Can you tell me please what is the difference between NDEF (NFC Data Exchange Format) and APDU (Application Protocol Data Unit). I have developed an Android application that reads NDEF messages, a...

I read the documentation and I don't quite understand what either do. Considering Android made the puzzling decision that we now need to use Android Beam to send data from 1 one phone to another an...

For an app i'm writing i am wondering if it is possible to create an ACTION_NDEF_DISCOVERED intent from code. Normally this intent is created by the system when reading an ndef formatted tag. It co...

I am working on an NFC-application. To start my app, I am using a NDEF-tag with an AAR NDEF Record inside. This works fine. But now I want to read the tag content with the app directly. How can I ...

I have developed a system that can read NFC tag using a reader with PN532 chip. It works ok. I can read Mifare Classic and Mifare Ultralight tag. Now I'd like to use a Nexus Tablet with Android 4....

I'm developing a NFC environment consisting of a tag (AS3953 chip + microcontroller) and a smartphone (Samsung Galaxy Fame runnung Android 4.1.2). While reading a NDEF message works I'm stuck on ...

You can find this inside Android documentation: For NDEF push to function properly the other NFC device must support either NFC Forum's SNEP (Simple Ndef Exchange Protocol), or Android's "com.an...

I am working on an NFC-application. To start my app, I am using a NDEF-tag with an AAR NDEF Record inside. This works fine. But now I want to read the tag content with the app directly. How can I...

What exactly is the relationship between NFC and NDEF? Does any NFC device always have to have data in NDEF format? Or is it possible to have NFC but not NDEF (although I think vice versa is not po...

I am attempting to do what I would have guessed would be pretty simple, but as it turns out is not. I have an ACR122 NFC reader and a bunch of Mifare Classic and Mifare Ultralight tags, and all I w...

I have an app that design personalized tags that, when it is detected by an android phone, launches another app with some content. It all works fine and I know how to make a read only nfc Tag. The ...

haven't had any luck using google for this so I thought i'd ask. Does anyone have any experience / know how to send a simple string i.e "hello" from a Windows Phone 8 device to an Android Device? ...

I save the AAR on my NFC-Tag. If I scan the TAG with the Nexus S (Android 4.1.1), i get the NfcAdapter.ACTION_NDEF_DISCOVERED and the NFCReaderActivity directly starts. If I do the same with the...

So I tried to add the NDEF library for proximity application in Visual Studio 2012 for a Windows Phone 8 app. In Package Manager I checked Allow NuGet to download missing packages during build and ...

I'm really new to NFC technology and trying to get my head around it. I have a ACR122 and am trying to write a NDEF record to it. I am using VS2012 and so far have the pcsc-sharp library installe...

According to this answer, and validated by testing, when you use Android Beam to push over an NFC message containing an AAR record, the receiving device will start the MAIN/LAUNCHER activity for th...