wireless Archive • Wolles Elektronikkiste

ESP-NOW

With ESP-NOW you can easily send messages of up to 250 bytes between ESP32 and/or ESP8266 boards. A step-by-step introduction.

nRF24L01 – 2.4 GHz radio modules

Using the nRF24L01 and the RF24 library, you can exchange data between microcontrollers via 2.4 GHz radio. I show how it works.

Blynk – An Introduction

Blynk is an easy-to-use IoT platform that allows you to control microcontrollers remotely. This is an introduction.

WiFi BBQ thermometer

I will show you how to build a WiFi BBQ thermometer with a temperature sensor, an ESP32 board and a few other components.

Wireless BBQ thermometer (433 MHz)

I will show you how to build a wireless 433 MHz BBQ thermometer with alert function and graphical display of the temperature curve.

Using WiFi with the ESP8266 and ESP32

I show you step by step how to network and control your ESP32 or ESP8266 boards via WLAN and how to exchange data between them.

SIM800L module

With the SIM800L, you can add mobile phone functions to your projects, e.g. make calls or send measured values via SMS and much more.

DCF77 – Radio Controlled Clock

Here you will learn what the DCF77 radio clock signal is, how to receive it, how to evaluate it and how to use it optimally together with the library RTCLib.

Remote shutter for smartphones

I show you how to hack a remote shutter for your smartphone to control it via an Arduino. Moreover: problem-solving for long-term operation.

Wolles Elektronikkiste

Die wunderbare Welt der Elektronik

Category: wireless