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Using a Buzzer with Arduino

Using a Buzzer with Arduino

It is possible to emit sounds using a microcontroller by connecting a buzzer to one of its outputs. When you want to create a user interface, it is nice to have feedback according to the actions performed, whether it is a display, a light that lights up or changes...
Using a WS2812B LED ribbon with Arduino

Using a WS2812B LED ribbon with Arduino

LED ribbons are made up of a succession of addressable RGB LEDs, i.e. the brightness and colour of each LED can be set independently. There are several ribbon models: single colour, non-addressable, 5 or 12V, etc. Pay attention to the model you want to use. Hardware...
Create a Capacitive Sensor with Arduino

Create a Capacitive Sensor with Arduino

Capacitive sensors are commonly used in particular for object detection. They can, for example, detect the passage of an object on a conveyor belt or the level of a liquid in a tank. Closer to home, capacitive sensors are used in touch screens or as switches. In this...
Using a NRF24L01 module with Arduino

Using a NRF24L01 module with Arduino

The radio module NRF24L01 is a transceiver for establishing a connection and transferring data from one device to another via radio waves. Hardware ComputerArduino UNO x2USB cable A Male to B MaleNRF24L01 x2 Principle of operation The nRF24l01 module is a low-power...