Questions tagged [acr122]
The ACS ACR122U NFC Reader is a PC-linked contactless smart card reader/writer developed based on the 13.56 MHz Contactless (RFID) Technology.
acr122
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C# NFC-Project with PCSC Library - An error has occurred: An attempt was made to end a non-existent transaction
I have integrated the pcsc library to work with an nfc scanner (ACR122U ISO14443A/B ). I am trying to read the data from the NFC tag, but I get this error: An error has occurred: An attempt was made ...
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CT_init failing with error -8 when using CT-API library for smart card reader communication ACR122U
OS: Windows
API: LINK from verion 1.0.1.1
Description:
I'm developing an application in C++ that interacts with a smart card reader using the CT-API library. However, I'm encountering an issue where ...
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Reading Mifare Classic python ACR122U [duplicate]
I have an ACR122U reader, which says to support Mifare Classic. I'm using nfcpy for the communication with the reader, and while I can read the tag id, I can't manage to read any data from it. When I ...
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How do I read the UID of a tag (e.g. Mifare Classic) using the ACR122U Reader and PCSC library in VB.net
Right so I have the following code that works fine using the PCSC-sharp Iso7816 Library:
Imports PCSC
Imports PCSC.Iso7816
Imports PCSC.Utils
Imports System
Public Class TapMembershipCard
Dim ...
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1
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337
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No NFC Device detected
I have trouble using my "uTrust 4701 F Dual Interface Reader" because is not recognized as NFC device while trying to read from Mifare Classic. I installed "libnfc" library from ...
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Authenticate NTAG215 with ACR122U
I have an ACR122U reader and several NTAG215 cards,and then I use C#、PCSC sharp to develop it.
I want to set a password and authenticate it,I think the default key is "00 00 00 00" or "...
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How HCE work with acr 122u nfc reader, When I am trying to work with below example code It is working like reader in android and ios
The code below is working when I emulate from android and iphone acts as a reader but not working with acr 122u usb nfc reader
Here I am posting the work around, any suggestions or source code would ...
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1
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Trouble writing NDEF record to NTAG213 using external NFC reader (but writing to memory works)
I am using the sample provided by Michael Roland in this answer and modified the bytes command structure to match this answer.
After I scan the tag, I receive 90 00 responses from the reader. When I ...
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1
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Write password to Ntag213 using python and acr122u
I'm trying to write some data into a NFC using the acr 122u card reader. So far, I'm able to do it. My problem is that I need to also make the NFC password protected. I can add the password using a ...
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Get UID tag in WebUSB in node - Reader ACR122u
I am building a node application, which should read information from an NFC reader connected through USB. I´m able to power up the device, I can read ATR, but unable to read UID of a card, when the ...
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How to read NFC tag data with raspberry pi and ACR122U
I'm working on a python project that requires reading data from NFC tags- specifically URLs.
I purchased a USB NFC reader and am using the libnfc library. I have my raspberry pi recognizing the reader ...
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818
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ACR122U Reading Chip card UID status
I use an NFC reader / writer ACR122U
Creating program in c # with ACR122u and WINSCARD.DLL and this library https://github.com/h4kbas/nfc-reader
I would need to know if it is possible for the reader ...
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ASC 122U NFC Reader compatible with EMV Contactless Cards
I am trying to read a EMV card using an APDU Command, however it seems the ACR122U external reader is blocking the APDU Command.
Select Command:
APDU-C -> 00 A4 04 00 0E 32 50 41 59 2E 53 59 53 2E ...
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3
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How to Parse received Hex bytes into readable string
As the title says, I've been working on MiFare Classic reading a card.
I'm using the MiFare v1.1.3 Library from NuGet
and it returns a byte array, which I parse to readable Hex strings, by looping ...
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NFC - Android device can't read Type 4 NDEF tag content emulated from ACR122U (PN532)
I'm writing C# application to emulate NFC tag via ACR122U, which uses PN532 internally. I want Android to read simple URI NDEF Tag.
I'm able to communicate with Android using NFC Forum Type 4 Tag ...