Ultrasonic sensor: measure distances with Arduino
On many occasions it may arise the need to have a continuous and automatic distance measurement, such as in a sonar, or in an anti-intrusion…
Pillole di Arduino
Un blog su coding ed elettronica
Ultrasonic sensor: measure distances with Arduino
On many occasions it may arise the need to have a continuous and automatic distance measurement, such as in a…
Fading of a led light with Arduino and PWM
In a previous article we turned on the light of a led with Arduino, using the digitalWrite function to which…
Arduino and tilt ball switch: tilt detection
A very popular tilt detector nowadays is the accelerometer installed in our smartphones and tablets: thanks to it, every time…
Create an alarm with an active buzzer and Arduino
Among the most used actuators in Arduino projects are the buzzers. A buzzer, or electronic buzzer, is a DC powered…
Manage an RGB led with Arduino
Unlike a common LED, which emits light of only one color, an RGB LED can emit three different types of…
Measurement of temperature and humidity with Arduino and the DHT11 sensor
Let’s start the discussion of sensor management with Arduino with a very easy to use component, the DHT11 sensor, thanks…
Measure brightness with Arduino and a photoresistor
Unlike common resistors, a photoresistor (or photocell, but also LDR – Light Dependent Resistor) exhibits a high resistance in the…
Functions in Arduino
In the sketches of the previous articles we have seen some examples of functions, whose usefulness we appreciated in carrying…
Managing a mechanical button with Arduino
A very useful component in an Arduino project is the mechanical button. It usually appears as a cube of metal…
Turn on a led with Arduino
Now that we have acquired the basics of programming with Arduino and some basic notions of electronics, we are ready…