Let's Make Robots!

hardware for robot

friends iam planning to add mapping capability to my bot what are things i need to do it..

i found some links just take a look at that



here is the another link. that website says accelerometer has in built in gyro, tilt sensors


for encoder, iam going to use only  MOC7811 is a infrared based optical sensor and i will make black and white shades in paper.


is there any thing more i have to see for builting it and if you have some good price link in ebay your welcome.