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Topcon TopPad Reference Manual

Topcon TopPad Reference Manual

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  • Page 3 Rev B ©Copyright Topcon Positioning Systems, Inc. May, 2006 All contents in this manual are copyrighted by Topcon Positioning Systems, Inc. All rights reserved. The information contained herein may not be used, accessed, copied, stored, displayed, sold, modified, published, or distributed, or otherwise reproduced without the expressed written consent from Topcon Positioning Systems, Inc.
  • Page 4 ECO#2775...

  • Page 5: Table Of Contents

    Table of Contents Preface ..............v Terms and Conditions ............v Manual Conventions ............viii What’s New with TopPAD ........ix Chapter 1 Introduction ............1-1 Surveying Overview ............1-2 GPS Overview ............1-2 Calculating Positions .......... 1-3 GPS Positioning ..........1-4 Conclusion ............
  • Page 6 Set up a Rover System for GIS Mapping .... 2-22 Verifying Satellite Status in RT DGPS Surveys ..2-23 Logging Raw Data in PP DGPS Surveys ....2-25 Using TopPAD with a GMS-2 Camera ..... 2-26 Chapter 3 TopPAD Software Reference ......3-1 Security ................
  • Page 7 Config: EGNOS ..........3-25 Config: OmniSTAR ..........3-26 Config: Rover Antenna ........3-27 Config: Survey Parameters ......... 3-27 Config: Advanced ..........3-28 Additional TopPAD Options ........3-29 Starting the Base .............. 3-30 Start Base ..............3-30 Feature Attributes ..........3-32 Find ..............3-33 Field Browser .............
  • Page 8 Table of Contents Image Capture ............. 3-56 Radio Configuration ............3-57 TopPAD Reference Manual...

  • Page 9: Preface

    (the “Product”). The materials available in this manual (the “Manual”) have been prepared by Topcon Positioning Systems, Inc. (“TPS”) for owners of Topcon products. This Manual is designed to assist owners with the use of software (the “Software”) to be used with the Product and its use is subject to these terms and conditions (the “Terms and Conditions”).
  • Page 10 TPS. Windows® is a registered trademark of Microsoft Corporation. Bluetooth® is a registered trademark owned by Bluetooth SIG, Inc. and is used by Topcon Positioning Systems, Inc. under license. Sokkia Corporation and the names of Sokkia Corporation products referenced herein are either trademarks or registered trademarks of Sokkia Corporation.
  • Page 11 LICENSE AGREEMENT programs or software supplied by TPS or downloaded from a TPS website (the “Software”) to be used with a Topcon Product constitutes acceptance of these Terms and Conditions in this Manual and an agreement to abide by these Terms and Conditions. The user is...

  • Page 12: Manual Conventions

    Preface Improper use of a Topcon Product can lead to injury to SAFETY persons or property and/or malfunction of the Product. The Product should only be repaired by authorized TPS warranty service centers. Users should review and heed the safety warnings in the manual accompanying the Product.

  • Page 13: What's New With Toppad

    See “Point Information” on page 3-54. When TopPAD is installed on a GMS-2, a picture can be taken of the waypoint. See “Points – Image Capture” on page 3-55 or “Using TopPAD with a GMS-2 Camera” on page 2-26 for more information.
  • Page 14 What’s New with TopPAD Various types of Base radios for RT DPGS configurations can be configured using TopPAD. See “Config: Base Radio (For RT/ Network DGPS)” on page 3-10. Various modem types can be configured. See “Surv Config” on page 3-6 for more information.

  • Page 15: Chapter 1 Introduction

    GIS-related applications. TopPAD uses the ArcPad shell from ESRI as the basis of features designed for Topcon receivers and controllers. TopPAD includes features for creating survey configurations, starting a Base station, viewing tracked satellites, and switching between Bluetooth®...

  • Page 16: Surveying Overview

    (ephemerides, almanacs, time frequency corrections, etc.). • Control – Ground stations located around the Earth that monitor the satellites and upload data, including clock corrections and new ephemerides (satellite positions as a function of time), to ensure the satellites transmit data properly. TopPAD Reference Manual...

