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Há 2 dias · NFC is a short-range wireless communication technology that allows devices to communicate with each other when they are within a few centimeters of each other. NFC operates at a frequency of 13.56 MHz and has a range of around 10 cm. NFC devices can operate in three modes: Reader/Writer mode: A device can read and write data to an NFC tag.
Há 1 dia · I'm trying to programmatically disable NFC while a specific screen of my app is open, but it seems that the only way to do this is to use Intents. I'm searching for a programmatically way to achieve it. Another solution would be to prevent other apps from intercepting NFC tags while my screen is in foreground. I tried first to handle it by ...
Há 1 dia · Android 15 Beta 2.2 is here, bringing a bunch of quick patches to Pixel beta testers. Google's latest hotfix addresses crucial bug fixes for NFC payments, the app drawer, and private space on ...
Há 4 dias · Users can use the NFC function on Android devices to read RFID tags. Its advantage is that no additional equipment is required, and most modern Android devices have built-in NFC capabilities. However, the reading distance is short, usually within 10 cm. NFC RFID readers are suitable for high-security and short-distance data transmission scenarios, such as mobile payments and authentication.
Há 4 dias · Near Field Communication (NFC) is a wireless and short-distance communication technology that enables fast and secure data transfer between devices no more than 10 centimeters apart. We use NFC daily when making contactless payments with our phones or debit and credit cards.
Há 2 dias · O ST25R3916B e o ST25R3917B fornecem potência de saída de RF de até 1,6 W e podem acionar antenas diretamente com alta eficiência. O ajuste dinâmico de saída de energia (DPO) permite que os projetistas mantenham a potência irradiada entre os limites superior e inferior definidos pela EMVCo e pelas especificações do NFC Forum.
Há 4 dias · Novidades da Nota Técnica 2023.001. