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Seat belt warning system
Seat belt warning system is developed to cut off the car’s ignition circuit to avoid the engine from start or operation while the operators are not tiring their seat belt both the ignition and starter circuit can be isolated. Common operation starts again as the operator fasters.
Seat Belt Warning Light System
Design circuit for warning light
Sensors
If “I” is high: ignition is on
If SB is high: seat belt fastened
If SS is high: seatbelt sensor is on
Expression of Boolean algebra equation
Ignition is on, and seat belt not fastened, and
Seatbelt sensor is on
W = I AND not SB AND SS
change equation to circuit
Take in action - Boolean algebra allows simple capture as equation and conversion to circuit.