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Summary of Contents for Texas Instruments bq2013HEVM-001
- Page 1 bq2013HEVM 001 Gas Gauge IC Evaluation Module User’s Guide November 2000 Advanced Analog Products SLUU081...
- Page 2 IMPORTANT NOTICE Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgment, including those pertaining to warranty, patent infringement, and limitation of liability.
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Page 3: Table Of Contents
Running Title—Attribute Reference Contents Introduction ..............Features . - Page 4 Running Title—Attribute Reference Figures 3–1 DM2013H Schematic ............4–1 DM2013H Dimensions and Layout .
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Page 5: Introduction
Chapter 1 Introduction The bq2013H EVM is a complete evaluation system for the bq2013H Gas-Gauge IC for High Discharge Rates. The EVM includes one DM2013H circuit module, a current sense resistor, an EV2200 PC Interface Board for Gas-Gauge Evaluation, a PC serial cable, and Windows-based PC software. The DM2013H circuit module includes one bq2013H IC, five LEDs to display remaining capacity, and all other components onboard necessary to monitor capacity and other critical parameters in NiCd, NiMH, or lead-acid-based... -
Page 6: Features
Features 1.1 Features Complete evaluation system for the bq2013H Gas-Gauge IC PreprogrammedDM2013H module for quick setup PC software and interface board for easy evaluation Software allows data logging for system analysis 1.2 Kit Contents DM2013H preconfigured circuit module Sense resistor EV2200 PC interface board Set of evaluation software disks entitled EV2200-HDQ PC serial cable... -
Page 7: Dm2013H-Bq2013H-Based Circuit Module
Chapter 2 DM2013H—bq2013H-Based Circuit Module The DM2013H circuit module is a complete and compact example solution of a bq2013H circuit for capacity monitoring of NiCd, NiMH, or lead-acid packs. The DM2013H incorporates a bq2013H gas-gauge IC and all other compo- nents necessary to accurately monitor and display the capacity of up to 14 nickel or 12 lead-acid cells. -
Page 8: Pin Descriptions
(L) state requires the pulldown resistor; and the float (Z) requires no resistors on the programming pin. The shaded area of the tables indicates the bq2013HEVM-001 configuration. See the bq2013H data sheet for a complete description of how the bq2013H is programmed. -
Page 9: Led Display Mode
Programming Table 2–2. Self-Discharge Programming Self-Discharge Setting Pin 4 Chemistry NiMH NiCd Lead–acid Note: Select the self-discharge setting that most closely models the battery pack to be used. 2.2.3 LED Display Mode The DM2013H 5 onboard LEDs indicate remaining battery capacity in relative mode (20% increments of the learned battery capacity). -
Page 10: Offset Error Compensation
R7 configure this as shown in the schematic and are set as shown in Table 2–6. Table 2–6. Pack Voltage Programming End-of-Discharge End-of-Discharge EVM Part Number Level 1 Level 2 bq2013HEVM-001 1.5 MΩ 1.1 MΩ 100 K 12 V 10.8 V 2.2.7... -
Page 11: Dm2013H Schematic
Chapter 3 DM2013H Schematic The DM2013H schematic shows all possible components on the board for var- ious configurations, including all configuration resistors. Only those resistors that set the desired configuration should be installed. The schematic notes in- dicate where variations exist. Topic Page Schematic... - Page 12 Schematic 3.1 Schematic Figure 3–1 shows the DM2013H schematic diagram. Figure 3–1. DM2013H Schematic...
- Page 13 Chapter 4 DM2013H Physical Layouts This chapter contains the board layout and assembly drawings for the DM2013H. Topic Page Board Layout ..........DM2013H Physical Layouts...
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Page 14: Dm2013H Dimensions And Layout
Board Layout 4.1 Board Layout Figure 4–1 shows the dimensions, PCB layers, and assembly drawing for the DM2013H. Figure 4–1. DM2013H Dimensions and Layout... - Page 15 Chapter 5 DM2013H Bill of Materials This chapter contains the bill of materials required for the DM2013H. Topic Page Bill of Materials ..........DM2013H Bill of Materials...
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Page 16: Bill Of Materials
Bill of Materials 5.1 Bill of Materials Table 5–1 lists materials requdred for the DM2013H. Table 5–1. Bill of Materials Ref Des Description MFG PART# Size –001 Printed Circuit Board, 0.031, bq2113 REV.A See FAB DWG FR4, SMOBC, HASL Capacitor, Ceramic, 1 µF, 25 C1,C5 Panasonic ECJ–3YB1E105K... -
Page 17: Performance Specification Summary
Chapter 6 DM2013H Performance Specification Summary This chapter summarizes the performance specifications of the DM2013H. Table 6–1 gives the performance specifications of the circuit. Figure 6–1. Performance Specification Summary Specification Units Charge and Discharge Current 0.05 Note: Charge and discharge maximums are limited by the power dissipation of the 10 mΩ 3 W sense resistor included in the kit. - Page 19 Chapter 7 EVM Hardware and Software Setup This section describes how to install the bq2013H EVM PC software and how to connect the different components of the EVM. Topic Page EVM Hardware and Software Setup ......Hardware Connection .
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Page 20: Dm2013H Connection To Cells, Sense Resistor, And System Load/Charger
Software Installation 7.1 Software Installation The following steps install the EV2200–HDQ software: 1) Insert disk 1 into a 3 1/2 inch floppy drive. 2) Select the 3 1/2 inch drive using My Computer or File Manager. 3) Double-click the Setup.exe icon. The setup program prompts for the remaining disks and installs a Windows application group. -
Page 21: Dm2013H-To-Ev2200 Connection
Hardware Connection 7.2.2 PC Interface Connection The following steps configure the hardware for interface to the PC: 1) Connect the DM2013H based smart battery to the EV2200 using wire leads as in Table 7–1. 2) Connect the PC serial cable to the EV2200 and the PC COM port. Table 7–1. - Page 23 Chapter 8 Operation This chapter details the operation of the bq2013H EVM software. Topic Page Starting the Program ......... . Initialization .
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Page 24: Initial Data Screen
Starting the Program 8.1 Starting the Program Run EV2200-xxH from the Start|Programs|EV2200-xxH menu sequence. The software requests the PC communications port the first time it is run after installation. Choose the Retry Auto-detection button for automatic port configuration. After the port is detected, the software displays the bq2013H data screen. -
Page 25: Setup Screen
Data Screen Figure 8–2. Setup Screen Enter the corresponding resistor values in the Circuit Configuration box. These values can be saved to disk using the Save Setup to Disk button so that they are automatically called up when the program loads. Table 8–1. -
Page 26: Bq2013H Data Screen
Status Screen Figure 8–3. bq2013H Data Screen The registers can be written by selecting a data box, overwriting the present value with the desired value, and pressing . The data must be entered ENTER in the same base (decimal or hexadecimal) as the selected base. The screen also shows the bit status of the status flags registers FLGS1 and FLGS2. -
Page 27: Pro Screen
Status Screen 8.5 Pro Screen The Pro screen allows read and write access to all the registers of the bq2013H. Figure 8–5. Pro Screen To read or write a location: Enter the address location of the register in the Address box. The register and address can be selected from the pulldown menu. -
Page 28: Data Logging
Status Screen 8.6 Data Logging The bq2013H registers can be logged by using the data log function. To log the data and create a log file: Select File|Start Data Log from the pulldown menu. Enter a data log file name Press OK Set the data log interval Press Close...
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