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Melexis EVB90614 User Manual

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USER MANUAL
MLX90614 Evaluation board
MLX90614 Single and Dual zone Infra Red
thermometer Evaluation Board
EVB90614
User Manual
390129061401
Page 1 of 20
User Manual
Rev 001
Oct/2006

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Summary of Contents for Melexis EVB90614

  • Page 1 USER MANUAL MLX90614 Evaluation board MLX90614 Single and Dual zone Infra Red thermometer Evaluation Board EVB90614 User Manual 390129061401 Page 1 of 20 User Manual Rev 001 Oct/2006...

  • Page 2: Table Of Contents

    3 Installing the software ....................3 4 Getting started with MLX90614 evaluation board ............4 4.1 MLX90614 evaluation board overview ..............................4 4.2 Connecting the EVB90614 evaluation board ............................5 5 Getting started with MLX90614 Configurator ............... 5 5.1 MLX90614 Configurator overview ................................ 5 5.2 Working with MLX90614 Configurator..............................

  • Page 3: Introduction

    • CD-ROM drive (for use with the accompanying CD) • Microsoft Windows 98, Second Edition (98SE), Windows 2000 Desktop or Windows XP Note1: EVB90614 is HID USB device and will require no drivers on PCs that support HID class USB devices (except Microsoft Windows 98, Second Edition (98SE)).

  • Page 4: Getting Started With Mlx90614 Evaluation Board

    4. Button “start” 5. Button “reset” 6. RGB status LED 7. USB "B" Receptacles The EVB90614 board receives its power supply only from the USB cable (Bus-Powered Device). External power supply source is not needed. 390129061401 Page 4 of 20...

  • Page 5: Connecting The Evb90614 Evaluation Board

    USB hub connected to the host system, and to the USB connector on the board. The LED will shine in BLUE. 3. EVB90614 evaluation board is HID compliant device so a special USB device driver is not needed (except when using Window 98 & 98SE).
  • Page 6 USER MANUAL MLX90614 Evaluation board The Configurator automatically recognizes the module type, address and voltage supply (Fig.5.1). The status LED is shinning GREEN. Fig.5.1 If there is no thermometer module inserted on the EVB or the module is not a MLX90614, the user will be notified (Fig.5.2).
  • Page 7 MLX90614 infrared modules’ configuration. Opens “Advanced” window from which user can upgrade EVB firmware, change measuring unit of the temperature scale and relocate the log file. Opens current EVB90614 User Manual. It is recommended to check www.melexis.com for updates and related documents.

  • Page 8: Configuration Of Mlx90614 Modules

    USER MANUAL MLX90614 Evaluation board Module type and SMBus slave address identification fields. 5.3 Configuration of MLX90614 modules From the main panel push the button Config. ”Configuration utility” window is opened (Fig.5.5). Fig.5.5 Fig.5.6 From this window the user can configure the MLX90614 module. A short description of every setting field follows bellow.
  • Page 9 USER MANUAL MLX90614 Evaluation board I.I.R filter [%] – drop-down list of available values for impulse limit. 100% passes all impulse, 50% cuts impulse magnitude in half via embedded in MLX90614 IIR filter. Note that the settling time depends on both FIR and IIR filters settings. Some options are available from the drop-down menu while other must be typed by the user.
  • Page 10 USER MANUAL MLX90614 Evaluation board Click button Read to read the complete EEPROM memory. Starting the SW or clicking “Refresh” after “Power Off” will automatically read the EEPROM, too. Click button Write to write changed EEPROM cells. Factory calibration values will not be altered.

  • Page 11: Manual Sending Commands

    USER MANUAL MLX90614 Evaluation board 5.4 Manual sending commands From the main panel push the button Console. ”Console utility” window is opened (Fig.5.11). Information field Command field Fig.5.11 Type a valid command in the Command field, push Execute (or button ‘Enter’ on the keyboard).

  • Page 12: Demonstration Of Smbus And Pwm Temperature Measuring

    USER MANUAL MLX90614 Evaluation board 5.5 Demonstration of SMBus and PWM temperature measuring From the main panel push the button Measure. The ”Measure utility” window is opened (Fig.5.12). Fig.5.12 Note7: If the used module is single zone only two thermometers will be present on the screen (Fig.5.13). Fig.5.13 Push the button Start to start temperature measurement.
  • Page 13 USER MANUAL MLX90614 Evaluation board are automatically read and filled in the Min/Max boxes on this screen. An example is shown on Fig.5.14. If the module is configured in SMBus mode no information is displayed in the lower right corner. Fig.5.14 In the field “Measure period”...

  • Page 14: Quick Customization Of Mlx90614 Thermometers

    USER MANUAL MLX90614 Evaluation board To change the temperature measuring unit ( C, F or K) and to relocate the log.csv file: 1. Click the button Advanced from main panel 2. Click the button Option available in “Advanced” window. 3. From “Software settings” window choose the desired settings (Fig.5.15). Fig.5.15 5.6 Quick customization of MLX90614 thermometers Push the button Uploader on the main panel.
  • Page 15 USER MANUAL MLX90614 Evaluation board The user has two choices to load an EEPROM configuration in a MLX90614 module: Upload Quick upload When the Upload button is pushed the software automatically checks the module power supply before writing the EEPROM memory of the module. This process takes some time.

  • Page 16: Updating Evb90614 Firmware

    EVB MCU. This makes possible for the user to load updates into the EVB using the same software. This can be done by two ways: Updating EVB90614 firmware – method 1 1. Start MLX90614 Configurator 2. Push the button Advanced from the main panel. “Advanced” window is opened (Fig.5.18).

  • Page 17: Troubleshooting

    MLX90614 Evaluation board Wait until a message box appears (Fig.5.21). Fig.5.21 Close this window. The EVB90614 board is updated and ready for work. If an incompatible file is loaded warning messages will appear. Follow these messages to load a compatible file.

  • Page 18: Disclaimer

    The information furnished by Melexis is believed to be correct and accurate. However, Melexis shall not be liable to recipient or any third party for any damages, including but not limited to personal injury, property damage, loss of profits, loss of use, interrupt of business or indirect, special incidental or consequential damages, of any kind, in connection with or arising out of the furnishing, performance or use of the technical data herein.

  • Page 19: Appendix A - Evb90614 Commands Set

    USER MANUAL MLX90614 Evaluation board APPENDIX A – EVB90614 commands set 1. Read MLX90614 RAM address Syntax: address Operands: 0(0x0) address 31(0x1F) 2. Read MLX90614 EEPROM address Syntax: address Operands: 0(0x0) address 31(0x1F) 3. Write MLX90614 EEPROM address Syntax: we address value...

  • Page 20: Appendix B - Evb90614 Schematics

    USER MANUAL MLX90614 Evaluation board APPENDIX B – EVB90614 schematics Note that the components marked “Optional” are not populated. They are assumed to give the user the option to develop his own applications with the board. ICSP optional Alternative 22ps...

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