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
accelerometer
http://dx.com/p/adxl335-3-axis-accelerometer-module-167074
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.
http://probots.co.in/index.php?main_page=product_info&cPath=9&products_id=293
is there any thing more i have to see for builting it and if you have some good price link in ebay your welcome.