An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

New Delhi, Nov 17, 2025 (ANI): UNO Minda CEO reacted to ECMS approval for camera modules saying, “I am very pleased to announce that UNO MINda has today achived the ECMS approval for camera modules, ...

problem: it's not actually a problem but it would be better if you add support for rc522 rfid module which is from same manufacturer as pn532[as i know] but with less feature. In my region it's the ...

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 project implements a wireless RFID attendance system for school events using an ESP32 and RC522 RFID module. Scans are sent via HTTP to a FastAPI backend server running on AWS EC2 that manages ...