Globalsat ET-314 Скачать руководство пользователя страница 1

                       

ET-314

                     

 

 
                                                                                        Page 1 of 19   

 

Version 1.2

 

 

 

 

GPS Engine Board ET-314 

 
 
 
 
 
 
 
 
 
 
 
 
 
   

 

 
 
   

 

Version 1.2 

 

06/22/2007 

 
 
 

Globalsat Technology Corporation Headquarters (Far East Century Park)

 

16F., No. 186, Jian-Yi Road, Chung-Ho City, Taipei Hsien 235, Taiwan

   

Tel: 886-2-8226-3799/ Fax: 886-2-8226-3899 

E-mail : 

[email protected]

 

Website: 

www.globalsat.com.tw

 

Содержание ET-314

Страница 1: ...Version 1 2 06 22 2007 Globalsat Technology Corporation Headquarters Far East Century Park 16F No 186 Jian Yi Road Chung Ho City Taipei Hsien 235 Taiwan Tel 886 2 8226 3799 Fax 886 2 8226 3899 E mail...

Страница 2: ...ositioning Fleet management Marine navigation Product Features SiRF star III high performance GPS Chipset Very high sensitivity Tracking Sensitivity 159 dBm Extremely fast TTFF Time To First Fix at lo...

Страница 3: ...locity 0 1 m s Time 1us synchronized to GPS time Maximum Altitude 18 000 meter Maximum Velocity 515 meter second Maximum Acceleration 4G Update Rate 1 Hz DGPS WAAS EGNOS MSAS Datum WGS 84 Interface I...

Страница 4: ...ET 314 The Specifications are subject to be changed without notice Copyright 2007 GlobalSat Technology Page 4 of 19 Version 1 2 2 Technical Information Block Diagram Module Pin Assignment...

Страница 5: ...I GPS Signal input 18 GND_A G Analog Ground 19 V_ANT_IN I Active Antenna Bias voltage 20 VCC_RF O Supply Antenna Bias voltage 21 V_BAT I Backup voltage supply 22 Reset I Reset Active low 23 GPIO10 I O...

Страница 6: ...nsmitting channel and is used to output navigation and measurement data to SiRFdemo or user written software TXB For user s application not currently used RF_ON This pin indicates state of RF voltage...

Страница 7: ...ed by a hot or warm start a battery backup must be connected The battery voltage should be between 2 0v and 5 0v Without an external backup battery or super cap the TMP will execute a cold start after...

Страница 8: ...0k 1 2 R3 10k 1 2 1 Ground Planes ET 314 GPS receiver needs two different ground planes The GND_A pin 11 12 13 14 15 16 18 shall be connect to analog ground The GND pin 2 10 30 connect to digital grou...

Страница 9: ...5 Active antenna bias voltage The Vcc_RF pin pin 20 is providing voltage 3 3V If you use active antenna you can connect this pin to V_ANT_IN pin pin 19 to provide bias voltage of active GPS Active Ant...

Страница 10: ...ET 314 The Specifications are subject to be changed without notice Copyright 2007 GlobalSat Technology Page 10 of 19 Version 1 2 Recommend Layout PAD...

Страница 11: ...dicator W E east or W west Position Fix Indicator 1 See Table B 3 Satellites Used 07 Range 0 to 12 HDOP 1 0 Horizontal Dilution of Precision MSL Altitude1 9 0 meters Units M meters Geoid Separation1 m...

Страница 12: ...e GPGSA A 3 07 02 26 27 09 04 15 1 8 1 0 1 5 33 Table B 5 GSA Data Format Name Example Units Description Message ID GPGSA GSA protocol header Mode1 A See Table B 6 Mode2 3 See Table B 7 Satellite Used...

Страница 13: ...NR C No 42 dBHz Range 0 to 99 null when not tracking Checksum 71 CR LF End of message termination Depending on the number of satellites tracked multiple messages of GSV data may be required RMC Recomm...

Страница 14: ...ommand A Set Serial Port ID 100 Set PORTA parameters and protocol This command message is used to set the protocol SiRF Binary NMEA or USER1 and or the communication parameters baud data bits stop bit...

Страница 15: ...st CR LF Hex 0D 0A B Navigation lnitialization ID 101 Parameters required for start This command is used to initialize the module for a warm start by providing current position in X Y Z coordinates cl...

Страница 16: ...using known position and time PSRF101 2686700 4304200 3851624 96000 497260 921 12 3 7F C Set DGPS Port ID 102 Set PORT B parameters for DGPS input This command is used to control Serial Port B that is...

Страница 17: ...ff 0 max 255 cksumEnable 0 disable Checksum 1 Enable checksum for specified message Example 1 Query the GGA message with checksum enabled PSRF103 00 01 00 01 25 Example 2 Enable VTG message for a 1Hz...

Страница 18: ...annels to use 1 12 UBYTE ResetCfg bit mask 0 01 Data Valid warm hot starts 1 0 02 clear ephemeris warm start 1 0 04 clear memory Cold start 1 UBYTE Example Start using known position and time PSRF104...

Страница 19: ...earth fixed ECEF coordinate system Results may be converted to an earth model geoid defined by the selected datum The default datum is WGS 84 World Geodetic System 1984 which provides a worldwide comm...

Отзывы: