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Arduino Projects

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Interfacing Force Sensing Resistor (FSR) with Arduino

Interfacing Force Sensing Resistor (FSR) with Arduino

A Force Sensing Resistor, also known as a Force Sensor,...

Controlling WS2812B Addressable LEDs with Arduino

Controlling WS2812B Addressable LEDs with Arduino

Whether you call them individually addressable RGB LEDs, WS2812B, or...

Interfacing HC05 Bluetooth Module with Arduino

Interfacing HC05 Bluetooth Module with Arduino

Bluetooth is everywhere nowadays. It’s a word we hear all...

Interface Two Channel Relay Module with Arduino

Interface Two Channel Relay Module with Arduino

Got an Arduino project that needs to control something running...

Interface DS1307 RTC Module with Arduino

Interface DS1307 RTC Module with Arduino

Whether you’re building a digital clock, logging sensor data with...

Controlling DC Motors with DRV8833 Motor Driver and Arduino

Controlling DC Motors with DRV8833 Motor Driver and Arduino

Without a doubt, L293D and L298N are the go-to motor...

Interfacing MAX4466 Microphone Amplifier Module with Arduino

Interfacing MAX4466 Microphone Amplifier Module with Arduino

Add an ear to your project with the MAX4466 microphone...

Control Stepper Motor with L293D Motor Driver IC & Arduino

Control Stepper Motor with L293D Motor Driver IC & Arduino

One of the easiest and inexpensive way to control stepper...

Interfacing Ball Tilt Switch Sensor with Arduino

Interfacing Ball Tilt Switch Sensor with Arduino

If you want to detect when something is moved, tilted,...

How nRF24L01+ Wireless Module Works & Interface with Arduino

How nRF24L01+ Wireless Module Works & Interface with Arduino

Imagine having two or more Arduinos talking to each other...

ESP32 Projects

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Interface Multiple DS18B20s with ESP32 & Display Values Using Web Server

Interface Multiple DS18B20s with ESP32 & Display Values Using Web Server

Have you ever wanted to have sensors scattered all around...

Erasing Flash Memory on ESP32 (Factory Reset) Using ESPTool

Erasing Flash Memory on ESP32 (Factory Reset) Using ESPTool

Factory resets are the nuclear solution for many ESP32 issues....

ESP32-WROOM-32 Pinout Reference

ESP32-WROOM-32 Pinout Reference

For those looking to add wireless connectivity to embedded projects...

How to Automatically Connect Your ESP32 to the Strongest Wi-Fi Network

How to Automatically Connect Your ESP32 to the Strongest Wi-Fi Network

One essential task when using the ESP32 is ensuring it...

How to Control Servo Motors with an ESP32

How to Control Servo Motors with an ESP32

Hobby servo motors are nifty and useful for a wide...

Getting Date & Time From NTP Server With ESP32

Getting Date & Time From NTP Server With ESP32

Imagine building a smart device that turns on your bedroom...

How to Use a microSD Card with ESP32

How to Use a microSD Card with ESP32

Ever started a project with your ESP32 and found yourself...

How to Control a Servo Motor with ESP32 Over Wi-Fi

How to Control a Servo Motor with ESP32 Over Wi-Fi

Servos are versatile motors that can be precisely positioned to...

ESP32 vs. ESP8266: Which Microcontroller Is Right for You?

ESP32 vs. ESP8266: Which Microcontroller Is Right for You?

ESP32 vs. ESP8266. If you have an Internet of Things...

ESP32 Basics: Generating a PWM Signal on the ESP32

ESP32 Basics: Generating a PWM Signal on the ESP32

If you’ve played around with Arduino before, you’re familiar with...

ESP8266 Projects

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Control WS2812B Addressable LEDs with ESP8266 and WLED

Control WS2812B Addressable LEDs with ESP8266 and WLED

Whether you call them individually addressable RGB LEDs, WS2812B, or...

ESP8266 Over The Air (OTA) Programming In Arduino IDE

ESP8266 Over The Air (OTA) Programming In Arduino IDE

One of the best things about ESP8266 is that its...

Create A Simple ESP8266 Weather Station With BME280

Create A Simple ESP8266 Weather Station With BME280

Don’t let the smartphone weather apps or commercial weather stations(that...

Installing ESP8266 Board in the Arduino IDE

Installing ESP8266 Board in the Arduino IDE

There are several development platforms available for programming the ESP8266....

Getting Date & Time From NTP Server With ESP8266 NodeMCU

Getting Date & Time From NTP Server With ESP8266 NodeMCU

Every now and then, you’ll come across an idea where...

Getting Started with ESP8266

Getting Started with ESP8266

In recent years, the Internet of Things (IoT) has become...

Create A Simple ESP8266 NodeMCU Web Server In Arduino IDE

Create A Simple ESP8266 NodeMCU Web Server In Arduino IDE

In recent years, the ESP8266 has risen to prominence in...

ESP8266 Pinout Reference

ESP8266 Pinout Reference

One of the nice things about the ESP8266 is that...

WeMos D1 Mini Pinout Reference

WeMos D1 Mini Pinout Reference

When it comes to ESP8266 boards, the WeMos D1 Mini...

Interface DHT11 DHT22 w/ ESP8266 NodeMCU Using Web Server

Interface DHT11 DHT22 w/ ESP8266 NodeMCU Using Web Server

Have you ever wished you could use your mobile, tablet,...

Basic Electronics

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The Half-Wave Rectifier

The Half-Wave Rectifier

Most electronic systems, like TVs, audio systems, and computers, need...

The Full-Wave Rectifier

The Full-Wave Rectifier

Although the half wave rectifier is used in some low...

Light Emitting Diode (LED)

Light Emitting Diode (LED)

LEDs are everywhere – in our phones, in our cars,...

The Full-Wave Bridge Rectifier

The Full-Wave Bridge Rectifier

Another, more popular full-wave rectifier design exists and is built...

PN Junction Diode

PN Junction Diode

A piece of n-type semiconductor or p-type semiconductor is like...

The Zener Diode

The Zener Diode

Ordinary silicon diodes block any current through them when they...

Semiconductor Basics

Semiconductor Basics

To understand how diodes, transistors, or any integrated circuit work,...

Electronics Calculators

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Capacitance Conversion

Capacitance Conversion

Use this calculator to quickly convert capacitance values between units...

Battery Life Calculator

Battery Life Calculator

This calculator offers two options—simple, and advanced—for estimating how long...

Parallel Resistor Calculator

Parallel Resistor Calculator

Use this calculator to quickly determine the total equivalent resistance...

Temperature Conversion

Temperature Conversion

Use this calculator to easily convert temperatures between Celsius, Fahrenheit,...

Ohm’s Law Calculator

Ohm’s Law Calculator

Use this calculator to calculate the relationships between current, voltage,...

LED Series Resistor Calculator

LED Series Resistor Calculator

Use this calculator to determine the value of the resistor...

Voltage Divider Calculator

Voltage Divider Calculator

Use this tool to calculate the output voltage of a...

5-Band Resistor Color Code Calculator

5-Band Resistor Color Code Calculator

Use this calculator to identify the value, and tolerance of...

Capacitor Code-Value Converter

Capacitor Code-Value Converter

Use this calculator to quickly convert between the 3-digit codes...

Series Resistor Calculator

Series Resistor Calculator

Use this calculator to quickly determine the total equivalent resistance...