ESP32 LoRa With Arduino IDE: Send and Receive TX RX

ESP32 LoRa With Arduino IDE: Send and Receive TX RX

“Following suggestions from my YouTube channels followers, we will talk about the ESP32 LoRa again today. However, this time well discuss sending and receiving data by the same device. In this situation, an ESP32 LoRa, the Master, will send a packet warning that it wants to receive the data, while another device, the Slave, will wait for the command to …

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ESP32 LORA - Alarm With IR Barrier

ESP32 LORA - Alarm With IR Barrier

“Considering that it offers a solution to many current problems, today I am continuing the discussion concerning the ESP32 LORA, a marvel for this Internet of Things world. In this article, I deal again with safety when discussing an infrared (IR) barrier alarm. Our project is formed by two communicating ESP32 LORAs. One will be the ISSUER and will be …

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Temperature and Humidity Chart With OLED Display

Temperature and Humidity Chart With OLED Display

“Today, we are going to discuss about a digital thermometer that displays information concerning temperature and humidity, which are read by a sensor and stamped on a color chart, all in real time. In this Project, I explain the use of the serial OLED display, which is a 2c display that enables the printing of data using an AM2302 DHT22 …

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DIY -Prototype- Arduino Timed USB Charger

DIY -Prototype- Arduino Timed USB Charger

“During our seminar about arduino we had to invent a happy hack featuring arduino. We decided on making a device that would cut power from charging devices using some code for arduino. The Powerbuddy! This prototype doesnt actually charge devices as the arduino doesnt supply enough power, but might be very useful for someone capable with transistors to complete. In …

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Spinmatic! - Automated Film Development

Spinmatic! - Automated Film Development

“It is true though, as much as I love film and development, twisting a spindle for 11 minutes or 20 minutes seems a complete waste of anyone’s time. This is where the ‘Spinmatic’ comes to save the day, so you can have perfect timely development and rest after a long days shoot! The Story Awhile back I saw this …

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Custom Macro Mechanical Keypad

Custom Macro Mechanical Keypad

“In this Instructable I will be taking you through the basics of creating your own 6 keyed macropad, controlled by an Arduino. I will be taking you through what you need, how to assemble it, how to program it, and how to improve it or make it your own. After much research, I couldn’t really find a great guide …

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RR Remote Control Detective

RR Remote Control Detective

“The IR Remote Control Detective decodes the signal from several common types of infrared remote control, such as audio, TV, and hobbyist remote controls. To use it you point a remote control at the receiver and press a key; it will then identify the protocol, and display the address and command corresponding to the key: It’s based on an …

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ESP32 LORA: Gas Sensor, Moisture, and Temperature by SMS

ESP32 LORA: Gas Sensor, Moisture, and Temperature by SMS

“Sensors, with an ESP32 LORA, can be easily designed for safety purposes involving gas, temperature, and humidity. Today, Im going to show you precisely how to use this microcontroller module as a Sender and Receiver. Also, I’ll show you how to use an Arduino Nano with an Ethernet module, and communicate over the Network. Considering that this subject is …

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