Table of Contents
MiLLennium GPSCard Software Version 4.50 Command Descriptions Manual Rev 1 3
TABLE OF CONTENTS

Software License 9

Software Support 10

Foreword 11

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

1Quick Start 12

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
1.4 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

2 Command 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
2.4 Special Data Input Commands ........................................................................................................30
2.4.1 Almanac Data .....................................................................................................................30
2.4.2 Differential Corrections Data .............................................................................................32

3 Data Logs 34

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
3.7.1 WAAS GPSCard Logs ....................................................................................................42
3.8 Pass-Through Logs ..........................................................................................................................42
3.8.1 Command Syntax ............................................................................................................43
3.8.2 ASCII Log Structure ........................................................................................................43
3.8.3 Binary Log Structure .......................................................................................................44

4 Message Formats 45

4.1 RTCA-Format Messages ........................................................................ .... .... ....................................45
RTCA Standard Logs ..................................................................................................................46
4.2 RTCM-format Messages ....................................................................................... .............................47
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