i am having this ultrasonic sensor
http://www.seeedstudio.com/depot/ultrasonic-ranger-gh311rt-p-73.html
http://www.sure-electronics.net/download/DC-SS014_Ver1.0_EN.pdf
Anybody please tell me how to interface this sensor with arduino, i planning to create a obstacle avoiding robot using two dc motors and a servo with this sensor.
Please help me with programming and circuit...
Thanks,
robotsmani