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RoyalTek Confidential

REB-1315LP Operational Manual

Content

1. Introduction ............................................................................. 3

1.1 Product Applications....................................................... 3

1.2 Product Pictures.............................................................. 4

1.3 REB-1315LP Series Block Diagram................................ 5

1.4 REB-1315LP Technical Specification ............................. 6

1.5 Application Circuit........................................................... 8

1.6 Mechanical Layout ........................................................ 13

1.7 Hardware interface ........................................................ 14

Software Interface ................................................................. 18

3. GPS Receiver User’s Tip....................................................... 22

4. Package Specification and Order Information .................... 23

Matching active antenna ....................................................... 23

Contact Royaltek ................................................................... 24

Revision History .................................................................... 24

Содержание REB-1315LP

Страница 1: ...usiness 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 1071 Chung Cheng Rd Suite 9F 1 Tao Yuan City Taiwan TEL 886 3 3569666 FAX 886 3 3580050 http www royaltek com contact Approved by Checked by...

Страница 2: ...1 3 REB 1315LP Series Block Diagram 5 1 4 REB 1315LP Technical Specification 6 1 5 Application Circuit 8 1 6 Mechanical Layout 13 1 7 Hardware interface 14 2 Software Interface 18 3 GPS Receiver User s Tip 22 4 Package Specification and Order Information 23 5 Matching active antenna 23 6 Contact Royaltek 24 7 Revision History 24 ...

Страница 3: ...as portable navigation device personal locator speed camera detector and vehicle locator Product Features 20 parallel channels SMT type with stamp holes TCXO design 0 1 second reacquisition time Small form factor with embedded SiRF Star III single chip technology NMEA 0183 compliant protocol customize protocol Enhanced algorithm for navigation stability Excellent sensitivity for urban canyon and f...

Страница 4: ...1 2 Product Pictures 1 REB 1315LP 2 REB 1315LP Interface board The interface board pin definition RoyalTek Evaluation Kit REV 2000 for REB 1315LP Please refer to RoyalTek Evaluation Kit REV 2000 for REB 1315LP Operational Manual for more information Pin 1 ...

Страница 5: ...RoyalTek Confidential 5 REB 1315LP Operational Manual 1 3 REB 1315LP Series Block Diagram System block diagram description a External antenna b 4 Mega bits flash memory c 22 pin I O pin ...

Страница 6: ...ion accuracy 10meters at 2D RMS 11 Maximum altitude 18000 m 12 Maximum velocity 514 m s 13 Trickle power mode Duty cycle 34 Variable 14 Update rate Continuous operation 1Hz 15 Testability It shall be able to be tested by SiRF testmode 4 and single channel simulator 16 Protocol setup It shall store the protocol setup in the SRAM memory 17 DGPS WAAS EGNOS Interface 18 LNA 15dB Gain Typical 19 I O Pi...

Страница 7: ...RoyalTek Confidential 7 REB 1315LP Operational Manual 24 Humidity 95 ...

Страница 8: ...RoyalTek Confidential 8 REB 1315LP Operational Manual 1 5 Application Circuit Reference schematic ...

Страница 9: ...necting 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 50Ω 5 Power Connect VIN_3V3 pin to DC 3 3V The power supply must add bypass capacitor 10uF and 1uF It can reduce the Noise from power supply and increase power stability 6 Active antenna bias voltage The RF_VOUT pin pin 17...

Страница 10: ...RoyalTek Confidential 10 REB 1315LP Operational Manual If you choice 3 3VSUB voltage then the power can use by different power supply ...

Страница 11: ...RoyalTek Confidential 11 REB 1315LP Operational Manual Recommend Layout PAD TOP View ...

Страница 12: ...12 REB 1315LP Operational Manual Recommend paste mask pad Recommend paste mask pad is shift outside the layout pad 0 2mm See under figure Black Block is layout PAD Blue Block Gray region is paste mask pad recommend TOP View ...

Страница 13: ...RoyalTek Confidential 13 REB 1315LP Operational Manual 1 6 Mechanical Layout ...

