User Manuals: Texas Instruments bq76925EVM Module

User Manuals: Texas Instruments bq76925EVM Module

Manuals and User Guides for Texas Instruments bq76925EVM Module. We have 1 Texas Instruments bq76925EVM Module manual available for free PDF download: User Manual

Texas Instruments bq76925EVM User Manual

Texas Instruments bq76925EVM User Manual (44 pages)

Evaluation Module

Brand: Texas Instruments | Category: Motherboard | Size: 7 MB

Table of Contents

Table of Contents
1
Overview
4
- Features
  4
- Kit Contents
  4
- Equipment Requirements
  4
SLUU514 – July
4
Circuit Details and Configuration
6
- Connections
  6
Cell Voltage Connections
7
USB Interface Connection
7
- Configuration Jumpers and Switches (J1 - J6, S2, S4)
  8
JTAG Interface Connection
8
Pack Status Connection
8
J1, BAT Pin Circuit Configuration
8
J2, VCTL Pin Circuit Configuration
8
J3, V3P3 Pin Circuit Configuration
9
J4, V3P3 Pin Capacitor Circuit Configuration
9
J5, SENSEP Pin Circuit Configuration
9
J6, DVCC Pin Circuit Configuration
9
DIP Switch, S4
9
- Pushbuttons (S1, S3)
  10
- Test Points
  10
DIP Switch, S2
10
- Bq76925
  11
- Msp430F2122
  11
Quick-Start Demonstration
11
Circuit Configuration
12
- Bq76925 Evaluation Software
  13
Home Screen of the Evaluation Software
13
Poll Button in the Evaluation Software
13
Poll Button in the Evaluation Software
14
Demo with Two Power Supplies
15
Voltage, Temperature, and Current Measurement in the Evaluation Software
15
Control Register Demonstration
16
- View Control Registers
  16
Select Cell Count Set to Three Cells
16
Volatile Control Registers Checkbox
16
Volatile Control Registers Access
17
- Control Registers Introduction
  18
Default Register Values
18
- Modifying Control Registers
  19
- Sleep Mode and Wake up
  19
Volatile Control Registers Bit Legend
18
Sleep Mode Showing 3.3-V Status
20
Wake up from Sleep Mode
20
Control Panel Demonstration
21
- Access to the Control Panel
  21
Open Control Panel
21
Control Panel Details
21
- Measurement Tab
  22
- Analog Output Section
  22
Measurement Tab in the Control Panel
22
- VCOUT Readings
  23
- VIOUT Readings
  23
- Auto Control
  23
Formulas to Convert VCOUT to Either °C or MV
23
- EEPROM Correction Registers
  24
- Startup Config Tab
  24
- Configuration Control
  24
Startup Config Tab in the Control Panel
24
- Power Control
  25
- Logging Tab
  25
Change to the Current Comparator Threshold to 175 MV at Start-Up
25
- Log File
  26
- Log File Options
  26
- Enable/Disable Logging
  26
- Log File Example
  26
Example Log File
26
The Logging Tab
26
Example of a Device Connect Command
28
- I2C
  29
- I2C Register Read
  29
- I2C Register Write
  29
- I2C Communications with MSP430F2122
  29
Data from MSP430F2122
29
- Example of I2C Communications from MSP430F2122
  30
Example of a Device Connect Command
30
3-, 4-, and 5-Cell Operation
31
- Introduction
  31
- Using Onboard Cell Simulator
  31
- Five-Cell Operation
  31
- Four-Cell Operation
  32
- Three-Cell Operation
  32
Operation with Cells
32
- Preparing Circuit for Operation
  32
- Battery Connection Sequence
  33
- Six-Cell Operation
  33
- Five-Cell Operation
  33
- Four-Cell Operation
  33
- Three-Cell Operation
  34
- Battery Removal Sequence
  34
Schematic and Bill of Materials
34
- Schematics
  35
Schematic
35
Schematic
36
- Bill of Materials
  37
Schematic
37
Top Silkscreen Layer
38
Printed-Circuit Board
38
Top Copper Layer
39
Inner Copper Layer
39
Inner Copper Layer
40
Bottom Copper Layer
40
Drill Drawing
41

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