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bq2084
Related Posts

  • Forum Post: Re: bq2084 Remaining Capacity increase while voltage drops

    SW5307
    There is a 'current deadband', and then there is a 'digital filter (Dead Band)'. The former defines a threshold below which SBS.current does not report, but does nothing to the coulomb counting process. The latter is very similar to the 'CC Deadband' in a bq20zxx part, it defines...
    on May 13, 2010

  • Forum Post: BQ27510 Production Code

    Nick Moore
    I have written the firmware to program the BQ27510 from the three page flow chart from Going to Production with the bq2750x. However, every time I read register 0x66 to see if the data=0x00 I get the data to equal 0x37. Does anyone have any idea why this might be happening? I'm thinking maybe...
    on Jun 22, 2010

  • Forum Post: Re: Why bq2084 MaxError become 25% in the host system?

    SW5307
    I happened to see a similar case recently. So to add to Chase's reply, there is an additional mechanism to set MaxError. It's in Gauge Configuration (0x29) VCOR bit. If this is enabled, a "midrange capacity correction" can occur when condition permits. See "Midrange Capacity Corrections"...
    on Aug 26, 2010

  • Forum Post: Why bq2084 MaxError become 25% in the host system?

    Suren zhou
    Hi All, 1) I have a bq284 (V1.33) battery pack return from host system, MaxError is 25%, but the MaxError is 2% when ship out. Could you please provide some possible for this phenomenon? 2) The bq2084 datasheet mention that "voltage-based corrections are applied to the coulomb counter,...
    on Aug 25, 2010

  • Forum Post: Using bq2084 and bq29312 to control NiMH Batteries

    Omer Elbi
    Does anybody have any experience in using the bq2084 and bq29312 devices for control of NiMH battery packs? Can this be done in a meaningful fashion? Any response would be greatly appreciated. Thanks. Omer
    on Sep 30, 2010

  • Forum Post: How to create the golden file for bq2084?

    Suren zhou
    Hi everyone: Could you please tell me how to create a golden file for bq2084? Could you please provide the detail step to me? Is there have any document for it? Thanks a lot. Suren,
    on Aug 30, 2010

  • Forum Post: Re: BQ2084 seal/unseal problem

    Aleksandr Priviten
    Dear Michal, I"m so sorry, but could You help me too? Thank You in advance Best regards Aleksandr privalek@gmail.com
    on Feb 17, 2011

  • Forum Post: Re: BQ2084 unseal problem...!!!

    aqeel essani
    Hi! I have bq2084 in a laptop battery it is sealed I have ev2300 and software. Can you help me how can I got the password? Thanks
    on Oct 29, 2011

  • Forum Post: bq2084 unseal

    Hiren Vyas
    Hi friends, I have bq2084 , it is sealed.Can anybody please help me out to unseal bq2084 , my e-mail id is alyogint@yahoo.com . i really appreciate your support. Thanks to all who reads this message. Ren
    on Feb 4, 2012

  • Forum Post: Re: sealed bq2084 - problem

    Dieter Aguirre
    hello to all friends of the Texas Instruments Forum . please I need to write chip BQ2084 battery . I read chip bq2084 , keep writing to calibrate battery. Help please. por favor, yo tambien necesito ayuda para trabajar con chip BQ2084 sellado. puedes enviarme clave para chip bq2084 Por favor...
    on Apr 15, 2012

  • Forum Post: sealed bq2084 - problem

    Tomas Heinhoff
    I have sealed this chip and don't know how to get i back unsealed. I use ev2300. Could I get the instruction how to make it back unsealed ? Thank you in advance. Best Regards Thomas tomas.heinhoff@gmail.com
    on Apr 20, 2011

  • Forum Post: bq2084

    Yevhen Yavornytsky
    I have the same problem. Could you help with unsealing this chip ? Thank you gelios1986@rambler.ru
    on Jul 22, 2011

  • Forum Post: Unseal passwords for bq2084

    Bobby Parris
    I need the unseal passwords for the bq2084. Thanks, bparris@dowkokam.com
    on Jul 21, 2011

  • Forum Post: RE: BQ2084 unseal problem...!!!

    avraka
    I need unseal procedures and password for bq2084 v143 . Company : Serialmicroelecronics Korea Email : ys.moon@serialsystem.com Customer : **** in S. Korea If you need customer info. I'll send you by email.. Pls help me, our customer is urgent..
    on Sep 4, 2012

  • Forum Post: Michal Zastera

    Vladimir Sivyakov
    I also have the same problem. I used the bq208x gauge ic, but it is sealed. I really need help. My email: kt315@list.ru Thanks a lot, I also have the same problem. I used the bq208x, 20864 gauge ic, but it is sealed. I really need help. My email: kt315@list.ru Thanks a lot, Vladimir
    on Nov 12, 2012

  • Forum Post: bq2084 not turning on FET

    Francois Louw
    My bq2084 circuit is not switching on the output FET. The circuit is an copy of the reference design, but after programming the dataflash and connecting the cells, the output FET remain switched off. My BatteryStatus() reads 0x0AD0 and the PackStatus() reads 0x8280 (i have 5 leds and 3 cells),...
    on Mar 1, 2013

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