Problem with enumeration and EasyHID


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  1. #1
    Join Date
    Jul 2003
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    Colorado Springs
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    You still have MPASM 5.02 so it's _FCMEM_OFF_1H
    That'll change after you upgrade MPASM.

    _BORV_2_2L is defined for the 2550. I can see it in the .LST file in your .ZIP in post #10
    Can't image why there would be a problem with it. But since it's in the same line as _VREGEN_ON_2L, it makes me wonder if there's something else wrong with that line which caused the error.

    DT

  2. #2
    Join Date
    Apr 2007
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    I looked at the list file and it should be _BORV_21_2L. So, now I've set the fuses correctly, nothing happens now. Windows doesnt pop up with anything, not even usb device unrecognized. I have no idea what could be wrong

  3. #3
    Join Date
    Apr 2007
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    I set the fuses finally. The brown out reset voltage fuse is _BORV_21_2L, found this looking through the lst file. Now nothing seems to work, not even simple LED flashes. I have no idea what is going on.

  4. #4
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    Now that you get "nothing". It seems like FCMEM_OFF is doing it's job, and now it's not running on the internal oscillator.

    I think your problem might be the 33pf caps on the crystal. Or a bad/wrong crystal.

    The datasheet shows that it should be around 22pf for 20mhz.
    With FCMEM_ON, the chip will switch over to the internal oscillator if the primary isn't working. You'll see LED's blink, but it's not the right frequency for USB to work.


    ___________
    DT

    Q. Why do they put braille on the number pads of drive-through bank machines?

  5. #5
    Join Date
    Mar 2005
    Location
    Iowa, USA
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    Default O.t.

    Quote Originally Posted by Darrel Taylor View Post
    Q. Why do they put Braille on the number pads of drive-through bank machines?
    Q. Why do they put Braille on the number pads of drive-through bank machines?

    A. The manufacture of the number pads on bank machines, have Braille on the numbers. Whether it is a drive through or walk up. It would be expensive to change the number pads on drive through machines, or put the braille enhanced number pads on walk up. The buttons being mass produced, are put on all of the number pads, no matter where they are located.

    Source:http://www.confusionwithin.us/docofbs/?p=11
    Wisdom is knowing what path to take next... Integrity is taking it.
    Ryan Miller

  6. #6
    Join Date
    Apr 2007
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    14

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    Okay I finally got it to work!

    I had to set the fuse values in melabs serial programmer as well as the fuses in the config files. I didn't know the programmer would rewrite the config values from picbasic pro.

    Thanks for the help guys!

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