Silicon Radar EasyRadar User Manual

Evaluation kit
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User Guide
Evaluation Kit
EasyRadar
preliminary
Status:
Date:
initial
12 Jul. 16
Version:
Document number:
0.2
RS_120_05
Author:
Silicon Radar GmbH
Filename:
User Guide EasyRadar
- 1 -
|Silicon Radar GmbH
|Im Technologiepark 1
|15236 Frankfurt (Oder) |Germany
|fon +49.335.557 17 60
|fax +49.335.557 10 50
|http://www.siliconradar.com
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1 of 23

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Summary of Contents for Silicon Radar EasyRadar

  • Page 1 |fon +49.335.557 17 60 |fax +49.335.557 10 50 |http://www.siliconradar.com User Guide Evaluation Kit EasyRadar preliminary Status: Date: Author: initial 12 Jul. 16 Silicon Radar GmbH Version: Document number: Filename: Page: RS_120_05 User Guide EasyRadar 1 of 23 - 1 -...
  • Page 2: Table Of Contents

    Connecting to the board using a wireless LAN connection ........8 2.4.2 Connecting the board via USB................... 8 Getting Started with the EasyRadar Sensor Evaluation Kit ............9 The User Interface ......................9 Control Panel (Sensor Setup) ................... 10 3.2.1 COM Panel: ......................
  • Page 3 Communication from sensor module to backend ............. 21 Disclaimer / License ....................... 23 List of Figures Figure 1 EasyRadar Sensor Evaluation Kit and screenshot of the GUI ........4 Figure 2 Screenshot of the Websocket-Server window ..............8 Figure 3 Main window of the EasyRadar WebGUI ...............
  • Page 4: Overview And Package Contents

    EasyRadar Sensor Evaluation Kit Overview and Package Contents Thank you for purchasing the Silicon Radar EasyRadar sensor module. The module is an easy to use, state of the art Radar sensor evaluation system including a high performance target recognition algorithm and WLAN connectivity.
  • Page 5: Overview

    DC-DC conversion to provide single supply from USB or an external DC supply • 1.3 Application The EasyRadar Sensor Evaluation Kit is supposed to be used in laboratory environments only. All regulations of the according Silicon Radar Evaluation Agreement may apply. IMPORTANT: The Radar frontends are able to use a larger bandwidth than allowed in the ISM bands.
  • Page 6: Installation

    Installation 2.1 Hardware Installation The hardware of the EasyRadar Sensor Evaluation Kit consists of two boards and the USB cable. For proper hardware installation, please follow the order given below: First of all, the radar board and the base-band board should be connected to each other •...
  • Page 7: Use Case 2: Power From Standard Source And Communication Over Wlan

    EasyRadar Sensor Evaluation Kit 2.2.2 Use Case 2: Power from standard source and communication over WLAN Connect a 5V source to the control header. Control header 5V supply and connect MT-WR and MR-WT with jumpers. JP5 on µC-Board WiFi Switch On-position 2.3 Control Header...
  • Page 8: Software Installation

    To connect the board via USB, the ST Microelectronics Virtual Com Port driver has to be installed first. Please download it from the ST Webpage: http://www2.st.com/content/st_com/en/products/development-tools/software-development- tools/stm32-software-development-tools/stm32-utilities/stsw-stm32102.html or from the Silicon Radar download page: [link] The second step is to install a 32-bit Java Runtime Environment from: http://www.oracle.com/technetwork/java/javase/downloads/jre8-downloads-2133155.html Please make sure you select a 32-Bit driver or the communication will not work.
  • Page 9: Getting Started With The Easyradar Sensor Evaluation Kit

    Once the WebGUI is launched the main window is displayed (see Figure 3). Figure 3 Main window of the EasyRadar WebGUI The Silicon Radar WebGUI consists of four main panels: the control panel •...
  • Page 10: Control Panel (Sensor Setup)

    EasyRadar Sensor Evaluation Kit 3.2 Control Panel (Sensor Setup) On the left side of the GUI you will find the controls for the interface. It is used to connect to the server, send data to the server and to change the view. It contains the following elements: •...
  • Page 11: Sys Config

