diff --git a/luxtronik/__init__.py b/luxtronik/__init__.py
index 4cb9fb0e..a1fa7181 100755
--- a/luxtronik/__init__.py
+++ b/luxtronik/__init__.py
@@ -63,7 +63,7 @@ def __init__(self, parameters=None, calculations=None, visibilities=None, safe=T
         self.visibilities = Visibilities() if visibilities is None else visibilities
 
     def get_firmware_version(self):
-        return "".join([self.calculations.get(i).value for i in range(81, 91)])
+        return self.calculations.get_firmware_version()
 
 
 class LuxtronikSocketInterface:
diff --git a/luxtronik/calculations.py b/luxtronik/calculations.py
index 2c7ca9cf..4119f2c4 100755
--- a/luxtronik/calculations.py
+++ b/luxtronik/calculations.py
@@ -5,6 +5,7 @@
 from luxtronik.data_vector import DataVector
 
 from luxtronik.datatypes import (
+    Base,
     BivalenceLevel,
     Bool,
     Celsius,
@@ -320,3 +321,25 @@ def __init__(self):
             267: Celsius(["Desired_Room_Temperature", "Unknown_Calculation_267"]),
             268: Power(["AC_Power_Input", "Unknown_Calculation_268"]),
         }
+
+    @property
+    def calculations(self):
+        return self._data
+
+    def get_firmware_version(self):
+        """Get the firmware version as string."""
+        return "".join([super(Calculations, self).get(i).value for i in range(81, 91)])
+
+    def _get_firmware_version(self):
+        """Get the firmware version as string like in previous versions."""
+        return self.get_firmware_version().strip("\x00")
+
+    def get(self, target):
+        """Treats certain names specially. For all others, the function of the base class is called."""
+        if target == "ID_WEB_SoftStand":
+            self.logger.debug("The name 'ID_WEB_SoftStand' is obsolete! Use 'get_firmware_version()' instead.")
+            entry = Base("ID_WEB_SoftStand")
+            entry.raw = self._get_firmware_version()
+            return entry
+        else:
+            return super().get(target)
diff --git a/luxtronik/parameters.py b/luxtronik/parameters.py
index e97e9395..77b57ef2 100755
--- a/luxtronik/parameters.py
+++ b/luxtronik/parameters.py
@@ -1207,12 +1207,16 @@ def __init__(self, safe=True):
             1159: Unknown(["POWER_LIMIT_VALUE", "Unknown_Parameter_1159"]),
         }
 
+    @property
+    def parameters(self):
+        return self._data
+
     def set(self, target, value):
         """Set parameter to new value."""
         index, parameter = self._lookup(target, with_index=True)
         if index is not None:
             if parameter.writeable or not self.safe:
-                self.queue[index] = parameter.to_heatpump(value)
+                self.queue[index] = int(parameter.to_heatpump(value))
             else:
                 self.logger.warning("Parameter '%s' not safe for writing!", parameter.name)
         else:
diff --git a/luxtronik/visibilities.py b/luxtronik/visibilities.py
index 5b338270..bbdac487 100755
--- a/luxtronik/visibilities.py
+++ b/luxtronik/visibilities.py
@@ -397,3 +397,7 @@ def __init__(self):
             378: Unknown(["Unknown_Visibility_378", "Unknown_Parameter_378"]),
             379: Unknown(["Unknown_Visibility_379", "Unknown_Parameter_379"]),
         }
+
+    @property
+    def visibilities(self):
+        return self._data