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Questions tagged [lib-nfc]

libnfc is the first libre, platform-independent, low level NFC SDK and Programmers API.

libnfc is the first libre, platform-independent, low level NFC SDK and Programmers API.

Official page: http://nfc-tools.org/index.php?title=Libnfc

83 questions
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ACR122 NFC reader does not work with libnfc ubuntu

I just got myself a new ACR122U-A9 nfc reader that I need to set up with libnfc on ubuntu 18.10. It needs to work with libnfc because mfoc interfaces wit that (If there is a way to use mfoc without libnf, great! That solution would help me as well!)…
C. Dautermann
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libnfc with ACR122U gives no response on SELECT (by AID) APDU

See NFC reader "SELECT (by AID)" APDU is not routed to Android device on debugging and eventual results. TL;DR the reader might simply be defunct. I have ACR122U nfc reader. I try to run this example…
cliffroot
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1 answer

Force PC/SC driver on ACR122U NFC reader

I have trouble with using my ACR122U RFID card reader form ACS. I need to connect it to my Mac using the PC/SC driver. I installed the driver from the ACS website and confirmed that it's running. However, whenever I test using the nfc-list command,…
rebellion
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Why "No NFC device found" with libnfc and PN532 SHIELD

I installed the libnfc on my ArchLinux and i would use it through my Adafruit PN532 arduino SHIELD. nfc-list returns me the message "No NFC device found". I have the following file in /etc/nfc/devices.d/pn532.conf that gives me nfc-list uses libnfc…
user5329034
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4
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differences between pcsc-lite and libnfc

Can someone explain what is the difference/relationship between the two? Now I'm using GPShell + globalplatform + pcsclite too manipulate the NFC-enabled card. From my point of view (I don't know much about libnfc) pcsclite and libnfc do the same.
Qylin
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4
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low level access to nfc in an smartphone using libnfc

I would like to use libnfc on a smartphone (I can use both Android or Windows phones). I need low level access to the NFC device because the standard API does not allow me to perform all the actions I need. Is that possible? Is there a way to do…
Ariakan
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Libnfc is unable to set alternative usb interface

I just got an ACR122U for reading/writing on NFC cards. However, libnfc doesn't open the device properly (via nfc-scan-device command) I got the same problem with different machines (on Ubuntu 18.04). Usual errors concerning this piece of equipment…
Random name not used
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libnfc: unable to open NFC device

I have a problem with libnfc on a Raspberry Pi 3B trying to read data from a PN532 card reader. I installed libnfc as the official site suggest to do and in fact it all worked this morning. I was able to detect my device using the nfc-list and…
Francesco Baldan
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Cannot send large APDU commands with libnfc using nfc_initiator_transceive_bytes()

I'm trying to build a C++ wrapper around libnfc to make a communication between my Android and the PN532 RFID module. This helped me a lot: http://nfc-tools.org/index.php/Libnfc:APDU_example This code is meant to send an APDU command where the body…
Omar Aflak
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Impossible to scan RFID tags using libnfc, PN532, and RPi3

I recently bought this NFC/RFID reader PN532 module V3 I want to use it with my raspberry pi 3. I have install and configured the library libnfc. The PN532 is connected with I2C. I have well enabled it on my RPi. My problem is that I cannot scan…
qcha
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Android isoDep.getHistoricalBytes() is not working on some Mobile Phones

I am building an android app where I am want to read the historical bytes of the smart card. I am able to read the historical bytes on some mobile phones like Samsung s4(API 21),Sony Xperia E3(API 20), Famoco Fx100(API 17) etc. but not able to get…
kushal
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libnfc: Write and read back custom data from NTAG

I have been trying for a long while now to write and read data from my NFC cards. The cards are NTAG216. I can use libnfc examples to read manufacturer ID and it works fine. But I need to write to each tag some custom data, e.g. the string "abcdefg"…
Stefano Mtangoo
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Libnfc How to read NFC card content?

I'm trying to simply read an ISO 14443-2B ST SRx card content using ACR122 card reader. I've set up my environment with Libnfc and the proper reader driver. Right now I've managed to write a code that simply read the card UID and prints that…
d.lime
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How to configure endless polling for libnfc library?

nfc-poll command stops polling after 30000ms by default when using libnfc library. I need an endless polling when calling this command from the raspberry pi 3 b+ (raspbian stretch) command line. I´ve looked into the libnfc library source code and…
isael garcia luis
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Get started on NFC P2P communication between Android and Linux (libnfc)

Eventually, I need to implement a cryptographic protocol between an Android device and a Linux host that has a NFC adapter using libfc. I have never used NFC before with Android. At the moment my idea is to use NFC in Peer-to-Peer mode in the…
user2690527
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