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Abstract: This is an IoT-based system with Radio Frequency Identification System which supports door lock and unlock function. This door locking system helps registered users to lock or unlock the ...

Abstract: In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present ...

String UID = "93 1C CF A9"; // Enter your card or keychain ID ID.concat(String(rfid.uid.uidByte[i] < 0x10 ? " 0" : " ")); ID.concat(String(rfid.uid.uidByte[i], HEX)); ...

AZM400 is for machines and work cells where access to a hazardous work area must be locked until safe conditions exist. February 11, 2016 - Schmersal introduces AZM400, a safety rated motorized bolt ...

Libelium CEO Alicia Asín explains, “Over two years ago we observed how recipes and electronics hacks share much in common: there is always a list of ingredients or components and a set of instructions ...