RoyalTek REB-4315 User's Manual
Contents
1. Depending on the number of satellites tracked multiple messages of GSV data may be required RMC Recommended Minimum Specific GNSS Data Table 8 contains the values of the following example RoyalTek Confidential 14 REB 4315 Operational Manual RoyalTek Hat A Ba BR AS DAERA GPRMC 161229 487 A 3723 2475 N 12158 3416 W 0 13 309 62 120598 10 Table 8 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 Indicator N N north or S south Longitude 12158 3416 dddmm mmmm E W Indicator W E east or W west Speed Over Ground 0 13 knots True Course Over 309 62 degrees Ground Date 120598 ddmmyy Magnetic Variation degrees Variation sense E east or W west Not shown Mode A A Autonomous D DGPS E DR Checksum 10 lt CR gt lt LF gt End of message termination VTG Course Over Ground and Ground Speed Table 9 contains the values of the following example GPVTG 79 65 T M 2 69 N 5 0 K A 38 RoyalTek Confidential 15 RoyalTek FRA Bd Ee AS 0 ARA ES REB 4315 Operational Manual Table 9 VTG Data Format Name Example Units Description Message ID GPVTG VTG protocol header Course over rgound 79 65 degrees Measured heading Reference T True Course over ground degrees2. Name Example Units Description Message ID GPGGA GGA protocol header UTC Position 161229 48 hhmmss sss 7 Latitude 3723 2475 ddmm mmmm N S Indicator N N north or S south Longitude 12158 341 Dddmm mmmm 6 E W Indicator W E east or W west Position Fix Indicator 1 See Table 2 1 Satellites Used 07 Range 0 to 12 HDOP 1 0 Horizontal Dilution of Precision MSL Altitude 9 0 meters Units M meters Geoid Separation meters Units M meters Age of Diff Corr second EE when DGPS is not RoyalTek Confidential 12 Roya Te k REB 4315 Operational Manual AA ER to BRA 3 Diff Ref Station ID 0000 Checksum 18 lt CR gt lt LF gt End of message termination Table 3 Position Fix Indicators Value Description 0 Fix not available or invalid 1 GPS SPS Mode fix valid 2 Differential GPS SPS Mode fix valid 3 5 Not Supported 6 Dead Reckoning Mode fix valid GSA GNSS DOP and Active Satellites Table 4 contains the values of the following example GPGSA A 3 07 02 26 27 09 04 15 1 8 1 0 1 5 33 Table 4 GSA Data Format Name Example Units Description Message ID GPGSA GSA protocol header Mode 1 A See Table 5 Mode 2 3 See Table 6 ID of Satellite 07 Sv on Channel 1 Used ID of Satellite 02 Sv on Channel 2 Used ID of Satellite Sv on Channel 12 Used PDOP 1 8 Position Dilution of Precision HDOP 1 0
3. RoyalTek Confidential 3 RoyalTek Fat A BY ER BR DARAI REB 4315 Operational Manual 4 REB 4315 Technical Specification Impedance 500 No Function Specification GPS receiver 1 Chipset SiRF Star 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 130dBm 6 Cold start 35sec 50 130dBm Fu 0 5 ppm Tu 2s Pu 30km 7 Warm start 35sec 50 130dBm Fu 0 5 ppm Tu 2s Pu 30km 8 Hot start 1sec 50 130dBm Fu 0 5 ppm Tu 2s Pu 30km 9 Reacguisition 0 1sec typical 10 Position accuracy 2 5meters 50 24hr static 130dBm 11 Maximum altitude 18288 m 12 Maximum velocity 514 m s 13 Update rate 1Hz 14 Protocol setup NMEAO183 standard V3 01 and backward compliance Adjustable by firmware Interface 15 II O Pin 22pins Power consumption 16 Vcc DC 1 8v Max 1 89v 17 Current GPS Typ 52mA 1 8V Avg Acquisition w o ext Antenna Typ 41mA 1 8V Avg Tracking w o ext Antenna 18 Hibernate Mode Typ 20uA 1 8V Average w o ext Antenna Mechanical requirements 19 Dimension mm 13 15 2 2 20 Weight lt 3g Environment 21 Operating temperature 30 85 C 22 Humidity lt 95 RoyalTek Confidential 4 Roya Te k REB 4315 Operational Manual na fo BER A 5 Reference schematic For example Antenna Active or Passive
