ashtech DG14 GPS Receiver Manuals

Manuals and User Guides for ashtech DG14 GPS Receiver. We have 1 ashtech DG14 GPS Receiver manual available for free PDF download: Reference Manual

ashtech DG14 Reference Manual

ashtech DG14 Reference Manual (390 pages)

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Brand: ashtech | Category: GPS | Size: 16.83 MB

Table of Contents

Table of Contents
3
Chapter 1. General Information

21
- Board Hardware
  25
- Sensor Hardware
  26
  - Sensor LED
    27
- Power Requirements and Connections
  28
  - Power Connections
    29
  - Backup Power
    31
- Interfaces to External Equipment
  32
  - DG16 Sensor Interfaces
    33
- RF Connections
  34
- Receiver Options
  35
- Firmware Upgrades
  38
- Hardware Description
  41
  - Power
    42
Chapter 2 . Getting Started

43
- Sensor
  43
  - Communication Port Setup
    45
Chapter 3. Basic Operation

49
- DG16 Message Output
  50
- Session Programming
  52
- Daisy-Chain Mode
  53
- Point Positioning
  61
- Ionospheric Model
  62
  - Time Tagging the Shutter Signal
    66
- Jam Immunity
  69
Chapter 4. Differential Operation

73
- Sources of Error
  74
- RTCM 104 Format, Version 3.0
  75
- Base Station
  76
  - Setting up a Differential Base Station
    77
  - Moving Base Operation
    79
    
    Message Rate
    80
    
    Reference Station Health
    81
- Remote Station
  82
  - Recommended Settings for Differential Remote Stations
    84
- SBAS Operation
  85
  - Dual Automatic Mode
    86
  - Dual Manual Mode
    87
  - Using SBAS Data
    88
  - Utilizing Integrity Information
    89
- Beacon Operation
  90
Chapter 5. Coordinate Transformation

99
- Datum to Datum
  100
  - Projection Types
    104
  - Elevation Modeling
    106
Chapter 6. Receiver Commands

107
- Receiver Commands
  109
- Message Formats
  110
  - AJM: In-Band Jam Immunity
    116
  - ANT: Set Antenna Offsets
    117
  - BIT: Operational Diagnostic Tests
    119
  - CRR: Code Correlator Mode
    120
  - CTS: Handshaking Protocol
    122
  - DAP: Doppler Averaging Interval
    123
  - DFO: Remote Station Status
    124
  - DSY: Daisy Chain Communications Mode
    125
  - DTM: Set Reference Datum
    126
  - DUG: GPS/UTC Time Difference
    129
  - DYN: Dynamic Mode
    130
  - EPG: Kinematic Epoch Counter
    131
  - ERM: Set Position Error Mask Values
    132
  - FIX: Fixed Altitude Mode
    134
  - FZN: Select Fixed UTM Zone
    135
  - GRD: Datum to Grid Transformation (Map Projection)
    137
  - HDP: HDOP Mask Value
    138
- HLP: Help
  140
- HST: Start-Up Diagnostic Results
  142
- INI: Initialize the Receiver
  144
- ION: Ionospheric and Tropospheric Modelling
  145
- KFP: Kalman Filter
  147
- KFP,FDE: Kalman Filter Fault Detection and Elimination
  148
- KPI: Known Point Initialization
  149
- LGS: Grid to Grid Transformation
  150
- LTZ: Local Time Zone
  152
- OOP: Output Messages Order
  153
- PDP: PDOP Mask Value
  157
- PMD: Position Mode
  158
- POS: 3-D Antenna Position
  160
- POW: Battery Parameters
  162
- PPO: Point Positioning
  163
- PPS: Pulse Per Second
  164
  - Timing Pulse and Measurement Strobe (Optional)
    165
- PWR: Receiver Power
  166
  - Integrated Differential Optimization
    168
- RIO: Receiver Identification Parameters (Format 2)
  169
- RST: Restore Default Parameters
  171
- SCM: Smoothing Counter Mask
  172
- SEM: Secondary Elevation Mask
  173
- SES,PAR: Session Programming Parameters
  174
- SES,SET: Individual Session Programing
  175
- SMI: Code Measurement Smoothing
  177
- SNM: Signal-To-Noise Mask
  178
  - Satellite Tracking
    179
- SVP: Include/Exclude Satellites for Position Computations
  181
- SVS: Include/Exclude Satellites for Acquisition and Tracking
  182
- UCT,UDD,APT: Add Point for 3-D Datum Transformation
  184
- UCT,UDD,CAL: Calculate Datum Transformation Parameters
  185
- UCT,UDD,EST: Estimating a 3-D Datum Transformation
  186
Chapter 7. Raw Data Commands

203
Chapter 8. NMEA Commands

243
- Message Structure
  246
- NME: Enable/Disable All NMEA Messages
  247
  - ALM: Almanac Message
    248
  - CRT: Cartesian Coordinates Message
    249
  - GGA: 3-D GPS Position
    253
  - GLL: 2-D Position
    256
  - GNS: GNSS Fix Data
    258
  - GRS: Satellite Range Residuals
    259
  - GSA: DOP and Active Satellites
    261
  - GSN: Satellite PRN Number and Signal Strength
    263
  - GST: Pseudo-Range Error Statistics
    265
  - GSV: Satellites in View
    267
  - GXP: Horizontal Position Message
    270
  - LTN: Position Output Latency
    271
  - MSG: Differential Base Station Data
    273
  - PER: Global Output Interval
    284
  - POS: Position Message
    285
  - PTT: Pulse Time Tag
    287
  - RMC: Recommended Minimum Course
    288
  - RRE: Satellite Range Residuals and Position Error
    290
  - SAT: Comprehensive Satellite Tracking Data
    292
  - TCM: Differential Remote Station Status
    295
  - TTT: Photogrammetry Event Marker
    297
  - UKO: UKOOA Message
    298
  - UTM: Universal Transverse Mercator (UTM) Coordinates
    299
  - VTG: Course and Speed over the Ground
    302
  - XMG: Exception Messages
    304
  - ZDA: Time and Date
    305
Chapter 9. Differential Commands

307
- RTCM Commands
  308
- Automatic Differential Mode
  309
- SBAS Commands
  324
  - SBA: Query SBAS Parameters
    325
  - CDU: Channel Data Utilization
    326
  - DAM: Dual Automatic Mode
    327
  - INF: SBAS Information Message
    328
  - INT: Integrity Information
    329
  - MAN: Single Manual SBAS Mode
    330
  - RTC: SBAS to RTCM Interface
    331
  - SAM: Single Automatic Mode
    332
  - USE: SBAS Satellites for Acquisition
    333
- Beacon Commands
  334
  - ADD: Add Frequency
    336
  - ALM: Internal Almanac Message
    337
  - CLR: Clear Never-Use Mark
    338
  - DIR,CLR: Erase Beacon Directory
    339
  - DIR,DEL: Delete Beacon Station from Beacon Directory
    340
  - MOD,AUT,SNG: Set Single Automatic Mode
    341
  - OUT: Serial Port for Output
    342
  - SAV: Save Beacon Parameters
    343
    
    Components of UDM Utility
    346
    
    Creating a New Project
    347
    
    Message Parameters Pane
    348
    
    Warning Window
    350
    
    Editing Message
    351
  - Repair Centers
    360
Appendix B. Floating Point Data Representation

353
- Sign Bit Field
  353
- The Represented Value
  354
  - Double-Precision Float
    355
Appendix C. Global Product Support

360
- Index
  362
  - Operation
    380
  - Magnetic Variation Model
    383

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