Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Learn how to build an RFID door lock system using Arduino for secure and smart access control. This step-by-step guide covers circuit connections, coding, and hardware setup to create an automated ...

Learn how to build a DIY current and voltage meter using Arduino Nano. This project demonstrates step-by-step instructions to measure current, voltage, and wattage with precision. Using simple ...

By integrating Guerrilla RF’s GRF5509 high-performance amplifier, the Impinj E family based RAIN RFID reader module reference design with Impinj Gen2X support delivers the highest possible ...

This library was created to read the UID of tags presented to a PN5180 RFID reader, such as below: The PN5180 implements the ISO15693 "vicinity" protocol, which typically enables tags to be read at a ...

This contactless RFID lock has an additional feature of temporarily storing a person’s hotel check-in and check-out details.

In a shopping mart, imagine ten people waiting in line. If the first five people have many items in their carts, the last person with only one or two items may wait a long time to pay. To address this ...

MFRC522_NTAG424DNA Arduino RFID/NFC Library for NXP NTAG 424 DNA tags using MFRC522. Read and write a NTAG 424 DNA card or tag. Plain, Mac and Full communication modes supported. LRP and SDM not yet ...