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  • BQ40Z80: Multiple BQ40Z80

    TI Thinks Resolved
    Part Number: BQ40Z80 Tool/software: Hi there, Is that possible to change BQ40Z80 device address via BQ Studio? We wish to control (cell voltages, temperatures, battery voltages ext.) multiple BQ40Z80 like 16pcs with one MCU. Is that possible?

  • RE: BQ40Z80: BQ40Z80

    Hello Randy, ManufacturerAccess() 0x0037 is a authentication key. Regards, Alan

  • RE: BQ40Z80: BQ40z80-calibration

    Hi Max, What security mode is the gauge in when the commands are attempted to be sent? If the gauge is sealed, then it will need to be unsealed to use Manufacturer commands. Regards, Anthony

  • BQ40Z80: Chemistry Registration in Ti

    Part Number: BQ40Z80 Other Parts Discussed in Thread: GPCCHEM , BQSTUDIO , Tool/software: We are preparing to register EVE's INR 21700-40PL(4000mAh) Chemistry. We tried online but only got family information. So we want to send the sample directly to…

  • RE: BQ40Z80: BQ40Z80 not able to communicate with BQ40Z80EVM-020

    Hi Shubham, Shubham Yadav said: Actually, MY BQ40Z80 I2C line, MSP430F eval I2C line, and STM I2C line are connected together. Earlier, I was able to read that by my STM controller, but as my device was showing an error and after unsealing the key, my…

  • BQ40Z80: Learning failed, VOK never clear

    Part Number: BQ40Z80 Other Parts Discussed in Thread: GPCCHEM Tool/software: hello please help me. Chemical ID 0462(20A) 7s1P Charge pack to full but VOK and REST not cleard ( FC is not set) What did I do w liFE4_20A_TEST.gg.gg.csv rong?

  • BQ40Z80: BQ40Z80

    Part Number: BQ40Z80 Tool/software: dear, thanks for your answer. With your permission, I want to double-check the issue - I mean that once I configure all the parameters such as overcurrent, minimum cell voltage, setting the function of each leg, for…

  • BQ40Z80: BQ40Z80

    TI Thinks Resolved
    Part Number: BQ40Z80 Other Parts Discussed in Thread: BQSTUDIO , EV2400 , Tool/software: Hello Does the configuration of this component have to be done through the BQSTUDIO software? Is it possible to configure the component using commands via SMBUS and…

  • BQ40Z80: IFC Permanent Lapse Issue

    Part Number: BQ40Z80 Tool/software: Hello: I encountered an IFC permanent failure problem here, I didn't enable the PF_EN, but PF=1, IFC=1, the battery can't be charged and discharged, I used the PF_CLEAR command to clear the IFC, and now it's back to…

  • RE: BQ40Z80: BQ40Z80 Interrupt when BQ40Z80 enters charging or discharging state

    Hi Mehmet, The GPIO functionality of the gauge can be configured to do this. You will want to set the interrupt based on the [CHG] and [DSG] bits within the device. Instructions on how to complete this can be found in Section 13.2 of the bq40z80 Technical…
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