Capacitance capabilities at the tip of your finger!

Building an RFIDD access control system.

One port to role them all.

A small compact outdoor motion activated Halloween scare box with sound and optional light.

This will prevent you from going back to sleep after snoozing that since now you have to solve a math problem to snooze the alarm.

This is an example problem to illustrate the function of a PID controller. You will learn the basics to control the speed of a DC motor.

This small and attractive device periodically displays an attention-catching animation followed by the current temperature in C° and F°.

This is a very simple way to control a 3-phase AC installation in a delta configuration.

If you want a device that could measure your heart beat and plot its curve trace on an OLED display, then this will be your best guide.

Stream and analyze live data from your Arduino microcontroller into Excel with the Data Streamer add-in!

Make your own Arduino coin eater/bank. A DIY Arduino idea.

6.4A-20nA current/voltage/power monitor based on the TI INA209 with extra GND usable as Arduino shield, FeatherWing, breakout or breadboard.

Uno-based battery-powered PM10 / PM2.5 analyzer with bright large digits on an OLED display.

Two-wheel auto gear ENGINE is KILLED (off) when the sensor detects a child accelerate the vehicle or a vehicle falls down to avoid accident.

But why?

How to interface an IR sensor with an Arduino Uno.

Unlock each of 16 (4x4) locks to crack the bigger lock by flipping the states either horzontally or vertically.

The Arduino clock that says it as it sees it.

Build a simple 3-axis joystick!

Turn an LED on and off using Windows Remote Arduino.

This is an Arduino Uno with a DHT11 temp/humidity sensor with and LCD screen powered by a power bank.

Connect your microcontroller to the internet by adding ESP8266 WiFi module!

Step by step on how to program a ATtiny85 microcontroller with Arduino Uno development board.

Use the DHT Temperature Sensors in C# code via a C++ Windows Runtime Component to implement a one-wire protocol on Windows 10 and the RPI2.