Texas Instruments AFE882H1 User Manual
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Texas Instruments AFE882H1 User Manual

Evaluation module
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User's Guide
AFE882H1 Evaluation Module
This user's guide describes the characteristics, operation, and recommended use cases of the AFE882H1EVM.
This document provides examples and instructions on how to use the AFE882H1EVM board and included
software. Throughout this document, the terms evaluation board, evaluation module, and EVM are synonymous
with the AFE882H1EVM. This document also includes a schematic, reference printed circuit board (PCB)
layouts, and a complete bill of materials (BOM).
1
Overview..................................................................................................................................................................................3
Contents........................................................................................................................................................................3
1.2 Related Documentation From Texas Instruments..............................................................................................................
2 System Setup..........................................................................................................................................................................
Setup...................................................................................................................................................................4
2.2 Hardware Setup.................................................................................................................................................................
3 Detailed Description...............................................................................................................................................................
Description.........................................................................................................................................................8
SLAU888 - MAY 2023
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ABSTRACT

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Copyright © 2023 Texas Instruments Incorporated
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AFE882H1 Evaluation Module
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Summary of Contents for Texas Instruments AFE882H1

  • Page 1: Table Of Contents

    AFE882H1EVM. This document also includes a schematic, reference printed circuit board (PCB) layouts, and a complete bill of materials (BOM). Table of Contents Overview....................................3 1.1 Kit Contents..................................3 1.2 Related Documentation From Texas Instruments......................2 System Setup..................................2.1 Software Setup...................................4 2.2 Hardware Setup................................. 3 Detailed Description................................
  • Page 2 Figure 3-7. AFE882H1 Register Page Options..........................12 Figure 4-1. AFE882H1EVM Schematic: FTDI Controller......................13 Figure 4-2. AFE882H1EVM Schematic: AFE882H1 and XTR305 Analog Output..............Figure 4-3. AFE882H1EVM PCB Top Layer Layout........................Figure 4-4. AFE882H1EVM PCB Mid Layer 1 Layout....................... Figure 4-5. AFE882H1EVM PCB Mid Layer 2 Layout.......................

  • Page 3: Overview

    HART enabled factory automation and control applications. The AFE882H1 includes most of the components required to construct an analog output module with voltage and current outputs. These components include a 16-bit highly accurate DAC, a HART FSK modem, an internal 10-ppm/°C voltage reference, and an internal diagnostic ADC.

  • Page 4: System Setup

    Figure 2-2 shows the FTDI USB drivers installation window that is automatically launched after the AFE882H1EVM software installation is complete. Figure 2-2. FTDI USB Drivers AFE882H1 Evaluation Module SLAU888 – MAY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 5: Hardware Setup

    Short 1-2 – XTR voltage or current output selection controlled by GUI (default) Short 2-3 – XTR set to current output Open – XTR set to voltage output SLAU888 – MAY 2023 AFE882H1 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 6: Figure 2-3. Default Header Settings For The Afe882H1Evm

    Short 2-3 – IOVDD supplied through 1.8-V USB power (default) Open – IOVDD supplied through J24 Figure 2-3. Default Header Settings for the AFE882H1EVM AFE882H1 Evaluation Module SLAU888 – MAY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 7: Figure 2-4. Afe882H1Evm Hardware Setup

    To disable the level shifters, use the J25 header and add jumpers from SPI_EN, UART_EN, and RESET_EN to ground. After the level shifters are disabled, connect an external controller to pin headers at J9, J15, and J16 to control the AFE882H1 and XTR305. SLAU888 – MAY 2023...

  • Page 8: Detailed Description

    AFE882H1 output and XTR305 output at SMA connectors J11 and J12, respectively. SMA connector J14 is coupled to the HART input of the AFE882H1. Jumpers at J4 and J6 determine if the HART signal is capacitively coupled to the device, or if the HART signal connects to the device through an external filter.

