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 ...

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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 ...

⏱️ Utilize Timer1 Overflow Interrupt on Arduino UNO to toggle an LED at precise intervals, ensuring accurate timing with register-level control.