Hi I've tried to use my Polaroid Sonar not only for distances up to 2.7 meters. So I want to check the overflow flag. But my code doesn't work. Can anybody give me some advises? Here is my code: long sonar_sample() { int start_time; int help; (...) (25 years ago, 1-May-00, to lugnet.robotics.handyboard)
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