RFID Not Detected: Check connections between the RFID module and Arduino.Ensure correct wiring of SCK, MISO, MOSI, and SDA pins.; Incorrect UID: Ensure the RFID card's UID matches the one stored in ...

This is a library to handle Seiko's RX8010SJ RTC module with an arduino. Original datasheet can be found here. To set up your module, you only need to power up and use the i2c protocol to communicate ...

Meet the Arduino Compatible RFID Reader Module. It can hold card data for up to five cards, takes seconds to program, and holds card data in EEPROM memory, which means that the cards are saved ...

RFID enables wireless data collection by readers from electronic tags attached to or embedded in objects, for identification and other purposes. This article describes the construction of a simple ...

PN532 NFC RFID MODULE: ARDUINO UNO: VCC: 5 V: GND: GND: RX: D11: TX: D10 . Soldering right-angled male-header pins (which come with the module) on the breakout board will ease up the jumper wire ...

The Arduino acts as the brains of the operation while an off-the-shelf NFC/RFID reader module is used to read the RFID tags. To add new keys to the system, [Jason] simply swipes his “master ...