electronic modules
Bring Solar Power Into Your Sensor Project
Quite often, we want to place our sensors at locations where we have no access to a power outlet. The obvious solution is to…
esp32
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.…
esp32
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…
communication
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…
communication
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…
electronic modules
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…
communication
Alora RFM1262
The LoRa module nobody talks about. Same long-range tricks as the RFM95, lower idle current, easier to source locally. Wire to an Arduino over…
communication
LoRa Gateway
The gateway connections The LoRa module connections: The power pins (VIN and GND) are connected to the ESP32s power pins. The RFM95 modules work…
communication
Battery powered LoRa sensor node
The sensor node connections The LoRa module connections: The power pins (VIN and GND) are connected to the ESP32s power pins. The RFM95 modules…
communication
Long Range (LoRa) communication for devices that have no WiFi connection available
Usually we use WiFi, Bluetooth or GSM to connect our sensor devices with the world of IoT. But what if neither of that is…