Let's Make Robots!

simple robot using AVR

Being Frank I'am new here! can anyone help me to make a simple robot. having two Dc motors a microcontroller of Atmels AVR(any series) controlled by using timers by programming for e.g:-I want to make robot which  should go straight for certain seconds then turn left then right! 

  I don't no which one  I should use in AVR series will it help by using ATtiny25 or 45 or you may tell me another one.

  PZ help me!!! 

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Attiny45 seems to small for use... usualy for simple lightning is used...


AtTiny2313 are cheap and are verry verry good producst... if you set the fuses for internal 4mhz that rocks and its right enough... :) but don't know your problem...