Component used for the robot Atmel 89S52 microcontroller 5 ways channel Line Follower track auto calibrate IR sensor YL-39 51/AVR MPU series emulators & development tool L298N motor driver module Atmel 89S52 Microcontroller 5 ways channel Line Follower track auto calibrate IR sensor L298N motor driver module YL-39 51/AVR MPU series emulators & development tool