Fix bcdUSB, was 1.01, not 1.10

teensy3/usb_desc.c

@@ -68,7 +68,7 @@
 static uint8_t device_descriptor[] = {
         18,                                     // bLength
         1,                                      // bDescriptorType
-        0x01, 0x01,                             // bcdUSB
+        0x10, 0x01,                             // bcdUSB
 #ifdef DEVICE_CLASS
         DEVICE_CLASS,                           // bDeviceClass
 #else