//The following code isn't really necessary, the program works
//OK without it too.
r=usb_control_msg(dev, 0xC8, 9, 0, 0, (char*)buff, 4, 1000);
//The following code isn't really necessary, the program works
//OK without it too.
r=usb_control_msg(dev, 0xC8, 9, 0, 0, (char*)buff, 4, 1000);