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“nfc”

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Reply to NFC no longer working in Shortcuts on beta 4?
I had the same problem with ios 14 beta 3, where NFC tag would work intermitantly, then with beta 4, they stopped working altogether. I submitted the problem to Apple, praying it would be fixed, and hey presto, beta 5, and the NFC shortcuts are working again... properly. Tried 6 different set ups and there all fine. Obviously they must have had a lot of feedback.
Topic: App & System Services SubTopic: Core OS Tags:
Aug ’20
Detect multiple NFC tag types including NDEF?
Hi, Relatively new to NFC, but have prototyped a reader/writer. I have a bunch of MiFare Classic, but these aren't being detected so I assume they're unsupported? I also have some MiFare DESFire tags, which are detected using an NFCTagReaderSession, but not NFCNDEFReaderSession. tag reader became active tag reader did detect tags [tag] Optional(CoreNFC.NFCTag.miFare(<NFCMiFareTag: 0x282ab8b40>)) family: NFCMiFareFamily 2020-07-26 15:50:38.651264+0100 Vendor[815:147466] [CoreNFC] 00000002 80ae4900 -[NFCTagReaderSession setAlertMessage:]:92 (null) tag read invalidated Is it possible to detect any tags, and then work out if they're NDEF capable or not? It seems we have to use a NFCTagReaderSession or NFCNDEFReaderSession, which means choosing physical tag type way ahead of writing an app? I guess I'm confused with NDEF v 'native' types, as described in the Apple docs. Even though the tag claims to support NDEF, it would be useless in a real world situation (if I implemented an app using the more g
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845
Jul ’20
Is it possible to put my Staff ID NFC card into Apple Wallet just for myself?
Hi, So I know Apple supports a few schools right now with student IDs in the Apple Wallet, my school isn't supported and probably won't be for a long time since they don't use Blackboard. So what I'm wondering is if it's possible for me to develop my own app to use the NFC code on my Staff ID to where I can put that pass into AppleWallet to use with the HID access control readers we use to get into buildings and other secure areas. I know I will have to get the PassKit cert from Apple, but I was wondering if this is something that could actually be done where I can just have the phone output it in express mode or something like that. Thanks ccs46
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749
May ’21
iOS NFC read Mifare 1k classic tag's uid
Guys, I need your help, please. What do I need: to get the tag's UID (i.e Serial number) using iOS app What do I have: I have an app Flutter, which works fine on Android (I can read the tag's UID) and do nothing on iOS The card's details (plastic card): Tag type: ISO 14443-3A Technologies available: NfcA, MifareClassic, Ndef Serial number: AB:BF:88:AE (this is i really need to get from the app) Saved message on the tag: My text with spaces On iOS side I created two implementations: one for NFCTagReaderSession, another one for NFCNDEFReaderSession (I do not use it at the same time, only separated) NFCTagReaderSession import UIKit import Flutter import CoreNFC @available(iOS 13.0, *) var session_tag: NFCTagReaderSession? @available(iOS 13.0, *) var flutterResult: FlutterResult! @available(iOS 13.0, *) @UIApplicationMain @objc class AppDelegate: FlutterAppDelegate, NFCTagReaderSessionDelegate { override func application( _ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.La
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3.9k
Oct ’22
NFC tag we are testing goes to Apple Pay on my iPhone 8, instead of the URL we want.
We are testing NFC tags to send visitors to a special landing page. The tag (its a card) asks an iPhone XR if it would like to open the subject URL, but on an iPhone 8 it opens Apple Pay (you see your linked card appear)? Does anyone know why the result is different for these two phones and why the 8 thinks you are trying to buy with Apple Pay, instead of taking the user to our landing page URL?
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2.3k
Jun ’19
Reply to NFC Tags won't read after iOS 15.4 update
Apple really needs to do something about this. Hundreds if not thousands probably have this issue and nothing has been done, instead we are told that we have to get new phones because of NFC Issues when really it's probably a software issue and not a hardware issue. Also for people like me who wear a glucose monitor when NFC is an absolute need for day to day life, it's a shame I have to buy a new phone just to be able to scan myself for my own health.
Topic: App & System Services SubTopic: General Tags:
Mar ’23
Reply to How to handle CoreNFC session timeout when APDU exchange exceeds 20 seconds?
