Older VESC firmwares do not report the HW type

Lauszus · Feb 27, 2024 · 8dcd684 · 8dcd684
1 parent 42148a4
commit 8dcd684
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/pybldc/pybldc.py b/pybldc/pybldc.py
@@ -384,7 +384,11 @@ def on_message_received(self, msg: can.Message) -> None:
                 self.packet_queue.put_nowait(data)
         elif packet_id == CanPacketId.CAN_PACKET_PONG:
             controller_id = msg.data[0]
-            self._hw_type = cast(HwType, msg.data[1])
+            if len(msg) > 1:
+                self._hw_type = cast(HwType, msg.data[1])
+            else:
+                # Older VESC firmwares do not report the HW type
+                self._hw_type = HwType.HW_TYPE_VESC
             if controller_id == self._controller_id:
                 self.pong_event.set()