to WGS 84 ellipsoid 999 9 9999 9 11 DGPS Age Age of DGPS data since last valid RTCM transmission in xxx format seconds NULL when DGPS not used 12 DGPS Station ID 0000 Differential reference station ID 0000 1023 NULL when DGPS not used 13 Checksum OE Note The checksum field starts with a and consists of 2 characters representing a hex number The checksum is the exclusive OR of all characters between and 10 RoHS compliance 2007 Version 1 0 A SPK GLL LATITUDE AND LONGITUDE WITH TIME OF POSITION FIX AND STATUS Latitude and longitude of current position time and status Structure GPGLL ddmm mmmm a dddmm mmmm a hhmmss sss A a hh lt CR gt lt LF gt 1 2 3 4 5 6 7 8 Example GPGLL 4250 5589 S 14718 5084 E 092204 99
5. 9 A A 2D lt CR gt lt LF gt Field Name Example Description 1 Latitude 4250 5589 Latitude in ddmm mmmm format Leading zeros transmitted 2 N S Indicator S Latitude hemisphere indicator N North S South 3 Longitude 14718 5084 Longitude in dddmm mmmm format Leading zeros transmitted 4 E W Indicator E Longitude hemisphere indicator E East W West 5 UTC Time 092204 999 UTC time in hhmmss sss format 000000 00 235959 99 6 Status A Status A Data valid V Data not valid 7 Mode Indicator A Mode indicator N Data not valid A Autonomous mode D Differential mode E Estimated dead reckoning mode M Manual input mode S Simulator mode 8 Checksum 2D 11 RoHS compliance 2007 Version 1 0 ASPK GSA GPS DOP AND ACTIVE SATELLITES GPS receiver operating mode satellites used in the navigation solution reported by the GGA or GNS sentence and DOP values Structure GPGSA A x XX XX XX XX XX XX XX XX XX XX XX KK KN XXX X hh lt OR gt lt LF gt 123 3 3 3 3 3 3 3 3 3 3 3 4 5 6 7 Example GPGSA A 3 01 20 19 13 40 4 24 4 32 2 0A lt CR gt lt LF gt Field Name Example Description 1 Mode A Mode M Manual forced to operate in 2D or 3D mode A Automatic allowed to automatically switch 2D 3D 2 Mode 3 Fix type 1 Fix not available 2 2D 3 3D 3 Satell
6. GPS Module SPK GPS 002RS ASPK SMD type ROM version Technical Manual S P K Electronics Co Ltd All right reserved 2006 10F No 510 Sec5 5 Chung Hsiao E RD Taipei Taiwan TEL 886 2 23462323 FAX 886 2 23463939 RoHS compliance 2007 Version 1 0 MADE IN TAIWAN A SPK Contents 1 Features and introductions iii iaia 1 2 Performance rai a aa a an KA daa a en WA a NB A a MAN AA A Ba din aa aaa an gen ad 2 2 1 Receiver specificationi avrai ann anna anna na a aaa ada aa aaa Na aaa du 2 2 2 Electric specification 1 11 nn en nun nun nn ernennen ernennen ernennen ernennen nenn 3 2 2 1 Pin assignment a 00 22 20 ce a Ga Na a d aa Sees ee kaaien deed 3 2 2 2 Absolute maximum ratings rei i 4 2 2 3 DC electrical characteristics unuuuunsnnnnnnnannnnnnnnnnannannnnunnunnnnnnnnannnnn nun nun anne 5 2 2 4 Antenna power supply OUtPUt unsnunenenennnnnnnnnnnennnnnnnnnnnnnnn nn nn anne nennen REENEN RENE 5 2 2 5 Adaptortantenna iui rain 6 2 2 6 Input and output timing unreesennenennnnnnnnnnnnnnnan anne nennen EEN ernennen en en nenn nennen nenn 6 2 3 Environment specificationi iii 7 3 Reference design s srrrrereini AA NANA NA KAN ANAN ANA NANA ANAN KANA ANANG ANNA AA KANYA BANA KNA AA KAN NANANG 7 4 Communication specification u uuernennnnannannnnnnnnnnunnnnan nun nn nu
