Table of Contents
6 MiLLennium GPSCard Software Version 4.50 Command Descrip tions Manual Rev 1
RALA/B .......................................................................................................................................186
RASA/B .......................................................................................................................................187
RBTA/B .......................................................................................................................................189
RCCA ...........................................................................................................................................190
RCSA/B .......................................................................................................................................191
REPA/B ........................................................................................................................................192
RGEA/B/D ...................................................................................................................................193
RINEX ..........................................................................................................................................202
RPSA/B ........................................................................................................................................203
RTCA ...........................................................................................................................................204
RTCM ..........................................................................................................................................204
RTKA/B RTK .............................................................................................................................205
RTKOA/B RTK .........................................................................................................................207
RVSA/B .......................................................................................................................................210
SATA/B ........................................................................................................................................212
SPHA/B.........................................................................................................................................215
SVDA/B .......................................................................................................................................216
TM1A/B .......................................................................................................................................218
VERA/B........................................................................................................................................219
VLHA/B .......................................................................................................................................220
WALA/B WAAS .........................................................................................................................222
WRCA/B ......................................................................................................................................224

E Comparison Of RT-2 And RT-20 225

E.1 RT-2 & RT-20 Performance ..............................................................................................................225
RT-2 Performance ........................................................................................................................226
RT-20 Performance ......................................................................................................................228
E.2 Performance Considerations ..............................................................................................................231
Performance Degradation .............................................................................................................231

F Standards and References 233

G Geodetic Datums 234

H Some Common Unit Conversions 236

H.1 Distance ...........................................................................................................................................236
H.2 Volume.............................................................................................................................................236
H.3 Temperature.....................................................................................................................................236
H.4 Weight .............................................................................................................................................236
H.5 Hexadecimal And Binary Equivalents ............................................................................................236
H.6 GPS Time of Week to Calendar Day (example) .............................................................................237
H.6.1 Calendar Date to GPS Time ...............................................................................................237

I Information Messages 238

Type 1 Information Messages ..................................................................................................................238
!ERRA ..........................................................................................................................................238
!MSGA .........................................................................................................................................238
Type 2 Information Messages ..................................................................................................................239

JListing Of Tables 242

K GPS Glossary of Terms 260

L GPS Glossary of Acronyms 268

M Index 270