A Raspberry Pi Pico combined with a BME280 sensor can create a small Pico Altimeter that measures data like elevation and air pressure.

This paper presents a cost effective and easy solution to this problem using a simple system based on Arduino-UNO. The system is entirely autonomous and can effectively measure the parameters expected ...

The crisis of cutting-edge technology, and the manual orthodox attendance system outplayed by smart and secure biometric attendance using Arduino. Remote accessing application of GSM is incorporated ...