    EasyRadar Sensor Evaluation Kit 3.2.2 Sys Config: use pre trigger: can be used to synchronize measurements between multiple modules. If selected and the module is not in self trigger mode, the module expects two trigger commands to execute one measurement. The two triggers have to be sent with a maximum delay of about 40ms or the second trigger is ignored.
  • Page 12: Rf Params

    EasyRadar Sensor Evaluation Kit 3.2.3 RF params: Min / Max frequency: displays the result of the frequency scan. This scan is performed on every reset and when the scan frequency command is sent. Scan / Set Max: performs a frequency scan for the installed frontend to read the maximum achievable bandwidth.
  • Page 13: Scene Controls

    EasyRadar Sensor Evaluation Kit 3.2.6 Scene Controls: rotate scene: enable to let the camera rotate around the center of the drawing area LineCount: change to see more or less datasets going to the background in 3D -View X-axis Divider: change to divide the x-axis in more or less parts 3.2.7 Camera Controls:...
  • Page 14: Status Field And Target List

    EasyRadar Sensor Evaluation Kit 3D- Chart: in 3D-view you can see the history of data, with the z-axis being the time line, so older values move to the back (higher z-values). X and Y like in 2D mode. Phasemarkers: as an extra option you can select to display phase markers on each recognized target.
  • Page 15: Phase Diagramm

    EasyRadar Sensor Evaluation Kit list is updated. Everytime the range bin crosses the CFAR threshold from below, the local maximum is searched and a target is generated. If two target peaks cross the CFAR threshold from below before the range bin goes back underneath the CFAR threshold, then only the first target is marked.
  • Page 16: Understanding The Display

    EasyRadar Sensor Evaluation Kit Understanding the display Figure 4 Screenshot of the main GUI window and elements in the display scene. Viewing a radar target spectrum for the first time might be confusing for the beginner. However, with some practice, it is easy to find targets and understand why some things work while others might not.
  • Page 17: Signal Processing Flow

    EasyRadar Sensor Evaluation Kit 4.1 Signal processing flow Figure 5 Signal flow of the firmware. Data can be extracted at various intermediate stages. t.b.d. Troubleshooting 5.1 Target not recognized A common trouble with Radar sensors is the misalignment of the sensor parameters to the application.
  • Page 18: Firmware Update

    EasyRadar Sensor Evaluation Kit Increasing the guard size may help in such a situation. Firmware Update 6.1 Microcontroller Board To update or change the microcontroller firmware, the board has to be connected to the PC via the USB port. It opens a new mass storage device called NODE_F303RE.
  • Page 19: Hardware

    EasyRadar Sensor Evaluation Kit Run the batch file and the WiFi module gets programmed, indicated by a flashing blue LED. After about 40 seconds programming is finished. Switch SW1 back to the ON position and connect a jumper between MT and WR and MR and WT.
  • Page 20: Communication Protocol

    EasyRadar Sensor Evaluation Kit Communication Protocol The serial communication protocol is divided in two classes: compressed data format (default) and extended data format (can be activated). A detailed description of the communication protocol is provided in the Install_Package folder. 8.1 Compressed Data Format The compressed format is based on readable ASCII characters (valid values range from 0x20 to 0xFF).
  • Page 21: Communication From Sensor Module To Backend

    EasyRadar Sensor Evaluation Kit RFE_Config: • o Base frequency of the frontend [uint19]. This frequency should be within the ISM band. o VCO divider value [uint13]: ratio of RF frequency to divider output PLL_Freq: • o Ramp bandwidth in MHz as RF frequency [int16], can be positive or negative.
  • Page 22: Figure 10 Communication Protocol Definition

    EasyRadar Sensor Evaluation Kit UID[uint96]: 96-bit UID extracted from the processor’s UID bit field. This frame is returned after a • successful change of configuration. Figure 10 Communication protocol definition. - 22 -...
  • Page 23: Disclaimer / License

    Silicon Radar GmbH 2015 The information contained herein is subject to change at any time without notice. Silicon Radar GmbH assumes no responsibility or liability for any loss, damage or defect of a Product which is caused in whole or in part...

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