用户手册 — Texas Instruments INA231 Evaluation Module INA231EVM

目录

• INA231EVM Evaluation Board and Software Tutorial

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  • 1 Overview

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    • 1.1 INA231EVM Kit Contents

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    • 1.2 Related Documentation from Texas Instruments

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  • 2 INA231EVM Hardware Setup

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    • 2.1 Theory of Operation for INA231 Hardware

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

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      • 2.2.1 Theory of Operation for SM-USB-DIG Platform

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  • 3 INA231EVM Hardware

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    • 3.1 Electrostatic Discharge Warning

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    • 3.2 Connecting the Hardware

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    • 3.3 Connecting Power

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

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    • 3.5 INA231EVM Default Jumper Settings

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    • 3.6 INA231EVM Features

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      • 3.6.1 J2: I2C VS Control Setting

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      • 3.6.2 J3 and J4: I2C Address Hardware Setting (A0)

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      • 3.6.3 J5 and J6: I2C Address Hardware Setting (A1)

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      • 3.6.4 External I2C Lines and Terminal Block T1

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      • 3.6.5 VIN+ and VIN– Input filter (R1, R2, and C1)

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      • 3.6.6 Shunt Monitor Configuration and Terminal Blocks T3 and T4

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  • 4 INA231EVM Software Setup

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    • 4.1 Operating Systems for the INA231EVM Software

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    • 4.2 Software Installation

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  • 5 INA231EVM Software Overview

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    • 5.1 Starting the INA231EVM Software

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    • 5.2 Configuring the INA231EVM Software

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      • 5.2.1 I2C Address Selection

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      • 5.2.2 Configure Operating Mode

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      • 5.2.3 Set Conversion Times

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      • 5.2.4 Set Configuration Register

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      • 5.2.5 Configuring the Alert Pin

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    • 5.3 Using the INA231EVM Software

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      • 5.3.1 INA231 Bus Voltage, Shunt Voltage, Current, and Power Reading Bar

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      • 5.3.2 Calculation and Theory of Operation

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      • 5.3.3 Register Tab

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      • 5.3.4 Graph Tab

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      • 5.3.5 Auto-Write and the Supply Voltage

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  • 6 INA231EVM Documentation

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    • 6.1 Schematic

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    • 6.2 PCB Layout

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    • 6.3 Bill of Materials

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• Important Notices

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