I've been playing around with a couple of ESP32 microcontrollers, and that experimentation has taught me a lot about sensors and what you can build for really, really cheap. For as little as $4, you ...
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Want to build your own cheap smart home sensors? Here's how I got started with the ESP32
The ESP32 is a beloved microcontroller from Espressif, offering quite a lot in a small, very cheap package. Yet as you may already know, there are lots of different kinds of ESP32, and it can be hard ...
A barograph is a device that graphs a barometer’s readings over time, revealing trends that can predict whether stormy weather is approaching or sunny skies are on the way. This DIY Digital ...
Waveshare has recently introduced ESP32-S3-Touch-LCD-3.49, an ESP32-S3-based wide touch display (640×172) development board ...
There’s a huge market for 433 MHz alarm system hardware out there, from PIR motion detectors to door and window sensors. If you want to put them to work, all you need is a receiver, a network-enabled ...
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