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GPS
Product series
GPS Engine Board
1F, No. 30, R&D Rd. II, Hsinchu City 300, Science-based Industrial Park, Taiwan.
Phone: +886-3-6687000 Fax: +886-3-6687111
E-Mail:
HOLUX Technology, Inc.
1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park)
TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw
User's Guide
Apr. 19, 2006
Version A
O UX
Technology Inc.
info@holux.com.tw
All Right Reserved
With HOLUX, You never lose the way!
GR-88
Web:
www.holux.com.tw
1
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Table of Contents
Related Manuals for Holux GR-88
Summary of Contents for Holux GR-88
- Page 1 Phone: +886-3-6687000 Fax: +886-3-6687111 E-Mail: info@holux.com.tw HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! GR-88 Apr. 19, 2006 Version A Technology Inc. Web: www.holux.com.tw...
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Page 2: Table Of Contents
7. Ordering Information ...22 7.1 Products Options ...22 Appendix A : Reference Design ...22 HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! -
Page 3: Introduction
Product series 1.Introduction The GR-88 series consists of SiRF GSC3f chipsets technology, LNA and proprietary software. The system function block is described as follows. HOLUX GR-88 is a high performance, low power consumption, small size, very easy integrated GPS engine board designed for a broad spectrum of OEM system applications. -
Page 4: Main Feature
Support Accurate 1PPS Output Signal Aligned with GPS Timing Multi-path Mitigation Hardware On-board RTCM SC-104 DGPS and WAAS/EGNOS Demodulator HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! -
Page 5: Technical Specifications
2). Input current: Less than 65 mA (without antenna) 。 3). Input RTC power input :1.5 VDC input。 HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! -
Page 6: Environmental Characteristics
Product series 3.1.7 RF interface 1). RF signal input to RFIN pin from external antenna. GR-88-A supply 2.85 VDC output for external antenna. GR-88-B needs 2.85 VDC input from ANTPWR pin for external antenna. 2). Minimum signal tracked: -159 dBm. (According to SiRF GSC3f spec.) 3.1.8 Serial Port... -
Page 7: Software Interface
Services (RTCM Recommended Standards For Differential Navstar GPS Service, Version 2.1, RTCM Special Committee No.104). As soon as the initial self-test is complete, the GR-88 begins the process of satellite acquisition and tracking automatically. Under normal circumstances, it takes approximately 45 seconds to achieve a position fix, 38 seconds if ephemeris data is known. - Page 8 GPS SPS Mode, fix valid Differential GPS, SPS Mode, fix valid HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! Units GGA protocol header hhmmss.sss ddmm.mmmm N=north or S=south dddmm.mmmm...
- Page 9 HDOP VDOP HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! Units GLL protocol header ddmm.mmmm N/S Indicator N N=north or S=south dddmm.mmmm E=east or W=west hhmmss.sss...
- Page 10 Satellite ID Elevation Azimuth HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! End of message termination Description Description Units GSV protocol header...
- Page 11 Example HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! dBHz Range 0 to 99, null when not tracking End of message termination...
- Page 12 Outputs the time associated with the current 1 PPS pulse. Each message HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! VTG protocol header degrees Measured heading True...
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Page 13: Rtcm Received Data
SRAM for later computing. HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! Description Units ZDA protocol header Either using valid IONO/UTC or... -
Page 14: Manufacturing Default
SiRFdemo software. HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! Com A NMEA NMEA... -
Page 15: Mechanical Dimensions
7.90[0.311] 6.63[0.261] 5.36[0.211] 4.09[0.161] 2.00[0.079] 0.00[0.000] HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! 24.00[0.945] 23.80[0.937] 22.00[0.866] 19.91[0.784] 18.64[0.734] 17.37[0.684] 16.10[0.634] 14.83[0.584] 13.56[0.534]... -
Page 16: Pin Assignment
Product series Recommended PCB 5.2 . Pin assignment: Table 5-1 is pin list of the GR-88 pin assignment. Table 5-1 pin definition: Pin Pin Name Type 1 FREQ_XFER Connect to GSC3 ECLK Serial Data input B RXDB RXDA Serial Data input A... - Page 17 Ground RFIN RF signal input Ground *ANTPWR is NC in GR-88-A. ANTPWR must supply 2.85V ~ 5V in GR-88-B. 5.3.1 VCC_IN This is the main DC power supply for a +3.3~ 5.5 V engine board. 5.3.2 DV15 Power supply to RTC and SRAM.
- Page 18 5.3.8 TIMEMARK (GSC3f GPIO9) This pin default is provides 1 microsecond pulse per second output from the GR-88 engine board, which is synchronized to within 1 microsecond of GPS time. The output is a CMOS 3V positive level signal. Only upon a situation of tracking or navigating will output once per second.
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Page 19: Operation And Test
Product series 6. Operation and Test The customers can use HOLUX GPSView.exe to test the engine board. GPSViewer.exe is compatible with Microsoft Pocket PC or other operation system alike. 1). Install Microsoft ActiveSync to your PC, refer to your Pocket PC manual for installation procedure, as Fig. - Page 20 Fig. 6.5, Fig. 6.6, and Fig. 6.7. (Fig. 6.5) HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! (Fig. 6.3) (Fig. 6.4) (Fig. 6.6) (Fig. 6.7)
- Page 21 Select “GPS Status” to show the satellite diagram like below, as Fig. 6.8. HOLUX Technology, Inc. 1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw With HOLUX, You never lose the way! (Fig. 6.8)
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Page 22: Ordering Information
7. Ordering Information 7.1 Products Options Model No. GR-88-A GR-88-B Appendix A : Reference Design Fig A-1 is GR-88 connects to RS-232 transceiver solutions intended for portable or hand-held applications such as notebook and palmtop computers. VCC_IN(15) GND(14) DV15 DV15(16)
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