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The project to design an elevator control system, the traditional elevator control system is only required to achieve an elevator control, and to design an implementation of this title two elevator linkage of the elevator control system based on VHDL. Specific requirements are as follows:
Requires the building of 4 floor, 2 lifts, each lift has the following key internal :1-4 floor selection buttons, door keys, door key and alarm button. Each elevator on each floor downstairs outside the key and the keys are upstairs (1st floor button only upstairs, downstairs the sixth floor only key). The design of the elevator lift with reference to the actual daily operation rules design. Linkage between the two lifts to each other, that is also a lift of any external press up or down key, the two elevators at the same time receiving this command, and then by the system to determine, with the request where the floor and run the same direction as the recent lift executing instructions, the other li