A microcomputer includes a CPU capable of performing a plurality of tasks in a parallel time-sharing operation. The described invention also includes compositions and medicaments containing the triazine derivatives as well as processes for the preparation and use of such compounds, compositions and medicaments. An adaptive threshold value is determined for respective adjacent region pairs. The decision module primitive alternatively selects between connecting one of the inputs to the netlist to provide a complete functional definition for the netlist based on constraint information. A new component can be installed to bring the conveyor belt to nearly new condition.