Transcript
Document Author
Hector Su
Global Top One Sentence Specification 2011/10/27 Date Ver.
1.3
Global Top One Sentence Specification V 1.3
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email:
[email protected]
© Copyright 2011 GlobalTop Tech Inc.
1
Document Author
Hector Su
Global Top One Sentence Specification 2011/10/27 Date Ver.
1.3
Version History History Date 2010/06/17 2010/07/28 2010/12/01 2011/10/27
Rev. 1.0 1.1 1.2 1.3
Author Hector Su Hector Su Hector Su Hector Su
Description First Release Second Release Third Release Fourth Release
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email:
[email protected]
© Copyright 2011 GlobalTop Tech Inc.
2
Document Author
Hector Su
Global Top One Sentence Specification 2011/10/27 Date Ver.
1.3
1. Function Overview 1.1 It supports to output customized sentence. It provides two modes: 1.
One Sentence
2.
Standard NMEA Sentence (default)
The format is shown in Table 1.
1.2 It supports customized command to switch mode between standard NMEA and one sentence, the format is shown in the Table 2.
1.3 It adds a item for satellite used. Please refer to Table1.
1.4 It modifies the decimal of latitude and longitude. Please refer to Table 1.
1.5 It adds or removes some item for One Sentence, to meet customer demand.
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email:
[email protected]
© Copyright 2011 GlobalTop Tech Inc.
3
Document Author
Hector Su
Global Top One Sentence Specification 2011/10/27 Date Ver.
1.3
Table 1 Customized Data Format Name
Example
Units
Description
Preamble
$PGTOP
UTC Time
015649.614
Preamble header hhmmss.sss
Date
241110
ddmmyy:2010/11/24 241110
Latitude
23.098645
Latitude (in decimal degrees)
N/S Indicator
N
dd.dddddd NNorth or SSouth
Longitude
120.284445
Longitude (in decimal degrees) ddd.dddddd
E/W Indicator
E
EEast or W West
Fix Quality
3
1 GPS No fix 2 2D GPS fix 3 3D GPS fix
Fix Mode
1
0 GPS No fix 1 GPS fix without DGPS mode 2 GPS fix with DGPS mode
Altitude
39.95
meter
Altitude of current position
Course over ground
58.16
degree
Course over ground(in degree)
Speed over ground
0.62
km/hr
Ground Speed( horizontal)
Satellites in view
5
Number of satellite is in viewed
Satellite Used
3
Number of satellite is in used
HDOP
0.95
Horizontal Dilution of Precision
EPE
1.65
Checksum
*4D
meter
Estimated position error Checksum. Refer to Note 2.1
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email:
[email protected]
© Copyright 2011 GlobalTop Tech Inc.
4
Document Author
Global Top One Sentence Specification 2011/10/27 Date Ver.
Hector Su
1.3
End of message termination
Example: $PGTOP,015649.614,241110,23.098645,N,120.284445,E,3,1,39.95,58.16,0.62,5,3,0.95,1.65*4D
Table 2 Customized Command Format Name Message ID
Example
Units
$PGCMD
Number of command
Description Customized header of command
21
This number represents which command is used Selection of mode
Selection of mode
Checksum
2
*6C
2.
One sentence mode
3.
Standard NMEA mode
Refer to Note 2.1
End of message termination
Caution 1: When switch back to Standard NMEA mode, the period of sentence will be GGA(1), GSA(1), GSV(5), RMC(1), VTG(1),GLL(0),ZDA(0). Caution 2： ：The command has the different parameter and acknowledge. The format of acknowledge is shown in Table 3.
Example: $PGCMD,21,2*6C $PGCMD,21,3*6D
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email: [email protected]
© Copyright 2011 GlobalTop Tech Inc.
5
Document Author
Global Top One Sentence Specification 2011/10/27 Date Ver.
Hector Su
1.3
Table 3 Customized Acknowledge Format Name
Example
Message ID Number of command
Units
$PGACK
Description Customized header of command
21
This number represents which acknowledge is used It supports 3 status: 2:One Sentence mode be set
Status
2 3:Standard NMEA mode be set -1:Mode switch fail
Checksum
*6F
Refer to Note 2.1
End of message termination
Example:
$PGACK,21,2*6F
$PGACK,21,3*6E
$PGACK,21,-1*41
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email: [email protected]
© Copyright 2011 GlobalTop Tech Inc.
6
Document Author
Hector Su
Global Top One Sentence Specification 2011/10/27 Date Ver.
1.3
2. Note 2.1 The checksum will be calculated by Xor all characters between $ and *.
The document is the exclusive property of GlobalTop Tech Inc. and should not be distributed, reproduced, or any other format without prior permission of GlobalTop Tech Inc. 本資料為宇誠科技專有之財產，非經許可，不得複製或轉換成其他形式使用。 Specifications subject to change without prior notice. 規格如有變更不另行通知。
GlobalTop Tech Inc. No.16 Nan-ke 9th Rd., Science-based Ind. Park, Tainan 741-47, Taiwan R.O.C Tel:+886-6-5051268 Fax:+886-6-5053381 http://www.gtop.info email: [email protected]
© Copyright 2011 GlobalTop Tech Inc.
7
