Android - NFC Guide Tutorial
NFC stands for Near Field Communication , and as the name implies it provides a wireless communication mechanism between two compatible devices. NFC is a short range wireless technology having a range of 4cm or less for two devices to share data. How It Works Like Bluetooth and WiFi, and all manner of other wireless signals, NFC works on the principle of sending information over radio waves. Through NFC data is send through electromagnetic induction between two devices. NFC works on the bases of tags , it allows you to share some amount of data between an NFC tag and an android powered device or between two android powered devices. Tags have various set of complexities. The Data stored in the tag can be written in a variety of formats, but android APIs are based around a NFC standard called as NFC Data Exchange Format(NDEF). . The transmission frequency for data across NFC is 13.56 megahertz, and data can be sent at either 106, 212 or 424 kilobits per second, which...