Texas Instruments Evaluation Module for BQ76925 Analog Front End for 3 to 6 Series Lithium-Ion Cells BQ76925EVM BQ76925EVM 数据表

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This user's guide for the bq76925EVM evaluation module can assist designers in their evaluation of the
bq76925, Analog Front End for 3- to 6-Series Lithium-Ion Cells. This guide discusses setup and operation
of the module and contains schematics, bill of materials, and printed-circuit board layout.

Before designing a battery management system with the bq76925, designers are advised to read the
bq76925 data sheet (

1

Overview

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1.1

Features

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1.2

Kit Contents

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1.3

Equipment Requirements

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2

Circuit Details and Configuration

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2.1

Connections

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2.2

Configuration Jumpers and Switches (J1

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J6, S2, S4)

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2.3

Pushbuttons (S1, S3)

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2.4

Test Points

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2.5

bq76925

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2.6

MSP430F2122

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3

Quick-Start Demonstration

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3.1

Evaluation Software and USB-TO-GPIO Adapter

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3.2

Configuration Switches and Jumpers

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3.3

Power to the bq76925EVM

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3.4

Connect USB-TO-GPIO Adapter

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3.5

bq76925 Evaluation Software

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4

Control Register Demonstration

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4.1

View Control Registers

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4.2

Control Registers Introduction

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4.3

Modifying Control Registers

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4.4

Sleep Mode and Wake Up

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5

Control Panel Demonstration

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5.1

Access to the Control Panel

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5.2

Measurement Tab

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5.3

Analog Output Section

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5.4

VCOUT Readings

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5.5

VIOUT Readings

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5.6

Auto Control

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5.7

EEPROM Correction Registers

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5.8

Startup Config Tab

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5.9

Configuration Control

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5.10

Power Control

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5.11

Logging Tab

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5.12

Log File

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SLUU514

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July 2011

Copyright

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2011, Texas Instruments Incorporated