Texas Instruments LDC1000 User Manual
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Texas Instruments LDC1000 User Manual

Texas Instruments LDC1000 User Manual

Evaluation module
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LDC1000/LDC1041/LDC1051 Evaluation Module
User's Guide
Literature Number: SNAU150A
September 2013 – Revised March 2014

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Summary of Contents for Texas Instruments LDC1000

  • Page 1 LDC1000/LDC1041/LDC1051 Evaluation Module User's Guide Literature Number: SNAU150A September 2013 – Revised March 2014...
  • Page 2 LDC10xx INTB pin. When the INTB pin is asserted, the green LED is lit. By default, INTB is configured for threshold detection. LDC1000/LDC1041/LDC1051 Evaluation Module SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 3 2. Launch the GUI. It should automatically detect the presence of the EVM, read all the configuration registers, and begin streaming data. Figure 2-1. Streaming Section SNAU150A – September 2013 – Revised March 2014 Quick Start Guide LDC10xx Evaluation Module Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 4 3. Select the parameter to change. When entering the comparator thresholds, press ENTER to confirm the change. Changes are applied immediately. Quick Start Guide LDC10xx Evaluation Module SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 5 2. Click on the "Open" icon in the toolbar. Figure 2-6. Open Icon 3. Select the configuration file. SNAU150A – September 2013 – Revised March 2014 Quick Start Guide LDC10xx Evaluation Module Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 6 Restore Defaults to write all current registers with the new configuration file defaults. Figure 2-7. Restore Defaults Quick Start Guide LDC10xx Evaluation Module SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 7 • EVM is connected the PC, and if so, provides details of the connected EVM • EVM is disconnected SNAU150A – September 2013 – Revised March 2014 Inductive Sensing GUI User Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 8: General Configuration

    In the configuration section, all registers of the device can be accessed. To access this section, streaming must be stopped. Inductive Sensing GUI User Guide SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 9: Register Settings

    In the register settings section, all registers of the device can be accessed. To read/write registers, streaming must be stopped. SNAU150A – September 2013 – Revised March 2014 Inductive Sensing GUI User Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 10: Data Streaming

    The sampling rate is the rate at which the micro- controller on the EVM retrieves a measurement from the LDC10xx. Inductive Sensing GUI User Guide SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 11 Resets the Zoom window to its default setting Help Displays shortcut keys and mouse mappings for scaling and zooming SNAU150A – September 2013 – Revised March 2014 Inductive Sensing GUI User Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 12 To display the raw frequency count output data instead of the inductance data, right click on the Inductance plot and select "Toggle Data Type". Figure 3-8. Switching Display Units Between Inductance and Frequency Count Inductive Sensing GUI User Guide SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 13: Saving And Loading

    Data can be saved to a new file or an existing one. If an existing file is chosen, data will be appended. SNAU150A – September 2013 – Revised March 2014 Inductive Sensing GUI User Guide Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 14: Data Logging

    The coil plus capacitor portion of the LDC10xx Evaluation Module is perforated so that it can be snapped off and replaced with a custom LC tank. Inductive Sensing GUI User Guide SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 15: Additional Resources

    3.11 Additional Resources Several resources are included in the GUI installation directory (typically C:\Program Files (x86)\Texas Instruments LDC1000 EVM). These resources can be useful for development of LDC10xx projects. 3.11.1 PCB Information In the installation directory, refer to the PCB subdirectory. In the PCB/Fabrication Drawing subdirectory the schematic, Bill of Materials, and a printout of the layout is included.
  • Page 16 A Labview interface library is included in the installation. The Labview subdirectory contains VIs to read and write LDC10xx registers and to stream data from the LDC10xxEVM. Inductive Sensing GUI User Guide SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 17 SNAU150A – September 2013 – Revised March 2014 Schematics LDC10xx EVM Schematics Figure 4-1. EVM Layout Figure 4-2. Top Layer Figure 4-3. Bottom Layer SNAU150A – September 2013 – Revised March 2014 Schematics Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 18: Bill Of Materials

    0402 SMD Components RES,1M ohm, 5%, Yageo RC0402JR-071ML 0.063W, 0402 RES 1.5K OHM 1/16W Vishay Dale CRCW04021K50JNED 5% 0402 SMD Bill of Materials SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...
  • Page 19 TERM BLOCK 2POS 20020327-D021B01LF 3.81MM PCB HORIZ Header, TH, 100mil, 2x1, Samtec, Inc. TSW-102-07-G-S Gold plated, 230 mil above insulator SNAU150A – September 2013 – Revised March 2014 Bill of Materials Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 20: Revision History

    NOTE: Page numbers for previous revisions may differ from page numbers in the current version. NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Revision History SNAU150A – September 2013 – Revised March 2014 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated...

  • Page 21: Important Notice

    IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue.
  • Page 22 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments LDC1000EVM LDC1051EVM...

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Ldc1041Ldc1051

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