I’m stumped. I have a core that has been working correctly until yesterday when I just saw the little blue led lit only. The RGB led was not lit. I tried a reset, factory resets (5x) . Doing the factory reset it does go to yellow then flashes white. I release the mode button then the RGB led do…

I powered it off and did another factory reset. sigh… it still does the exact same thing. Flashing white then solid blue then flashing with then solid blue over and over. It seems stuck.

Can you enter DFU mode? Hold both buttons, release only reset and wait for flashing yellow. What did you connect to the core?

Ok… I did as you requested. I held both buttons and did wait for the flashing yellow. It does flash yellow. I originally connected the core to my desktop during my first 3 factory resets. I then used a power supply with the white spark core usb wire for my recent factory resets. I hope that was…

Do you have spark cli? You can performspark flash --usb tinker`` to change to user firmware. If you are on windows, I have a tutorial to update tinker as well :slight_smile:

I don’t have spark cli. I do have windows. A tutorial reference would be great. thnx

You can follow this tutorial and use Option 2 to flash tinker instead. I’m hoping that would solve the issue!! [image] HOWTO: Update CC3000 via DFU-util (windows) ##NOTE:## The .bat script is written and .exe files zipped up by me. If you are not comfortable using the .exe from the do…

Thanks. Will try it next day so I can be awake. thnx again for the quick help. I’m hoping this it.

Thanks for helping @Argorob - @kennethlimcp !! Get some sleep!

Sleep at 8:20pm?! C’mon @Teke :stuck_out_tongue:

First… Thanks for the quick help kennethlimcp. but Sigh… I’ve tried yesterday and am trying tonight following your instructions and Zadig keeps saying in the list of devices “Unknown Device” and when I click “Install Driver” If fails everytime. The spark core is flashing yellow and is showing up i…

The core is looping flashing white then solid blue over and over

Troubleshooting

kennethlimcp July 21, 2014, 5:00am 8

You can follow this tutorial and use Option 2 to flash tinker instead.

I’m hoping that would solve the issue!!

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The core is looping flashing white then solid blue over and over

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