Related Manuals for Texas Instruments bq2060AEVM-001
Summary of Contents for Texas Instruments bq2060AEVM-001
- Page 1 SBS 1.1 Battery Management Solution Evaluation Module User’s Guide December 2003 High Performance Analog SLUU179...
- Page 2 TI product or service and is an unfair and deceptive business practice. TI is not responsible or liable for any such statements. Following are URLs where you can obtain information on other Texas Instruments products & application solutions:...
- Page 3 EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety measures typically found in the end product incorporating the goods.
- Page 4 EVM schematic located in the EVM User’s Guide. When placing measurement probes near these devices during operation, please be aware that these devices may be very warm to the touch. Mailing Address: Texas Instruments Post Office Box 655303 Dallas, Texas 75265 Copyright 2003, Texas Instruments Incorporated...
- Page 5 About This Manual This user’s guide describes the characteristics and operation of the bq2060AEVM-001 and bq2060AEVM-002 evaluation module. The EVM is used to evaluate the bq2060A battery management system. A complete circuit description, operating procedures, and bill of materials are included. The EVM schematic is appended to the user’s guide PDF.
- Page 7 Contents Contents Introduction ..............Overview .
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Page 8: Table Of Contents
Contents Figures 3−1 bq2060AEVM-00X Layout ............4−1 bq2060A Circuit Module Connection to LION Cells and System Load/Charger . - Page 9 The bq2060A is backwards compatible with the bq2060. New features in the bq2060A can be accessed from the EEPROM screen in the EV2200-60 software. For this document bq2060AEVM-00X is used for both the bq2060AEVM-001 and the bq2060AEVM-002. Topic...
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Page 10: 1.4 Ordering Information
TI web site. The circuit module includes one bq2060A IC and all other onboard components necessary to monitor and predict capacity of Li-Ion or Li-Polymer (bq2060AEVM-001) or NiMH (bq2060AEVM-002) cells. Protection for Li-Ion or Li-Polymer cells is not in- cluded on this module. - Page 11 Chapter 2 bq2060A-Based Circuit Module The bq2060A-based circuit module includes all components required for a complete battery management solution. It includes the bq2060A gas gauge IC, 24LC01 EEPROM and other components to accurately predict and monitor capacity of NiMH, Li-Ion, and Li-Polymer cells. Contacts on the circuit module provide direct connection to the cells (BAT−, 1P, 2P, 3P, BAT+) and the serial communications port (SMBC, SMBC).
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Page 12: Slup023-00X Bill Of Materials
Pin Descriptions 2.1 Pin Descriptions BAT− Negative connection of first (bottom) cell Positive connection of first (bottom) cell Positive connection of second cell Positive connection of third cell Positive connection of fourth (top) cell SMBC Serial communication port clock SMBD Serial communication data port SAFE bq2060A safety output... -
Page 13: Performance Specification Summary
bq2060A Circuit Module Performance Specification Summary Table 3−1. SLUP023-00X Bill of Materials (Continued) Count RefDes Description Size Part Number −001 −002 Resistor, chip, 267 kW 1% CRCW08052673F Vishay Resistor, chip, 806 kW 1% CRCW06038063F Vishay Resistor, chip, 1 kW, 5% CRCW0603102J Vishay Resistor, chip, 100 W, 5%... - Page 15 Chapter 3 Circuit Module Physical Layouts This chapter contains the board layout and assembly drawings for the bq2060A circuit module. Topic Page Board Layout ..........Circuit Module Physical Layouts...
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Page 16: Bq2060Aevm-00X Layout
Board Layout 3.1 Board Layout Figure 3−1 shows the dimensions, PCB layers, and assembly drawing for the bq2060A module. Figure 3−1. bq2060AEVM-00X Layout... - Page 17 Chapter 4 EVM Hardware and Software Setup This section describes how to install the bq2060AEVM-00X PC software and how to connect the different components of the EVM. Topic Page Software Installation ......... . Hardware Connection .
- Page 18 Software Installation 4.1 Software Installation Follow these steps to install the EV2200-60 software from the included disks: 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 on the Setup.exe icon.