4. Lu 0 19mml 2 mm REB 4315 12 50mm 720mm 1 Leran E r mm 115mm 0 92mm TOP View Recommend paste mask pad Recommend paste mask pad is shift outside the layout pad 0 2mm See under figure Black Block is layout PAD gt Blue Block Gray region is paste mask pad recommend RoyalTek Confidential 7 RoyalTek REB 4315 Operational Manual WAEBRGARAA 0 2aa 0 Zeg 0 Zaa U 200 mm Li IC Si 7 Simm E 35an fe alii REB 4315 WH II CT ICH LI 7 50mm 0 Zeg 8 Zaa 0 200 0 Zaa TOP View 8 Mechanical diagram i SS OSxinn 772 ech we EE 3 RoyalTek Confidential 8 RovalTek y REB 4315 Operational Manual Fn El BRAS AI 9 Interface document REB 4315 Ver A P20 P19 P18 P17 P16 P22 P15 EI2 GPIO 8 DR DC SCK P14 CND DR GC Dom P13 nRESET VCC IN 1v8m P12 ON OFF m NC mm P11 Top View Pin defined Pin Input Se D Name Description Characteristics No Output 1 NC Non connect 2 NC Non connect Vol Max 0 4v TM Time mark output 3 PPS Output Voh Min 1 35v Output pulse timing CMOS I O run from 1 8v Vol Max 0 4v 4 TX Output UART data transmit Voh Min 1 35v CMOS I O run from 1 8v Vil 0 4v 0 45v 5 RX Input UART data receive Vih 1 26v 3 6v CMOS I O run from 1 8v 6 GPIO 3 Reserved Reserved 7 EI2 GPIO 8 Reserved Reserved 8 GND Ground RoyalTek Conf
5. PPS 1v8 Match Network TX 1V8 i Wakeup FE aa O n x RECTO S H Re Chock circuit GND 81 orio TE ZJemengs DR 12C ue Hf Active antenna nRESET 1v8 gt EE Gite acl th d Ber Bed ade dle hate ek Ree ON OFF 1V8 MCCLIN Ive KVEC_tv8 Note 1 Ground Planes These pin 8 gt 18 gt 20 gt 21 gt 22 should be connect to ground 2 Serial Interface I The TX pin is the serial output data lt UART data transmit TX gt M The RX pin is the serial input data lt UART data receive RX gt 3 RF_IN Connecting to the antenna has to be routed on the PCB The transmission line must to be control impedance from RF_IN pin to the antenna or antenna connector of your choice Impedance 500 Recommend used Active antenna Gain 27 4 Power Connect VCC IN 1V8 pin to DC 1 8V The power supply must add bypass capacitor 10uF and 1uF It can reduce the Noise from power supply and increase power stability Shutdown Shutdown the REB 4315 module don t remove the Vcc_IN_1V8 Pin must be use on off pulse make it into Hibernate mode It s will keep the Warm start and Hot start function work well 5 nRESET External reset input with internal pull up active low 6 ON OFF RoyalTek Confidential 5 RoyalTek REB 4315 Operational Manual ARENA Input pulse is reguired to start the system and switch the operation mode to full power mode or Hibernate mode 7 Wakeup Wakeup outpu
6. Contact TS OV SVC EE 17 R VISITOR TEE 17 RoyalTek Confidential 2 Roya Te k REB 4315 Operational Manual na ANI 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 tracks as low as 163dBm The smallest form factor and miniature design is the best choice to be embedded in a device such as portable navigation device personal locator speed camera detector and vehicle locator Product Features 48 track verification channels Power supply 1 8 volts SMT type with stamp holes Small form factor with embedded SiRF Star IV technology Removes in band jammers up to 80 dB Hz track up to 8 CW jammers Embedded InstantFix CGEE and Reverse CGEE 3 days Enhanced algorithm for navigation stability Excellent sensitivity for urban canyon and foliage environments 1 1 Product Applications Automotive navigation Personal positioning and navigation Mobile gaming Cameras Asset Tracking Others location aware consumer devices RoyalTek Confidential 2 RoyalTek REB 4315 Operational Manual ET 2 Product Pictures Pin 1 3 REB 4315 Block Diagram System block diagram description a External antenna b 16 Mega bits flash memory c 22 pin I O pins Antenna REB 4315 I
