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RoyalTek REB-4315 manual

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Table of contents for the manual

  • Page 1

    REB-4315 Operational Manual REB-4315 Operational Manual Version 0.2 2010/09/23 This document contains information highly confidential to RoyalTek Company LTD (RoyalTek). It is prov ided for th e sole purpos e of the business discus sions between custom er and RoyalTek and is covered under the terms of the applicable Non-Disclosure Agreements. Discl[...]

  • Page 2

    RoyalTek Confidential 2 REB-4315 Operational Manual Content 1. Introduction ...........................................................................................................2 1.1 Product Applications ..................................................................................... 2 2. Product Pictures ................................[...]

  • Page 3

    RoyalTek Confidential 2 REB-4315 Operational Manual 1 Introduction RoyalTek REB-4315 is the newest generation of RoyalTek GPS module. The module is powered by latest SiRF Star IV chip and RoyalTek proprietary navigation technology that provides you with stable and accurate navigation data. SiRF Star IV is the high sensitivity navigation engine trac[...]

  • Page 4

    RoyalTek Confidential 3 REB-4315 Operational Manual 2 Product Pictures 3 REB-4315 Block Diagram System block diagram description: a. External antenna. b. 16 Mega bits flash memory c. 22 pin I/O pins Pin 1[...]

  • Page 5

    RoyalTek Confidential 4 REB-4315 Operational Manual 4 REB-4315 T echnical Specification Impedance ： 50 Ω No Function S pecification GPS receiver 1 Chipset SiRF S tar IV , GSD4e 2 Frequency L1 1575.42MHz. 3 Code C.A. Code. 4 Channels 48 track verification channels 5 Sensitivity (Acquisition) It shall show C/No ≧ 40 dB-Hz when external power = [...]

  • Page 6

    RoyalTek Confidential 5 REB-4315 Operational Manual 5 Reference schematic: For example: Note: (1) Ground Planes: These pin(8 、 18 、 20 、 21 、 22) should be connect to ground. (2) Serial Interface: ( Ⅰ )The TX pin is the serial output dat a.<UART dat a transmit (TX)> ( Ⅲ )The RX pin is the serial input dat a.< UART dat a receive[...]

  • Page 7

    RoyalTek Confidential 6 REB-4315 Operational Manual Input pulse is required to st art the system, and switch the operation mode to full-power mode or Hibernate mode. (7) W akeup ： W akeup output indicate the chip states, when chip is working the output is high level. W akeup output can control or enable the external regulator .(Ex. T o control ex[...]

  • Page 8

    RoyalTek Confidential 7 REB-4315 Operational Manual 7 Recommend layout P AD: Dimension ： 13mm*15mm*2.2mm(Tolerance ： ±0.2mm) TO P V ie w Recommend paste mask pad Recommend paste mask p ad is shift out side the layout pad 0.2mm (See under figure) Black Block is layout P AD 、 Blue Blo ck(Gray region is paste mask p ad recommend)[...]

  • Page 9

    RoyalTek Confidential 8 REB-4315 Operational Manual TO P V ie w 8 Mechanical diagram[...]

  • Page 10

    RoyalTek Confidential 9 REB-4315 Operational Manual 9 Interface document To p V i e w Pin defined: Pin No. Name Input/ Output Description Characteristics 1 NC Non connect 2 NC Non connect 3 PPS Output TM Time mark output. Output pulse timing. Vo l M a x ： 0.4v V oh Min ： 1.35v (CMOS I/O run from 1.8v) 4 TX Output UART data transmit. Vo l M a x [...]

  • Page 11

    RoyalTek Confidential 10 REB-4315 Operational Manual 9 nRESET Input External reset input with internal pull-up, active low. Vil ： -0.4v~0.45v Vih ： 1.26v~1.8v (CMOS I/O run from 1.8v) 10 ON/OFF Input Power control pin. Need a pulse to ON or OFF the Chip set. Vil ： -0.4v~0.45v Vih ： 1.26v~3.6v (CMOS I/O run from 1.8v) 11 NC Non connect 12 VC[...]

  • Page 12

    RoyalTek Confidential 11 REB-4315 Operational Manual RX(CMOS I/O run from 1.8v) UART data receive (RX) TX (CMOS I/O run from 1.8v) UART data transmit (TX) RF_IN This pin receives GPS analog signal. The line on the PCB between the antenna(or antenna connector) has to be a controlled impedance line (Microstrip at 50 Ω ). ON_OFF (CMOS I/O run from 1.[...]

  • Page 13

    RoyalTek Confidential 12 REB-4315 Operational Manual 10. Sof tware Interface NMEA Protoco l NMEA Output Messages: the Engine board outp uts th e following messages as shown in Table 1: Table 1 NMEA-0183 Outp ut Messages NMEA Record Description GGA Global positioning system fixed dat a GSA GNSS DOP and active satellites GSV GNSS satellites in view R[...]

  • Page 14

    RoyalTek Confidential 13 REB-4315 Operational Manual Diff. Ref. S tation ID 0000 Checksum *18 ＜ CR ＞＜ LF ＞ End of message termination Table 3 Position Fix Indicators V alue Description 0 Fix not available or invalid 1 GPS SPS Mode, fix valid 2 Differential G PS, SPS Mode, fix valid 3-5 Not Supported 6 Dead Reckoning Mode, fix valid GSA-GNSS[...]

  • Page 15

    RoyalTek Confidential 14 REB-4315 Operational Manual Table 6 Mode 2 V alue Description 1 Fix not available 2 2D 3 3D GSV -GNSS Satellites in Vie w T able 7 conta ins the values of the following example: $GPGSV , 2, 1, 07, 07, 79, 048, 42, 02, 51, 062, 43, 26, 36, 256, 42, 27, 27, 138, 42*71 $GPGSV , 2, 2, 07, 09, 23, 313, 42, 04, 19, 159, 41, 15, 1[...]

  • Page 16

    RoyalTek Confidential 15 REB-4315 Operational Manual $GPRMC, 161229.487, A, 3723.2475, N, 12158.3416, W , 0.13, 309.62, 120598, ,*10 Table 8 RMC Data Format Name Example Unit s Description Message ID $GPRMC RMC protocol header UTC T ime 161229.487 hhmmss.sss S tatus A A=data valid or V=d ata not valid Latitude 3723.2475 ddmm.mmmm N/S Indicator N N=[...]

  • Page 17

    RoyalTek Confidential 16 REB-4315 Operational Manual Table 9 VTG Data Format Name Example Units Description Message ID $GPVTG VTG protocol hea der Course over rgound 79.65 degre es M easured heading Reference T T r ue Course over ground degrees Measured heading Reference M Magnetic S peed over ground 2.69 Knots Measured speed Unit s N Knot s S peed[...]

  • Page 18

    RoyalTek Confidential 17 REB-4315 Operational Manual 1 1. Package Specificat ion and Order Information Shipment Method: Tape and reel SMT type with stamp holes (22 holes) 12 Cont act Royaltek  Contact: sales@royaltek.com  Headquarter: Address ： 4F ., No.188, Wen Hwa 2nd Rd., Kuei Shan, T ao Y uan 333, T aiwan TEL: 886-3-3960001 F AX: [...]