Novatel OM-20000041 用户手册

Table of Contents

MiLLennium GPSCard Software Version 4.50 Command Descriptions Manual Rev 1

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TABLE OF CONTENTS

Software License

Congratulations! ....................................................................................................................................... 11
Scope ........................................................................................................................................................ 11
Prerequisites ............................................................................................................................................. 11
What’s New Since Software Version 4.47? ............................................................................................. 11

Quick Start

1.1 Installation .......................................................................................................................................... 12

Graphical Interface ...................................................................................................................... 12

1.2 Data Logging ...................................................................................................................................... 13
1.3 Differential Operation ........................................................................................................................ 15

Establish a Data Link ................................................................................................................... 15
Initialization - Reference Station ................................................................................................. 16

RTK Mode ....................................................................................................................................... 17

Data Communications Link  ......................................................................................................... 17
System Initialization  .................................................................................................................... 18
Monitoring Your RTK Output Data  ............................................................................................ 20
Options for Logging Differential Corrections  ............................................................................. 20
Initialization - Rover Station  ....................................................................................................... 21

Descriptions 23

2.1 General ............................................................................................................................................... 23

Optional calculation of the checksum .......................................................................................... 24

2.2 Standard Command Tables ................................................................................................................ 25
2.3

WAAS ............................................................................................................................................. 29

2.3.1 WAAS GPSCard ................................................................................................................ 30

Special Data Input Commands ........................................................................................................ 30

2.4.1 Almanac Data ..................................................................................................................... 30
2.4.2 Differential Corrections Data ............................................................................................. 32

3.1 Output Logging .................................................................................................................................. 34
3.2 NovAtel Format Data Logs ................................................................................................................ 35

General.......................................................................................................................................... 35
ASCII Log Structure .................................................................................................................... 35
Binary Log Structure ................................................................................................................... 35

3.3 RTK .................................................................................................................................................... 36
3.4 NMEA format data Logs .................................................................................................................... 37

General ......................................................................................................................................... 37

3.5 GPS Time vs. Local Receiver Time ................................................................................................... 37
3.6 Standard Log Tables ........................................................................................................................... 38
3.7

WAAS ............................................................................................................................................. 42

WAAS GPSCard Logs .................................................................................................... 42

Pass-Through Logs .......................................................................................................................... 42

Command Syntax ............................................................................................................ 43

ASCII Log Structure ........................................................................................................ 43

Binary Log Structure ....................................................................................................... 44

Message Formats

4.1 RTCA-Format Messages .................................................................................................................... 45

RTCA Standard Logs .................................................................................................................. 46

4.2 RTCM-format Messages .................................................................................................................... 47

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