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pixy is not working normally

Hello,
My pixy device is not working and pixy mon not detects it at all. After usb connection its led blinks two times slowly and and then it stays on for 2 second and then blinks again fast. At the end its led goes almost off but not off.In this state three colors are seen (red and blue and green). please help me. Is it corrupted completely?
Also when I want to program the devise, its led turns on forever.
david.

Hello David,
The sequence you describe with the LED sounds normal. The LED will blink and stay on in a very dim state.

Are you getting an error in PixyMon? If so, you should take a look at the troublshooting guide here:

http://cmucam.org/projects/cmucam5/wiki/I_get_the_message_"No_Pixy_devices_have_been_detected"_in_PixyMon

Edward

Hi Edward,
Thanks for your reply, I used the step 4 in your given link :

"4. Check to see if your Pixy is alive.

Unplug the USB cable and plug it back into your Pixy. What does the LED do? It should turn on and then flash a couple times before turning off. Now hold down the button and see if the LED cycles through the colors (white, red, orange, yellow, green, cyan, blue, violet, and back to white again.) If it doesn’t do these things your Pixy might be damaged, or you might need to reload the firmware. See the next step.
"
when I hold down the button, just red and white colors of led cycled. Also I’m not able to program firmware because when I connect pixy to pc holding down the button, white led is turns on forever. Is it damaged?
regards.

Hi David,
If you are just getting red and white colors of the LED when holding down the button, it seems like at the very least the RGB LED on your Pixy isn’t working. It seems like your Pixy was working at one point, is this true? Sometimes overvoltage on one of Pixy’s ports can damage it. Was there an event that could have caused Pixy to stop working?

Regarding firmware upload, are you using Windows? If you’re using windows, you should see the “Pixy CMUcam5 DFU” in the Device Manager.

Here’s how you bring up the Device Manager:
http://windows.microsoft.com/en-us/windows/open-device-manager#1TC=windows-7

Here’s what you should see:
!http://i74.photobucket.com/albums/i241/cmucam/Image230_zps0cb0bc1d.jpg!

Let me know what you find.

Edward