+void usbtmc_claim(usb_dev_handle *sc)
+{
+ usb_claim_interface(sc, 0);
+}
+
+void usbtmc_release(usb_dev_handle *sc)
+{
+ //Disable keylock, so the user doesn't have to press the 'force'-button
+ usbtmc_sendscpi(sc, ":KEY:LOCK DISABLE",NULL,0);
+ usb_release_interface(sc, 0);
+}
+