SLVUDW8
May 2026
1
Description
Features
4
1
Evaluation Module Overview
1.1
Introduction
1.2
Kit Contents
1.3
Specifications
1.4
Device Information
2
Hardware Setup
2.1
Hardware Requirements
2.2
Connecting the BQ27Z846 Circuit Module to a Battery Pack
2.3
EVM Jumpers and Terminal Block Description
3
Software Setup
3.1
System Requirements
3.2
Software Installation
3.3
Updating Firmware
3.4
Troubleshooting Unexpected Dialog Boxes
3.5
Using bqStudio
3.5.1
Starting the Program
3.5.2
Setting Programmable BQ27Z846 Options
4
Calibrating Gauge Measurements
4.1
Voltage Calibration
4.2
Current Calibration
5
Chemical ID
5.1
Chemical ID Selection Process
5.2
Hardware Requirements and Setup
5.3
Logging Data in bqStudio
5.4
GPCCHEM Tool
5.5
Programming a Chemical ID
5.6
Further Resources for Chemical ID Process
6
Learning Cycle and Golden Image
6.1
Learning Cycle Process Description
6.2
Data Memory Configuration
6.3
Learning Cycle Steps
6.4
Low Temperature Optimization
6.5
Creating the Golden Image File
6.6
Programming the Golden Image File
7
Gauge Communication
7.1
Advanced Communication in bqStudio
7.2
Standard Data Commands
7.3
Manufacturer Access Commands
7.4
Further Resources on Gauge Communication
8
BQ27Z846-Based Circuit Module
8.1
Circuit Module Connections
8.2
Pin Descriptions
9
Hardware Design Files
9.1
Board Layout
9.2
Schematic
9.3
Bill of Materials
10
Additional Information
Trademarks
11
Revision History
EVM User's Guide
BQ27Z846 Single Cell Battery Fuel Gauge Evaluation Module