AMS TCS3707 EVM User Manual

Als/color and proximity sensor with flicker detection evaluation kit

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User Guide
UG000417
TCS3707
ALS/Color and Proximity Sensor with Flicker
Detection Evaluation Kit
TCS3707 EVM
v1-00 • 2019-Jan-09

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Summary of Contents for AMS TCS3707 EVM

  • Page 1 User Guide UG000417 TCS3707 ALS/Color and Proximity Sensor with Flicker Detection Evaluation Kit TCS3707 EVM v1-00 • 2019-Jan-09...
  • Page 2: Table Of Contents

    Document Feedback TCS3707 Content Guide Content Guide Introduction ........3 Device ID Information ........ 11 Log Status and Control Information ... 11 Kit Contents ..........3 “ALS” Tab ........... 12 Ordering Information ........4 “SW Flicker” Tab ........15 “Prox” Tab ..........16 Getting Started .......
  • Page 3: Introduction

    Document Feedback TCS3707 Introduction Introduction The TCS3707 evaluation kit comes with everything needed to evaluate the TCS3707. The device features ambient light and color (RGBC) sensing, proximity and flicker detection. Kit Contents Figure 1: Evaluation Kit Contents Item Description TCS3707 Daughter Card PCB with TCS3707 sensor installed EVM Controller Board Used to communicate USB to I2C...
  • Page 4: Ordering Information

    Document Feedback TCS3707 Introduction Ordering Information Ordering Code Description TCS3707 EVM TCS3707 EVM ALS, Color, Flicker and Proximity Sensor Evaluation Kit Eval Kit Manual • PUBLIC UG000417 • v1-00 • 2019-Jan-09 │ 4...
  • Page 5: Getting Started

    The balance of this document identifies and describes the controls available on the GUI. In combination with the TCS3707 datasheet, the QSG and application notes available on the ams website, www.ams.com, there should be enough information to allow evaluation of the TCS3707 device.
  • Page 6: Hardware Description

    Hardware Description Hardware Description The hardware consists of the EVM Controller, the TCS3707 EVM daughter card, and a USB interface cable. The EVM controller board provides power and I2C communication to the daughter card through a seven pin connector. When the EVM controller is connected to the PC through USB, a green LED on the board flashes once on power up to indicate the system is getting power.
  • Page 7: Software Description

    Document Feedback TCS3707 Software Description Software Description The main window (Figure 3) contains the system menus, system level controls, device information and logging status. The ALS tab contains controls for the light sensing function. The SW Flicker tab contains Flicker detect function. The Prox tab contains settings for the proximity function. The application polls the ALS and proximity raw data continuously and calculates the Lux, CCT, and prox standard deviation values.
  • Page 8: System Menus

    Document Feedback TCS3707 Software Description If the EVM board is disconnected from the USB bus while the program is running it displays an error message and then terminates. Reconnect the EVM board and restart the program. System Menus At the top of the window there are pull-down menus labeled “File”, “Log”, and “Help”. The File menu provides basic application-level control.
  • Page 9 Document Feedback TCS3707 Software Description 4.2.2 Log Menu The Log menu is used to control the logging function and to save the log data to a file. Log data is accumulated in memory until it is discarded or written to a data file. Figure 5 : Log Menu Click Start Logging to start the logging function.
  • Page 10: System Level Controls

    Document Feedback TCS3707 Software Description The About function displays a dialog box (Figure 7) showing the version and copyright information for the application and library. Click the OK button to close this window and continue. Figure 7 : About Window System Level Controls Immediately below the top menu bar there are checkboxes used to control the system level functions of the TCS3707 device.
  • Page 11: Device Id Information

    Document Feedback TCS3707 Software Description Device ID Information The lower left corner of the window displays the ID number of the EVM Controller board, identifies the device being used and displays the ID of the device. Log Status and Control Information The lower right corner of the window contains status information and controls for the logging function: Figure 8 : Logging Status...
  • Page 12: Als" Tab

    Document Feedback TCS3707 Software Description “ALS” Tab The main portion of the screen contains a tab labeled ALS. The controls in this tab are divided into 3 sections, each performing a separate function. Figure 9 : ALS Tab 4.7.1 ALS Controls The left side of the ALS tab contains controls to set various ALS settings.
  • Page 13 Document Feedback TCS3707 Software Description The box in the upper middle up of the ALS tab controls Flicker detection. The Enable check box control in Flicker Detection Group, when checked, enables the hardware Flicker detect functions. The 100Hz and 120Hz boxes are used to indicate which frequency the hardware Flicker function has detected.
  • Page 14 Document Feedback TCS3707 Software Description 4.7.3 ALS Output Data The top right corner of the ALS tab displays the output data. This data is continuously read. The polling interval is shown above the tab. ● Clear 0 displays the Clear Channel data count. ●...
  • Page 15: Sw Flicker" Tab

    Document Feedback TCS3707 Software Description “SW Flicker” Tab The main portion of the screen contains a tab labeled SW Flicker. This tab controls a software-based demonstration which uses raw flicker data collected by the TCS3707 and a software FFT to detect flickering light and calculate its frequency.
  • Page 16: Prox" Tab

    Document Feedback TCS3707 Software Description 4.8.2 Flicker Frequency detected The field labeled Flicker Freq will display the frequency of any flicker that is detected. Before the Software Flicker function is run this field will display “n/a”. If no flicker is detected, the field will read “No Flicker Detected.”...
  • Page 17 Document Feedback TCS3707 Software Description Figure 13 : Prox Tab 4.9.1 Prox Controls The left side of the Prox tab contains controls to set various Prox settings. The PPULSE controls the number of pulses used for each prox cycle. The number of pulses is the PPULSE value plus 1 and is displayed immediately to the right of the box.
  • Page 18 Document Feedback TCS3707 Software Description The PINT control displays if an interrupt is generated. Clicking on this control will clear the interrupt. If the interrupt condition still exists, it will occur again on the next cycle. The PBSLN control displays a proximity baseline, the minimum PDATA since last calibration. Information The Offset Range Extension feature of the TCS3707 is known to cause the PDATA values to drift over time.
  • Page 19 Document Feedback TCS3707 Software Description Figure 14 : Prox Plot Data Check the Prox or ProxAvg boxes to select the value(s) to be displayed. The scale of the Y-axis of the plot can be adjusted by clicking on the small up and down arrows at the top left corner of the plot.
  • Page 20: Resources

    Resources For additional information regarding the TCS3707, please refer to the datasheet. For information regarding the installation of the TCS3707 EVM host application software please refer to the TCS3707 EVM Quick Start Guide. Designer’s Notebooks dealing with various aspects of optical measurement and optical measurement applications are available.
  • Page 21: Revision Information

    Document Feedback TCS3707 Revision Information Revision Information Changes from previous version to current revision v1-00 Page Initial Release ● Page and figure numbers for the previous version may differ from page and figure numbers in the current revision. ● Correction of typographical errors is not explicitly mentioned. Eval Kit Manual •...
  • Page 22: Legal Information

    AG 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, interruption 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.

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