Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

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.

Waveshare RP2350-Relay-6CH is a Raspberry Pi RP2350-based industrial 6-channel relay module with an isolated RS485 interface, 7 to 36V DC input via a terminal block, and support for Raspberry Pi Pico ...

An 8-sensor LDR line following robot using ESP32 with dual-threshold hysteresis algorithm. The project includes both Arduino IDE and ESP-IDF development environments, plus threshold calibration tools.

Why and how indoor air quality is an increasingly important metric. Details of the seven parameters assessed by this all-in-one module. The need for a fan to ensure consistent airflow. Quantitative ...

Abstract: Smart kitchen inventory management system (SIMS) is a system that is based on IoT, which will make managing kitchen, medicine, restaurant inventory more efficient and hassle free. This will ...

Woods Hole, Mass. (April 16, 2024) -- Tagging marine animals with sensors to track and study their movements can provide researchers with important environmental and behavioral information, including ...

Small, comfortable graphene sensors can measure a variety of bodily signals, including respirations, vocalizations, temperature and gestures, through tests such as electroencephalograms (EEGs) that ...