The NFC API provides connectivity between NFC enabled devices.
NFC is a short-range (less than 20 centimeters) wireless technology with a maximum transfer rate of 424 Kbps. NFC is ideal for transferring small packets of data when two devices are placed together.
The NFC module provides APIs for interacting with NFC Forum Tags and NFC Forum Devices. It can detect targets and losses, register NDEF message handlers, read and write NDEF messages on NFC Forum Tags, and send tag-specific commands.
find_package() command to locate the needed module component in the
find_package(Qt6 REQUIRED COMPONENTS Nfc)
target_link_libraries(mytarget PRIVATE Qt6::Nfc)
For more details, see the Build with CMake overview.
To configure the module for building with qmake, add the module as a value of the
QT variable in the project's .pro file:
QT += nfc
|Enables logging of the Neard/Linux implementation
Changes to Qt NFC lists important changes in the module API and functionality that were done for the Qt 6 series of Qt.
Qt NFC is available under commercial licenses from The Qt Company. In addition, it is available under free software licenses. Since Qt 5.4, these free software licenses are GNU Lesser General Public License, version 3, or the GNU General Public License, version 2. See Qt Licensing for further details.
© 2024 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.