RK 3399 no flash over USB

leung先森

Use the debug Uart to see what s going on .
if you can see the log below .

1. #Boot ver: 2017-10-13#1.06
   
2. empty serial no.
   
3. reboot rockusb.
   

Copy the code

RK3399 is in the loader mode, and that time ,you need to check your PC usb driver or the Type-C wire.