Holux GR-91 SPECIFICATION V0.4 Specification Download Page 1

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No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)

(300)

新竹市科學園區創新一路

1-1

號

TEL: 03-6687000 FAX: 03-6687111

Website: www.holux.com

Ver : 0.4

GR-91
SPECIFICATION

GPS Engine Board

Summary of Contents for GR-91 SPECIFICATION V0.4

Page 1: ...No 1 1 Innovation Rd 1 Hsinchu Science Park Hsinchu Taiwan R O C 300 1 1 TEL 03 6687000 FAX 03 6687111 Website www holux com Ver 0 4 All Right Reserved GR 91 SPECIFICATION GPS Engine Board...

Page 2: ...X 886 3 6687111 E mail info holux com tw http www holux com tw 2 Version Change History Version Date Revised Reason 0 1 2008 09 18 Draft release 0 2 2008 11 25 Preliminary release 0 3 2009 01 19 Modif...

Page 3: ...duction 4 1 1 General introductions 4 1 2 Key Features 4 1 3 Applications 4 2 Technical Description 5 2 1 Block Diagram 5 2 2 Pin Definition 5 2 3 Specification 7 3 Mechanical Dimension 9 3 1 Mechanic...

Page 4: ...DA PND mobile phone Digital Camera for GPS service 1 2Key Features small form factor 13 15 2 2 mm RoHS WEEE compliant High sensitivity 159 dBm Tracking up to 20 Channel of satellites Fast Position Fix...

Page 5: ...lock Diagram 2 2Pin Definition Top view Button view Pin Pin Name Type Function description 1 RXDB I Serial Data Input B 2 TXDB O Serial Data Output B 3 1PPS O 1 PPS output pulse width 100 ms rising ed...

Page 6: ...ne The RTC clock must be on and stable for this control to be functional Minimum on pulse duration is two RTC ticks about 63 s Minimum inter pulse interval is one second Minimum off duration is two RT...

Page 7: ...TCM 1 5 M Velocity Without aid 0 1 M sec Time 0 1 s Sync GPS time Datum Datum WGS84 Default Time to First Fix Follow SiRF chip specification Hot start 1 sec average Warm start 38 sec average Cold star...

Page 8: ...lux com tw 8 Trickle Power Mode Operation Average Current Tracking 6 5 mA 3 3V 500ms on Duty Cycle 3 sec DC Input Range VCC_IN 2 95 6 0V V_BAT 1 36 6 0V Processing Core Processor Type ARM7TDMI Process...

Page 9: ...PS HOLUX Technology Inc No 1 1 Innovation Rd 1 Hsinchu Science Park Hsinchu Taiwan R O C TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 9 3 Mechanical Dimension 3 1...

Page 10: ...tion Rd 1 Hsinchu Science Park Hsinchu Taiwan R O C TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 10 4 Package 4 1Packing Tray dimension 325 220 9 mm Standard Cont...

Page 11: ...d 1 Hsinchu Science Park Hsinchu Taiwan R O C TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 11 4 2Reference Product Photo The photo is for reference the real conte...

Page 12: ...l UART port is capable of 4800 to 115200 baud rate 5 1NMEA Protocol GR 91 is default to support standard NMEA 0183 protocol In addition a series of SiRF extensions have been developed that can be used...

Page 13: ...ude 3723 2475 ddmm mmmm N S Indicator N N north or S south Longitude 12158 3416 dddmm mmmm E W Indicator W E east or W west Position Fix Indicator 1 See Table 5 3 Satellites Used 07 Range 0 to 12 HDOP...

Page 14: ...LL Table 4 4 contains the values for the following example GPGLL 3723 2475 N 12158 3416 W 161229 487 A 2C Table 4 4 GLL Data Format Name Example Units Description Message ID GPGLL GLL protocol header...

Page 15: ...Units Description Message ID GPGSA GSA protocol header Mode 1 A See Table 5 6 Mode 2 3 See Table 5 7 Satellite Used 1 07 Sv on Channel 1 Satellite Used 1 02 Sv on Channel 2 Satellite Used 1 Sv on Chan...

Page 16: ...ample Units Description Message ID GPGSV GSV protocol header Number of Messages 1 2 Range 1 to 3 Message Number 1 1 Range 1 to 3 Satellites in View 07 Satellite ID 07 Channel 1 Range 1 to 32 Elevation...

Page 17: ...ble 4 9 RMC Data Format Name Example Units Description Message ID GPRMC RMC protocol header UTC Time 161229 487 hhmmss sss Status A A data valid or V data not valid Latitude 3723 2475 ddmm mmmm N S In...

Page 18: ...309 62 T M 0 13 N 0 2 K 6E Table 4 10 VTG Data Format Name Example Units Description Message ID GPVTG VTG protocol header Course 309 62 degrees Measured heading Reference T True Course degrees Measur...

Page 19: ...or the following example GPMSS 55 27 318 0 100 66 Table 4 11 MSS Data Format Name Example Units Description Message ID GPMSS MSS protocol header Signal Strength 55 dB dB SS of tracked frequency Signal...

Page 20: ...after the 1 PPS pulse is output and will tell the time of the pulse that just occurred Table 4 12 contains the values for the following example GPZDA 181813 14 10 2003 00 00 4F Table 4 12 ZDA Data Fo...

Page 21: ...olux com tw 21 6 Reference design 6 1Reference circuit Fig A 1 is GR 91 uses passive Antenna connects to RS 232 transceiver solutions intended for portable or hand held applications such as notebook a...

Page 22: ...687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 22 Fig A 3 is use GR 91 engine board solution recommend main component list Main component list Component Part Number Manufactur...

Page 23: ...commendation reflow profile 1 We strongly recommend that this module should be designed to mount on top side of motherboard with main chip together which process the final reflow 2 The maximum frequen...

Page 24: ...S Module series THE PRO NAME IN GPS HOLUX Technology Inc No 1 1 Innovation Rd 1 Hsinchu Science Park Hsinchu Taiwan R O C TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux co...

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