Manuali utente per Texas Instruments INA223 Evaluation Module INA223EVM

Sommario

• INA223EVM User’s Guide and Software Tutorial

  1
  • 1 Overview

    3
    • 1.1 INA223EVM Kit Contents

      3
    • 1.2 Related Documentation

      4
  • 2 INA223EVM Hardware Setup

    4
    • 2.1 Theory of Operation for INA223 Hardware

      5
    • 2.2 Signal Definitions of H1 (10-Pin Male Connector Socket)

      5
    • 2.3 Theory of Operation for SM-USB-DIG Platform

      6
  • 3 INA223EVM Hardware Overview

    7
    • 3.1 Electrostatic Discharge Warning

      7
    • 3.2 Connecting the Hardware

      7
    • 3.3 Connecting Power

      7
    • 3.4 Connecting the USB Cable to the SM-USB-DIG Platform

      8
    • 3.5 INA223EVM Default Jumper Settings

      9
    • 3.6 INA223EVM Hardware

      10
      • 3.6.1 JMP3: I2C versus Control Setting

        10
      • 3.6.2 JMP1 and JMP2: I2C Address Hardware Setting (A0)

        10
      • 3.6.3 External I2C lines and Terminal Block T3

        10
      • 3.6.4 VIN+ and VIN– Input Filter (R4, R3, and C3)

        11
      • 3.6.5 Shunt Monitor Configuration and Terminal Block T2

        11
  • 4 INA223EVM Software Setup

    12
    • 4.1 Operating Systems for INA223EVM Software

      12
    • 4.2 INA223 Software Installation

      12
  • 5 INA223EVM Software Overview

    14
    • 5.1 Starting the INA223EVM Software

      14
    • 5.2 Configuring the INA223 Software

      15
      • 5.2.1 I2C Address Selection

        15
      • 5.2.2 Output Mode

        16
      • 5.2.3 Bus Voltage Gain

        18
      • 5.2.4 Current Shunt Voltage Gain

        18
    • 5.3 Using the INA223 Software

      19
      • 5.3.1 Register Table

        19
      • 5.3.2 Auto-Write and DVDD Voltage

        20
      • 5.3.3 Example Hardware Calculator

        21
  • 6  INA223EVM Documentation

    22
    • 6.1 Bill of Materials

      22
    • 6.2 Schematic

      23
    • 6.3 PCB Component Layout

      24
• Important Notices

  25