please use the # button to apply proper code tags - you can even modify your existing post.
Read this tutorial? - http://arduino.cc/en/Tutorial/Ping?from=Tutorial.UltrasoundSensor - it provides all the answers (for this q.)
please use the # button to apply proper code tags - you can even modify your existing post.
Read this tutorial? - http://arduino.cc/en/Tutorial/Ping?from=Tutorial.UltrasoundSensor - it provides all the answers (for this q.)