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Re: Using and Coding an ultrasonic sensor
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Sharp infrared proxity sensor, part number GP2Y0A02YK, measures distances between 8" and 60". Its still half the range of the ultrasonic sensor but not terrible.
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Hmmm... I never knew they were being sold at Digikey. Personally Im starting to have nightmares of robots with these sensors going crazy now.
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If either a public officer or any one else saw a person attempting to cross a bridge which had been ascertained to be unsafe, and there were no time to warn him of his danger, they might seize him and turn him back without any real infringement of his liberty; for liberty consists in doing what one desires, and he does not desire to fall into the river. -Mill
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