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RoyalTek REB-1315LP manual

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Table of contents for the manual

  • Page 1

    REB-1315LP Operational Manual REB-1315LP Operational Manual Version 1.6 2007/09/13 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 Agreements. [...]

  • Page 2

    RoyalTek Confidential 2 REB-1315LP Operational Manual Content 1. In trod uct ion ............................................................................. 3 1.1 P rod uct A pplica tion s ....................................................... 3 1.2 P rod uct P ictur es .............................................................. 4 1.3 RE B-1 [...]

  • Page 3

    RoyalTek Confidential 3 REB-1315LP Operational Manual 1. Intr oduction RoyalTek REB- 1315LP small form factor board is the newest generation of RoyalTek GPS module. The module is powered by l atest SiRF Star III single chi p and RoyalTek proprietary navigation technolog y that pr ovides you with stable and accur ate navigation data. The smallest f [...]

  • Page 4

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

  • Page 5

    RoyalTek Confidential 5 REB-1315LP Operational Manual 1.3 REB-1315LP Se ri 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-1315LP Operational Manual 1.4 REB-1315LP T echnical Spec i ficatio n Impedance ： ： ： ： 50 Ω No Function Specification GPS receiver 1 Chipset SiRF Star III , GS C3f/LP (Digital, RF in a single package) 2 Frequency L1 1575.42MHz. 3 Code C.A. Code. 4 Channels 20 parallel 5 Chipset Sensitivity -159dBm 6 Chipset col[...]

  • Page 7

    RoyalTek Confidential 7 REB-1315LP Operational Manual 24 Humidity ≦ 95%[...]

  • Page 8

    RoyalTek Confidential 8 REB-1315LP Operational Manual 1.5 Application C ircuit Reference schematic:[...]

  • Page 9

    RoyalTek Confidential 9 REB-1315LP Operational Manual Note: (1) Ground Planes: These pin(18 、 20 、 21 、 22) should be connect to ground. (2) Serial Interface: ( Ⅰ )The T XA pin is the s erial output data. Default output GPS protocol. (NMEA sentence ). ( Ⅱ ). The RXA pin is t he serial input data. Default output GPS protocol. (NMEA sentenc[...]

  • Page 10

    RoyalTek Confidential 10 REB-1315LP Operational Manual If you choice 3.3VSUB voltage then the power can use by different power supply .[...]

  • Page 11

    RoyalTek Confidential 1 1 REB-1315LP Operational Manual Recommend Layout P AD : TOP V iew[...]

  • Page 12

    RoyalTek Confidential 12 REB-1315LP 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 recom mend) TOP V iew[...]

  • Page 13

    RoyalTek Confidential 13 REB-1315LP Operational Manual 1.6 Mechanical L ayout[...]

  • Page 14

    RoyalTek Confidential 14 REB-1315LP Operational Manual 1.7 Hardware interf ace Interface Pin Number:[...]

  • Page 15

    RoyalTek Confidential 15 REB-1315LP Operational Manual Pin defined: Pin 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 TXB O Serial port B V V V V V OL OH 715 . 0 375 . 2 85 . 2 ≤ ≥ ≥ 3 PPS O One pulse per second V V V V V OL OH 715 . 0 375 . 2 85 . 2 ≤ ≥ ≥[...]

  • Page 16

    RoyalTek Confidential 16 REB-1315LP Operational Manual voltage 18 GND G Ground Reference Ground 19 RF_IN I GPS Signal input 50 Ω @1.57542GHz 20 GND G Ground Reference Ground 21 GND G Ground Reference Ground 22 GND G Ground Reference Ground VIN_3V3(+3.3V DC power Input) This is the DC powe r supply input pin f or GPS system. I t provides voltage t[...]

  • Page 17

    RoyalTek Confidential 17 REB-1315LP Operational Manual V_R TC_3V3 (Backup battery ) This is the battery backup input that powers the SRAM and RTC (Real Time Clock) when main power is r emoved. Typical c urrent draw is 10uA. The supply voltage should be between 2.5V and 3.6V . ON_OFF (GPS Sleep Mode) This pin is trigge red soft on/of f request. Plea[...]

  • Page 18

    RoyalTek Confidential 18 REB-1315LP Operational Manual 2. Softwar e Interfac e NMEA V3 .0 Protoco l Its output signal le vel is TTL: 48 00 bps (default), 8 b it data, 1 stop bit and no par ity . It supp orts the followin g NMEA-0183 Messages: GGA, G SA, GSV, RMC . NMEA Output Mes sages: the Engine bo ard outputs the follo wing messages a s shown in[...]

  • Page 19

    RoyalTek Confidential 19 REB-1315LP Operational Manual Table 3 Position Fix Indicators V alue Description 0 Fix not available or invalid 1 GPS SPS Mode, fix valid 2 Differential GPS, SPS Mo de, fix valid 3-5 Not Suppo rted GPS PP S Mode, fix valid 6 Dead Reckonin g Mode, fix valid GSA-GNSS DOP a nd Active Sa tellites T able 2-4 contains the value s[...]

  • Page 20

    RoyalTek Confidential 20 REB-1315LP Operational Manual GSV -GNS S Satellites in V ie w T able 7 contains the values o f the following example: $GPGSV , 2, 1, 07, 07, 79, 04 8, 42, 02, 51, 06 2, 43, 26, 36, 256, 42, 27, 27, 138, 42*71$GPGSV , 2 , 2, 07, 09, 23, 313, 42, 04, 19, 159, 41, 15, 12, 041, 42*41 Table 7 GGA Dat a For m at Name Example Unit[...]

  • Page 21

    RoyalTek Confidential 21 REB-1315LP Operational Manual E/W Indicator W E=east o r W=west Speed Over Gr ound 0 .13 knots Course Over Gro und 309.62 degrees True Date 120598 ddmmyy Magnetic V ariatio n degrees E=east or W=west Mode A A=Auto nomous, D=DGPS, E=DR Checksum *10[...]

  • Page 22

    RoyalTek Confidential 22 REB-1315LP Operational Manual 3. GPS Receiver User’ s T ip A. GPS signal will be affected b y weather and enviro nment cond itions, 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 GPS receiver is moving, it will prolong th[...]

  • Page 23

    RoyalTek Confidential 23 REB-1315 Operational Manual 4. Package Spec ification and Order I nformation Shipment Method: Tape and reel SMT type with stam p hol es (22 ho l es) 5. Matching active a ntenna[...]

  • Page 24

    RoyalTek Confidential 24 REB-1315 Operational Manual 6. Contact Roy altek  Contact: sales@royal tek.com  Headquarter: Address: 1071, Chung Cheng Rd., Suite 9F-1 T ao Y uan City , T aiwan TEL: 886-3- 3569666 F AX: 886-3- 3580050  Web Site: http://ww w.royaltek.com  Web Site Custom er Ser vice: http ://www.royaltek .com /conta[...]