LILYGO’s T-Watch Ultra is an ESP32-S3-based smartwatch development platform that appears to be an upgrade over the previous T-Watch-S3 Plus (1.3-inch display and a 940mAh battery), with a larger ...

This proposed prototype works by wearing the glove and either touching a specific finger with the thumb or pressing a special switch. This action triggers a bell (buzzer) to ring automatically for 5 ...

CNXSoft: This is a guest post by Florian Robert (1technophile) of the OpenMQTTGateway project about using a 433 MHz LoRa transceiver on an ESP32 board for home automation, specifically to talk to 433 ...

When it comes to giving your project wireless capabilities, the 433MHz ASK transmitter and receiver is a common choice among engineers, developers, and hobbyists because of its low price, easy to use ...

Over 70% of the earth is covered by ocean, and the marine environment has a significant impact on the future existence of all human beings. Nowadays, the development of robotic technologies for marine ...

LoRa or Long Range wireless data telemetry is a technology pioneered by Semtech that operates at a lower frequency than NRF24L01 (433 MHz, 868 MHz, or 916 MHz against 2.4 GHz for the NRF24L01) but at ...

The Tesla charging cables come with a button that can open the charge door of the car so that is is quicker to plug in. Non-original cables do not have this button. With an Arduino and a STX882 or ...

We’re all used to the humble LED as a ubiquitous source of light, but how many of us are aware that these components can also be used as photodiodes? It’s something [Giovanni Blu Mitolo] takes us ...

When it comes to giving your projects wireless capabilities, the 433Mhz ASK Hybrid Transmitter and receiver is a common choice among engineers, developers, and hobbyists because of Its Low Price, easy ...