DS2764K Maxim Integrated, DS2764K Datasheet
DS2764K
Related parts for DS2764K
DS2764K Summary of contents
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Rev 9/09 www.maxim-ic.com FEATURES Demonstrates the capabilities of the DS2764 Li+ Battery Monitor, including: Temperature measurement Voltage measurement Current measurement Current accumulation Information storage Identification Overvoltage/Undervoltage protection Overcurrent/short circuit protection ...
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INTRODUCTION The DS2764 evaluation kit (EV kit) makes performance evaluation, software development, and prototyping with the DS2764 Lithium-Ion Battery Monitor easy. The evaluation board interfaces through a DS9123O USB Port Adapter and RJ-11 cable connection. The DS2764 ...
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... Follow the prompts to complete the installation. The DS2764 EV kit software can be uninstalled in the Add/Remove Programs tool in the Control Panel. After the installation is complete, open the DS2764K folder and run DS2764K.EXE or select DS2764K from the program menu. A splash screen containing information about the evaluation kit appears as the program is being loaded ...
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FILE MENU The File Menu allows the user to store information from a file directly into the Device Setup, Battery Data, and Fuel Gauging Data sections under the Pack Info Tab or take the same Pack Information and store to ...
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PREFERENCES MENU The Preferences Menu allows the user to change COM port settings at any time. Edit Preferences opens the Select Preferences window. See Selecting the communication port above. HELP MENU Selecting the About topic from the Help Menu will ...
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METERS TAB The Meters Screen displays the latest real-time measurements of cell voltage, temperature, current and accumulated charge with both analog meter readouts and digital values. The sense resistor value used to calculate the current reading is shown in the ...
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... The Log to File sub-tab contains control information for storing all log data to an ASCII file. The default filename is c:\DS2764K_datalog.txt, but can be modified in the filename text field. The Log Data button toggles data logging off and on. Data will be stored at the same interval selected for updating the graphs in the tab delimited format of “ ...
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MEMORY TAB The Memory Tab gives the user access to all 12 register and 40 EEPROM bytes inside the DS2764. They are separated into four sub-tabs for convenience. Any value can be modified by clicking in that address’ text box ...
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PACK INFORMATION TAB The Pack Information tab gives the pack manufacturer the ability to assign default register settings, device and sense resistor selection, and recommended manufacturer data and fuel gauging information. The Device Select sub-tab allows the user to choose ...
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The Sense Resistor Select sub-tab allows the user to correct the current measurements if a different value of sense resistor is used. All DS2764s with an integrated sense resistor use 25ms. If the sense resistor is located externally, the user ...
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Device Setup, Battery Data, and Fuel Gauging Data sub-tabs. To change any of this information, simply click on the desired text field and enter the new value. Once all data is in the desired ...
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FUEL GAUGING TAB The final program tab performs a high accuracy calculation of remaining cell capacity using Dallas Semiconductor’s fuel gauging algorithms. For this feature to function properly, cell characterization data must be stored in the DS2764’s user EEPROM. See ...
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DS2764EVKIT+ ...
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... REVISION HISTORY REVISION DATE 9/09 Changed the part number from DS2764K to DS2764EVKIT+. DESCRIPTION DS2764EVKIT+ PAGES CHANGED All ...