Страница 14: ...RoyalTek Confidential 14 REB 1315LP Operational Manual 1 7 Hardware interface Interface Pin Number ...

Страница 15: ...15 0 375 2 85 2 8 GPIO 1 I O General purpose I O V V V V IL IH 855 0 0 3V 995 1 15 3 V V V V V OL OH 715 0 375 2 85 2 9 RF_PWR O Indicates power state of RF part V V V V OL OH 0 85 2 10 ON_OFF I Edge triggered soft on off request Reserve function PS Let it N C 11 V_RTC_3V3 I Backup voltage supply 10uA Current 3 6V 2 5 DC 12 VIN_3V3 I DC Supply Voltage input DC 3 3V 5 13 GPIO 14 I O General purpose...

Страница 16: ...port output GPS NEMA data RXB This is the auxiliary receiving channel and is used to input differential corrections to the board to enable DGPS navigation Default Null TXA This is the main transmitting channel and is used to output navigation and measurement data to SiRFdemo or user written software TXB For user s application not currently used Default Null RF_PWR This pin indicates state of RF vo...

Страница 17: ...lock when main power is removed Typical current draw is 10uA The supply voltage should be between 2 5V and 3 6V ON_OFF GPS Sleep Mode This pin is triggered soft on off request Please shall only used to wake up chip Control for hibernate Please let it N C GPIO Functions Several I Os are connected to the digital interface connector for custom applications ...

Страница 18: ... 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 3 GGA Data Format Name Example Units Description Message ID GPGGA GGA protocol header UTC Position 161229 487 hhmmss sss Latitude 3723 2475 ddmm mmmm N S Indicator N N north or S south Longitude 12158 3416 Dddmm mmmm E W Indicator W E...

Страница 19: ... 1 5 33 Table 4 GSA Data Format Name Example Units Description Message ID GPGSA GSA protocol header Mode 1 A See Table 4 2 Mode 2 3 See Table 4 1 Satellite Used 07 Sv on Channel 1 Satellite Used 02 Sv on Channel 2 Satellite Used Sv on Channel 12 PDOP 1 8 Position Dilution of Precision HDOP 1 0 Horizontal Dilution of Precision VDOP 1 5 Vertical Dilution of Precision Checksum 33 CR LF End of message...

Страница 20: ... Range 0 to 99 null when not tracking Satellite ID 27 Channel 4 Range 1 to 32 Elevation 27 degrees Channel 4 Maximum 90 Azimuth 138 degrees Channel 4 True Range 0 to 359 SNR C No 42 dBHz Range 0 to 99 null when not tracking Checksum 71 CR LF End of message termination 1 Depending on the number of satellites tracked multiple messages of GSV data may be required RMC Recommended Minimum Specific GNSS...

Страница 21: ...315LP Operational Manual E W Indicator W E east or W west Speed Over Ground 0 13 knots Course Over Ground 309 62 degrees True Date 120598 ddmmyy Magnetic Variation degrees E east or W west Mode A A Autonomous D DGPS E DR Checksum 10 ...

Страница 22: ...ch as umbrella or in vehicle iii Among high buildings iv Under bridges or tunnels v Under high voltage cables or near by radio wave sources such as mobile phone base stations vi Bad or heavy cloudy weather D If the satellite signals can not be locked or encounter receiving problem while in the urban area the following steps are suggested i Please plug the external active antenna into GPS receiver ...

Страница 23: ...RoyalTek Confidential 23 REB 1315 Operational Manual 4 Package Specification and Order Information Shipment Method Tape and reel SMT type with stamp holes 22 holes 5 Matching active antenna ...

Страница 24: ...d modify mechanical layout 0 3 2006 11 13 Amy Liu Modify 1 6 Mechanical Layout 1 0 2006 11 28 Amy Liu Modify 1 6 Mechanical Layout 1 7 Hardware interface 1 1 2007 02 06 Amy Liu Modify 1 4 REB 1315LP Technical Specification LNA 1 5 Reference schematic add 5 RGA 1201 Antenna 1 2 2007 05 11 Amy Liu Modify 1 4 REB 1315LP Technical Specification Chipset Sensitivity cold start warm start hot start DGPS ...

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