ESP8266 UDP Send & Receive Example (Step-by-Step Tutorial)

Looking for the easiest way to send and receive data from an ESP8266? A great starting point is understanding how to configure your ESP8266 to send and receive a UDP packet. You can use UDP to communicate with other ESP8266 devices, your computer or many other WiFi devices. In this tutorial we will write a…

ESP8266 AP & STA Mode Together (Easy Step-By-Step Tutorial)

So you are looking to create a project that requires your ESP device to work in both AP and station mode? With the Arduino ESP core it is possible to get your device to function in both AP and STA modes simultaneously and I am going to show you the secret sauce! In this tutorial…

Super-Tiny Wemos D1 Mini Web Server (Step-by-Step Tutorial)

You may already know that the ubiquitous ESP8266 is designed to connect to WiFi, but did you know it can also act as a web server? In this tutorial we will turn a Wemos D1 Mini into a very tiny web server using just 17 lines of code. I have read a few very good…

Easily Update ESP8266 Devices OTA With The Arduino IDE

ESP8266 WiFi devices can be conveniently flashed over the air (OTA) using the Arduino IDE. All that is required is a little additional code in the sketch in order to make the WiFi serial port appear in the Arduino IDE. This is very handy if you wish to install a device such as the Wemos…

Add Wemos D1 Mini To Arduino IDE And Connect To WiFi

The Wemos D1 Mini is a must-have for any maker due to its versatility and low cost. You can make a WiFi temperature sensor for your smart home for the cost of a beer! If you are completely new to the Wemos D1 Mini, you might want to first check out the dummies guide. If…

How Many LEDs Can An Arduino Control?

An Arduino can theoretically control as many LEDs as you require for your design, only limited by the power supply current available. However if you want to control more LEDs than there are digital pins on your Arduino board, you will need to use some additional hardware. In this tutorial we will investigate the advantages…

How To Flash Sonoff Tasmota With An Arduino Uno And ESPTool

So you need to flash Tasmota on to your device but your dog ate your FTDI adapter? There are many different ways that we can flash Tasmota to our device, the reason being the very simple serial interface required to flash the ESP device. If you have a Raspberry Pi lying around then you might…