BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.
WiFi and Bluetooth LE can now be used simultaneously on Arduino boards with NINA-W102 (ESP32) module
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, ...
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6 smart home devices you can build for cheap with an ESP32 board
ESP, easy as ABC.
Abstract: To address issues such as lost suitcases, incorrect retrieval, or overweight luggage during travel, this paper designs an automatic-following smart suitcase. The system consists of an STM32 ...
This project implements a cost-effective intruder detection system using an Arduino Nano and IR sensor. The system detects unauthorized motion within a 2-30 cm range and triggers immediate audible ...
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