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  • BQ27Z561-R2: DATA FLASH WRITE IS NOT WORKING

    Part Number: BQ27Z561-R2 Hi TI community, We are currently using the BQ27Z561-R2 battery gauge in our project, and we are experiencing an issue with one of the gauges. We have four boards with the same BQ27Z561-R2 battery gauge, but suddenly one of…

  • BQ27Z561-R2: Toggle CE while using the device

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Hello, What would happen if CE was toggled during operation of this gauge? Would the gauge still be able to report accurate gauging information after waking up? Thanks, Michael
    • Answered

  • BQ27Z561-R2: No acknowledge from device and fails to write Chem ID

    Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQSTUDIO , EV2400 Dear All, I have designed BQ27Z561-R2 board for battery gauging in our product. I can read register status, change parameters in data memory, send and receive commands. However…
    • Resolved

  • BQ27Z561-R2: Effect of Changing terminal Voltage

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Hi Team， After completing the golden learning and completing several cycles, the customer wants to change the cut-off voltage. Is it necessary to do the golden learning again? What needs to be changed? Could you pls comments…

  • BQ27Z561-R2: Program Srec: Instruction flash checksum calculated from srec does not match checksum returned from device after programming

    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQSTUDIO Hi BU experts, We face this this error code when importing SREC files. The version of bqStudio is 1.3.124. This SREC file is customized, but we have tried import it to another chip and…
    • Answered

  • BQSTUDIO: bq27z561-R2

    Resolved
    Part Number: BQSTUDIO Other Parts Discussed in Thread: BQ27Z561-R2 , I am working with the bq27z561-R2. I have full access unsealed the gauge as you can see below ( I confirm that SEC0 and SEC1 are both red. ) I am able to export an .srec, but I am…
    • Resolved

  • BQ27Z561-R2: During the charging and discharging process, the FCC value suddenly jumps to 0，HELP！！！

    Part Number: BQ27Z561-R2 Tool/software: HI： Please help During the charging and discharging process, the FCC value suddenly jumps to 0, but after a period of time it returns to a smaller value, or returns to a normal value Attached are the machine LOG…

  • BQ27Z561-R2: Host configuration gauge failed

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27Z561 , Hi Team， The customer uses the BQ27Z561 and uses the MCU to configure the fuel gauge. When writing a *.df.fs file, it was found that writing the "Date block" timed out. I have a few…

  • BQ27Z561-R2: Learning Cycle - Failure

    TI Thinks Resolved
    Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ25306 , Hello, I am using the 3.8V 385mAH battery with the Bq27z561-r2 module. I'm also using the Bq25306 module to charge the battery. These are the parameters I have set as the learning…

  • RE: BQ27Z561-R2: SOC drops from 82% to 0% within 2 mins

    Hello Jonny: Jonny said: it seems like your current supply is not stable. Did you mean voltage drops? but before RSOC drops (100% to 82%), that voltage is stable, why it drops faster? Jonny said: During the charge cycle it appears that the current…

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