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EverMore GM-X205, User Manual

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EverMore GM-X205 User Manual Download Page 32

 

 

EverMore Technology Inc. 

2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 310, R.O.C. 

http://www.emt.com.tw

 

32 

APPENDIX A 

 

SUPPORTED DATUM LIST 

 

DATUM DESCRIPTION TABLE 

Datumn 

ID 

Datumn 

dX  dY  dZ 

Ellipsoid 

Region of Use 

0 

WGS-84 

0 

0 

0  WGS 84 

Global 

1 

WGS-84 

0 

0 

0  WGS84 

Global 

2 

Adindan 

-118  -14  218  Clarke 1880 

Burkina Faso     

3 

Adindan 

-134  -2 

210  Clarke 1880 

Cameroon     

4 

Adindan 

-165  -11  206  Clarke 1880 

Ethiopia     

5 

Adindan 

-123  -20  220  Clarke 1880 

Mali     

6 

Adindan 

-166  -15  204 

Clarke 1880 

MEAN FOR Ethiopia; 
Sudan     

7 

Adindan 

-128  -18  224  Clarke 1880 

Senegal     

8 

Adindan 

-161  -14  205  Clarke 1880 

Sudan     

9 

Afgooye 

-43  -163  45  Krassovsky 1940 

Somalia 

10 

Ain el Abd 1970 

-150  -250  -1  International 1924     

Bahrain 

11 

Ain el Abd 1970 

-143  -236 

7  International 1924     

Saudi Arabia 

12 

American Samoa 1962 

-115  118  426  Clarke 1866     

American Samoa Islands

13 

Anna 1 Astro 1965 

-491  -22  435  Australian National     

Cocos Islands 

14 

Antigua Island Astro 1943 

-270  13 

62 

Clarke 1880     

Antigua (Leeward 
Islands) 

15 

Arc 1950 

-138  -105  -289 Clarke 1880 

Botswana 

16 

Arc 1950 

-153  -5  -292 Clarke 1880 

Burundi 

17 

Arc 1950 

-125  -108  -295 Clarke 1880 

Lesotho 

18 

Arc 1950 

-161  -73  -317 Clarke 1880 

Malawi 

19 

Arc 1950 

-143  -90  -294 

Clarke 1880 

MEAN FOR Botswana; 
Lesotho; Malawi; 
Swaziland; Zaire; 
Zambia; Zimbabwe     

20 

Arc 1950 

-134  -105  -295 Clarke 1880 

Swaziland 

21 

Arc 1950 

-169  -19  -278 Clarke 1880 

Zaire 

22 

Arc 1950 

-147  -74  -283 Clarke 1880 

Zambia 

23 

Arc 1950 

-142  -96  -293 Clarke 1880 

Zimbabwe 

24 

Arc 1960 

-160  -6  -302 

Clarke 1880 

MEAN FOR Kenya; 
Tanzania 

25 

Arc 1960 

-157  -2  -299 Clarke 1880 

Kenya 

26 

Arc 1960 

-175  -23  -303 Clarke 1880 

Taanzania 

27 

Ascension Island 1958 

-205  107 

53  International 1924     

Ascension Island 

28 

Astro Beacon E 1945 

145 

75  -272 International 1924     

Iwo Jima 

29 

Astro DOS 71/4 

-320  550  -494 International 1924     

St Helena Island 

30 

Astro Tern Island (FRIG) 
1961 

114  -116  -333 

International 1924     

Tern Island 

31 

Astronomical Station 1952  124  -234  -25  International 1924     

Marcus Island 

32 

Australian Geodetic 1966 

-133  -48  148  Australian National     

Australia; Tasmania 

33 

Australian Geodetic 1984 

-134  -48  149  Australian National     

Australia; Tasmania 

34 

Ayabelle Lighthouse 

-79  -129  145  Clarke 1880     

Djibouti 

35 

Bellevue (IGN) 

-127  -769  472 

International 1924     

Efate & Erromango 
Islands 

36 

Bermuda 1957 

-73  213  296  Clarke 1866 

Bermuda 

37 

Bissau 

-173  253 

27  International 1924     

Guinea-Bissau 

38 

Bogota Observatory 

307  304  -318 International 1924     

Colombia 

39 

Bukit Rimpah 

-384  664  -48 

Bessel 1841 

Indonesia (Bangka & 
Belitung Ids) 

 

Summary of Contents for GM-X205

Page 1: ...EverMore Technology Inc 2F No 7 R D Road 1 Science Based Industrial Park Hsinchu Taiwan 310 R O C http www emt com tw 1 GM X205 GPS Receiver Module User s Guide EverMore Technology Inc...

Page 2: ...EA output message format 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...

