Deluo TRISTAR25 Manual De Usuario

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Deluo Electronics                                                                                                                     http://www.deluo.com 
 
5
 
 
 
1 Introduction 
 
1.1 Overview 
 
The TISTAR25 GPS Receiver is intended for use in a wide range of applications. The receiver 
simultaneously tracks up to twelve satellites, provides accurate satellite positioning data with 
fast time-to-first-fix (TTFF) and low power consumption. It is designed for high performance 
and maximum flexibility in a wide range of applications including mobile asset tracking, 
in-vehicle automotive guidance, location sensing, telematics and so on. The highly integrated 
receiver achieves high performance, minimizes board size and power consumption 
requirements. The TISTAR25 is designed to withstand harsh operating environments; however, 
it should be used inside an enclosure as a part of the application product designed by the 
system integrator. 
 
 
1.2 Features 
 
The TISTAR25 GPS receiver offers following features: 
 
Twelve parallel tracking channels 
Fast TTFF and low power consumption 
Compact design suitable for applications requiring small space 
Differential correction using real-time RTCM SC-104 data   
On-board rechargeable battery sustained real-time clock and memory for fast satellite 
reacquisition during power-up 
High accuracy one-pulse-per-second output 
Upgradeable firmware using flash-based program memory 
Supports NMEA-0183 protocol 
Full navigation accuracy achievable with Standard Positioning Service   
Optimized for navigation in urban-canyon environments 
Automatic cold start with no user initialization required