How to make a Laser Tripwire Alarm using Arduino.
A laser tripwire is a device triggered by physical movements. It can be used for security in order to detect unwanted intruders in an…
Tutorial archive
Richard.M
28BYJ-48 Stepper Motor control using ULN2003 driver and Arduino.
Stepper Motors are used in a wide variety of devices ranging from 3D printers and CNC machines to DVD drives, heating ducts and even…
How to use the DS18B20 Waterproof Temperature Sensor with Arduino.
The DS18B20 waterproof temperature sensor is preferred in situations where you want to measure temperature of liquids or substances in wet conditions or at…
How to Use the Dual Axis Joystick with Arduino.
A dual axis joystick is very important in projects involving control of robots and RC devices using various microcontrollers for example Arduino. The joystick…
How to connect 16×2 I2C LCD display with Arduino.
One of the challenges of using LCD displays is that they need many I/O pins of the microcontroller which limits it’s functionality. Normally the…
How to Use a Rotary Encoder with Arduino.
A rotary encoder is an electro-mechanical device that can convert the angular position of a shaft to either an analog or digital output signals…
How to Use 16X2 LCD Display with Arduino.
In a number of applications there is need to display text or characters, for example in calculators, digital clocks and other devices. This is…
L293D Motor Driver Shield for Arduino
The L293D Motor driver shield is one of the best way for controlling DC, Servo and Stepper motors especially if you are using Arduino…
INTERFACING SWITCHES WITH ARDUINO.(INTERNAL PULL-UP RESISTORS.)
Among the most common challenges beginners find when using switches with microcontrollers like Arduino is the “floating pin” or “floating input”. To explain this…
Arduino voice control of LEDs using Bluetooth module
Arduino voice control of devices can be done in a number of ways using voice recognition modules for example EasyVR Shield 3.0, ELECHOUSE Voice…