Udoo Dual Programming Port Problem

Discussion in 'Troubleshooting' started by blackjack4, Nov 9, 2015.

  1. blackjack4

    blackjack4 New Member

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    Hi there, my programming port stopped working. Here's the setup:

    1) MicroSD card 2Gb with no OS installed
    2) CN3 usb port working (Windows plays in a loop the sound of hw attached and detached btw)

    I've tested my usb cable with another UDOO of the same model and both ports are correctly working.
    I've also tested with another MicroSd installed and Debian installed in it (using the official images) but the problem is still there.

    How can I bring CN6 back to life?

    Thanks,
    Blackjack
     
  2. Andrea Rovai

    Andrea Rovai Well-Known Member

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    Hi blackjack4,
    one question, to exclude you burned the board: if you just connect the board via HDMI to an HDMI compatible screen and you power it up, does it boot?
     
  3. blackjack4

    blackjack4 New Member

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    Using a LVDS display I can see Udoo logo (but immediately after it reboots) so *fingers crossed* the board isn't burned.
     
  4. Andrea Rovai

    Andrea Rovai Well-Known Member

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    You probably have burned u116, that is chip cp2105, that works as a USB to Serial.
     
  5. blackjack4

    blackjack4 New Member

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    Last edited: Nov 9, 2015
  6. Andrea Rovai

    Andrea Rovai Well-Known Member

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