This is accomplished by the use of sensors and actuators (which I describe next). Actuators and Sensors The Arduino ... Server program Amit Saha*/ int number; void setup() { // Open the serial ...

In a previous article, we looked at connecting various kinds of Arduino hardware to your Mac. Here's how to get started programming ... The loop usually waits for input from sensors or users ...

By counting the pulses from the output of the sensor, we can easily calculate the water flow rate (in litre/hour – L/hr) using a suitable conversion formula. The Arduino Sketch (code ... currentTime; ...