  • Page 9: Figure 3-2. Xtr305 Circuit On The Afe882H1Evm

    3.1.3 XTR305 Configuration Following the output of the AFE882H1 output, the EVM board uses an XTR305 as an output for either voltage or current conversion. The XTR305 is set up to an output voltage of –11 V to +11 V or an output current of –25 mA to +25 mA.

  • Page 10: Software Description

    The software provides basic control of all the AFE882H1 registers and functions. 3.2.1 Starting the Software To launch the software, locate the Texas Instruments folder in the All Programs menu, and select the AFE882H1EVM icon. Figure 3-3. AFE882H1EVM Software Installation Prompts...

  • Page 11: Figure 3-5. Afe882H1 High Level Tab

    Figure 3-5 shows the AFE882H1 High Level tab of the High Level Configuration Page. This tab is used to set the DAC controls and calibration, ADC and custom channel sequencer, XTR configurations, and HART modem functions for the device. Alarms and status information are also displayed on this tab.

  • Page 12: Figure 3-6. Afe882H1 Register Page

    Figure 3-6 shows the AFE882H1 Register page of the AFE882H1EVM GUI. This page allows direct access to all registers on the AFE882H1. The GUI handles page address management, allowing seamless access to registers. The Register Map section in the center of the page lists all the registers, grouped by the pages in the device.

  • Page 13: Schematics, Pcb Layout, And Bill Of Materials

    4 Schematics, PCB Layout, and Bill of Materials 4.1 Board Schematic The AFE882H1EVM schematic is shown in Figure 4-1 Figure 4-2. Figure 4-1. AFE882H1EVM Schematic: FTDI Controller SLAU888 – MAY 2023 AFE882H1 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 14: Figure 4-2. Afe882H1Evm Schematic: Afe882H1 And Xtr305 Analog Output

    Schematics, PCB Layout, and Bill of Materials www.ti.com Figure 4-2. AFE882H1EVM Schematic: AFE882H1 and XTR305 Analog Output AFE882H1 Evaluation Module SLAU888 – MAY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 15: Pcb Components Layout

    Figure 4-6 show the board layout for the AFE882H1EVM. Figure 4-3. AFE882H1EVM PCB Top Layer Layout Figure 4-4. AFE882H1EVM PCB Mid Layer 1 Layout SLAU888 – MAY 2023 AFE882H1 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 16: Figure 4-5. Afe882H1Evm Pcb Mid Layer 2 Layout

    Schematics, PCB Layout, and Bill of Materials www.ti.com Figure 4-5. AFE882H1EVM PCB Mid Layer 2 Layout Figure 4-6. AFE882H1EVM PCB Bottom Layer Layout AFE882H1 Evaluation Module SLAU888 – MAY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...

  • Page 17: Bill Of Materials

    Keystone J1, J2 Header, 100mil, 2x2, Gold, TH 2x2 Header TSW-102-07-G-D Samtec J3, J4, J6 Header, 100mil, 3x1, Gold, TH 3x1 Header TSW-103-07-G-S Samtec SLAU888 – MAY 2023 AFE882H1 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 18 RC0603FR-0710RL Yageo 12.0k RES, 12.0 k, 1%, 0.1 W, 0603 0603 RC0603FR-0712KL Yageo 47.0k RES, 47.0 k, 1%, 0.1 W, 0603 0603 RC0603FR-0747KL Yageo AFE882H1 Evaluation Module SLAU888 – MAY 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 19 Single-Bit Fixed Direction Voltage-Level Translator VSSOP8 TXU0202DCU Texas Instruments with Schmitt-Trigger Inputs and 3-State Outputs Crystal, 12 MHz, 30 ppm, 18 pF, SMD 11.4x4.7mm ABLS2-12.000MHZ-D4Y-T Abracon Corporation SLAU888 – MAY 2023 AFE882H1 Evaluation Module Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 20 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 21 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 22 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 23 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 24 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 © 2023, Texas Instruments Incorporated...
  • Page 25 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 © 2023, Texas Instruments Incorporated...

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