oky thanks for all ... I found the solution finally it's so simple ..just use encoder to controll the wheels .. and when U want to make right angle (90 deg ) Make the wheel goes in the opposite direction of the second wheel ... ^_^ thank U schip666 :)
how to turn my robot 90 degrees ??
firstly I am an arabian so I wish you can talk an easy accent ^^
I will try to tell you every thing about my project in english
am working on robot which makes a square
but I couldn't turn it 90 degrees exactly
my robot has two motors dc...