code: def get_pattern_actual_step(self, patternnumber):
          
          _checkPatternNumber(patternnumber)
          
          address = _calculateRegisterAddress('actualstep', patternnumber)
          return self.read_register(address, 0)
docs: Get the 'actual step' parameter for a given pattern.
  
          Args:
              patternnumber (integer): 0-7
  
          Returns:
              The 'actual step' parameter (int).