The 20 second limit is a hard limit, and there is no opportunities to extend it. Furthermore, you may need to plan for a cooldown period between sessions as well. My recommendation would be to reconsider if NFC is the correct tool for what you are trying to do. A typical NFC transaction takes a few seconds, and even reading complex documents take no longer than approximately 10 seconds. The time limits on the sessions have been determined based on common use cases, and as the 20 seconds limit cannot be extended, and you may have to require a hardware imposed cooldown period between sessions, your users may find this process inconvenient. But in the end, it is your business to decide if using NFC despite not satisfying your requirements is something to build upon.
Topic: App & System Services SubTopic: Core OS Tags:
Oct ’25
Reply to Mifare Plus and iOS 13
It is kind of an old thread (-: Unfortunately it’s also tagged incorrectly (the tag was inherited from old DevForums which didn’t have an Core NFC topic area). I recommend you start a new thread with the Core NFC tag to see if you can attract the attention of folks familiar with that API. Share and Enjoy — Quinn “The Eskimo!” @ Developer Technical Support @ Apple let myEmail = eskimo + 1 + @apple.com
Topic: App & System Services SubTopic: Drivers Tags:
Jul ’20
How to read out several AIDs with NFC tag ISO7816 like polling (Felica)
I have a NFC-B card and it has several application identifiers. I am trying to get two AIDs using an iphone. However, I only knew how to get one AID (item0 of info.plist). I was able to get AIDs one at a time, however, I did not know how to get several AIDs at once. Would you know how to do that? According to an official documentation, it says that a system stores added queue. However, I don’t know how to get the queue. NFCTagReaderSession | Apple Developer Documentation if I can get the queue , I should be able to solve this problem. NFCReader.swift
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1.1k
Feb ’22
Reply to NFC no longer working in Shortcuts on beta 4?
I had the same problem with ios 14 beta 3, where NFC tag would work intermitantly, then with beta 4, they stopped working altogether. I submitted the problem to Apple, praying it would be fixed, and hey presto, beta 5, and the NFC shortcuts are working again... properly. Tried 6 different set ups and there all fine. Obviously they must have had a lot of feedback.
Topic: App & System Services SubTopic: Core OS Tags:
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Views
Activity
Aug ’20
Reply to NFC reads once, then no longer works.
I confirm, I've the same problem with the beta 4. You can only scan an nfc tag once (until you reboot).
Topic: App & System Services SubTopic: General Tags:
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Activity
Aug ’20
Detect multiple NFC tag types including NDEF?
Hi, Relatively new to NFC, but have prototyped a reader/writer. I have a bunch of MiFare Classic, but these aren't being detected so I assume they're unsupported? I also have some MiFare DESFire tags, which are detected using an NFCTagReaderSession, but not NFCNDEFReaderSession. tag reader became active tag reader did detect tags [tag] Optional(CoreNFC.NFCTag.miFare(<NFCMiFareTag: 0x282ab8b40>)) family: NFCMiFareFamily 2020-07-26 15:50:38.651264+0100 Vendor[815:147466] [CoreNFC] 00000002 80ae4900 -[NFCTagReaderSession setAlertMessage:]:92 (null) tag read invalidated Is it possible to detect any tags, and then work out if they're NDEF capable or not? It seems we have to use a NFCTagReaderSession or NFCNDEFReaderSession, which means choosing physical tag type way ahead of writing an app? I guess I'm confused with NDEF v 'native' types, as described in the Apple docs. Even though the tag claims to support NDEF, it would be useless in a real world situation (if I implemented an app using the more g
Replies
0
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0
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845
Activity
Jul ’20
Reply to Write to xNT NFC
I want to thank you all for a great answer. Great to have a 999 $ phone that can’t write to nfc
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Dec ’17
Is it possible to put my Staff ID NFC card into Apple Wallet just for myself?
Hi, So I know Apple supports a few schools right now with student IDs in the Apple Wallet, my school isn't supported and probably won't be for a long time since they don't use Blackboard. So what I'm wondering is if it's possible for me to develop my own app to use the NFC code on my Staff ID to where I can put that pass into AppleWallet to use with the HID access control readers we use to get into buildings and other secure areas. I know I will have to get the PassKit cert from Apple, but I was wondering if this is something that could actually be done where I can just have the phone output it in express mode or something like that. Thanks ccs46
Replies
0
Boosts
0
Views
749
Activity
May ’21
iOS NFC read Mifare 1k classic tag's uid
Guys, I need your help, please. What do I need: to get the tag's UID (i.e Serial number) using iOS app What do I have: I have an app Flutter, which works fine on Android (I can read the tag's UID) and do nothing on iOS The card's details (plastic card): Tag type: ISO 14443-3A Technologies available: NfcA, MifareClassic, Ndef Serial number: AB:BF:88:AE (this is i really need to get from the app) Saved message on the tag: My text with spaces On iOS side I created two implementations: one for NFCTagReaderSession, another one for NFCNDEFReaderSession (I do not use it at the same time, only separated) NFCTagReaderSession import UIKit import Flutter import CoreNFC @available(iOS 13.0, *) var session_tag: NFCTagReaderSession? @available(iOS 13.0, *) var flutterResult: FlutterResult! @available(iOS 13.0, *) @UIApplicationMain @objc class AppDelegate: FlutterAppDelegate, NFCTagReaderSessionDelegate { override func application( _ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.La
Replies
2
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0
Views
3.9k
Activity
Oct ’22
NFC tag we are testing goes to Apple Pay on my iPhone 8, instead of the URL we want.
