Globalsat ET-333 User Manual Download Page 1

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ET-333

Specifications are subject to be changed without notice.

Page 1 of 15

Version 1.3.1

GPS Engine Board

ET-333

Globalsat Technology Corporation

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

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

[email protected]
www.globalsat.com.tw

USGlobalSat, Inc.

1308 John Reed Court, City of Industry, CA 91745

Tel: 626-968-4145 / Fax: 626-968-4373

[email protected]
www.usglobalsat.com

Summary of Contents for ET-333

Page 1: ...obalsat Technology Corporation 16F No 186 Jian Yi Road Chung Ho City Taipei Hsien 235 Taiwan Tel 886 2 8226 3799 Fax 886 2 8226 3899 service globalsat com tw www globalsat com tw USGlobalSat Inc 1308...

Page 2: ...a protocol 9 Connector for active antenna 9 Compact size 9 Foliage Lock for weak signal tracking 9 All in view 20 channel parallel processing 9 Enhanced algorithm for navigation stability 9 Enhanced a...

Page 3: ...GPS time Maximum Altitude 18 000 meter 60 000 feet max Maximum Velocity 515 meter second 1000 knots max Maximum Acceleration 4G Jerk 20m sec 3 Interface I O Connector Type External Antenna Port Physi...

Page 4: ...ET 333 Specifications are subject to be changed without notice Page 4 of 15 Version 1 3 1 2 Technical Information Physical Characteristics...

Page 5: ...5 DC power input Input 2 VBAT Backup Battery Input 3 VDC 3 3 5 5 DC power input Input 4 PBRES Push Button Reset Input Active Low Input 5 GP101 Special function 6 TX Serial Data Output GPS Data Output...

Page 6: ...nput This is the main DC supply for a 3 3V 5 5V power module board PBRES Push button reset This pin provides an active low reset input to the engine board It causes the engine board to reset and start...

Page 7: ...north or S south Longitude 12158 3416 dddmm mmmm E W Indicator 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...

Page 8: ...9 487 hhmmss sss Status A A data valid or V data not valid Checksum 2C CR LF End of message termination GSA GNSS DOP and Active Satellites Table B 5 contains the values for the following example GPGSA...

Page 9: ...1 42 41 Table B 8 GSV Data Format Name Example Units Description Message ID GPGSV GSV protocol header Number of Messages1 2 Range 1 to 3 Message Number1 1 Range 1 to 3 Satellites in View 07 Satellite...

Page 10: ...west Speed Over Ground 0 13 knots Course Over Ground 309 62 degrees True Date 120598 ddmmyy Magnetic Variation2 degrees E east or W west Checksum 10 CR LF End of message termination SiRF Technology I...

Page 11: ...1 PSRF100 0 9600 8 1 0 0C CR LF Example 2 Switch to User1 protocol at 38400 8 N 1 PSRF100 4 38400 8 1 0 38 CR LF Checksum Field The absolute value calculated by exclusive OR the 8 data bits of each ch...

Page 12: ...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 an input serial only port used to receive RTC...

Page 13: ...00 01 21 E LLA Navigation initialization ID 104 Parameters required to start using Lat Lon Alt This command is used to initialize the GPS module for a Warm start providing real time position Latitude...

Page 14: ...ormation that should enable the user to determine the source of the command rejection Common input rejection problems are associated to invalid checksum or parameter out of specified range Note this s...

Page 15: ...without notice Page 15 of 15 Version 1 3 1 Name Example Units Description Message ID PSRF106 PSRF106 protocol header Datum 178 21 WGS84 178 Tokyo_Mean 179 Tokyo_Japan 180 Tokyo_Korea 181 Tpkyo_Okinaw...