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28335数据错误问题



采用28335做逆变器控制,发现输出不对,记录了开机后的100个点,发现有很多类似图中这些很不正常的数据(e-37)以及后方标准DEN的数据,这是什么问题?DEN是什么意思?

  • err y_PR
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    3.61332376e-39 (DEN) 4.17818437e-39 (DEN)
    0.638705611 3.61332376e-39 (DEN)
    0.65224731 0.638705611
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    0.638705611 4.17818437e-39 (DEN)
    0.65224731 0.638705611
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    3.61332376e-39 (DEN) 4.17818437e-39 (DEN)
    0.638705611 3.61332376e-39 (DEN)
    0.65224731 0.638705611
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37

    图好像没传上来,贴表格吧

  • 图片显示失败。请您以附件形式上传一下图片,谢谢
  • err y_PR
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    3.61332376e-39 (DEN) 4.17818437e-39 (DEN)
    0.638705611 3.61332376e-39 (DEN)
    0.65224731 0.638705611
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    0.638705611 4.17818437e-39 (DEN)
    0.65224731 0.638705611
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    3.61332376e-39 (DEN) 4.17818437e-39 (DEN)
    0.638705611 3.61332376e-39 (DEN)
    0.65224731 0.638705611
    0.66924715 0.65224731
    0.653693736 0.66924715
    0.677720249 0.653693736
    1.17E-37 0.677720249
    4.17818437e-39 (DEN) 1.17E-37
    我直接贴下表格数据吧,这里不正常的就是E-37、E-39这些,还有(DEN)的……
  • 请问您是使用哪种工具来记录这些数据的呢?

    另外若是您比较紧迫的话,我们建议您将问题发布在E2E英文技术论坛上(,将由资深的英文论坛工程师为您提供帮助。

    e2e.ti.com/.../c2000-microcontrollers-forum