diff --git a/BasicRegister.py b/bitutilities.py
similarity index 51%
rename from BasicRegister.py
rename to bitutilities.py
index 9e4801e..88577a5 100644
--- a/BasicRegister.py
+++ b/bitutilities.py
@@ -1,8 +1,29 @@
+def get_memory(variable_name: str) -> list[bool]:
+    """
+    Reads user input to be used as a memory array.
+
+    :param str variable_name: The name to be displayed in the input line.
+
+    :return: A list of boolean values read from user.
+    :rtype: list[bool]
+    """
+    while True:
+        input_chars: list[str] = list(input(f"Enter {variable_name}: "))
+
+        if all(character in ["0", "1"] for character in input_chars):
+            return [True if character == "1" else False for character in input_chars]
+        else:
+            print(f"[ERROR] The {variable_name} may contain only 1-s and 0-s!")
 
 
 class BasicRegister:
+    """The BasicRegister represents a hardware register capable of manipulating multiple bits at a time.
+
+    :param list[bool] memory: The bits stored inside the register.
+    """
 
     def __init__(self, memory: list[bool]):
+        """Constructor method"""
         self.memory: list[bool] = memory
 
     def __str__(self) -> str:
diff --git a/main.py b/main.py
index c1d0cbb..7fbf729 100644
--- a/main.py
+++ b/main.py
@@ -1,14 +1,4 @@
-from BasicRegister import BasicRegister
-
-
-def get_memory(variable_name: str) -> list[bool]:
-    while True:
-        input_chars: list[str] = list(input(f"Enter {variable_name}: "))
-
-        if all(character in ["0", "1"] for character in input_chars):
-            return [True if character == "1" else False for character in input_chars]
-        else:
-            print(f"[ERROR] The {variable_name} may contain only 1-s and 0-s!")
+from bitutilities import *
 
 
 if __name__ == '__main__':