This is a circuit for a microcontroller-based water level controller that turns the motor on/ off depending on the water level in the tank. The motor is turned off when voltage fluctuations or dry run occur.
This is a circuit for a microcontroller-based line follower robot. It travels along a specified path that is a white-colored strip on a black background.
This is a circuit for an AT89C51-based DC motor controller that can regulate the speed, direction of rotation, and the running mode of motor. It then displays the corresponding messages on an LCD.
This is a circuit for a microcontroller-based security system that can restrict access to a specific area. Only authorised persons are allowed to enter the area. The system locks out in case of brute forcing passwords and can be unlocked only by the Master User.
This is a circuit for a microcontroller-based digital speedometer cum odometer for a motorbike that can display the speed and the distance travelled by a bike.
This circuit can control the temperature of a device according to its requirement and displays the temperature in the range of –55°C to +125°C on four 7-segment displays.
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