docs: def bin2real(binary_string, conv, endianness="@"):
      """
      Converts a binary string representing a number to its Fixed arithmetic representation
      @param binary_string: binary number in simulink representation
      @param conv: conv structure containing conversion specs
      @param endianness: optionally specify bytes endianness for unpacking
      @return: the real number represented
      @attention: The length of the binary string must match with the data type defined
                  in the conv structure, otherwise proper erros will be thrown by B{struct} 
                  module.
      """
      data = struct.unpack(endianness + conv["fmt"], binary_string)[0]
      return fix2real(data, conv)