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  • TMS320F28069F: Gatevoltage of only one FET is instable

    TI Thinks Resolved
    Part Number: TMS320F28069F Other Parts Discussed in Thread: DRV8301 Hi, i am actually facing a problem i have not any idea where it comes from. I am using the DRV8301 with 6-PWM input. The FETs used are BUK7Y4R8-60E. My supply voltage range is 22V…
    • Answered

  • RE: TMS320F28069F: Is there any way to clear TX FIFO of SPI ?

    Resolved
    Dear Whitney, Thanks for your response. My TxFIFO interrupt level is SPI_FifoLevel_Empty. I have verified dummy word was sending out from F28069, and dummy word is unexpected data which is not included in response frame. Anyway. I decided to…

  • RE: CCS/TMS320F28069F: InstaSPIN_UNIVERSAL tool (HVKit) and Motor parameters (lab02b-MotorWare version 1.01.00.18)

    You may have posted a same topic we replied in below link. We would like to merge it to one thread and close this one. Thanks. e2e.ti.com/.../2677017
    • Answered

  • CCS/TMS320F28069F: How to change gMotorVars.Kp_spd and gMotorVars.MaxAccel_krpmps ?

    Resolved
    Part Number: TMS320F28069F Tool/software: Code Composer Studio Hi there, I have instaSpin FOC running on my custom board, the software is running fine to lab5b with debugger attached. based my the experiment, I would like to change the following…
    • Resolved

  • RE: CCS/TMS320F28069F: Why Phase Shift when Compare the DAC Vaule and Analog Input?

    InGwon Jo, My post was not so much an answer as it was a suggestion for you to calculate your expected latencies and compare them to your measured latencies. The big question that needs to be answered is whether the 400us latency is reasonable or not…

  • TMS320F28069F: Current regulation problem

    Part Number: TMS320F28069F Other Parts Discussed in Thread: MOTORWARE I have designed some custom hardware for the InstaSPIN FOC firmware. For some reason the code does not seem to be limiting the current properly when running lab 2a - it goes way too…
    • Answered

  • CCS/TMS320F28069F: Problem with XDS100v3 debugger connection.

    Resolved
    Part Number: TMS320F28069F Tool/software: Code Composer Studio I have custom hardware built around the TMS320F28069F and I have not been able to successfully debug/flash it. I am using CCS 7.3.0.00019 with the XDS100v3 debugger. Below are the debugger…
    • Resolved
    • Answered

  • TMS320F28069F: Limiting max current when running speed-based control

    Resolved
    Part Number: TMS320F28069F I would like to reduce maximum current to the motor when I detect that the motor is getting too hot. Is there a way to change the max current dynamically while the motor is running? I understand that I can change the USER_MOTOR_MAX_CURRENT…
    • Resolved

  • TMS320F28069F: Current Issue - Seems like a scaling problem

    TI Thinks Resolved
    Part Number: TMS320F28069F Other Parts Discussed in Thread: DRV8301 , CSD18533Q5A Dear Community, I am working for half a year now with instaspin and it worked fine for me so far. I read a lot of posts here about current scaling but couldn't find…

  • RE: CCS/TMS320F28069F: Speed drop in normal operation

    proj_lab05b is used, however I setup a new project by copying all file files in TI's project. Rated speed of the motor is 72V 6000RPM. Following is the Vq, Vd output, Thanks for your reply! Yunhua

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