Disable AT support advertisement

epicardium/descriptors.h

@@ -91,7 +91,7 @@ struct __attribute__((packed)) {
         0x01,       /*  bNumEndpoints (one for OUT)     */
         0x02,       /*  bInterfaceClass = Communications Interface Class (2) */
         0x02,       /*  bInterfaceSubClass = Abstract Control Model (2) */
-        0x01,       /*  bInterfaceProtocol = Common "AT" commands (1), no class specific protocol (0) */
+        0x00,       /*  bInterfaceProtocol = Common "AT" commands (1), no class specific protocol (0) */
         0x00,       /*  iInterface                      */
     },
     { /*  Header Functional Descriptor */