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NAVIS NAVIOR-24S - User Manual

NAVIS NAVIOR-24S
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Design Research Lab NAVIS
GPS / GLONASS
Time synchronization
OEM Module
NAVIOR-24S ™
System Designer Reference Manual

Table of Contents

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Summary

CHAPTER 1 Starter Kit

I. Starter Kit

Overview of the starter kit and its components for evaluation.

Product Overview

Description of the NAVIOR-24S as a GPS/GLONASS navigation sensor board.

Starter Kit

Details on the components included in the starter kit for evaluation and troubleshooting.

Receiver Performance

Capabilities of the NAVIOR-24S receiver, including tracking, signal processing, and outputs.

Interface Protocols

Explanation of supported protocols (BINR, NMEA 0183) and DGPS configuration.

Ordering Starter Kit Components

Information and part numbers for ordering the NAVIOR-24S module and starter kit.

Starter Kit Interface Unit

Description of the interface unit's construction, enclosure, and connectors.

Power

Details on power requirements, input voltage, and power supply options.

Connectors

Pin designations and types for COM 1, COM 2, and COM 3 ports.

Hardware Setup

Step-by-step instructions for setting up the starter kit interface unit.

Software Toolkit

Information on software tools (BM_Ctrl, STOREGIS) provided for monitoring and integration.

CHAPTER II Hardware Integration

General Description

Overview of the asynchronous serial port functionality as DCE.

Connectors

Details on Digital IO/Power, Mating, and RF connectors used by the module.

Power Requirements

Specifications for prime power input, including voltage and bypass capacitor recommendations.

Serial Interface

Explanation of the direct CMOS TTL level serial I/O via UART.

Serial Port Connections

Diagram illustrating serial port connections between the receiver and the customer equipment.

Pulse-Per-Second (PPS)

Description of the one microsecond wide, CMOS compatible TTL level PPS output.

Mounting

Guidance on attaching the PCB to an integrator platform using a mating connector.

GPS Antennas

Information on GPS/GLONASS antennas, their frequency range, and placement requirements.

CHAPTER III Software Interface

Start-up

Procedure for starting the NAVIOR-24S receiver and initial signal acquisition process.

Communicating with the NAVIOR-24 S GPS;GLONASS Receiver

Details on supported protocols (BINR, NMEA) and communication via serial ports.

Software Tools

Introduction to user-friendly Windows applications for communication with the receiver.

Port Configuration

Default protocols and port configurations (BINR, NMEA) for the receiver's I/O ports.

Port Protocol and Data Output Options

Explanation of temporal diagrams for 1PPS signal output in BINR and NMEA protocols.

Custom Port Configuration

Methods for changing port adjustments using BINR packet or NMEA messages.

Timing Applications

Discussion on the receiver's use as a source for accurate system timing.

CHAPTER IV Operation and Performance

Introduction

Overview of satellite acquisition, tracking, performance characteristics, and system architecture.

GPS Satellite Message

Details on GPS satellite data transmission, almanac, and ephemeris information.

GLONASS Satellite Message

Information on GLONASS satellite message structure and data flow.

Satellite Acquisition and Time to First Fix

Describes cold-start and warm-start procedures for acquiring satellite signals and achieving fixes.

Satellite Mask Settings

Explanation of default elevation and RMS masks used for satellite screening.

Standard Operating Modes

Details on navigation, fixed position, and averaging modes for position fixing.

Differential GPS Operating Modes

Configuration of DGNSS modes (On/Off) for differential correction data.

Position Accuracy

Factors degrading position accuracy and methods to minimize impacts.

Coordinate Systems

Information on output protocols and the default WGS-84 coordinate system.

Performance Characteristics

Key performance metrics like update rate, dynamic limits, and re-acquisition time.

GPS;GLONASS Timing

How the receiver is used for accurate timing applications and its PPS signal.

Pulse-Per-Second (PPS)

Detailed description of the PPS output signal and its various output modes.

System Architecture

Overview of the receiver's internal components and signal processing flow.

Appendix A Navis Standard Interface Protocol BINR

Interface Scope

Introduction to the BINR protocol for configuring GNSS receivers.

Communication line

Details on the RS-232 serial communication line settings for BINR protocol.

Packet Structure

Format and structure of BINR command and report packets, including DLE stuffing.

Used data types

Explanation of data types and their value ranges used in BINR protocol.

Appendix B Navis Standard Interface Protocol BINR

Interface Scope

Introduction to the BINR protocol for configuring GNSS receivers.

Communication line

Details on the RS-232 serial communication line settings for BINR protocol.

Packet Structure

Format and structure of BINR command and report packets, including DLE stuffing.

Used data types

Explanation of data types and their value ranges used in BINR protocol.

Appendix C BINR Tool kit User’s Guide

Background

Introduction to BM_Ctrl software for controlling NAVIS GPS/GLONASS receivers.

System Requirements

Specifies the PC operating system requirements for running BM_Ctrl.

Running BM_Ctrl

Guidance on getting started with the BM_Ctrl application and its main window.

BINR Tool

Detailed description of various functions within the BINR Tool, e.g., Receiver Test, Settings.

Appendix D NMEA 0183 Communication Interface

NMEA 0183 Communication Interface

Standard characteristics of NMEA 0183 data transmissions.

NMEA 0183 Message Format

Structure of NMEA 0183 messages, including start, ID, data fields, and checksum.

Field Definitions

Specifies definitions for various field types used in NMEA messages.

NMEA 0183 Message Options

Lists the NMEA messages supported by the NAVIOR-24S receiver.

DTM - Datum Reference

Defines the DTM sentence for local geodetic datum and offsets.

GGA - GNSS Fix Data

Details the GGA message format for GNSS fix data.

GLL - Geographic Position - Latitude;Longitude

Describes the GLL message format for geographic position and status.

Appendix E NMEA Tool kit User’s Guide

Storeggs

Explanation of STOREGIS purposes, functions, and system requirements.

Running STOREGIS

Instructions on starting and using the STOREGIS software.

Appendix F Specifications and Mechanical Drawings

NAVIOR-24 S GPS;GLONASS Receiver Specifications

Key features of the NAVIOR-24S GPS/GLONASS receiver.

Performance

Detailed performance specifications including accuracy, acquisition, and limits.

Interface

Technical details on connectors, protocols, electrical, environmental, and physical characteristics.

Appendix G Glossary

2-D GPS mode

Procedure for determining a 2-D position using GPS signals.

2 dRMS

Definition of 2 dRMS as twice the distance root mean squared error.

3-D GPS mode

Procedure for determining a 3-D position using GPS signals.

almanac

Reduced-precision ephemeris parameters used for computing satellite elevation, azimuth, and Doppler.

ASCII

American Standard Code for Information Interchange, a character set for computer communications.

asynchronous communication

Method of sending data where bits are sent at random times, not synchronized to a clock.

auto GPS mode

Automatically determines 2-D or 3-D position based on available GPS satellites and PDOP.

azimuth angle

Angle of the line-of-site vector measured clockwise from true North.

NAVIS NAVIOR-24S Specifications

General IconGeneral
Frequency BandsL1, L2, L5
Receiver TypeGNSS
Data Output FormatNMEA-0183, RTCM 3.x, CMR, CMR+
Position Accuracy (RTK)8 mm + 1 ppm
Operating Temperature-40°C to +75°C
Communication InterfaceUSB