Make a big ESP32 digital clock

Need a big clock that is easy to read even on bright days? Why not build your own digital clock based on an ESP32. And on top update the time automatically over the internet (NTP[…]

ESP32-CAM with RTSP video streaming

The ESP32-CAM is one of the cheapest solutions if you want to add video recording to your IOT project. In this tutorial you will learn how to program the ESP32-CAM how to do browser based[…]

Alora RFM1262 – LoRa Mesh Network

LoRa is a wireless communication known for its long range capability. But what if the distances between sensor nodes are farther than the range you can achieve with LoRa. That’s when you need a LoRa[…]

ESP32 LoRa gateway battery optimized

I really love the tutorial written by JP how to use ESP32 Deep Sleep. For the beginners who are not familiar with ESP-IDF and prefer to work with ArduinoIDE (or PlatformIO), I want to take[…]

Circuitrocks SensoWing

Want to make a quick prototype with some sensors and your Feather boards? Then you might stumble over the same problem we did. The Feather system is great as long as you only need to[…]

Alora RFM1262

Overview When it is about radio communication, most think about the “famous” RFM95 and RFM96 modules. While these modules are well working and supported, they are based on an older technology from Semtech, the SX1272/SX1278[…]

LoRa Gateway

Part #2 – The LoRa gateway In my other post I made an introduction to Long Range (LoRa) communication. Now let us put this into a practical application. And to make it more interesting we[…]

Battery powered LoRa sensor node

Part #1 – The sensor nodes In my other post I made an introduction to Long Range (LoRa) communication. Now let us put this into a practical application. And to make it more interesting we[…]