Programming Examples
Design a counter using an atmega microcontroller (like ATMEGA328P) using Arduino to display the number of entries per day in an office.

Design a counter using an atmega microcontroller (like ATMEGA328P) using Arduino to display the number of entries per day in an office.
Components Required:
- Arduino UNO
- LCD 16*2
- Ultrasonic sensor ( for distance measurement)
- Buzzer
- Breadboard
- Jumper wire for connections
- Resistor and potentiometer for LCD
Output/ Explanation: