With an open communication protocol this IoT wireless temperature humidity product can be integrated with just about any control system or gateway. Data can be transmitted to a PC, a Raspberry Pi, to ...

This is a simply example how to use an Arduino UNO as input for sensors and send it via serial interface do the Raspberry. Node-RED will then show the resultant from the different sensors.

and Arduino Nano. Both sensor nodes transmit data of sensed values of temperature, humidity, ambient light, and soil moisture content. The receiver receives the values from both sensors (total eight ...

Here are the steps I took to install Node-RED on my Raspberry Pi B, and then to wire it up to a DHT22 humidity and temperature sensor to log the conditions in my office. It’s based on my work last ...

First of all, there are definitely simpler ways to monitor remote temperatures, but [Mike]’s remote MQTT temperature sensor and display ... an MQTT gateway and Node Red takes care of the ...

The LM35 temperature sensor and red led are powered with 5V from the Arduino board. As you can see in the sketch on the first line I included the LiquidCrystal library (header) that includes useful ...

This isn’t about connecting a temperature sensor in your Arduino. This build is about using the temperature sensor in your clock. The ATMega328p, the chip at the heart of all your Arduino Uno ...

Abstract: Over the last years, a significant amount of research papers based their practical evaluation of wireless sensor network-related topics on deployments consisting of Arduino-based sensor ...

The aim of this project is to construct a robust wireless LoRa sensor network using STM32 NUCLEO-WL55JC1 dev boards. The boards use demo code which has been adapted using STM32CubeIDE to transmit and ...