Page 3: ...4 1 4 GSA GNSS DOP and Active Satellites 15 4 1 5 GSV GNSS Satellites in View 16 4 1 6 RMC Recommended Minimum Specific GNSS Data 17 4 1 7 VTG Course Over Ground and Ground Speed 18 4 2 EverMore Bina...

Page 4: ...Data Dump 29 4 3 1 3 LogData Erase 29 4 3 1 4 LogConfig Read 29 4 3 2 Data Logging Output Messages 30 4 3 2 1 LogData 30 4 3 2 2 LogConfig Info 30 4 3 3 Data Logging Programming Description 31 4 3 3 1...

Page 5: ...performance minimizes board size and power consumption requirements The GM X205 is designed to withstand harsh operating environments however it should be used inside an enclosure as a part of the ap...

Page 6: ...searching the sky for the GPS signal The acquisition performance can be improved significantly if the host initializes the receiver with a rough estimate of time and user position As soon as GPS sign...

Page 7: ...ypical Warm start 45sec typical Hot start 15sec Reacquisition 100msec Dynamics Altitude 1000m to 18000m Velocity 500m sec Acceleration 4g Operation Temperature 20o C to 75o C Storage Temperature 55 o...

Page 8: ...nce Based Industrial Park Hsinchu Taiwan 310 R O C http www emt com tw 8 SECTION 3 HARDWARE INTERFACE 3 1 MECHANICAL DIMENSIONS Unit mm Top View Lateral View Bottom View 45 5 0 2 31 0 0 2 45 5 0 1 4 0...

Page 9: ...com tw 9 3 2 RF MODULE HARDWARE INTERFACE Pin Description 1 NC 2 NC 3 Vcc Input 3 3V 4 CTRL Input signal for RF module power saving control 5 GND Power and signal ground 6 REF Out 16 367MHz reference...

Page 10: ...1PPS B1 TX Serial port output GPS navigation output B2 RX Serial port input B3 Vcc Power supply input 3 8V 8 0V DC unregulated The following is a functional description of the pins on the 6 pin inter...

Page 11: ...d to generate valid position fixes the 1PPS output is adjusted to align with the GPS second in several seconds When the 1PPS output is brought in sync with the GPS second the 1PPS Valid Signal on the...

Page 12: ...ault receiver protocol is 4800baud 8 data bits 1 stop bit and none parity 4 1 NMEA OUTPUT MESSAGE SPECIFICATION The GM X205 supports NMEA 0183 output format as defined by the National Marine Electroni...

Page 13: ...rth or S south 5 Longitude 12100 1494 dddmm mmmm degree minute decimal minute Leading zeros transmitted 6 E W Hemisphere Indicator E a E east or W west 7 GPS Position Fix Indicator 1 x 0 no position f...

Page 14: ...377 E 110519 259 A 35 Field Name Example Unit Description 1 Message ID GPGLL GLL protocol header 2 Latitude 2446 5311 ddmm mmmm degree minute decimal minute Leading zeros transmitted 3 N S Hemisphere...

Page 15: ...ield Name Example Unit Description 1 Message ID GPGSA GSA protocol header 2 Manual or Automatic Mode A x A automatic allowed to switch 2D 3D automatically M manual forced to operate in 2D or 3D mode 3...

Page 16: ...l header 2 Total Messages 3 x 1 3 3 Message Number 1 x 1 3 4 Total Number of Satellites In View 11 xx 0 12 Leading zeros transmitted 5 Satellite Number 1 27 xx SV1 ID number 01 32 Leading zeros transm...

Page 17: ...sec decimal sec 000000 000 235959 999 Leading zeros transmitted 3 Status A x A Data valid V Navigation receiver warning 4 Latitude 2446 5243 ddmm mmmm degree minute decimal minute Leading zeros transm...

Page 18: ...5 N 0104 7 K 56 Field Name Example Unit Description 1 Message ID GPVTG VTG protocol header 2 Heading 051 6 degree xxx x Heading of the receiver when moving Leading zeros transmitted 3 True T Indicate...

Page 19: ...rwise it is not sent Message Body When DLE 0x10 is encountered in the message body it is repeated The EverMore Binary Message supports following message types for receiver configuration and status mon...

Page 20: ...igned 32bit integer 1 100 sec 8 9 Latitude 900 Signed 16bit integer 1 10 degree 10 11 Longitude 1800 Signed 16bit integer 1 10 degree 12 13 Altitude 1000 18000 Signed 16bit integer meter 14 15 Datumn...

Page 21: ...Purpose Set various DOP masks which are used to set accuracy limits on position output If the selected DOP mask is exceeded new position velocity time solution is not calculated and last valid soluti...

