Hello friends, I want to build an occupancy indicator with an ultrasonic sensor. I'll tell you what I want to achieve, and if anyone knows how to do this, please let me know because I don't have any coding experience. Components: Arduino Uno Ultrasonic sensor RGB LED module The ultrasonic sens…

Seems fairly straightforward. In the setup section, turn the red LED on and instantiate an int toggle=0; and then in the loop, if you get a <10cm result, toggle the color of the LED. Something like this: if (distance < 10) { analogwrite(red_LED, toggle*255); // should turn RED off in first …

Ultrasonic sensor with LED, how can I do this?

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mongol November 1, 2021, 10:16pm 9

Thank you so much haroldsutton, you are a true master and made my day better!

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Ultrasonic sensor with LED, how can I do this?

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