Arduino Motion Detector using PIR Sensor
https://maker.pro/arduino/projects/arduino-motion-detector-using-pir-sensor
This post shows a simple example on how to use the PIR motion sensor with the Arduino
Arduino Whistle Detector Switch using Sound Sensor Module
https://maker.pro/arduino/projects/arduino-whistle-detector-switch-using-sound-sensor-module
In this project, we will see how to detect Whistle sound and once it is detected we will toggle the AC lamp via a relay.
Arduino Liquid Level Meter with simple Homemade Sensor
https://maker.pro/arduino/projects/arduino-liquid-level-meter-with-simple-homemade-sensor
How to make a sensor yourself, and then with the help of a microcontroller to accurately determine the level of liquid in the container.
Arduino Barometer + Barograph with BME280 Sensor
https://maker.pro/anduino/projects/arduino-barometer-barograph-with-bme280-sensor
This time I will present you a very simple way, using an Arduino microcontroller and BME280 Sensor, you can make an electronic Barometer + Barograph that presents the results in graphic form on a 20x4 LCD display.
Arduino Tachometer (RPM meter) with IR sensor module
https://maker.pro/arduino/projects/arduino-tachometer-rpm-meter-with-ir-sensor-module
A very simple way to make a tachometer where the result is displayed on an OLED display in the form of an RPM number and a progress bar for greater visibility.
Arduino Analog + Digital Compass with HMC5883L sensor
https://maker.pro/arduino/projects/arduino-analog-digital-compass-with-hmc5883l-sensor
Electronic version of the Compass, where the position of the needle is indicated by group of a three light-emitting diodes. There is also an OLED display in the middle of the device, which shows the angle relative to the North Pole.
Arduino Buttonless LED Matrix Clock with ADXL335 sensor
https://maker.pro/arduino/projects/arduino-buttonless-led-matrix-clock-with-adxl335-sensor
Multimode Arduino Matrix Clock, Word Clock, Thermometer, and Random Word Generator controlled by various motions.
Arduino Can-Bus (Wired) Communication
https://maker.pro/arduino/projects/arduino-can-bus-wired-communication
Learn how to use CanBus module.
Arduino Powered Humanoid Robot Using The Tactigon
https://maker.pro/arduino/projects/arduino-powered-humanoid-robot-controlled-with-the-tactigon
Move your hands and control this Arduino powered robot using The Tactigon inside T-Skin hand band!