7. ICATION SEPECIFICATIONS Item Description Interface Full duplex serial interface Bit rate 4800 9600bps Start bit 1bit Stop bit 1bit Data bit 8bit Parity none Transmission data SACII NMEA0183 Ver 3 01 LSB MSB SEENEN RoHS compliance 2007 Version 1 0 ASPK 5 FOOT PRINT 16 un VD a Unit mm TopView RoHS compliance 2007 Version 1 0 ASPK 6 APPROVED NMEA MESSAGE 1 The serial interface protocol is based on the National Marine Electronics Association s NMEA 0183 ASCII interface specification This standard is fully define in NMEA 0183 Version 3 01 The standard may be obtained from NMEA www nmea org GGA Global Positioning System Fix Data Time position and fix related data for a GPS receiver Structure GPGGA hhmmss sss ddmm mmmm a dddmm mmmm a x xx X x X X M x x M x x xxxx hh lt CR gt lt LF gt 1 2 3 4 56 7 8 9 10 1 12 13 Example GPGGA 060932 448 2447 0959 N 12100 5204 E 1 08 1 1 108 7 M 0000 0E lt CR gt lt LF gt Field Name Example Description 1 UTC Time 060932 448 UTC of position in hhmmss sss format 000000 00 235959 99 2 Latitude 2447 0959 Latitude in ddmm mmmm format Leading zeros transmitted 3 N S Indicator N Latitude hemisphere indicator N North S South 4 Longitude 12100 5204 Longitude in dddmm mmmm format Leading zeros transmitted 5 E W Indicator E Longitude hemisphere indicator E East
8. S Simulator mode 13 checksum 25 14 2007 Version 1 0 RoHS compliance A SPK VTG COURSE OVER GROUND AND GROUND SPEED The Actual course and speed relative to the ground Structure GPVTG x x T x x M x x N x x K a hh lt CR gt lt LF gt 1 2 3 4 5 6 Example GPVTG 89 68 T M 0 00 N 0 0 K A 5F lt CR gt lt LF gt Field Name Example Description 1 Course 89 68 True course over ground in degrees 000 0 359 9 2 Course Magnetic course over ground in degrees 000 0 359 9 3 Speed 0 00 Speed over ground in knots 000 0 999 9 4 Speed 0 00 Speed over ground in kilometers per hour 0000 0 1800 0 5 Mode A Mode indicator N not valid A Autonomous mode D Differential mode E Estimated dead reckoning mode M Manual input mode S Simulator mode 6 Checksum 5F ZDA TIME AND DATE Structure GPRMC hhmmss sss dd mm yyyy xxx lt CR gt lt LF gt 2 3 4 5 6 7 Example GPZDA 104548 04 25 03 2004 6C lt CR gt lt LF gt Field Name Example Description 1 UTC time 104548 04 UTC time in hhmmss ss format 000000 00 235959 99 2 UTC time day 25 UTC time day 01 31 3 UTC time month 03 UTC time month 01 12 4 UTC time year 2004 UTC time year 4 digit year 5 Local zone hour Not being output by the receiver NULL 6 Local zone minutes Not being output by the receiver N
9. ULL 7 6C 6C Checksum Binary Messages See Binary Message Protocol User s Guide for detailed descriptions 15 RoHS compliance 2007 Version 1 0 5 SPK 7 EVALUATION BOARD Evaluation Board Power Switch USB output connector SMA active antenna connector GPS 002FS USB Output Cable GPS SMA Active Antenna RoHS compliance 2007 Version 1 0 ASPK Testing Programming UNITRAQ ge ae coma sl OFF Het Warm Cold Command Send PDOP Et Speed do 310 Ho _ Latitude 4 IN24 47 5 3 E121 031 2 Attitude Date Time 1140 2006712708 13 37 20 GPRMC 053720 88 2447 0884 N 12100 5192 E 000 0 000 0 081206 A GPGGA 053720 88 2447 0884 N 12100 5192 E 2 06 01 5 00114 0 M 00 GPGSA A 3 11 08 28 20 27 04 03 1 01 5 02 7 00 GPGSV 3 1 10 11 57 030 45 08 47 240 42 28 47 329 42 31 44 319 7F z lt gt GGA GSA DM DM VIGI GUL SNR cet le el 17 RoHS compliance 2007 Version 1 0