  • Page 17: Calculating Positions

    Surveying Overview • User – The community and military that use GPS/GLONASS receivers and the corresponding satellites to calculate positions. Calculating Positions Each GPS satellite continuously transmits signals on two carrier frequencies known as L1 and L2 carriers. The L1 carrier is modulated with a Coarse Acquisition Code (C/A code) and a Precise Code (P code).

  • Page 18: Gps Positioning

    This overview simply outlines the basics of GPS and GLONASS positioning. A number of differential positioning implementations exist, including post-processing surveying, real-time kinematic (RTK) surveying, maritime radio beacons, geostationary satellites (such as OmniSTAR service), and the wide area augmentation system (WAAS/EGNOS) service. TopPAD Reference Manual...

  • Page 19: Dgps Overview

    Surveying Overview DGPS Overview DGPS, or Differential GPS, typically uses the measurements from two or more remote receivers to calculate difference (corrections) between measurements, thus providing more accurate position solutions. With DPGS, one receiver is placed at a known, survey location and is referred to as the reference receiver or base station.

  • Page 20: Coastal Navigation Beacons Dgps Service

    OmniSTAR boards and a subscription to the OmniSTAR service can then receive these differential corrections for sub-meter survey accuracies. OmniSTAR is an international service company offering worldwide, real-time, DGPS services. Visit the OmniSTAR website for more information (www.omnistar.com). TopPAD Reference Manual...

  • Page 21: Waas/Egnos Dgps Service

    Surveying Overview WAAS/EGNOS DGPS Service The Wide Area Augmentation System (WAAS) is a satellite-based system developed by the Federal Aviation Administration (FAA) in the United States. WAAS is designed to improve the accuracy and availability of, as well as ensure the integrity of, information broadcast from GPS satellites.

  • Page 22: Toppad And Gis Systems

    Introduction TopPAD and GIS Systems TopPAD can be used with a number of GIS systems, such as various geodetic mapping systems (GMS) from Topcon. In these systems, TopPAD provides the mapping and management tools required for advanced GIS mapping. TopPAD provides advanced When installed on the GMS-2, functionality in a single hand-held unit for mapping and surveying.

  • Page 23: Installing Toppad

    Navigate to the CD’s files using Explorer and open the TopPAD folder. 3. Click the TopPAD setup icon to run the install program and click Next on the Welcome screen. The TopPAD program is extracted to the computer and prepared for installing onto the controller.

  • Page 24: Uninstalling Toppad

    Click Yes to install TopPAD into the default directory on the controller (Figure 1-6). If TopPAD is already installed, ActiveSync will ask to uninstall it from the controller. When ActiveSync completes the uninstall process, double-click the TopPAD setup icon to have ActiveSync install the software on the controller.

  • Page 25: Starting Toppad

    Starting TopPAD Starting TopPAD To start TopPAD, double-tap the TopPAD icon on the controller’s desktop screen. Upon initial startup, TopPAD requires authorization codes to properly run (Figure 1-8). Record the key value and contact your Topcon Dealer with the following information to receive a security •...
  • Page 26 Introduction Notes: TopPAD Reference Manual 1-12...

  • Page 27: Toppad Getting Started Guide

    Chapter 2 TopPAD Getting Started Guide TopPAD combines the power of ESRI ArcPAD field software with a special user interface and hardware support specifically designed for Topcon GIS Mapping systems. The following sections provide basic setup and operating procedures for typical mapping projects using TopPAD.

  • Page 28: Setting Toppad Options

    TopPAD Getting Started Guide Setting TopPAD Options TopPAD options apply the protocol and WGS84 datum for Topcon receivers, as well as connectivity parameters. Refer to the ArcPad manual for details on setting other options. 1. Press the Options button on the Main toolbar to display the Options screen.
  • Page 29 • Enable Averaging – always enable when working with TopPAD to ensure proper data processing. If disabled, the “Number of positions to average” fields will be set to one (1). • Number of positions to average – automatically determined based PP DGPS survey configuration parameters.

  • Page 30: Applying Survey Configurations

    Once a survey configuration is created and saved, it can be selected for any future use (Figure 2-4). 1. Press the Config button on the TopPAD toolbar to display the Surv Config screen. 2. Select a configuration from the drop-down box.

