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To read from emulated host cards, you need to do a few things. NFC in Flutter supports reading from emulated host cards*. Currently NFC in Flutter only supports NDEF formatted tags. There are other encodings than NDEF, but NDEF is the most common one. NDEF is just a formatting standard the tags can be encoded in. If you're new to NFC you may come to expect a lot of readNFC() calls, but instead you see readNDEF() and NDEFMessage. If your app requires NFC, you can add the following to only allow it to be downloaded on devices that supports NFC: NFCReaderUsageDescriptionĪdd the following to your app's AndroidManifest.xml file: It's value should be a description of what you plan on using NFC for. Open your ios/Runner/ist file and add a new NFCReaderUsageDescription key. Adds the Near Field Communication Tag Reader Session Formats Entitlement to the entitlements file.įrom : Building an NFC Tag-Reader app.Adds the NFC tag-reading feature to the App ID.Turning on 'Near Field Communication Tag reading' Scroll down to 'Near Field Communication Tag Reading' and turn it on.
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Open your iOS project in Xcode, find your project's target and navigate to Capabilities. Turn on Near Field Communication Tag Reading On iOS you must add turn on the Near Field Communication capability, add a NFC usage description and a NFC entitlement. Print("records: $"),įull example in example directory InstallationĪdd nfc_in_flutter to your pubspec.yaml dependencies: Usage Read NFC tags // NFC.readNDEF returns a stream of NDEFMessage
#Nfc tag reader android
It works on both Android and iOS with a simple stream interface. NFC in Flutter is a plugin for reading and writing NFC tags in Flutter.