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RoyalTek REB-1315LPNX manual

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Table of contents for the manual

  • Page 1

    REB-1315LPNX Operational Manual REB-1315LPNX Operational Manual Version 1.0 2008/08/07 This document contains information highly confidential to Roya lTek Compan y L TD (RoyalTek). I t is provided for the sole purpose of t he business discussions between customer and RoyalTek and is covered under the terms of the applicable Non -Disclosure Agreemen[...]

  • Page 2

    RoyalTek Confidential 2 REB-1315LPNX Operational Manual Content 1. In trod uct ion ............................................................................. 3 1.1 P rod uct A p plica tion s ....................................................... 3 1.2 P rod uct P ictu r es .............................................................. 4 1.3 REB[...]

  • Page 3

    RoyalTek Confidential 3 REB-1315LPNX Operational Manual 1. Intr o duction RoyalTek REB- 1315LPNX small form factor board is the newest generation of RoyalTek GPS module. T he m odule is powered by l atest SiRF Star III single chip and RoyalTek proprietary navigation technolog y that pr ovides you with stable and accur ate navigation data. The small[...]

  • Page 4

    RoyalTek Confidential 4 REB-1315LPNX Operational Manual 1.2 Product Picture s (1) REB-1315L P NX (2) REB-1315L P NX Interface b oard The interface board p in definition RoyalTek Evaluation Kit REV-2000 for REB-1315LPNX ( Please refer to Royal Tek Ev aluation Kit REV- 2000 f or REB- 1315LPNX Operational Manual for more inform a tion) Pin 1[...]

  • Page 5

    RoyalTek Confidential 5 REB-1315LPNX Operational Manual 1.3 REB-1315LPNX Seri es Block Diag ram System block diagram description: a. External antenna. b. 4 Mega bits flash memory . c. 22 pin I/O pin.[...]

  • Page 6

    RoyalTek Confidential 6 REB-1315LPNX Operational Manual 1.4 REB-1315LPNX T echnical Specification Impedance ： ： ： ： 50 Ω No Function Specification GPS r e ceiver 1 Chipset SiRF Star III , GSC 3f/LPx (Digital, RF in a single package) 2 Frequency L1 1575.42MHz. 3 Code C.A. Code. 4 Channels 20 parallel 5 Chip Sensitivity -159dBm. 6 Chip Cold[...]

  • Page 7

    RoyalTek Confidential 7 REB-1315LPNX Operational Manual 1.5 Application C ircuit Reference schematic: GPI O-14 L4 39nH / +/- 0. 3 nH V_R T C _3V3 C 1 2 OPEN GPS_BOO T C 13 0. 1uF / X 5 R / 16V 5V or 3 . 3V GPS_I O15 R X A GPS_I O14 R 2 0 ohm D 302 R B705D 1 3 2 GPS_I O10 SY ST EM _T X B + 3. 3V R 3 0 ohm GPS_I O13 +3. 3V D 301 R B705D 1 3 2 SY ST E[...]

  • Page 8

    RoyalTek Confidential 8 REB-1315LPNX Operational Manual Note: (1) Ground Planes: These pin(18 、 20 、 21 、 22) should be connect to ground. (2) Serial Interface: ( Ⅰ )The TXA pin is t he serial output data. Default output G PS protocol. (NMEA sentence). ( Ⅱ ). The RXA pin i s the serial input data. De fault output GP S protocol. ( NMEA sen[...]

  • Page 9

    RoyalTek Confidential 9 REB-1315LPNX Operational Manual Recommend Layout P AD : Dimension ： 13mm*15mm*2.2mm( Tolerance ：± 0.2mm) TOP V iew[...]

  • Page 10

    RoyalTek Confidential 10 REB-1315LPNX Operational Manual Recommend paste mask pad Recommend paste mask pad is shift outside the lay out pad 0.2mm(See under figure) Black Block is layout P AD 、 Blue Block(Gra y region is paste mask pad recommend) TOP V iew[...]

  • Page 11

    RoyalTek Confidential 1 1 REB-1315LPNX Operational Manual 1.6 Mechanical L ayout[...]

  • Page 12

    RoyalTek Confidential 12 REB-1315LPNX Operational Manual 1.7 Hardware interf a ce Interface Pin Number:[...]

  • Page 13

    RoyalTek Confidential 13 REB-1315LPNX Operational Manual Pin defined: Pi n Signal Name I/O Description Characteristics 1 RXB I Serial port B V V V V IL IH 855 . 0 0.3V - 995 . 1 15 . 3 ≤ ≤ ≥ ≥ 2 T XB O Se rial port B V V V V V OL OH 715 . 0 375 . 2 85 . 2 ≤ ≥ ≥ 3 PPS O On e pulse per second V V V V V OL OH 715 . 0 375 . 2 85 . 2 ≤ ?[...]