  • Page 31: Creating A Configuration

    When creating a GPS+ configuration, select a pre-defined configuration to edit or create a new one. 1. Press the Config button on the TopPAD toolbar to display the Surv Config screen (Figure 2-4). 2. Tap the Browse (...) button on the Surv Config screen. The Configurations screen displays (Figure 2-5).
  • Page 32 TopPAD Getting Started Guide 5. On the Base Recvr screen, select and enter the following parameters for the type of survey. Press Next (Figure 2-7). • For RT DGPS configurations, select the DGPS format and enter the elevation mask. • For PP DGPS configurations, enter the elevation mask and select Raw Data Logging parameters.
  • Page 33 Pre-Survey Configurations Figure 2-8. Configure RT DGPS Base Radio – UHF Example 7. On the Base Ant screen (Figure 2-9), select the type of antenna used and set measurement parameters. Press Next. Figure 2-9. Configure the Base Antenna 8. On the Rover Recvr screen, select and enter the following parameters for the type of survey.
  • Page 34 TopPAD Getting Started Guide RT DGPS PP DGPS Network DGPS Figure 2-10. Configure the Rover Receiver – RT DGPS/PP DGPS/Network DGPS 9. Select the desired method for connecting to the modem, either via the controller or a connection to the receiver (Figure 2-11).
  • Page 35 Pre-Survey Configurations 10. Select the modem connection parameters for the select connection type as described in Table 2-1. Table 2-1. Modem Connection Parameters If connecting to the modem via a receiver, If connecting to the modem via a controller, navigate through the screens for entering Internet, NTRIP Server, and Receiver information.
  • Page 36 TopPAD Getting Started Guide 11. For RT DGPS configurations, enter the Beacon, WAAS/EGNOS, CDPG, or OmniSTAR Survey parameters depending on the selected correction type (Table 2-2). Press Next. Table 2-2. Differential Correction Parameters For Beacon configurations: Select the Country in which the Beacon station resides and the Station closest to your position.
  • Page 37 Pre-Survey Configurations Table 2-2. Differential Correction Parameters (Continued) For OmniSTAR-VBS/OmniSTAR- HP configurations: Select the same satellite that you subscribed to. The receiver will be ready to work when it logs on to the correct satellite signal and the subscription is valid. 12.
  • Page 38 TopPAD Getting Started Guide 13. On the Survey Parms screen, enter the following data collection parameters for the survey (Figure 2-13). Press Next. Note the following for entering averaging numbers: • In PP DGPS mode, the numbers entered here NOTE will be used to compute averaging.

  • Page 39: Creating A New Layer (Shapefile)

    Pre-Survey Configurations Figure 2-14. Set Advanced Parameters for the GPS+ Mode 15. Press Finish to save the configuration and return to the Survey Config screen. With the configuration selected, press OK to apply the configuration to the job. Creating a New Layer (Shapefile) Shapefiles store all data (positional information and attributes for the feature) for a project, including GPS positions, attributes associated with features, and images taken with an integrated camera.
  • Page 40 TopPAD Getting Started Guide Figure 2-15. Add New Code to Layer (Shapefile) 3. On the Code screen, enter a name for the code and select the code type. Press OK to save (Figure 2-16). Figure 2-16. Select Parameters for Code 4.
  • Page 41 Pre-Survey Configurations Figure 2-17. Add an Attribute to a Code 6. On the Feature-Attributes screen, press OK. 7. On the New Layer screen, select a location in which to save the shapefile. Press OK (Figure 2-18). The default name of the file is the same as the code name;...

  • Page 42: Importing Waypoints

    TopPAD Getting Started Guide Importing Waypoints Waypoints are measured points along a route used for navigation. TopPAD imports waypoints from text and LandXML files. 1. Press the Import Waypoints button to display the Type And Format screen (Figure 2-19). 2. Select the type of file to import from. For Text files also select ASCII file properties (Figure 2-19).
  • Page 43 Pre-Survey Configurations 4. For text files, select the delimiter and file format (Figure 2-21). Press Next. To create a custom file, see “Creating a Custom File Format” on page 2-18. 5. Select coordinate system parameters (Figure 2-21). Press Next. Figure 2-21. Select Text File and Coordinate System Parameters 6.

