esp32
External LED via Wi-Fi | ESP32 Mini Guide
Tap a button on your phone and watch an LED light up across the room. This External LED via Wi-Fi turns an ESP32 into…
esp32
ESP32 DHT Server: Monitoring Temperature and Humidity
The “ESP32 DHT Server: Monitoring Temperature and Humidity” project uses an ESP32 microcontroller and a DHT11 sensor to track environmental data. For example, the…
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…
concept tutorials
FreeRTOS: ESP32 Deep Sleep
Learn how to get more battery life out of your projects. Use your microcontroller's deep sleep mode to lower power consumption!
concept tutorials
Taking Off The Training Wheels: FreeRTOS
In this new series of articles, we'll show you how to level up from the Arduino. Learn how to use FreeRTOS to write more…
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…
esp32
Indoor Air Quality Monitoring with Dashboard
Use an ESP32 to monitor temperature, humidity and eCO2 - then toss the data online!