Author Topic: USB Device not found (another thread)  (Read 4459 times)

crayfish

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USB Device not found (another thread)
« on: January 30, 2013, 02:03:17 pm »
I seem to be having trouble getting my computer to recognize the digispark. I have installed the bootloader driver as well as the usb driver. When I plug in the digispark  I get the two-tone usb connect chime then after a few seconds I get the two-tone usb disconnect connect chime. After the second chime there is a flashing led on the digispark. 

I have tried different ports and an extension cable to no avail.

Also, Using USBView.exe I see the "Device Connected:Digispark Bootloader" pop up under host controller->root hub then just as quickly disappear.  Sometimes it says "Failed Device Enumeration:Unknown Device"

Any help would be appreciated

Also, I'm running 64 bit Windows 7
« Last Edit: January 30, 2013, 02:10:28 pm by crayfish »

digistump

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Re: USB Device not found (another thread)
« Reply #1 on: January 30, 2013, 02:36:24 pm »
This sounds like it is working correctly - the Digispark only remains connected for 5 seconds unless it detects that you are trying to program it.


You'll need to hit the upload button on Arduino before you plug it in - as detailed here: http://digistump.com/wiki

crayfish

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Re: USB Device not found (another thread)
« Reply #2 on: January 30, 2013, 05:40:31 pm »
Thanks for your quick reply.

"Always remember to unplug the Digispark before hitting upload and plug it in when the Arduino IDE requests you to."

I guess my problem is the Arduino IDE never requests me to plug in the digispark.  It just tries to load then fails "...did not find any USB device "usb""

Sorry, I'm a bit of a newb

digistump

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Re: USB Device not found (another thread)
« Reply #3 on: January 30, 2013, 06:09:44 pm »
You need to select Digispark as the Board AND Programmer under the tools menu

crayfish

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Re: USB Device not found (another thread)
« Reply #4 on: January 30, 2013, 06:12:40 pm »
SUCCESS!!!!!

thank-you