microfix and bat file added

2026-04-22 13:00:32 +03:00
parent 43d490e2f8
commit c92745d2bc
2 changed files with 69 additions and 0 deletions
--- a/laser_control/protocol.py
+++ b/laser_control/protocol.py
@ -215,9 +215,13 @@ class Protocol:
    # ---- Raw I/O

    def send_raw(self, data: bytes) -> None:
+        if self._serial is None or not self._serial.is_open:
+            raise CommunicationError("Serial port is not connected")
        self._serial.write(data)

    def receive_raw(self, length: int) -> bytes:
+        if self._serial is None or not self._serial.is_open:
+            raise CommunicationError("Serial port is not connected")
        return self._serial.read(length)

    # ---- Static encoding helpers (no connection required) ---------------