AvL Technologies iDirect Interface And Reference Manual

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Appendix D
iDirect Modem
Interface and Reference Guide
Revision R11.9.0
Documentation of the interface between the iDirect modem and the AvL
Technologies AAQ antenna controller, reference information, and troubleshooting
guide.
AvL Technologies
900-159-004

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Summary of Contents for AvL Technologies iDirect

  • Page 1 Appendix D iDirect Modem Interface and Reference Guide Revision R11.9.0 Documentation of the interface between the iDirect modem and the AvL Technologies AAQ antenna controller, reference information, and troubleshooting guide. AvL Technologies 900-159-004...
  • Page 2: Table Of Contents

    3.1. Core Configuration Items .............................. 5 3.1.1. Ethernet Setup ................................. 6 3.1.2. Serial Setup ................................7 3.1.3. iDirect Specific Configuration ..........................7 3.2. Target Configuration Items ............................8 3.3. Signal Configuration Items ............................10 3.4. Feed Configuration Items ............................12 Functional Overview .................................
  • Page 3: Introduction

    Figure 11 – Device Window ..............................14 Introduction This document describes the concepts required to use the iDirect module as part of the AAQ Controller. This module directly supports iDirect modems Evolution X3, X5, X7, and the Evolution 8000 Series. It is recommended that older iDirect modems should be upgraded to software version iDX 3.5.
  • Page 4: Setup Guide

    2.3. Hardware Connection Connect the AAQ antenna controller to the iDirect modem through the desired means. The AAQ controller supports serial (RS232) and Ethernet communications to the iDirect modem and can be configured to use either depending on the necessary networking scheme.
  • Page 5: Serial Communication Connection

    2.3.2. Ethernet Communication Connection When setting the system to communicate by Ethernet, connect both the controller and the iDirect modem to the AvL CIP or other network switch so the controller can query the modem over the network. Ensure power is connected to each device.
  • Page 6: Configuration

    When setting the system to communicate by Ethernet, it is important to make sure the controller has a network path to the iDirect modem so the controller can query the modem over the network. The example shown below represents a typical installation.
  • Page 7: Ethernet Setup

    Modem Figure 5 - Core Configuration Window, System Configuration 3.1.1. Ethernet Setup If configuring to communicate over Ethernet set the iDirect module to use the IP address and Port Number of the iDirect modem. Long Name Level Type Value Range...
  • Page 8: Serial Setup

    Modem 3.1.2. Serial Setup If configuring to communicate over Serial, set the iDirect module to use the RS 232 com port and Port Number of the iDirect modem. Long Name Level Type Value Range Documentation /dev/ttyO0 or The computer device filename for the...
  • Page 9: Target Configuration Items

    0 = Do not use transmit logic Offline Logic 1 = Use transmit logic. Perform offline commands 3.2. Target Configuration Items The two iDirect target configuration items can be accessed using the AAQRemote GUI. Path Main Window  View  Configuration Target Level 1 AvL Technologies | Proprietary –...
  • Page 10: Figure 7 - Target Configuration

    Figure 7 - Target Configuration Long Name Level Type Value Range Documentation The Beam ID the controller will set the iDirect iDirect Beam ID Value 0 - 9999 modem to use during acquisition if ‘iDirect Use Beam Selection’ is set to ‘True’...
  • Page 11: Signal Configuration Items

    Modem 3.3. Signal Configuration Items The controller polls the modem for signal information that is used to correctly point the antenna. In this case the modem’s SNR value is used to peak the signal at its maximum. The following are recommended settings to ensure the movement of the physical antenna is not faster than the polling speed of the signal data.
  • Page 12 Modem PlateauPeaking peaking routines Cross Pattern Azimuth velocity in Coarse Azimuth Float .02 to 1 0.25 degrees/sec for coarse peaking Velocity Cross Pattern Elevation velocity in Coarse Elevation Float .02 to 1 0.25 degrees/sec for coarse peaking Velocity Cross Pattern...
  • Page 13: Feed Configuration Items

    Functional Overview When properly configured, the iDirect modem is fully integrated into the AvL AAQ’s acquisition process, and can be used as a signal source to acquire and track on satellite signals. Once the target satellite has been found, the modem will log into the network and be ready to send traffic.
  • Page 14: Sensor Outputs

    Readout of average signal as read from AAQ Mathematical approximation of signal change over time in coordination iDirect Signal Gradient with “iDirect Gradient Sample Time” config. Item as read from AAQ. AvL Technologies | Proprietary – Content is Subject to Change without Notice...
  • Page 15: Module Window

    Description Rx SNR Reads back the modems singal to noise ratio (signal figure of merit) Modem Locked The locked status of the iDirect modem. AAQ Locked The locked status of the controller. Console Logged in A true or false indicator that shows if the controller has successfully logged into the console interface.
  • Page 16: Issues And Troubleshooting

    AAQ will not communicate to Device Window does not say Info. Modem “iDirect” at the top Check that the iDirect is configured as the Scan, Coarse, and Fine Source for the selected Target Check the configuration items and System in an alarm state make sure the iDirect modem module “iDirect- Not Ready”...

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