“What I needed was an access control system for my office. The whole project is pretty easy to build. I had a spare Aduino Mega and a Ethernet shield at home, so, with a few more components I have been …

“Hello! I am going to teach you how to make a cool, easy to make key card or key fob scanner! If you have a RFID MFRC522 module, leds, resistors, wires, a arduino uno, a breadboard, and a 9v battery …

“When looking for some new DIY projects around arduino I found some nice ideas on RFID based MP3 players for Kids. And there is one great professional toy box on the market - these guys rule. They made a great business …

“How about a method of automatic identification through radio signals that can bring you security and control the access of people to a certain location? This is possible through radio frequency identification or RFID from the English Radio Frequency Identification …

“This Instructable will show you how to build an inventory management system using RFID. The system is build upon an Arduino connected to a Raspberry Pi 3. The arduino reads RFID tags in shelves that the operator puts on the …

“Why did I feel the need to create another Instructable for the DIYMall RFID-RC522 and the Nokia LCD5110? Well, to tell you the truth I was working on a Proof of Concept sometime last year using both of these …

“The idea is to use RFID/NFC tags placed in a grid pattern on ground. The robot contains a “map” of the RFID/NFC tags ID numbers. and Using this number knows where it is on the map. (under the …

“Here We are going to connect Node MCU ESP8266 and RFID- RC522 with MYSQL Database. So for that first we should connect our Node MCU ESP8266 Board with RFID Module. By using the RFID Module we are going to scan …

“Make your own Access Control System by using a RFID-RC522 mifare reader in combination with an 4x3 membrane keypad!”

“Learn how to build a NFC tag activated lockbox for a beer crate! You open the latch, place the beer crate inside, close the ledge and scan the NFC card on the NFC reader. This activates the servo motor inside …

“Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. The tags contain electronically stored information. Passive tags collect energy from a nearby RFID reader’s interrogating radio waves. Active tags have a local power …