android cast for windows with 30fps using usb? I am looking for a free solution that can cast (mirroring)
 to windows pc using usb so i can debug on my android phone but i don't have to use my phone to see the app
like this one https://github.com/yangh/sevensquare
Try downloading this app called "AirDroid" from Play Store.

It has a feature called "AirMirror" which lets you mirror your phone screen over WiFi(root required) or USB(no root needed).

I've been using it for a few years and it's pretty stable.