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This document is provided with the DRV8428E evaluation module (EVM) as a supplement to DRV8428E
Stepper Motor Driver datasheet. This user's guide details on how to use the DRV8428E EVM GUI
application.
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SLOU537 - June 2020
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DRV8428E EVM GUI User's Guide
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Copyright © 2020, Texas Instruments Incorporated
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DRV8428E EVM GUI User's Guide
User's Guide
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Summary of Contents for Texas Instruments DRV8428E
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Page 1: Table Of Contents
SLOU537 – June 2020 DRV8428E EVM GUI User's Guide This document is provided with the DRV8428E evaluation module (EVM) as a supplement to DRV8428E Stepper Motor Driver datasheet. This user's guide details on how to use the DRV8428E EVM GUI application. Contents ........................ -
Page 2: Overview
Enable the motor power supply. For additional details on hardware connections refer to the DRV8428xEVM User's Guide Click on DRV8428E EVM GUI shortcut either on the desktop or from the start menu to run the GUI application. Use the DRV8428E EVM GUI... -
Page 3: Drv8428E Evm Gui (Landing Page)
Figure 1. DRV8428E EVM GUI (Landing Page) After click the DRV8428E device from the GUI landing page, the DRV8428E GUI home page shown in Figure 2 The application will try to establish communication with the device connected. A message showing ‘Connected to Cloud Agent. -
Page 4: Drv8428E Evm Gui (Home Page)
If the GUI is opened without connecting the EVM, the hardware connection status pane will show ‘Error: no serial ports found’. If there are more than one DRV8428E EVM boards connected, the first matching device will be connected automatically. In order to switch to another EVM: 1. -
Page 5: Serial Port Configuration
AVREF_VALt, control mode and so forth. Hovering over the (?) icon to the right of a control displays a brief description about the control. SLOU537 – June 2020 DRV8428E EVM GUI User's Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 6: Drv8428E Evm Gui (Motor Control Page)
GUI Application www.ti.com Figure 5. DRV8428E EVM GUI (Motor Control Page) 3.3.1.1 Control Modes The GUI allows the user to control the stepper motion profile in two modes – Speed Mode and Step Mode. To toggle between the modes, use the toggle button at the top of the screen. -
Page 7: Controls Available For Speed Mode
It will do this continuously until 'Stop Steps' is clicked. Figure 7 shows the controls available in Step Mode. Figure 7. Controls Available for Step Mode SLOU537 – June 2020 DRV8428E EVM GUI User's Guide Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 8: Stop Conditions
Decay refers to how the driving currents recirculate in H-bridge FETs during the off time. Using the GUI, users can configure the decay mode and TOFF for each bridge. Figure 9. DRV8428E EVM GUI (Decay Mode and TOFF setting) DRV8428E EVM GUI User's Guide SLOU537 –... -
Page 9: Drv8428E Evm Gui (Menu Bar - Help Option)
GUI Application www.ti.com Decay mode and appropriate TOFF values can be configured in this pulldown menu. For more information about the different decay modes and TOFF setting, refer to the DRV8428E Motor Driver datasheet. 3.3.3 Use the Side-Bar Menu Use the side-bar menu in the left pane to navigate to the different pages at any time. Click on the hamburger button in the top-left corner of the GUI to expand the side-bar menu. - Page 10 Help Menu The Help Menu contains options to view Readme File and About Section. The About Section displays the installed software information, including the application version. DRV8428E EVM GUI User's Guide SLOU537 – June 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 11 STANDARD TERMS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein.
- Page 12 www.ti.com Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product.
- Page 13 www.ti.com Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à...
- Page 14 www.ti.com EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices.
- Page 15 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...
- Page 16 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. TI objects to and rejects any additional or different terms you may have proposed. IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2022, Texas Instruments Incorporated...
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