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Showing 856 results View by: Thread Post Sort by
    Answered
  • BQ34110: Data Flash writing not appearing to work

    Moises Martinez
    Moises Martinez
    Resolved
    Part Number: BQ34110 Other Parts Discussed in Thread: BQSTUDIO , , BQ35100 , BQ34Z100-G1 , EV2400 Hello, I recently acquired a bq34110 along with an ev2400 adapter, and am running bqstudio (with the latest version and firmware installed) to interact…
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • RE: BQ27750EVM-837: BQ27750EVM-837

    Vos
    Vos
    Danil, 1) The I2C checksum can be found under command 0x60 (MACDataChecksum()) where the checksum needs to be written in the TRM. Here is a basic formula to use checksum = Byte_SUM(address, [data]) then NOT. written out "The checksum is the 8-bit sum…
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: EV2300: firmware update issues

    Shay Solomonov
    Shay Solomonov
    Resolved
    Hi Brian I have a similar scenario to the one described by Reed, except I'm using bq35100 EVM. My EV2400 won't work on my Win 7 and bqStudio, so Onyx had sent me 2 EV2300 devices, with FW 3.1c that need to be upgraded to 3.1m. I've followed his instructions…
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ34110: Questions about reading/writing data flash and checksum by I2C protocol.

    ThomasCosby
    ThomasCosby
    Resolved
    Data flash manipulation has been setup to allow you to just read and write the contiguous bytes that you want to change. The checksum and number of bytes commands are required. There is another document that provides some step-by-step examples on the…
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: TPS62291: Efficiency curves at lower voltages that shown in the datasheet

    Eric Lenington
    Eric Lenington
    Resolved
    PS - I'm also using the parts below in the design. Should I be considering alternatives to any of these? TPS62130 TPS630252 BQ24298 BQ35100
    • over 8 years ago
    • Power management
    • Power management forum
  • RE: BQ34110: Mising Information from Datasheet

    Bryan Kahler
    Bryan Kahler
    Hi ChangGui, Please send us a log of what you are experiencing using BqStudio. Please try again with BqStudio and logging enabled. If you are sending commands, a common issue with not formatting the command properly to switch pages. For more information…
    • over 7 years ago
    • Power management
    • Power management forum
  • BQ34110EVM-796: Wrong I2C Data Flash read. Need to offset by one?

    user4725373
    user4725373
    Part Number: BQ34110EVM-796 Other Parts Discussed in Thread: BQ34110 , BQ35100 Hi, I'm currently testing an I2C interface with an MSP430 and the bq34110 on the BQ34110EVM-796 board and I'm at the step of reading from / writing to the Data Flash (DF…
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: WEBENCH® Tools/BQ28Z610EVM-532: Can't generate golden file with EV2300

    Onyx Ahiakwo
    Onyx Ahiakwo
    Resolved
    2.2V is the minimum for VC2 which is the power to the IC. Since you say you can communicate with the device , then it means you are not able to use the ev2300 because it doesn't have internal pull-ups for the i2c lines. you will need to place jumpers…
    • over 8 years ago
    • Power management
    • Power management forum
  • RE: CCS/DK-TM4C129X: Screen initialization problem

    Clara Mongold
    Clara Mongold
    Thank you for your reply. I'm sorry if my explanation is not detailed enough but your reply helps me understand some of my problem. I have already tested a few investigations that you suggest : - I did not notice any overheating of the screen- or…
    • over 8 years ago
    • Arm-based microcontrollers
    • Arm-based microcontrollers forum
  • BQ78350-R1: BQ78350-R1: Flash data Check sum error PF = 1 and IFC = 1 but PF_EN = 0

    Imed chakharii
    Imed chakharii
    Part Number: BQ78350-R1 Other Parts Discussed in Thread: BQ78350 Tool/software: Dear TI Team, We have been notified of the existence of an IFC (Instruction Flash Checksum Failure) in one of our e-bikes. This is the first time we've encountered this…
    • 2 months ago
    • Power management
    • Power management forum
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