Instructions Circuit Diagram

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Ontheaboveimageallreectedsignalsstayunderthereferenceline.
Now you can measure distances accurately. The time between 5 trans-
mittedpulsesandthereectedsignaliscalculatedbythemicroproces-
sor and translated into an actual distance. This distance can be shown
on a display.
It is very important that during the preparation of the ultrasonic function
youtakecarethatundesiredreectionsstayunderthereferenceline.
60 cm