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UniTraQ International Corp.

RoHS compliance

2007, Version 1.1

Eastern Star 7 series GT-3731R

GPS Receiver

3. GPS STATUS INDICATOR

The

GT-3731R

provides GPS status indicator. LED On board shows fix or non-fix. In fix mode, the LED

will light for 1second and turn off for 1second. In another mode, the pin will light for 2 seconds and turn off for

2 seconds.

4. COMMUNICATION

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

Update rate

1Hz

Output sentence

GGA/GSA/GSV/RMC

Содержание GT-3731R

Страница 1: ...e 2007 Version 1 1 Technical Manual USB GPS Receiver Series Model GT 3731R UniTraQ International Corp All right reserved 2006 9F 2 No 158 Sec 2 Gongdao 5th Rd Hsinchu City 30070 Taiwan R O C TEL 886 3...

Страница 2: ...Customized package 5 9 Approved NMEA message 6 9 1 GGA global positioning system fix data 6 9 2 GLL latitude and longitude with time of position fix and status 7 9 3 GSA GPS DOP and active satellites...

Страница 3: ...The GT 3731R is a compact all in one GPS receiver that continuously tracks all satellites in view and provides accurate satellite positioning data Its 44 parallel channels and 20000 correlators provid...

Страница 4: ...vity 137dBm Receiver frequency 1575 42MHz Code C A code Accuracy 1 Position 2 Velocity 5m CEP 0 1m sec Startup Time hot start warm start cold start 1 sec 35 sec 45 sec Signal Reacquisition 1s Update R...

Страница 5: ...fix In fix mode the LED will light for 1second and turn off for 1second In another mode the pin will light for 2 seconds and turn off for 2 seconds 4 COMMUNICATION SEPECIFICATIONS Item Description Int...

Страница 6: ...tar 7 series GT 3731R GPS Receiver 5 ENVIRONMENT SPECIFICATION Parameter Specification Operating 20 60 Temperature Storage 40 80 Humidity 5 95 6 PIN ASSIGNMENT PIN Signal name Description Notes 1 VCC...

Страница 7: ...ersion 1 1 5 Eastern Star 7 series GT 3731R GPS Receiver 7 MECHANIC DIMENSION Parameter Specification Physical dimension 49 8mm X 43 7mm X 17 6mm Weight 14g 8 CUSTOMIZED PACKAGE z Color box z CD inclu...

Страница 8: ...2100 5204 Longitude in dddmm mmmm format Leading zeros transmitted 5 E W Indicator E Longitude hemisphere indicator E East W West 6 GPS quality indicator 1 GPS quality indicator 0 position fix unavail...

Страница 9: ...mple 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 m...

Страница 10: ...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 CR LF Field Name Example Description 1 Mode A Mode M Manual forced to operate in 2D or 3D mode A Automatic allowed to automatically...

Страница 11: ...Example GPGSV 3 1 09 28 81 225 41 24 66 323 44 20 48 066 43 17 45 336 41 78 CR LF GPGSV 3 2 09 07 36 321 45 04 36 257 39 11 20 050 41 08 18 208 43 77 CR LF Field Name Example Description 1 Number of m...

Страница 12: ...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...

Страница 13: ...ters 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 9 7 ZDA TIME AN...

Страница 14: ...ion at any time without notice These materials are provides as is without warranty of any kind either expressed or implied relating to sale and or use of UniTraQ products including liability or warran...

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