  • Page 44: Creating A Custom File Format

    TopPAD Getting Started Guide Creating a Custom File Format 1. Press the Import Waypoints button. Select “Text” as the format type and press Next. 2. Continue through the screens until the Text File Format screen displays (Figure 2-23). 3. On the Text File Format screen, press Add Format. To edit a current custom format, select the format and press Edit Format.

  • Page 45: Gis Mapping Using Toppad

    GIS Mapping Using TopPAD GIS Mapping Using TopPAD TopPAD provides an easy-to-use interface for GIS mapping jobs and collecting GIS data. TopPAD allows provides functions for three types of GIS mapping projects: Real-Time DGPS, Post-Process DGPS, and Network DGPS. • A PP DGPS survey uses a Base and Rover setup. The Rover receives corrections from the Base station.

  • Page 46: Setting Up Hardware

    Setting up Hardware GIS mapping projects can be performed with a variety of hardware. The following steps present general setup information using TopPAD. Refer to your System’s documentation for specific details. Set up the Base Station for PP DGPS Surveys...
  • Page 47 GIS Mapping Using TopPAD 3. If the current map has more than one layer, select the feature attribute for the Base point. Use one of the following methods for assigning/finding the attribute(s) for the point described below. Method 1 Method 2...

  • Page 48: Set Up A Rover System For Gis Mapping

    TopPAD Getting Started Guide 4. Tap Start Base (Figure 2-24 on page 2-20) to set the receiver as a Base transmitting data. The selected base name and attributes are sent to the receiver. • If attributes were assigned (rather than searched for), a new point is created and saved to the selected layer.

  • Page 49: Verifying Satellite Status In Rt Dgps Surveys

    GIS Mapping Using TopPAD Verifying Satellite Status in RT DGPS Surveys The Status button on the TopPAD toolbar is enabled only in the RT DGPS mode when OmniSTAR or Beacon corrections have been selected in the configurations. press the Satellite Status To check OmniSTAR status information, button.
  • Page 50 TopPAD Getting Started Guide press the Satellite Status To check Beacon status information, button. The Beacon Status screen displays information on the Beacon source for differential GPS corrections (Figure 2-29), as well as the following information: • The station that broadcasts the differential corrections for the rover.

  • Page 51: Logging Raw Data In Pp Dgps Surveys

    1. To log raw data to the Rover receiver, press the Raw Data Logging button on the TopPAD toolbar (Figure 2-30 on page 2-25). 2. If the “user-defined filename” parameter is enabled in the configuration, enter the name of the files.

  • Page 52: Using Toppad With A Gms-2 Camera

    Using TopPAD with a GMS-2 Camera The GMS-2 hand-held system incorporates digital imaging technology for capturing pictures of a waypoint or other location. When capturing pictures using TopPAD, the image data includes a GPS coordinate location, compass bearing, and other attribute information.

  • Page 53: Toppad Software Reference

    Security Upon initial startup, a Security screen displays requesting access code to begin using TopPAD (Figure 3-1). Record the Key value of the device and contact your Topcon dealer to acquire a Security ID code. Figure 3-1. TopPAD Security Screen...

  • Page 54: Main Screen

    TopPAD Software Reference Main Screen The TopPAD main screen (Figure 3-2) has the following components: • Toolbars – three ArcPad™ toolbars (Main, Browse, and Edit) and one TopPAD toolbar. • Work Area – displays the current map panning frame. • Scale Bar/Status Bar – shows the status of data received.
  • Page 55 Main Screen Table 3-1 describes the TopPAD toolbar buttons. Table 3-1. TopPAD Toolbar Buttons Icon Description Configuration Selects and configures the GPS survey configuration for Topcon receivers. Start Base Sets up the Base receiver and starts logging raw data for post processing.

  • Page 56: Gps Configurations And Options

    Descriptions on all the other options in this sheet are provided in the ArcPad manual. Protocol The Protocol page is used to set the TopPAD protocol and WGS84 datum for Topcon’s receivers (Figure 3-4). Figure 3-4. TopPAD Options – Protocol Do not enter any GPS initialization string.

