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Arduino Fingerprint Door Lock using ESP32 with a Web App
This post will show you how to create your own fingerprint door lock system with a web application using ESP32 running the Arduino framework
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Interfacing ESP32 with R307 Fingerprint Sensor
This post will show you how to interface your ESP32 microcontroller with the R307 fingerprint sensor using the Arduino framework.
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How to install MongoDB on Raspberry Pi?
This post will show you how to install the MongoDB NoSQL database to your Raspberry Pi running the Linux Ubuntu and Raspberry Pi OS.
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Node-Red – IoT Dashboard with Arduino – No Coding Required!
This post will show you how to setup Node-Red to create your own Internet of Things (IoT) dashboard to display Arduino sensor readings.
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ESP32 – Read DHT22 Sensor using Arduino
This post will show you how you to interface your ESP32 with your DHT22 sensor running the Arduino framework.
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Raspberry Pi – How to Interface with a DHT22 sensor
This post will show you how to interface your Raspberry Pi with your DHT22 or DHT11 to retrieve temperature and humidity readings.
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Node-Red – Display Arduino Sensor Readings thru WebSocket
This post will show you how to display Arduino sensor readings on our Node-Red application using WebSocket
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Using WebSocket in MicroPython – A Practical Example
This post will show you how you can implement your own WebSocket server using the MicroDot web framework and your MicroPython device.
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MicroPython – Read LDR or Photoresistor
This post will show you how to interface and read sensor values from your Light Dependent Resistor (LDR) or photoresistor using MicroPython
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Node-Red – DHT11/DHT22 – Custom Weather Station Dashboard
This post will show you how you can create your own Node-Red custom weather station dashboard that will display DHT22 sensor readings.