  • Page 14

    RoyalTek Confidential 14 REB-1315LPNX Operational Manual Bias voltage 18 GND G Grou nd Refere nce Ground 19 RF_IN I GPS Signal input 50 Ω @1.57542G Hz 20 GND G Grou nd Refere nce Ground 21 GND G Grou nd Refere nce Ground 22 GND G Grou nd Refere nce Ground VIN_3V3(+3.3V DC power Input) This is the DC powe r supply input pin f or GPS system. I t pr[...]

  • Page 15

    RoyalTek Confidential 15 REB-1315LPNX Operational Manual V_R TC_3V3 (Backup battery) This is the battery b ackup input that powe rs the SRAM and R TC when main power is removed. T ypical current draw is 10uA. The supply voltage should be between 2.5V and 3.6V . ON_OFF Edge trigger ed soft on/off r equest. Should only be used to wake up chip. GPIO F[...]

  • Page 16

    RoyalTek Confidential 16 REB-1315LPNX Operational Manual 2. Softwar e Interfac e NMEA Pr otoco l NMEA Output Mes sages: the Engine bo ard outputs the follo wing messages a s shown in Table 1: Table 1 NM EA-0183 Out put Messag es NMEA Recor d Description GGA Global po sitioning system fixed d ata GSA GNSS DOP and active satellites GSV GNSS satellite[...]

  • Page 17

    RoyalTek Confidential 17 REB-1315LPNX Operational Manual Table 3 Position Fix Indicators V alue Description 0 Fix not available or invalid 1 GP S SPS Mode , fix valid 2 Differential GPS, SP S Mode, fi x valid 3-5 Not Supported 6 Dead Reckoning Mode, fix valid GSA-GNSS DOP a nd Active Sat ellites T ab le 4 contains the values o f the following examp[...]

  • Page 18

    RoyalTek Confidential 18 REB-1315LPNX Operational Manual 2 2D 3 3D GSV -GNSS Sa tellites in V iew T ab le 7 contains the values o f the following example: $GPGSV , 2, 1 , 07, 07, 79, 048, 4 2, 02, 51, 062 , 43, 26, 36, 256, 42, 27, 27, 138, 42*71 $GPGSV , 2, 2 , 07, 09, 23, 313, 4 2, 04, 19, 159 , 41, 15, 12, 041, 42*41 Table 7 GSV Data Format Name[...]

  • Page 19

    RoyalTek Confidential 19 REB-1315LPNX Operational Manual Status A A=data valid or V=data not valid Latitude 3723 .2475 ddmm.mmmm N/S Indicator N N= north or S=south Longitude 12158.3 416 dddmm.mmmm E/W Indicator W E=east or W=w est Speed Over Gr ound 0.13 knots T r ue Course Over Gro und 309.62 degrees Date 120598 ddmmyy Magnetic V ariation degrees[...]

  • Page 20

    RoyalTek Confidential 20 REB-1315LPNX Operational Manual T ab le 10 contains the values o f the following e xample: $GPGLL,2503 .6319,N,12136.00 99,E,053740.000 ,A,A*52 Table 10 GLL Da ta For m at Name Example Units Description Message ID $GPGLL GLL p rotocol header Latitude 2503 .6319 ddmm.mmmm N/S indicator N N=north or S=south Longitude 12136.0 [...]

  • Page 21

    RoyalTek Confidential 21 REB-1315LPNX Operational Manual 3. GPS Receiver User’ s Tip A. GPS signal will be a ffected by weather and environment co nditions, so it is reco mmended to use the GPS receiver u nder less shielding e nvironments to en sure GPS re ceiver has better receiving performance. B. When GP S receiver is movin g, it will prolon g[...]

  • Page 22

    RoyalTek Confidential 22 REB-1315 Operational Manual 4. Package Spec ification and Order I nformation Shipment Method: T ape and reel SMT type with stam p holes (22 holes) 5. Matching active antenn a[...]

  • Page 23

    RoyalTek Confidential 23 REB-1315 Operational Manual 6. Contact Roy altek  Contact: sales@royal t ek.com  Headquarter: Address ： 4F ., N o.188, W en Hwa 2nd Rd., Kuei Sha n, T ao Y uan 333, T ai wan TEL: 886-3- 3960001 F AX: 886- 3 -3960065  Web Site: http://ww w.royaltek.com  Web Site Custom er Ser vice: h ttp://www.royal[...]