  • Page 57: Gps

    Enable Averaging should always be enabled (checked) when working with TopPAD to ensure proper data processing. If Averaging is disabled, the program will automatically reset averaging to be enabled with Number of positions to average set to 1 for both Points and Vertices.

  • Page 58: Alerts

    Surv Config Pressing on the Config button brings up the Select Survey Configuration screen (Figure 3-7 on page 3-7). TopPAD allows the user to save the different DGPS configurations created. • The GPS+ Config Name drop-down box displays all the available configurations, with the currently set configuration selected.

  • Page 59: Configurations

    GPS Configurations and Options Figure 3-7. Select Survey Configuration Configurations The Configurations screen presents a list of available configurations (Figure 3-8). Editing and adding of a configuration is accomplished with the help of a wizard. • Delete – deletes the highlighted configuration. •...

  • Page 60: Config: Survey

    TopPAD Software Reference Config: Survey The Config: Survey screen contains general settings for the configuration (Figure 3-9). • Name – the name of the configuration that will be displayed in the Configurations screen • Type – the type of the configuration; Real Time DGPS, PP DGPS or Network DGPS.

  • Page 61: Config: Base Receiver

    GPS Configurations and Options For Real Time DGPS Config: Survey for RT and Network DGPS and Network DGPS configurations, the Config: Survey screen will have the Corrections field (Figure 3-10). • Corrections – the type of correction data used. It can be User Base, Beacon, WAAS, CDGPS, EGNOS, OmniSTAR-VBS and OmniSTAR-HP for Real Time DGPS configuration or VRS, FKP, Single Base and External Config for Network DGPS...

  • Page 62: Config: Base Radio (For Rt/Network Dgps)

    TopPAD Software Reference • External Receiver – for the GMS-2 unit, select whether using the internal GMS-2 receiver or an external receiver. Connectivity to external receivers can be chosen from Cable, External Bluetooth and Internal Bluetooth. • Back – returns to the previous screen.

  • Page 63: Base Modem Config

    GPS Configurations and Options • Next – opens different configuration screens based on the modem selected. • Finish – saves the changes and returns to the Surv Config screen. All settings will be transmitted only when using the configuration. Figure 3-12. Config: Base Radio Base Modem Config Depending on the radio modem selected, one of the following screens will display after pressing Next on the Config: Base Radio screen:...
  • Page 64 (Figure 3-14 on page 3-13). • Protocol – selects the protocol for data transmission: either TPS, Topcon FCS mode to scan for the best channel to communicate on or PDL to communicate with the rover PDL radio. • Channel – selects a dedicated channel for the PDL protocol.
  • Page 65 GPS Configurations and Options • Finish – saves changes and returns to the Surv Config screen. All the settings will be transmitted only when the configuration is used. Figure 3-14. UHF Modem The Pacific Crest Radio screen contains Config Pacific Crest Radio the following parameters (Figure 3-15).
  • Page 66 TopPAD Software Reference The Satel Radio screen contains following Config Satel Radio parameters (Figure 3-16). • Model – the model of the radio. • Channel – the channel of the radio. • Frequency – the frequency of the radio. • Back – returns to the previous screen.

  • Page 67: Config: Base Antenna

    The Config: Base Antenna screen contains settings for the antenna connected to the Base (Figure 3-18 on page 3-16). • Ant type – the type of the Topcon antenna being used for survey. It can be CR-3, CR-3 with Cone, CR-4, CR-4 with Cone, GMS2...

  • Page 68: Config: Rover Receiver

    TopPAD Software Reference Figure 3-18. Config: Base Antenna Config: Rover Receiver The Config: Rover Recvr screen contains Rover settings. the screen contains the following For Real Time DGPS surveys, parameters (Figure 3-19 on page 3-17). • DGPS format – the format of the rover receiver differential corrections received from the base;...
  • Page 69 GPS Configurations and Options Figure 3-19. Config: Rover Receiver – RT DGPS the screen contains the following parameters For PP DGPS surveys, (Figure 3-20). • Elevation Mask – data from satellites below this elevation will not be used. • Raw Data Logging – the set of logging parameters; log to the receiver or the controller, set the logging rate and select if the name of the raw data file is automatically generated or user- defined.
  • Page 70 TopPAD Software Reference the screen contains the For Network DGPS configurations, following parameters (Figure 3-21). • Elevation Mask – data from satellites below this elevation will not be used. • Protocol – the protocol to receive the RTK corrections – NTRIP: from a NTRIP Caster.

