8051 Microcontroller Based Bidirectional Visitor Counter

This is a simple circuit diagram of bidirectional visitor counter using 8051 microcontroller which helps to count the number of people entering or leaving a room and displays the total count on the board. It is very helpful in our real life especially in parities, meetings, etc. Get detailed information about this project in the post - 8051 Microcontroller based Bidirectional Visitor Counter.