7. Measured heading Reference M Magnetic Speed over ground 2 69 Knots Measured speed Units N Knots Speed over ground 5 0 Km hr Measured speed Units K Kilometer per hour Mode A A autonomous D DGPS E DR Checksum 38 lt CR gt lt LF gt End of message termination GLL Geographic Position Latitude Longitude Table 10 contains the values of the following ekample GPGLL 2503 6319 N 12136 0099 E 053740 000 A A 52 Table 10 GLL Data Format Name Example Units Description Message ID GPGLL GLL protocol header Latitude 2503 6319 ddmm mmmm N S indicator N N north or S south Longitude 12136 0099 Dddmm mmmm E W indicator E E east or W west UTC Time 053740 000 hhmmss sss Status A A data valid or V data not valid Mode A A autonomous D DGPS E DR Checksum 52 lt CR gt lt LF gt End of message termination RoyalTek Confidential 16 RoyalTek EE 9 BR REB 4315 Operational Manual 11 Package Specification and Order Information Shipment Method Tape and reel SMT type with stamp holes 22 holes 12 Contact Royaltek Contact sales royaltek com Headquarter Address 4F No 188 Wen Hwa 2nd Rd Kuei Shan Tao Yuan 333 Taiwan TEL 886 3 3960001 FAX 886 3 3960065 Web Site http www royaltek com Web Site Customer Service _http www royaltek com contact Revision History Title REB
8. Horizontal Dilution of Precision VDOP 1 5 Vertical Dilution of Precision Checksum 33 lt CR gt lt LF gt End of message termination Table 5 Mode 1 Value Description M Manual forced to operate in 2D or 3D mode A Automatic allowed to automatically switch 2D 3D RoyalTek Confidential 13 Roya Te k REB 4315 Operational Manual FAA BI RRA fo BER A Table 6 Mode 2 Value Description 1 Fix not available 2 2D 3 3D GSV GNSS Satellites in View Table 7 contains the values of the following example GPGSYV 2 1 07 07 79 048 42 02 51 062 43 26 36 256 42 27 27 138 42 71 GPGSYV 2 2 07 09 23 313 42 04 19 159 41 15 12 041 42 41 Table 7 GSV Data Format Name Example Units Description Message ID GPGSV GSV protocol header Total Number of 2 Range 1 to 3 Messages Messages 1 Range 1 to 3 Number Satellites in View 07 Satellite ID 07 Channel 1 Range 1 to 32 Elevation 79 degrees Channel 1 Range 00 to 90 Azimuth 048 degrees Channel 1 True Range 000 to 359 SNR C No 42 dBHz Channel 1 Range 0 to 99 null when not tracking Satellite ID 27 Channel 4 Range 01 to 32 Elevation 27 degrees Channel 4 Range 00 to 90 Azimuth 138 degrees Channel 4 True Range 000 to 359 SNR C No 42 dB Hz Channel 4 Range 00 to 99 null when not tracking Checksum 71 lt CR gt lt LF gt End of message termination
9. 4315 GPS Module Doc Type User Manual Revision Date Author Change notice Number 0 1 2010 08 20 May Chen Initial Release 0 2 2010 9 23 May Chen Modified Power Copyright 2010 RoyalTek Company Ltd RoyalTek Confidential 17
10. Roya d Te k REB 4315 Operational Manual na fo BER A REB 4315 Operational Manual Version 0 2 2010 09 23 This document contains information highly confidential to RoyalTek Company LTD RoyalTek It is provided for the sole purpose of the business discussions between customer and RoyalTek and is covered under the terms of the applicable Non Disclosure Agreements Disclosure of this information to other parties is prohibited without the written consent of RoyalTek Prepared by RoyalTek Company LTD AP No 188 Wen Hwa 2nd Rd Kuei Shan Tao Yuan 333 Taiwan TEL 886 3 3960001 FAX 886 3 3960065 contact sales http www royaltek com contact Roya i Te k REB 4315 Operational Manual Gel A Bd BR A ARA el Content M dee Le Ya ME 2 1 1 Product Applications cccccccccccccccccceceeeceeeeeeeeeeeeeeeeceeeeeeeeeeeeeeeeeeseseeesseeeeees 2 2 Product US awa 3 3 REB 4315 Block Ke E EE 3 4 REB 4315 Technical Specification ssssssssersserssesssesrnrrsrnsrrrenrnerrrrrrrrrrrrnrrrr rr nr rn nn rn nn 4 5 Reference schematic nn nr enn nn nr nn Rn nr RR R RR RR RR nn nn 5 6 Power Design Consideration smsssmsssssrsssssssssrererrrrsssssrerrrrrrrrrrnnnnnrr rss rr rr rn nr ss ss rss RR nen 6 7 Recommend Fey OUND EE 7 8 eegene beer 8 9 Interface document 9 10 Software Interface ami namu Rn namu Rn nanna nn 12 11 Package Specification and Order Information sssssrsssererrrrssrrrsnnrerrrrrnrrrnnnnrr nro rr rn nn 16 12
