Arduino Ultrasonic Proximity Sensor Alarm Project Tutorial

[@antonionardini1499]

great but for me was needed to put in condition "and dist_cm !=0" . without i was having trouble ;) thanks

[@jayantkodwani7868]

Tried and Tested OK, Great Video! Truly Appreciated

[@georgejetson1754]

Nice. When you have your own concept or invention, please let me know. I can invest if I like the idea.

[@rrogahn]

Sorry, this is bumping me, the code is C/C++. You keep saying Java, it's not Java, lol. Otherwise, cool tutorial; thanks!

[@oliverko8533]

Can you use ultrasonic sensors with the BT module at the same time?

[@slaughtgaming1522]

How much is the range?

[@graysenfisher4769]

It said new ping.h no such file or directory