Expose the Raspberry Pi GPIO pins and/or external IO modules to an MQTT server. This allows pins to be read and switched by reading or writing messages to MQTT topics. Or to receive updates on the ...

Expose the Raspberry Pi GPIO pins and/or external IO modules to an MQTT server. This allows pins to be read and switched by reading or writing messages to MQTT topics. Or to receive updates on the ...

Back in the 2010s, I joined an in-house incubator competition (dubbed "The Pitch") with a prize money of $20,000 and additional funding. I pitched a cloud based smart home electrical metering service ...

Many low-cost wireless temperature and humidity sensors use a 433 MHz transmitter to send data back to their base stations. This is a great choice for the manufacturer of said devices because it’s ...

With modern technology, it is quite simple to create a complete home automation system, which allows you to control any type of load using your smartphone. This article helps you to design an IoT ...

This simple IoT system demonstrates communication between a Linux computer (Raspberry Pi 4 with a Pi Sense HAT) and a Wi-Fi capable microcontroller (Wio Terminal) using MQTT (Message Queuing Telemetry ...

Abstract: The Internet of Things (IoT) has become widely used in recent years in a wide range of applications, such as, weather condition monitoring, transportation, smart homes, smart cities, smart ...