You can try declaring sensor as volatile: volatile uint8_t sensor;. Line Following Robot using AVR ATmega8eXtreme Electronics http:// 1 of Here is a simple line following robot circuit designed using ATmega8 Microcontroller. It can be used in industrial and defense applications.

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Simply follow the link. By mahendra – July 15, 3: One of the most basic autonomous robot you can build is a line following robot LFR. Please get a fully tested kit from here. And how the bot behaves when we get a sharp 90 follpwer turn like sharp left turn in which sensor 1,2 and 3 are on line. Robot C Error Line Following Robot Board. By Jalaj – February 8, 2: We are here to help!

As a beginner into robotics, I should thank you for encouraging people like us…. Llne Posts – Website. Sir, can i have the code for adc?

avr – Line follower robot using atmega8 – Stack Overflow

Hi sir How to send data from vb to microcontroller at89s Jalaj, Please share this armega8 on your Facebook profile. This is the basic line follower robot whose aim is to teach new comers in the field robotics and embedded systems. By Avinash – July 15, 5: By jayaprakash – July 22, Please try to under stand the purpose of anything before cementing! My LFR is not following the line drawn…please help me out how can I check that my Infrared sensors are working properly please do let me know….


I tried to calibrate PID value. Go Try Something folloqer. Avinash, I happened to see this tutorial.

By salini – January 13, Or may be you are not made for it! Rovot are right that line senosr schematic is very clear. Sir please guide me,I have put my tremendous hard-work and lot of money to make this LFR. Please do not be over smart. I don’t see how this should accomplish anything. Thank you for he elaborate instructions.

I would be very thankful to you if you can help. Then run the bot and adjust the params till you get desired result, first dgain and igain are set to zero and gradually increases. Can u help me tweaking it to detect perpendicular cuts in the track and to follow a white line on a black background rather than black line on a white background??

Now its working fine for right turn but facing difficulty in left turn. By default its O0.


Line Following Robot using AVR ATmega8

Leave a Reply Cancel reply Your email address will not be published. There is no asynchronous context and folllower multi-byte variable involved. Amir Rubin 7 I planned on running and then delaying the motor for 3 second and the switching them off but the robot has started to work haphazardly.

By Avinash – July 7, Please provide me the same. By Priya – February 10, Otherwise I will have to purchase atmega 8.

Line Following Robot using AVR ATmega8

Dibyaranjan, Please do not be over smart. By Ayush – October 10, I want the bot to take a reverse turn when the black line ends and follow the same line again. SIR,please answer where to connect pin no. I followed your tutorial and bot is working fine. By inertia45 – August 27, 9: Also i hope that you may help me in my worst case problems and assist me.

Your works are always wonderful.