The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

Back in 2024, Renesas first released the RA0E1, an ultra-low-power Cortex-M23 MCU designed for cost-sensitive applications, followed by the RA0E2, with ...

The sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...

In recent years, integrated platforms equipped with microcontrollers (with Arduino probably being the best-known brand) have been gaining popularity.

In this video I'm showing how you can send data from an Arduino (NodeMCU) board to a hosted Laravel application. The example ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

There was a time when Linux was much simpler. You’d load a driver, it would find your device at boot up, or it wouldn’t. That ...

You may or may not be reading this on a smartphone, but odds are that even if you aren’t, you own one. Well, possess one, ...

Official Arduino IDE example sketches for ayatec sensoraya v2.x programmable I/O boards (based on ESP32-S3). ayatec sensoraya v2.x is a family of programmable IoT I/O boards with Wi-Fi and W5500 ...

* If the content of this file changes, it is necessary to delete the compiled Arduino IDE cache * It can be done by changing, for instance, the "Core Debug Level" option, forcing the system to rebuild ...

Vredefort Dome, approximately 120 km south-west of Johannesburg, is a representative part of a larger meteorite impact structure, or astrobleme. Dating back 2,023 million years, it is the oldest ...