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Operation

9

SLUUAP3A – January 2014 – Revised July 2016

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Copyright © 2014–2016, Texas Instruments Incorporated

bq27411 EVM: System-Side Impedance Track™ Technology

Figure 6. Registers Screen

This screen (

) shows the RAM data in the bq27411 device. Additional Flags and Status data can

be viewed at the bottom of the

Registers

screen.

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Содержание bq27411

Страница 1: ...face board and software the user can Read the bq27411 data registers Update the RAM for different configurations Log cycling data for further evaluation Evaluate the overall functionality of the bq27411 solution under different charge and discharge conditions The latest Windows based PC software can be downloaded from the product folder on the Texas Instruments Web site Contents 1 Features 2 1 1 K...

Страница 2: ...Software that allows data logging for system analysis 1 1 Kit Contents bq27411 circuit module PWR544 This EVM is used for the evaluation of bq27411 fuel gauge Visit the product Web folder at www ti com to properly configure the bq27411 fuel gauge 1 2 Ordering Information 1 Using the FW_VERSION 0x0002 Control subcommand returns 0x0109 See SLUSBN7 bq27411 G1x System Side Impedance Track Fuel Gauge d...

Страница 3: ...DA SCL and VSS The load and charger connect across pack connector J2 PACKP and PACKN Access to the programming pin J7 EXTPROG and VSS External connect to I2 C pullup voltage J4 EXTPU and VSS 2 2 Pin Description Pin Name Description PACK Charger load positive terminal PACK Charger load negative terminal SDA I2 C communication data line EXTPU External I2 C pullup connection SCL I2 C communication cl...

Страница 4: ...c www ti com 4 SLUUAP3A January 2014 Revised July 2016 Submit Documentation Feedback Copyright 2014 2016 Texas Instruments Incorporated bq27411 EVM System Side Impedance Track Technology Figure 2 bq27411EVM Layout Top Layer Figure 3 bq27411EVM Layout Bottom Layer ...

Страница 5: ...AN Header Male 3 pin 100mil spacing 0 100 inch x 3 PEC03SAAN Sullins J8 1 PEC02SAAN Header Male 2 pin 100mil spacing 0 100 inch x 2 PEC02SAAN Sullins LBL1 1 Thermal Transfer Printable Labels 0 650 W x 0 200 H 10 000 per roll PCB Label 0 650 H x 0 200 W THT 14 423 10 Brady R1 1 0 010 Resistor Power Metal Strip 0 25W 1 805 WSL0805R0100FEA1 Vishay R2 R3 2 5 1 kΩ Resistor 5 1 kΩ 5 0 063W 0402 0402 CRC...

Страница 6: ... 150pF C4 150pF C5 PGND PGND EXTPU EXTPU 1 00Meg R6 Circuit Module Physical Layout Bill of Materials and Schematic www ti com 6 SLUUAP3A January 2014 Revised July 2016 Submit Documentation Feedback Copyright 2014 2016 Texas Instruments Incorporated bq27411 EVM System Side Impedance Track Technology 3 3 Schematic Figure 4 bq27411EVM Schematic 3 4 bq27411 Circuits Module Performance Specification Su...

Страница 7: ...utton to download the software 5 Download software to hard drive 6 Double click the software executable and follow all instructions and prompts 5 Troubleshooting Unexpected Dialog Boxes The user that is downloading the files must be logged in as the administrator The driver is not signed so the administrator must allow installation of unsigned drivers in the operating system If using Windows 7 ins...

Страница 8: ...reen Figure 6 appears If instead of Figure 6 appearing Figure 7 appears it may mean that the EVM is not connected to the computer correctly Make sure that the USB interface EV2300 or EV2400 or GDK and the bq27411 are connected and restart bqStudio If this still does not resolve the issue check if the I2C pullup resistors are connected Data begins to appear once the Refresh single time scan button ...

Страница 9: ... Feedback Copyright 2014 2016 Texas Instruments Incorporated bq27411 EVM System Side Impedance Track Technology Figure 6 Registers Screen This screen Figure 6 shows the RAM data in the bq27411 device Additional Flags and Status data can be viewed at the bottom of the Registers screen ...

Страница 10: ...ing Programmable bq27411 Options The bq27411 data memory comes configured per the default settings detailed in the bq27411 technical reference manual SLUUAS7 Ensure that the settings are correctly changed to match the pack and application for the bq27411 solution being evaluated IMPORTANT The correct setting of these options is essential to get the best performance The settings can be configured u...

Страница 11: ...w pops up that provides details on the selected parameter Next enter the value in the value textbox and press Enter After pressing Enter bqStudio updates the selected parameter The Import button in the Data Memory window can be clicked in order to import an entire configuration from a specified gg csv file Save the configuration to a file by clicking the Export button in the Data Memory window and...

Страница 12: ...med see Figure 9 2 Enter the measured values for the types selected 3 Press the button to calibrate 8 2 Voltage Calibration Voltage calibration usually is not required If needed follow these steps 1 Measure the voltage across Pack and Pack 2 Type the voltage value in mV into Enter measured value 3 Press the Calibrate button 8 3 Board Offset Calibration This performs the offset calibration for the ...

Страница 13: ... documents also can be obtained through the TI Web site at www ti com 1 bq27411 G1 System Side Impedance Track Fuel Gauge data sheet SLUSBN7 2 bq27411 G1 System Side Impedance Track Fuel Gauge Technical Reference Manual SLUUAS7 3 SmartFlash OTP Programming SLUA703 Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Original Jan...

Страница 14: ...ring the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day warranty period 3 ...

Страница 15: ... by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la rég...

Страница 16: ... connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cu...

Страница 17: ...F REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Страница 18: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

Страница 19: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments BQ27411EVM G1A BQ27411EVM G1C ...

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