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Summary of Contents for UNI TRAQ GT-525
- Page 1 GPS Module Series Model: GT-525 Flash version Technical Manual UniTraQ International Corp. All right reserved, © 2009 2F., No.136, Ziqiang S. Rd., Zhubei City, Hsinchu County 30264, Taiwan (R.O.C.) TEL：886-3-6578491 FAX：886-3-6578492 MADE IN TAIWAN...
- Page 2 Version History Date Version Description of change Author 2008-09-12 Original Victor 2009-01-21 Victor Enhance Warm start performance 2009-04-06 Change New Address Julie UniTraQ International Corp. RoHS compliance 2009, 04, Version 1.2...
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Page 3: Table Of Contents
Eastern Star 5 series GT-525 GPS Module Contents 1. Features………………………………………………………………..…………………………………………...1 2. Performance……………………………………………………………………………..…….…..……………….2 2.1 Receiver specification……………………………………………….…………………..…………………..2 2.2 Electric specification…………………………………….……………………………….…………………..3 2.2.1 Pin assignment……………………………………………..…...…………………….…………………..3 2.2.2 Absolute maximum ratings……………...………………………………………..…..………………... 3 2.2.3 DC electrical characteristics………………………………..……………………….…………………..4 2.2.4 GPS status indicator…………………………………...……..…………………………………………..4 2.3 Environment specification……………………….………………………….…….…….…………………..4 3. Communication specification……………………………………………………………….…………………..5 4. -
Page 4: Features
GPS Module GT-525 Fast-Acquisition High-Sensitivity 20-Channel GPS Receiver Module The GT-525 is a compact all-in-one GPS module solution intended for a broad range of Original Equipment 1. FEATURES Manufacturer (OEM) products, where fast and easy system integration and minimal development risk is required. -
Page 5: Performance
Eastern Star 5 series GT-525 GPS Module 2. PERFORMANCE 2.1 RECEIVER SPECIFICATIONS Parameter Specification Receiver Type 20 channels Re-acquisition sensitivity -155dBm Tracking sensitivity -159dBm Cold start sensitivity -142dBm Receiver frequency 1575.42MHz Code C/A code Accuracy (1) Horizontal 10 meters, 2D RMS... -
Page 6: Electric Specification
Eastern Star 5 series GT-525 GPS Module 2.2 ELECTRIC SPECIFICATIONS 2.2.1 PIN ASSIGNMENT Signal name Description Notes FTX0 Asynchronous serial output at LVTTL level to output NMEA message FRX0 Asynchronous serial Input LVTTL level to Input NMEA message Asynchronous serial output at... -
Page 7: Dc Electrical Characteristics
2.2.4 GPS STATUS INDICATOR The GT-525 provides GPS status indicator. On board LED shows fix or non-fix. In fix mode, the LED will be light for 1second and turn-off for 1second. In another mode, the pin will be light for 200ms and turn-off for 1800ms. -
Page 8: Communication Specification
GGA 1s,GSA 1s, GSV 1s, RMC 1s, VTG 1s, GLL 1s, ZDA 1s (typ) @19200 bps or above 4. CONNECOTR The connector mounted on the GT-525 GPS receiver module is a Molex’s board to wire connector, part number is 501330-0600. The mating plugs part number is 501568-0607. UniTraQ International Corp. -
Page 9: On Board Patch Antenna
(2) 3D view of radiation pattern looking along the Z axis in the XY plane When the GT-525 designed would be placed into a device, its patch antenna surface orientation shall be vertically upturned to the sky. Also, shouldn’t put metal on the antenna above and selected suitable material for converge the GT-525 if is required. -
Page 10: Mechanic Dimension
Eastern Star 5 series GT-525 GPS Module MECHANIC DIMENSION UniTraQ International Corp. RoHS compliance 2009, 04, Version 1.2... -
Page 11: Approved Nmea Message
Eastern Star 5 series GT-525 GPS Module 7. APPROVED NMEA MESSAGE 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 2.2” The standard may be obtained from NMEA, www.nmea.org... -
Page 12: Gll - Latitude And Longitude, With Time Of Position Fix And Status
Eastern Star 5 series GT-525 GPS Module 7.2 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<CR><LF> 6 7 8 Example: $GPGLL,4250.5589,S,14718.5084,E,092204.999,A,A*2D<CR><LF> Field Name Example Description Latitude 4250.5589... -
Page 13: Gsa - Gps Dop And Active Satellites
Eastern Star 5 series GT-525 GPS Module 7.3 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,xx,x.x,x.x,x.x*hh<CR><LF> 1 2 3 3 3 3 3 3 3 3 3 3 3 3 4 5 6 Example: $GPGSA,A,3,01,20,19,13,,,,,,,,,40.4,24.4,32.2*0A<CR><LF>... -
Page 14: Rmc - Recommended Minimum Specific Gps/Transit Data
Eastern Star 5 series GT-525 GPS Module 7.5 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<CR><LF> 6 7 8 10 1112 13 Example: $GPRMC,092204.999,A,4250.5589,S,14718.5084,E,0.00,89.68,211200,,A*25<CR><LF> Field Name... -
Page 15: Vtg - Course Over Ground And Ground Speed
Eastern Star 5 series GT-525 GPS Module 7.6 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<CR><LF> Example: $GPVTG,89.68,T,,M,0.00,N,0.0,K,A*5F<CR><LF> Field Name Example Description Course 89.68 True course over ground in degrees (000.0 ~ 359.9) Course Magnetic course over ground in degrees (000.0 ~ 359.9) -
Page 16: Zda - Time And Data
Eastern Star 5 series GT-525 GPS Module UniTraQ International Corp 2F., No.136, Ziqiang S. Rd., Zhubei City, Hsinchu County 30264, Taiwan (R.O.C.) TEL：886-3-6578491 FAX：886-3-6578492 Email support@unitraq.com Website www.unitraq.com © 2009 UniTraQ International Corp. All rights reserved. Not to be reproduced in whole or part for any purpose without written permission of UniTraQ International Corp (“UniTraQ”) Information provided by UniTraQ is believed to be accurate and reliable.
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