In this tutorial I’ll give a detailed view of the SSD1306 based I2C OLED display and how to interface it with Arduino. What is OLED display? OLED is short for Organic Light-Emitting Diode. These displays...
The Arduino Platform is the largest open-source hardware and software platform in the world and offers infinite possibilities on what you can achieve using simple microcontroller-based products. Arduino Starter Kits are useful for beginners in electronics and...
PIR is short for passive infrared which describes how the PIR sensor operates; passive means the device doesn’t emit any energy. Basically, the sensor detects infrared radiation emitted by anything that is warm, including a person. HC-SR501...
A laser tripwire is a device triggered by physical movements. It can be used for security in order to detect unwanted intruders in an areas like bank vaults, military establishments and even homes. How does...
Stepper Motors are used in a wide variety of devices ranging from 3D printers and CNC machines to DVD drives, heating ducts and even analog clocks. They are very useful when you need to position...
The DS18B20 waterproof temperature sensor is preferred in situations where you want to measure temperature of liquids or substances in wet conditions or at a far distance from where the control device is. You can...
A dual axis joystick is very important in projects involving control of robots and RC devices using various microcontrollers for example Arduino. The joystick am using in this tutorial is similar to the analog joysticks...
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 LCD utilizes 6 of the available 13 digital IO pins, then...
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 that can be used to determine what direction the shaft is...
In a number of applications there is need to display text or characters, for example in calculators, digital clocks and other devices. This is where a Liquid Crystal Display (LCD) comes in handy. In this...