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Page 19: Bq2060A Circuit Module Connection To Lion Cells And System Load/Charger
Hardware Connection 2-Cell LION Pack: Connect the PACK+ terminal to the Cell2P terminal on the bq2060AEVM-00X module. Connect the BAT− terminal to the negative side of the bottom (first) cell. Connect the Cell2P terminal to the positive side of the top (second) cell. -
Page 20: Bq2060A Circuit Module Connection To Nimh Cells And System Load/Charger
Hardware Connection Figure 4−2. bq2060A Circuit Module Connection to NiMH Cells and System Load/Charger E2 VCC Bottom Cell to SMBD/HDQ1 to SMBC/HDQ2 Load/ EV2200 Charger Optional Top Cell to VSS 4.2.2 PC Interface Connection The following steps configure the hardware for interface to the PC: 1) Connect the bq2060A-based smart battery (bq2060AEVM-00X) to the EV2200 using wire leads as listed in Table 4−1. - Page 21 Chapter 5 Operation This chapter details the operation of the EV2200-60 software. Topic Page Starting the Program ......... . Extended Data Screen .
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Page 22: Sbs Data Screen
Starting the Program 5.1 Starting the Program Run EV2200−60 from the Start | Programs | Texas Instruments | EV2200−60 menu sequence. The SBS Data screen appears. Data begins to populate the fields on the screen as the indicator scans (e.g., Remaining Capacity is highlighted in Figure 5−1). -
Page 23: Sbs Data Screen-Static Data Window
Starting the Program This screen shows the SBS data set along with additional Static data which is shown in a box in the bottom right quadrant. By clicking on the Read button, the box changes to show the static data from the bq2060A (see Figure 5−2). Figure 5−2. -
Page 24: Sbs Extended Data Screen
Extended Data Screen 5.2 Extended Data Screen The SBS Extended Data Screen has two frames. The first frame contains the SBS Extended data that continues scanning from the bq2060A Data Screen. The second frame is for high speed scanning up to 7 SBS data values. When the | Start Quick Scan | button is clicked, these scans take precedence over all other scanning to get the highest update rate possible. -
Page 25: Example Log File
10791 2025 4050 5.4 Setting Programmable bq2060A Options The EEPROM on the EVM is configured as an example LION battery for the bq2060AEVM-001 example Nickel battery bq2060AEVM-002 on delivery. The bq2060A includes 3 new EEPROM locations that are not in the bq2060. They are: EDV TC factor, Misc Options, and Safety Over Temperature. -
Page 26: Lion Eeprom Data Screen
Setting Programmable bq2060A Options data or calibration for the changes to take effect. To reset the bq2060A click | Options | Initialize Device |. EEPROM data cannot be accessed on a sealed bq2060A (Pack Configuration bit 6 is set). To unseal the pack, connect the EEPROM connector, and click | Options | Unlock Device |. -
Page 27: Nimh Eeprom Data Screen
Setting Programmable bq2060A Options Figure 5−5. NiMH EEPROM Data Screen To read all the data from the bq2060A EEPROM click on | Read |. To write to a selected location, click on the desired location, type in the desired data, and press the ENTER key. -
Page 28: Read Eeprom Values Screen
Setting Programmable bq2060A Options Figure 5−6. Read EEPROM Values Screen To view the raw Hex data prior to writing it to the EEPROM, click on | EEPROM Values to be Written |. This reading is not from the EERPOM, but rather from the locations as they are displayed. -
Page 29: Eeprom Data Screen-Bq2060A Module Calibration Locations
Setting Programmable bq2060A Options All data required for calibration is also held in the EEPROM for the bq2060A as highlighted in Figure 5−8. Figure 5−8. EEPROM Data Screen—bq2060A Module Calibration Locations Calibration Data Operation... -
Page 30: Vfc Offset Screen
Calibration of a bq2060A Based Module Using the EV2200-60 Software 5.5 Calibration of a bq2060A Based Module Using the EV2200-60 Software The VFC Offset tab is used in the calibration routine. The VFC Offset screen offers a simple-to-use interface for calibrating the Offset of the VFC. Two different types of offset can be selected. -
Page 31: Cell Lion Calibration Screen
Calibration of a bq2060A Based Module Using the EV2200-60 Software final result in the EEPROM when it is complete. When this option is selected, a popup window appears asking if you wish to seal the pack after the calibration is complete. Click | Yes | to seal the pack after calibration or | No | to finish calibration without sealing the pack. -
Page 32: Pro Screen
Direct Access Communication 5.6 Direct Access Communication The Pro Screen allows direct access to all the memory in the bq2060A including the memory above the SMBus locations providing that the bq2060A is unsealed. The scan tool called Dwell is useful for scanning a specific location. - Page 33 Schematic 5.7 Schematic (The schematic diagram is appended to the PDF document). Operation 5-13...
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