  • Page 71: Config: Modem (Modem Connect)

    GPS Configurations and Options Figure 3-22. Config: Rover Receiver – TCP/IP protocol Config: Modem (Modem Connect) On the Config Modem screen, select the desired parameters for connecting to the modem (Figure 3-23). • Modem Connect – select either Controller or Receiver to connect the modem to.

  • Page 72: Config: Modem (Internet Info)

    TopPAD Software Reference Config: Modem (Internet Info) The Config: Modem screen contains settings for Internet information for the selected modem (Figure 3-24 on page 3-20). • IP Address – the IP Address to be added. • IP address list – the list of all IP Addresses used.

  • Page 73: Config: Modem (Receiver Info)

    GPS Configurations and Options Figure 3-25. Config: NTRIP Config: Modem (Receiver Info) The Config: Modem screen contains information for the selected receiver (Figure 3-26 on page 3-22). • Virtual Radio Port – Virtual Port for AIM (Advanced Input Mode). • Enable GGA – Enables GGA transmission messages. Only available if Single Base was selected as the Correction type on the Config: Survey screen or if the Network protocol on the Rover Recvr screen was selected as TCP/IP and the modem...

  • Page 74: Config: Rover Radio

    TopPAD Software Reference Figure 3-26. Config: Modem – Receiver Info Config: Rover Radio The Config: Rover Radio screen contains parameters for the radio modem connected to the Rover receiver (Figure 3-27 on page 3-23). • Radio Modem – the type of modem.

  • Page 75: Config: Beacon

    GPS Configurations and Options Figure 3-27. Config: Rover Radio Config: Beacon The Config: Beacon screen contains settings for a radio-beacon source of differential GPS corrections (Figure 3-28). • Country – the country where the radio-beacon differential service is located. • Station – the station that broadcasts differential corrections for the Rover.

  • Page 76: Config: Waas

    TopPAD Software Reference Config: WAAS The Config: WAAS screen (Figure 3-29) contains settings for the WAAS source of differential correction data. • Channel 1 and Channel 2 – two receiver channels that can be allocated to WAAS satellites • WAAS PRN # – the WAAS satellite’s PRN number.

  • Page 77: Cdgps Radio

    GPS Configurations and Options CDGPS Radio The CDGPS Radio screen contains settings for the CDGPS radio to receive differential correction data (Figure 3-30 on page 3-25). • Receiver Port Connected to Radio – contains parameters for the connection port: port, parity, number of data bits, baud rate, and the number of stop bits.

  • Page 78: Config: Omnistar

    TopPAD Software Reference – Use sat only if avail: use only the satellites for which ionospheric corrections are available. • Back – returns to the previous screen. • Next – opens the Config: Rover Antenna screen. • Finish – saves changes and returns to the Configurations screen.

  • Page 79: Config: Rover Antenna

    The Config: Rover Antenna screen contains settings for the antenna connected to the Rover (Figure 3-33). • Ant Type – the type of Topcon antenna. • Ant Ht – the height of the antenna. • Meas Type – the type of antenna height measurement; either Vertical (measuring to ARP, antenna reference point) or Slant (measuring to the edge of the antenna).

  • Page 80: Config: Advanced

    TopPAD Software Reference • Num Epochs to Avg: Vertices – sets the number of epochs used for averaging for vertices. • Streaming Vertices Int – sets the interval for streaming vertices • Back – returns to the previous screen. • Next – opens the Config: Advanced screen.

  • Page 81: Additional Toppad Options

    GPS Configurations and Options Figure 3-35. Config: Advanced Additional TopPAD Options Along with the other options listed in the TopPAD Options screen, note the following. • Display Units under the Display page are applicable only to the scale bar, the Geography page of the Feature Properties dialog...