11. idential 9 RoyalTek REB 4315 Operational Manual ARENA External reset input with Vil 0 4v 0 45v 9 nRESET Input internal pull up active Vih 1 26v 1 8v low CMOS I O run from 1 8v Power control pin Vil 0 4v 0 45v 10 ON OFF Input Need a pulse to ON or Vih 1 26v 3 6v OFF the Chip set CMOS I O run from 1 8v 11 NC Non connect 12 VCC_IN_1V8 Input el a el Max 1 89v 1 8v 13 DR_I2C_DIO Reserved Reserved 14 DR DC SCK Reserved Reserved 15 GPIO 2 Reserved Reserved Vil 0 4v 0 45v 16 BOOT Input Boot select Vih 1 26v 1 8v CMOS I O run from 1 8v Vol Max 0 4v Indicate the state of the f 17 Wakeup Output Voh Min 1 35v chip set CMOS I O run from 1 8v 18 GND Ground 19 GPS RF IN Input GPS Signal input 20 GND Ground 21 GND Ground 22 GND Ground VCC IN 1V8 Power Input This is the DC power supply input pin for GPS system It provides voltage to module Shutdown Shutdown the REB 4315 module don t remove the Vcc IN 1V8 Pin You should use on off pulse make the chip into Hibernate mode It s will keep the receiver s SRAM data integrity GND provides the reference ground Boot CMOS I O run from 1 8v Set this pin to high for programming flash Normal operation mode it is set to low voltage RoyalTek Confidential 10 RoyalTek REB 4315 Operational Manual RADER ARAD RX CMOS I O run from 1 8v UART data receive RX TX CMOS I O r
12. t indicate the chip states when chip is working the output is high level Wakeup output can control or enable the external regulator Ex To control external antenna power 8 Boot Set this pin to high for programming flash Normal operation mode it is set to low voltage 6 Power Design Consideration Start the REB 4315 GSD4e After supply the 1 8v to the P12 VCC IN 1V8 the REB 4315 GSD4e awaits a pulse to the ON_OFF input to start Switching to Hibernate State By ON_OFF assert an ON OFF pulse when receiver is in full power mode Awakening from hibernate state When the system is in simple hibernate state an ON_OFF input pulse is required to start the system Requirements The REB 4315 GSD4e is intended to be used with an always ON single voltage supply of 1 8V The REB 4315 GSD4e requires an orderly shut down process to properly stop internal operation and complete any writes of critical data to BBRAM EEPROM or Flash memory data area if those functions are in use Cautions Abrupt removal or droop of main power while the system is running has risks ranging from fatal corruption of flash memory code area with BGA parts to minor impact on TTFF from lost data e Complete removal of 1 8V even after orderly shutdown will have performance consequences RoyalTek Confidential 6 Roya I Te k REB 4315 Operational Manual FA BRAS 2 BER 2A 7 Recommend layout PAD Dimension 13mm 15mm 2 2mm Tolerance 0 2mm
13. un 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 500 ON OFF CMOS I O run from 1 8v Input pulse is required to start the system and switch the operation mode to full power mode or Hibernate mode Wakeup CMOS I O run from 1 8v Wakeup output indicate the chip states when chip is working the output is high level Wakeup output can control or enable the external regulator Ex To control external antenna power PPS CMOS I O run from 1 8v This pin provides one pulse per second output from the board which is synchronized to GPS time RoyalTek Confidential 11 RoyalTek REB 4315 Operational Manual WREBRGARAA 10 Software Interface NMEA Protocol NMEA Output Messages the Engine board outputs the following messages as shown in Table 1 Table 1 NMEA 0183 Output Messages NMEA Record Description GGA Global positioning system fixed data GSA GNSS DOP and active satellites GSV GNSS satellites in view RMC Recommended minimum specific GNSS data GLL Geographic position latitude longitude VTG Course over ground and ground speed GGA Global Positioning System Fixed Data Table 2 contains the values of the following example GPGGA 161229 487 3723 2475 N 12158 3416 W 1 07 1 0 9 0 M 0000 18 Table 2 GGA Data Format
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