cover intercom with emojis and Telegram

An Intercom with Emojis & Telegram

In this project you create a kind of intercom. However, this is not limited to one single building, but can send messages from home to your smartphone – and also receive messages from there and display them on an OLED display. In practice, the project consists of two buttons that …

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Switch on light with Telegram

Switch the light on and off with Telegram

In this project you will learn how to switch a light source on and off from your smartphone. You can also use it to check whether the light is on or off. For a first test, use an LED connected to your ESP8266. If you want to do this later …

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Newsticker with an ESP32

A news ticker with API Call, JSON and an ESP32

You want to read the latest headlines directly in your Serial Monitor? Then it’s time for your own news ticker! In this project you connect your ESP32 to the internet, retrieve the latest news via an API call, parse JSON data and display the headlines in your Serial Monitor. In …

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Reminder of the umbrella

Remind yourself of your umbrella with an ESP8266

Have you ever left your apartment and then stood on the street in the rain? With this project you will make sure that this does not happen again. With an ESP8266, you retrieve the current weather situation via an API and show on an OLED display whether it is raining, …

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Instagram Likes ESP8266

Display your Instagram Likes – with an ESP8266 and LEDs

You post photos and videos on Instagram? But notifications about new likes on your smartphone are too boring for you? Then try something new! With this ESP8266 project you regularly request the number of your Likes for your latest Instagram Post online. Depending on how many Likes have been added …

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With ESP8266 or ESP32 to the Internet-2

How to connect an ESP8266 or ESP32 to the Internet

Push the door to the Internet of Things wide open! If you need a connection to the Internet for your project, the two controllers ESP8266* and ESP32* will serve you well. All you need is a Wi-Fi network, the appropriate access data and a few lines of code. Before you …

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Request current time with ESP8266

Requesting the current time with an ESP8266

If you work with an ESP8266* and are on the internet anyway, there is an easy way to find out the current time: With the library NTPClient.h Note: Of course this also works with an ESP32 or an Arduino with WiFi Shield – but here we’ll focus on the ESP8266 …

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Using ESP8266 as Web Server

Your own ESP8266 Web Server

The ESP8266* microcontroller is not only perfectly suited for retrieving and processing data from the Internet. With just a few lines of code, you can create your own web server with it. You can use your smartphone or computer to access current measurement data from sensors, for example, or switch …

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iss tracker esp8266

Watch the International Space Station in the sky

With this ISS Tracker you always know when you can observe the International Space Station in the sky: An OLED display shows the time and duration of the next pass, and as soon as the ISS rises above the horizon, an LED signals that it is time to observe. The …

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ESP8266 ISS Cubes

This cube lights up when the ISS flies over it

In this project you create a cool gadget that lights up when the ISS flies over you. It consists of two cubes, one inside the other: The lower one houses the technology; the upper one a hidden ISS on the inside, which only becomes visible when the real International Space …

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Bluetooth with the ESP32

How to use Bluetooth with the ESP32

Bluetooth is ubiquitous and your ESP32 can handle it too. In this tutorial you will learn how to use Bluetooth Classic and exchange data between a smartphone and your ESP32. For this tutorial you only need an ESP32* and an Android smartphone on which you can install the free app …

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Programming your ESP32 with the Arduino IDE

The ESP32 is something like the big brother of the ESP8266*. As well as WiFi, it also lets you use Bluetooth. And best of all, you can easily program it with your Arduino IDE – just like your Arduino boards. However, you need to make a few preparations. Find out …

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Dash Button with Telegram and ESP8266

A Dash Button with Telegram and an ESP8266

In this project, you will use an ESP8266 to set up a Dash button that sends a message to your Telegram account at the touch of a button. You can receive this message anywhere on your smartphone – as long as you have Internet access. Beginner 1 – 2 hours …

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cover temperature warning

Monitor the temperature with Telegram and an ESP8266

In this project you monitor the temperature with a sensor and your ESP8266. As soon as a certain temperature defined by you is exceeded, your microcontroller sends a message to your Telegram bot. This project is the second part of a series: In terms of content it is set up …

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request temperature

Request the current temperature with Telegram

In this project you use Telegram to contact your ESP8266 to check the current temperature. As soon as your ESP8266 receives your request, it requests the current temperature from the BMP180 sensor and sends it to your smartphone. This project is the third part of a series and builds up …

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Decode / parse JSON with ESP8266 or ESP32

Retrieve & decode JSON with ArduinoJson

If you are on the internet with your ESP8266 or ESP32*, there is a reason for that. You may want to retrieve data from an API and use it in your project. In this tutorial you will learn how to load data in JSON format and decode (or parse) it …

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Silent Alarm with Telegram and the ESP8266

A silent alarm with Telegram and an ESP8266

In this project you create a motion detector that sends you a message when someone moves in front of it. In principle, this is a silent alarm– an alarm system that does not make any noise but discreetly tells you that something is in progress. The sensor HC-SR501 is used …

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NodeMCU Amica ESP8266

Programming your ESP8266 with the Arduino IDE

The board NodeMCU EPS8266* is a real asset for your projects. With it you push the door to the Internet of Things wide open! Best of all, you can easily program it with your Arduino IDE – just like your Arduino boards. But you have to make some preparations for …

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camera trap with esp32-cam and telegram

A camera trap with the ESP32-CAM and Telegram

ESP32 and ESP8266 boards together with Telegram are a great combination. You can send data to your smartphone at lightning speed and control your microcontroller from there. In this project you create a photo trap that snaps as soon as someone moves in front of the camera. Then it takes …

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video livestream with ESP32-CAM

Video-Livestream with the ESP32-CAM

With the ESP32-CAM you can easily and cheaply realize your camera projects like our camera trap. But it doesn’t always have to be just photos – a video livestream is also possible! In this tutorial you will learn how to set up a livestream with your ESP32-CAM, which you can …

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