  • Page 82: Starting The Base

    TopPAD Software Reference Figure 3-37. TopPAD Options – Path Starting the Base When a PP DGPS or User Base RT DGPS survey type configuration is selected, set a receiver as a Base for transmitting data. Start Base Click the Start Base button available only for PP DGPS and User Base RT DGPS survey types to start the Base.
  • Page 83 Starting the Base • – brings up the Find dialog, which allows the user to search for specific attributes within the selected the shapefile, and select those to be set for the base point. This button is available when at least one point layer is present in the current map. •...

  • Page 84: Feature Attributes

    TopPAD Software Reference PP DGPS User Base RT DGPS Figure 3-38. Start Base Feature Attributes The Feature Attributes screen allows the user to enter the values for attributes of the selected base point layer (Figure 3-39). • All the attributes of the selected point layer are indicated in the left side column of the list.

  • Page 85: Find

    Starting the Base Find The Find screen allows the user to search for existing features in a point layer using a search query (Figure 3-40 on page 3-34). The attributes associated with the selected feature are then set for the base. •...

  • Page 86: Field Browser

    TopPAD Software Reference Figure 3-40. Find (Examples of Search Criteria) Field Browser The Field Browser screen lists all the point files in the current map along with their attributes (Figure 3-41). • The point file names tree lists all the point layers in the current map.

  • Page 87: Raw Data Logging

    Raw Data Logging Raw Data Logging When a PP DGPS survey type configuration is selected, raw data is logged to the Rover for post-processing. Start raw data logging for the Rover in the PP DGPS survey mode before performing any survey work for obtaining post process corrections.

  • Page 88: Status

    TopPAD Software Reference Status The OmniSTAR and Beacon status can be observed by pressing on the Status button. This button is enabled only in the RT DGPS mode, when OmniSTAR or Beacon corrections have been selected in the configurations. OmniSTAR Status The OmniSTAR Status screen displays information on the OmniSTAR source for differential GPS corrections (Figure 3-43).

  • Page 89: Beacon Status

    Status Beacon Status The Beacon Status screen displays information on the Beacon source for differential GPS corrections (Figure 3-44). • Station – the station that broadcasts the differential corrections for the Rover. • Status – displays the version of the Beacon board in the receiver, the Beacon frequency, and the signal-to-noise ratio of the received signal.

  • Page 90: Import Waypoints

    TopPAD Software Reference Import Waypoints Points can be imported from text and Land XML files for navigational purposes. The Import WayPoints button launches a Wizard for achieving this purpose. Type and Format The Type And Format screen allows selection of the format of the import file along with some of its properties (Figure 3-45).

  • Page 91: Import From

    Import Waypoints Import From <Format> The Import From <Format> screen browses directories from which to select the file to import data from (Figure 3-46). • Type – specifies the extension for the filename. • Name – the name of the imported file. •...

  • Page 92: Custom Style

    TopPAD Software Reference • Next – opens the Coordinate System screen. Figure 3-47. Text File Format Custom Style Using the arrows, move the necessary items from the Available column to the Order column in the desired order (Figure 3-48). • Save – saves the File Style and returns to the Text File Format screen.

  • Page 93: Coordinate System

    Import Waypoints Coordinate System The Coordinate System screen contains the coordinate system information of the selected import file (Figure 3-49). • Projection – specifies the projection to be used. The button opens the Choose Projection screen where a projection can be selected from a list of predefined projections.

  • Page 94: Choose Projection

    TopPAD Software Reference Choose Projection The Choose Projection screen browses directories from which to select the projection file (Figure 3-50). • Type – specifies the extension for the filename. • Name – the name of the projection file. • OK – approves the selection and returns to the Coordinate System screen.

  • Page 95: Import Status

    Shapefile Creation Import Status The Import Status screen reflects the import process and contains a progress bar and a comments window. Press the Close button to return to the main screen (Figure 3-52). Figure 3-52. Import Status Shapefile Creation New shapefiles can be created and added to the current map. Feature –...

  • Page 96: Code

    TopPAD Software Reference • Edit – opens the applicable Code or the Attributes screen with the properties of the highlighted entry. Available only for newly added codes. • Add – opens the applicable blank Code or Attributes screen. A new attribute can be added if at least one code exists and is highlighted.

