fix

device_worker.py

@@ -39,6 +39,14 @@ class DeviceWorker:
         print(f"[{self.serial}] Worker.stop()")
         self._cmdq.put(("stop", None))
     
+    def shutdown(self):
+        self.stop()
+        self._stop_evt.set()
+
+    def set_mode(self, ch, mode):
+        key = {0: "A", 1: "B"}.get(ch, str(ch).upper())
+        self.dev.channels[key].mode = mode
+
     def _reader_loop(self):
         print(f"[{self.serial}] Reader gestartet (interval={self.interval}, n={self.filter_window_size})")
         filter_window_size = 10