We are testing NFC tags to send visitors to a special landing page. The tag (its a card) asks an iPhone XR if it would like to open the subject URL, but on an iPhone 8 it opens Apple Pay (you see your linked card appear)? Does anyone know why the result is different for these two phones and why the 8 thinks you are trying to buy with Apple Pay, instead of taking the user to our landing page URL?
Replies
1
Boosts
0
Views
2.3k
Activity
Jun ’19
APP Stroe has created an advanced lightweight app experience, where NFC and QR code scanning are not activated
APP Stroe has created an advanced lightweight app experience, but NFC and QR code scanning are not activated. What is the problem?
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0
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0
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115
Activity
Dec ’25
Reply to NFC Tags won't read after iOS 15.4 update
Apple really needs to do something about this. Hundreds if not thousands probably have this issue and nothing has been done, instead we are told that we have to get new phones because of NFC Issues when really it's probably a software issue and not a hardware issue. Also for people like me who wear a glucose monitor when NFC is an absolute need for day to day life, it's a shame I have to buy a new phone just to be able to scan myself for my own health.
Topic: App & System Services SubTopic: General Tags:
Replies
Boosts
Views
Activity
Mar ’23
Reply to NFC tag iOS 14 beta 2
I confirm, I've the same problem with the beta 4. You can only scan an nfc tag once (until you reboot).
Topic: App & System Services SubTopic: Core OS Tags:
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Activity
Aug ’20
Reply to NFC launch app
I noticed that Apple have introduce App Clips, which can use NFC to pop up my app directly.
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Jun ’24
Reply to How to handle CoreNFC session timeout when APDU exchange exceeds 20 seconds?
The 20 second limit is a hard limit, and there is no opportunities to extend it. Furthermore, you may need to plan for a cooldown period between sessions as well. My recommendation would be to reconsider if NFC is the correct tool for what you are trying to do. A typical NFC transaction takes a few seconds, and even reading complex documents take no longer than approximately 10 seconds. The time limits on the sessions have been determined based on common use cases, and as the 20 seconds limit cannot be extended, and you may have to require a hardware imposed cooldown period between sessions, your users may find this process inconvenient. But in the end, it is your business to decide if using NFC despite not satisfying your requirements is something to build upon.
Topic: App & System Services SubTopic: Core OS Tags:
Replies
Boosts
Views
Activity
Oct ’25
Reply to Mifare Plus and iOS 13
It is kind of an old thread (-: Unfortunately it’s also tagged incorrectly (the tag was inherited from old DevForums which didn’t have an Core NFC topic area). I recommend you start a new thread with the Core NFC tag to see if you can attract the attention of folks familiar with that API. Share and Enjoy — Quinn “The Eskimo!” @ Developer Technical Support @ Apple let myEmail = eskimo + 1 + @apple.com
Topic: App & System Services SubTopic: Drivers Tags:
Replies
Boosts
Views
Activity
Jul ’20
How to read out several AIDs with NFC tag ISO7816 like polling (Felica)
I have a NFC-B card and it has several application identifiers. I am trying to get two AIDs using an iphone. However, I only knew how to get one AID (item0 of info.plist). I was able to get AIDs one at a time, however, I did not know how to get several AIDs at once. Would you know how to do that? According to an official documentation, it says that a system stores added queue. However, I don’t know how to get the queue. NFCTagReaderSession | Apple Developer Documentation if I can get the queue , I should be able to solve this problem. NFCReader.swift
Replies
1
Boosts
0
Views
1.1k
Activity
Feb ’22
Reply to Data transfer using NFC
Can I use my iPhone to emulate an NFC Tag to transfer data to another iPhone or Android device? No.
Topic: App & System Services SubTopic: General Tags:
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Nov ’23