Page 22: ...hronization disabled 3 Full power mode with 1PPS output synchronized With Navigation Update Rate set to n measurement is taken and navigation solution is computed every n seconds When power saving mod...

Page 23: ...it 1 Message ID 0x02 Unsigned byte 2 3 GPS week 0 65535 Unsigned 16bit integer week 4 7 GPS tow 0 60479900 Unsigned 32bit integer 1 100 sec 8 11 Position X 2 31 Signed 32bit integer meter 12 15 Positi...

Page 24: ...t Byte Contents Range Size Scale Unit 1 Message ID 0x04 Unsigned byte 2 3 GPS week 0 65535 Unsigned 16bit integer week 4 7 GPS tow 0 60479900 Unsigned 32bit integer 1 100 sec 8 GDOP 0 255 Unsigned byt...

Page 25: ...it integer 1 100 sec 8 Number of SV in view 0 12 Unsigned byte Channel Data 7 bytes per channel N 1 2 3 n for the n visible satellites Byte Contents Range Size Unit 7N 2 Channel 1 12 Unsigned byte 7N...

Page 26: ...it integer 10 Number of SV in view 0 12 Unsigned byte Channel Data 14 bytes per channel Repeated for each in view satellites Byte Contents Range Size Unit 1 2 Channel SV Elevation bit 0 3 1 12 bit 4 8...

Page 27: ...storing the data in the on board memory The logged data may be retrieved later The logged information consists of l GPS time with 1 second resolution l Position in ECEF coordinate with 1 meter resolut...

Page 28: ...eger 5 6 delta_Tmin 0 65535 Unsigned 16bit integer sec 7 8 delta_Tmax 0 65535 Unsigned 16bit integer sec 9 10 delta_D 0 65535 Unsigned 16bit integer meter The data logging function stores receiver pos...

Page 29: ...n off 0 OFF 1 ON bit1 GLL message on off bit2 RMC message on off bit3 VTG message on off bit4 6 reserved bit7 Log binary data on off When bit7 of byte 4 is set logged data is sent in binary format oth...

Page 30: ...it integer 8 11 EFEC_X 2 31 Signed 32bit integer meter 12 15 EFEX_Y 2 31 Signed 32bit integer meter 16 19 EFEC_Z 2 31 Signed 32bit integer meter mode Navigation mode 0 2D 1 3D DGPS 0 no DGPS used 1 us...

Page 31: ...es data logging automatically and starts to output the logged data either in NMEA format or in binary LogData message format according to the format requested in the previously issued LogData Dump com...

Page 32: ...1 73 317 Clarke 1880 Malawi 19 Arc 1950 143 90 294 Clarke 1880 MEAN FOR Botswana Lesotho Malawi Swaziland Zaire Zambia Zimbabwe 20 Arc 1950 134 105 295 Clarke 1880 Swaziland 21 Arc 1950 169 19 278 Cla...

Page 33: ...56 European 1950 130 117 151 International 1924 Egypt 57 European 1950 86 96 120 International 1924 England Channel Islands Scotland Shetland Islands 58 European 1950 86 96 120 International 1924 Engl...

Page 34: ...nds 93 ISTS 073 Astro 1969 208 435 229 International 1924 Diego Garcia 94 Johnston Island 1961 189 79 202 International 1924 Johnston Island 95 Kandawala 97 787 86 Everest India 1830 Sri Lanka 96 Kerg...

Page 35: ...194 Clarke 1866 MEAN FOR Belize Costa Rica El Salvador Guatemala Honduras Nicaragua 132 North American 1927 10 158 187 Clarke 1866 MEAN FOR Canada 133 North American 1927 8 160 176 Clarke 1866 MEAN F...

Page 36: ...erican 1956 282 169 371 International 1924 Colombia 166 Provisional South American 1956 278 171 367 International 1924 Ecuador 167 Provisional South American 1956 298 159 369 International 1924 Guyana...

Page 37: ...Argentina Bolivia Brazil Chile Colombia Ecuador Guyana Paraguay Peru Trinidad Tobago Venezuela 201 South American 1969 61 2 33 South American 1969 Paraguay 202 South American 1969 58 0 44 South Americ...

Page 38: ...866 6378206 4 294 9786982 Clarke 1880 6378249 145 293 465 Everest India 1830 6377276 345 300 8017 Everest Sabah Sarawak 6377298 556 300 8017 Everest India 1956 6377301 243 300 8017 Everest Malaysia 19...

Page 39: ...ON VTG OFF Checksum ON EMT Private Message OFF Baud Rate 4800 Baud Elevation Mask 5 degrees DOP Mask DOP Select Auto GDOP 20 PDOP 15 HDOP 8 Receiver Operating Mode Normal Mode without 1PPS Commands ca...

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