👍👍 Hi Rob, that's reminds me a car which does not fall from the table where ever it goes. It had no electronics whatsoever except a bistable relay and two front and two rear contacts. Much more elaborated is yours... Great.
On Sat, Apr 5, 2025 at 6:30 PM [email protected] <[email protected]> wrote: > Hi Hans, > > I made a self driving Robot Wagon, just for fun, using three HC-SR04 > modules. I am using the JAL HC-SR04 library for measuring the distance but > since the library is made to support only one module, I am using an Analog > Multiplexer IC (74HC4052) to multiplex the three sensors. > > For a video, see: https://youtu.be/kwYxd5GjtCw > > I also posted the project on Instructables: > https://www.instructables.com/Self-Driving-Robot-Wagon/ > > Kind regard, > > Rob > > > Op zondag 9 februari 2025 om 16:35:23 UTC schreef [email protected]: > >> Hi Hans, >> >> I did not make something like this but if you use the JAL library for the >> HC-SR04 you need to mutiplex the output of the device and connect the >> multiplexed signal to the interrupt pin of the PIC. >> >> Next to that you need also need to multiplex the trigger signal that goes >> to each HC-SR04 module. >> >> Kind regards, >> >> Rob >> >> >> >> >> ------------------------------ >> *Van:* [email protected] <[email protected]> namens Hans van >> Veldhuizen <[email protected]> >> *Verzonden:* zondag 9 februari 2025 17:04 >> *Aan:* jallib <[email protected]> >> *Onderwerp:* [jallib] hcsr04 3x >> >> Hello, I have tried the hc sr04 and now have something in hand that needs >> three such sensors at the same time. Has anyone made something like this >> before? >> greetings >> Hans >> >> -- >> You received this message because you are subscribed to the Google Groups >> "jallib" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion visit >> https://groups.google.com/d/msgid/jallib/fe0e62b2-1bbb-43db-a9d8-50e84a814178n%40googlegroups.com >> <https://groups.google.com/d/msgid/jallib/fe0e62b2-1bbb-43db-a9d8-50e84a814178n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "jallib" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/jallib/adec607b-948f-468f-8b6e-6acae5ead087n%40googlegroups.com > <https://groups.google.com/d/msgid/jallib/adec607b-948f-468f-8b6e-6acae5ead087n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "jallib" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/jallib/CAM%2Bj4quSimUY6U42QnHduBiyPXW4qqDWzZCQ6QtwNEyrOGenmA%40mail.gmail.com.
