Figure Q3 shows the intersection of a main highway with a secondary access road. Vehicle detection sensors are placed along the main roads (lanes A and B) and the access roads (lanes Cand D). The sensor outputs are HIGH (1) when a vehicle is present and LOW (0) when no vehicle. The intersection traffic light is to be controlled according to the following conditions: The east-west(E-W)traffic light will be green whenever both lanes A and Bare occupied. The E-W traffic light will be green whenever either lane A or lane Bis occupied but lanes Cand Dare not both occupied. The north-south (N-S) traffic light will be green whenever bothlanes Cand Dare occupied but lanes Aand Bare not both occupied. The N-S traffic light will also be green whenever either lane Cor lane Dis occupied while lanes A and Bare both vacant. The E-Wtraffic light will be green when no vehicles are present Using the sensor outputs along the lanes A, B, Cand Dasinputs, design a logic circuit to control the traffic light system. There should be two outputs, E-W and N-Slights, that go HIGH when the corresponding light is to be green. Simplify the logic circuit as much as possible. You are required to implement the logic circuit using any logic gates IC (either TTL or CMOS families). Perform the following procedures: 1)Identify the design solution based on Facts-Ideas-Learning issues-Action (FILA) table. 2)Simulate the logic circuit design and analyze the results. 3)Prepare a technical paper using the paper template (Appendix 1) with minimum of 6pages to maximum of 10 pages.
Figure Q3 shows the intersection of a main highway with a secondary access road. Vehicle detection sensors are placed along the main roads (lanes A and B) and the access roads (lanes Cand D). The sensor outputs are HIGH (1) when a vehicle is present and LOW (0) when no vehicle. The intersection traffic light is to be controlled according to the following conditions:
- The east-west(E-W)traffic light will be green whenever both lanes A and Bare occupied.
- The E-W traffic light will be green whenever either lane A or lane Bis occupied but lanes Cand Dare not both occupied.
- The north-south (N-S) traffic light will be green whenever bothlanes Cand Dare occupied but lanes Aand Bare not both occupied.
- The N-S traffic light will also be green whenever either lane Cor lane Dis occupied while lanes A and Bare both vacant.
- The E-Wtraffic light will be green when no vehicles are present
Using the sensor outputs along the lanes A, B, Cand Dasinputs, design a logic circuit to control the traffic light system. There should be two outputs, E-W and N-Slights, that go HIGH when the corresponding light is to be green. Simplify the logic circuit as much as possible. You are required to implement the logic circuit using any logic gates IC (either TTL or CMOS families). Perform the following procedures:
1)Identify the design solution based on Facts-Ideas-Learning issues-Action (FILA) table.
2)Simulate the logic circuit design and analyze the results.
3)Prepare a technical paper using the paper template (Appendix 1) with minimum of 6pages to maximum of 10 pages.
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