10. ite used 1 12 01 20 19 13 Satellite ID number 01 to 32 of satellite used in solution su up to 12 transmitted 4 PDOP 40 4 Position dilution of precision 00 0 to 99 9 5 HDOP 24 4 Horizontal dilution of precision 00 0 to 99 9 6 VDOP 32 2 Vertical dilution of precision 00 0 to 99 9 7 Checksum 0A 12 i RoHS compliance 2007 Version 1 0 ASPK GSV GPS SATELLITE IN VIEW Number of satellites in view PRN number elevation angle azimuth angle and C No Four satellites details are transmitted per message Additional satellite in view information is send in subsequent GSV messages Structure GPGSV x x XX XX XX XXX XX XX XX XXX XX hh lt CR gt lt LF gt 123 4 56 7 4 5 67 8 Example GPGSV 3 1 09 28 81 225 41 24 66 323 44 20 48 066 43 17 45 336 41 78 lt CR gt lt LF gt GPGSV 3 2 09 07 36 321 45 04 36 257 39 11 20 050 41 08 18 208 43 77 lt CR gt lt LF gt Field Name Example Description 1 Number of message 3 Total number of GSV messages to be transmitted 1 3 2 Sequence number 1 Sequence number of current GSV message 3 Satellites in view 09 Total number of satellites in view 00 12 4 Satellite ID 28 Satellite ID number GPS 01 32 SBAS 33 64 33 PRN120 5 Elevation 81 Satellite elevation in degrees 00 90 6 Azimuth 225 Satellite azimuth angle in degrees 000 359 7 SNR 41 C No in dB 00 99 Null when not tracking 8 Checksum 78 13
11. n wakane Naun nun nnnnn ann anne nennen nee 8 5 Foot priminin Ee eege e 9 6 Approved NMEA message ussen awas aia aaa au gua da aaa ga aana aa aa UN aa aa na aaa ENNEN ENN 10 GGA Global Positioning System Fix Data ANEREN i 10 GLL LATITUDE AND LONGITUDE WITH TIME OF POSITION FIX AND STATUS 11 GSA GPS DOP AND ACTIVE SATELLITES iaia 12 GSV GPS SATELLITE IN VIEW nnn nennen ENEE a naa aaa naa aan 13 RMC RECOMMANDED MINIMUM SPECIFIC GPS TRANSIT DATA neee nennen enen 14 VTG COURSE OVER GROUND AND GROUND SPEED nnen eenen eenn 15 ZDA TIME AND DATE ee Hein 15 Binary Messages u2 00u00 0404 ENEE NEEN SEENEN aaa ad nn ann otk an gae aa ga aa nun anne aan man nan nen seins 15 7 a CHE Ir Nd D 16 A RoHS compliance 2007 Version 1 0 FEATURES 44 channel to acquire and track satellites simultaneously SMD type packaging Industry leading TTFF speed Signal detection better than 158dBm 0 5 PPM TCXO for quick cold start SBAS WAAS EGNOS capable Cold start lt 35sec Hot start lt 1sec Accuracy 5m CEP 16 mm Lx 13 2 mm W x 3 mm RoHS compliant 2007 Version 1 0 SPK GPS 002RS Fast Acquisition High Sensitivity 44 Channel SMD GPS Receiver Module GPS 002RS is a miniature 44 channel OEM GPS receiver module It is optimized for high performance ease of use flexibility and low cost The GPS receiver is suitable for a wide range of navigation and tracking a
12. pplications 44 parallel channels provide fast satellite signal acquisition and short start up time Re acquisition sensitivity of 155dBm and tracking sensitivity of 158dBm offers good performance even under difficult environments The GPS 002RS offers a RFIN pad for connecting an active antenna 45mA current consumption and 1sec hot start TTFF makes the GPS 002RS ideal for battery operated portable devices Small size and SMD mounting allow standard SMT assembly process making it ideal for high volume production GPS 002RS Evaluation Board GPS 002RS and Evaluation Board USB output adapter board for PC Notebook USB power signal cable GPS active antenna SMA 3 3V CD user manual and testing programming RoHS compliance 2 PERFORMANCE 2 1 RECEIVER SPECIFICATIONS ASPK Parameter Specification Receiver Type 44 channel Re acquisition sensitivity 155dBm Tracking sensitivity 158dBm Cold start sensitivity 137dBm Receiver frequency 1575 42MHz Code C A code Accuracy 1 Position 5m CEP 2 Velocity 0 1m sec Startup Time hot start lt 1 sec warm start lt 10 sec cold start lt 35 sec Signal Reacquisition lt 1s Update Rate 1Hz standard Operational Limits 1 Altitude lt 18 000m 2 velocity lt 500m s Dynamics 4G 39 2m sec Datum WGS 84 Default Protocol NMEA 0183 V3 01 2007 Version 1 0 RoHS compliance 2 2 1 PIN ASSIGNMENT
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