It is an edge avoiding robot car which is based on 8051 microcontroller. The robot car uses IR proximity sensors to detect the edges of the table on which the car is deployed and then it avoids the detected edges by changing its direction of motion.
8051 micocontroller
IR proximity sensor module x 2
L293D motor driver module
DC geared motor x 2
16MHz Crystal Oscillator
33pf Capacitor x 2
10uf capacitor
10k Resistor x 2
Toggle button
Power bank
Arduino Uno (as programmer for 8051)