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EB-N700 User’s Manual

 

 

EverMore Technology Inc. 

2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 300, R.O.C. 

http://www.emt.com.tw

 

 

2. Technical Specifications 

 

2.1 Electrical Characteristics 

2.1.1 General 

Frequency 

  L1, 

1575.42 

MHz 

C/A code 

 

 

1.023 MHz chip rate 

Channels   16 

 

2.1.2 Sensitivity 

Tracking   -152dBm 

type 

Acquisition 

  -139dBm 

type 

 

2.1.3 Accuracy 

Position  

 

 

3-25 meters CEP (90%) horizontal, SA off. 

Velocity 

   0.1 

meters/second 

Time 

 

 

 

±100 ns synchronized to GPS time 

 

2.1.4 Datum 

Default 

   WGS-84 

Other 

 

 

 

Support different datum by request 

 

2.1.5 Acquisition Rate (Open sky, stationary requirements) 

Hot start    7 

sec, 

average 

Warm start        

38 sec, average 

Cold start 

 

 

50 sec, average 

 

2.1.6 Dynamic Conditions 

Altitude 

   18,000 

meters 

max 

Horizontal Velocity  

300 kilometers/hour max 

Vertical Velocity 

 

36 kilometers/hour max 

Acceleration 

  2g, 

max 

Jerk    

 

4 meters/second

3

, max 

 

 

 

Summary of Contents for EB-N700

Page 1: ...User s Manual EverMore Technology Inc 2F No 7 R D Road 1 Science Based Industrial Park Hsinchu Taiwan 300 R O C http www emt com tw 1 EB N700 GPS Engine Board Receiver User s Manual EverMore Technolo...

Page 2: ...al release EverMore Technology Inc All rights reserved Not to be reproduced in whole or part for any purpose without written permission of EverMore Technology Inc Information provided by EverMore Tech...

Page 3: ...SPECIFICATIONS 8 2 1 Electrical Characteristics 8 2 2 Environmental Characteristics 9 2 3 Physical Characteristics 9 2 4 Other Electrical Specifications 10 3 HARDWARE INTERFACE 11 3 1 EB N700 Real Pi...

Page 4: ...iwan 300 R O C http www emt com tw 4 4 OPERATION AND TEST 18 5 SOFTWARE SPECIFICATION 19 5 1 EB N700 NMEA Protocol 19 5 2 General NMEA Format 19 5 3 GPGGA 20 5 4 GPGLL 21 5 5 GPGSA 21 5 6 GPGSV 22 5 7...

Page 5: ...e while providing fast time to first fix and 1Hz navigation updates It is far reaching capability meets the sensitivity accuracy requirements of car navigation as well as other location based applicat...

Page 6: ...hort detector Support dual antenna with built in auto detect RF switch Built in patch antenna On board rechargeable battery sustained real time clock and memory for fast satellite acquisition during p...

Page 7: ...m Start In this scenario the receiver was off less than one week but more than 2 hour time The receiver knows its last position time and almanac because it has a backup battery to keep current almanac...

Page 8: ...ition 139dBm type 2 1 3 Accuracy Position 3 25 meters CEP 90 horizontal SA off Velocity 0 1 meters second Time 100 ns synchronized to GPS time 2 1 4 Datum Default WGS 84 Other Support different datum...

Page 9: ...1 start 1 stop no parity Option baud rate 4800 19200 38400 2 1 9 Time 1PPS Pulse optional Level LVTTL Pulse duration 100ms Time reference at the pulse positive edge Measurements Aligned to GPS second...

Page 10: ...mperature TSTG 50 90 C Back up Voltage BAT 2 2 V Table 2 Operating Conditions Parameter Symbol Min Typical Max Units Power Supply Voltage VDD 3 3 3 3 6 V Input Pin Voltage VIN 2 7 3 3 3 V Operating Te...

Page 11: ...More Technology Inc 2F No 7 R D Road 1 Science Based Industrial Park Hsinchu Taiwan 300 R O C http www emt com tw 11 3 Hardware Interface 3 1 EB N700 Real Picture EB N700 Engine Board Top View EB N700...

Page 12: ...O C http www emt com tw 12 3 2 EB N700 Mechanical Dimensions 3 2 1 PCB Board Dimensions Bottom View Lateral View Table 5 Pin Name Pin Name 1 GPIO 4 11 DSUMUX 2 NC MODE 12 DSUEN 3 NMEA TX 13 DSUBRE 4...

Page 13: ...B N700 User s Manual EverMore Technology Inc 2F No 7 R D Road 1 Science Based Industrial Park Hsinchu Taiwan 300 R O C http www emt com tw 13 3 2 1 Metal Board Dimensions Unit mm Top View Lateral View...

Page 14: ...e g to control power modes to indicate EB N700 status or to force a cold start They can be left unconnected if desired I O voltage level is set to 2 7V Table 6 Pin list of the serial Interface Pin Na...

Page 15: ...during the development stage and to download the firmware at factor setup It is not meant to be used by the customers unless they want to develop or modify the SW of the EB N700 module The debug port...

Page 16: ...User s Manual EverMore Technology Inc 2F No 7 R D Road 1 Science Based Industrial Park Hsinchu Taiwan 300 R O C http www emt com tw 16 3 5 EB N700 Reference Design 3 5 1 Lithium Battery To EB N700 Pi...

Page 17: ...EB N700 User s Manual EverMore Technology Inc 2F No 7 R D Road 1 Science Based Industrial Park Hsinchu Taiwan 300 R O C http www emt com tw 17 3 5 2 Nimh Battery To EB N700 Pin7 VBAT...

Page 18: ...http www emt com tw 18 4 Operation and Test The customers can change the data protocol and communication data baud rate for your application using these tools The software and manual are available for...

Page 19: ...ts of an ASCII string commencing with a character and terminating with a CR LF sequence NMEA standard messages commence with GP then a 3 letter message identifier The message header is followed by a c...

Page 20: ...de float 3 2 4 3 2 4 Degree 100 minutes E W indicator Char 1 1 E east or W west Position Fix Indictor Int 1 1 0 Fix not available or invalid 1 GPS SPS mode Fix available Satellites Used Int 2 2 Number...

Page 21: ...1ms accuracy Status Char 1 1 A Data Valid V Data invalid Mode Indicator Char 1 1 A Autonomous Checksum xx 0 3 3 2 digits Message terminator CR LF 2 2 ASCII 13 ASCII 10 5 5 GPGSA This message transfers...

Page 22: ...tes currently in view Satellite Id Int 2 2 Satellite vehicle 1 Elevation Int 1 3 Elevation of satellite in degrees Azimuth Int 1 3 Azimuth of satellite in degrees SNR Int 0 1 2 Signal to noise ration...

Page 23: ...in knots Course over ground Float 1 1 3 2 Course over ground in degrees Date ddmmyy 2 2 2 2 2 2 Current date Magnetic variation Blank 0 0 Not used E W indicator Blank 0 0 Not used Mode Char 1 1 A Aut...

Page 24: ...chars Max chars Notes Message ID GPZDA 6 6 ZDA protocol header UTC time hhmmss ss 2 2 2 2 2 2 2 2 00000000 00 to 235959 99 UTC day dd 2 2 01 to 31 day of month UTC month mm 2 2 01 to 12 UTC Year yyyy...

Page 25: ...500 CF Card GPS 5 GM R500 DL Data logger 6 GM R507 USB G Mouse 7 CM M500 GPS Module 8 DL 200 Data logger 600 Series for Himark AR2010 Chipset 1 CM M600B GPS Module 700 Series for Nemerix NJ1030 Chipse...

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