The LILYGO T-Echo Plus is another off-grid LoRa communicator, similar to Blackout Comms, ThinkNode M2, and Wio Tracker L1 Pro ...

This Arduino based Water Level Detection and Alert System designed to reduce water wastage, prevent overflow, and improve ...

VCC Power Connects to 3.3V on the Pico. GND Ground Common reference ground. MISO/DO Master In Slave Out SD → Pico data line. MOSI/DI Master Out Slave In Pico → SD data line. SCK SPI Clock Clock signal ...

This Arduino library provides a convenient and easy-to-use interface for the PH4502C sensor, allowing you to effortlessly integrate it into your Arduino projects. The PH4502C sensor is a ...

We may receive a commission on purchases made from links. Though the meaning of smart home varies depending on who you ask, with so many useful smart sensors for your home, if your home isn't smart, ...

As is the case with things like road bikes and film cameras, there are now tons of old high-end speakers that are still in great condition, but that go unused simply because they aren't modern. The ...

Abstract: This paper presents the design and implementation of a low-cost, portable temperature and humidity monitoring system based on the Arduino Uno microcontroller, a DHT11 sensor, and ...

I purchased one of each of these cheap sensors recently from aliexpress for testing purposes. Compared with the ubiquitous HC-SR04 (*), I liked the idea of having a combined emitter/receiver, i.e.

When someone hacks together a digital camera with a Raspberry Pi, the limiting factor for serious photography is usually the sensor. No offense to the fine folks at the foundation, but even the “HQ” ...

Two digital humidity and temperature sensors from Sensirion come in compact DFN packages with removable protective covers for added durability during handling and deployment. With package dimensions ...