RPM= Count x 12 for single object rotating body. But here we demonstrate this project using ceiling fan. So we have done some changes that is given below: As shown in the above tachometer circuit, it ...

Every object with a temperature above absolute zero emits IR ... sensor to warm up. This line marks the beginning of the loop() function. The loop() function is a core part of an Arduino sketch and ...

This is a Motion Dectector device which display the count,the object has crossed it on an interfaced display. This devices makes use of an ARDUINO UNO, a IR Sensor and a 16X2 LCD Display. To make sure ...