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AN AID FOR BLIND USING ULTRASOUND SENSORS

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AN AID FOR BLIND USING ULTRASOUND SENSORS
« on: February 06, 2012, 11:50:45 AM »
I am making an obstacle detector for blind that has an audio output in the form of earphones and along with the direction it also indicates if the obstacle is moving or stationary..i am using ultrasound sensors..i am supposed 2 use 8051microcontroller..  finding if the object is moving or stationary seems a little tricky..i need assistance