  • Page 97: Attributes

    Shapefile Creation Figure 3-54. Code Attributes The Attributes screen contains an attribute’s parameters (Figure 3-55 on page 3-46). • Attribute Name – the name of the attribute/field. • Type – sets the type of the attribute – Text: if the attribute value is an alphanumeric string. –...
  • Page 98 TopPAD Software Reference Figure 3-55. Attributes For the Menu type attribute, the set of admissible values can be entered in the text field and added to the list with the Add button (Figure 7-4). Figure 3-56. Attributes – Menu TopPAD Reference Manual...

  • Page 99: New Layer

    Shapefile Creation New Layer The New Layer screen browses directories for saving the shapefiles in (Figure 3-57). • Type – specifies the extension for the filename. • Name – the name of the layer file. • OK – creates the shapefiles with required attributes for the newly added codes, adds them to the current map, creates data entry forms for these, and returns to the main screen.

  • Page 100: Customizing Data Entry Forms

    TopPAD Software Reference Customizing Data Entry Forms The data entry forms created by TopPAD after adding features and attributes in the Features-Attributes screen can be further customized to add data validation and set range of values from the button. Select Shapefile The Select Shapefile screen selects the shapefile whose data entry forms need to be customized (Figure 3-58).
  • Page 101 Customizing Data Entry Forms • – moves the selected attribute in the Fields in shapefile to Fields to include in form list. • – adds all the attributes in the shapefile to the Fields to include in form list. • –...

  • Page 102: Field: Name

    TopPAD Software Reference Field: Name The Field: Name screen accepts customized parameters and validation for the specific attribute/field in the data entry form. This screen gets displayed as many times, as the number of fields in the Fields to include in form list in the Select Fields to Include screen.
  • Page 103 Customizing Data Entry Forms The Pick List page allows entering of range of values for the attribute. This page remains the same for the Text, Menu and Numeric types, and is not available for the Boolean and Date types (Figure 3-61 on page 3-52).
  • Page 104 TopPAD Software Reference Figure 3-61. Field: Name – Pick List For attribute type of Numeric, not only are the parameters as for Text are accepted in the General page but also Min and Max values for the numbers are accepted (Figure 3-62).
  • Page 105 Customizing Data Entry Forms When the attribute type is Boolean/Logical, the screen only accepts a subset of the parameters as that for Text and Numeric, as shown below (Figure 3-63). Figure 3-63. Logical Field For attribute type of Date, the only additional parameter accepted is that of Use the current date as the default which checks if the current date is to be always used as the default date (Figure 3-64).

  • Page 106: Point Information

    TopPAD Software Reference Point Information Click on the main screen to set attributes, antenna measurement, and image capture information for a point. Points – Attributes The Attributes page contains all current parameters for the point’s attributes (Figure 3-65). Use the text and drop-down boxes to change any attribute.

  • Page 107: Points - Image Capture

    Point Information Figure 3-66. Points – Antenna Points – Image Capture The Image Capture page lists current images taken with the GMS-2 digital camera (Figure 3-67). • Image list – pictures currently associated with the waypoint. • Remove – tap to remove an image. •...
  • Page 108 TopPAD Software Reference Image Capture The Image Capture screen has the following options for taking pictures with a GMS-2 camera (Figure 3-68). • Image area – shows the current zoom and area of the digital camera. • – zoom in on image.
  • Page 109 Radio Configuration Radio Configuration The Config: Radio screen contains the parameters of the radio modem to set (Figure 3-69). • Radio Connected to – select either Base or Rover to connect the radio to. • Type – shows the selected radio type. •...
  • Page 110 TopPAD Software Reference Notes: TopPAD Reference Manual 3-58...
  • Page 112 Topcon Positioning Systems, Inc. 7400 National Drive, Livermore, CA 94551 800∙443∙4567 www.topcon.com ISO 9001:2000 FM 68448 TopPAD Reference Manual P/N: 7010-0731 Rev B 05/06 500 ©2006 Topcon Corporation. All rights reserved. No unauthorized duplication.

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