 | | Re: Ultrasonic Sensor —Steve Baker
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| | | (...) I guess the first question I'd ask is "What interface does the sensor present to the RCX?" I imagine there are two possibilities: It could be a raw interface that let you send an acoustic "PING" on command and read a voltage back telling you (...) (23 years ago, 6-Feb-02, to lugnet.robotics)
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| | | | | Re: Ultrasonic Sensor —Lee Wilson
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| | | | | (...) let (...) Thanks for that Steve. My circuit will be based on the latter of the two possibilities. It is based on a design by RA Penfold from Electronics and Beyond (Sept.2001) so I'm basically doing construction by numbers! However, the thesis (...) (23 years ago, 6-Feb-02, to lugnet.robotics)
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| | | | | Re: Ultrasonic Sensor —Juergen Stuber
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| | | | (...) Sound travels on the order of 333m per second, so with the 3ms interval between sensor readings you will get a resolution of 1m. You could try some heavy machine level hackery inside legOS or leJOS to read the sensors in a shorter interval, I (...) (23 years ago, 6-Feb-02, to lugnet.robotics)
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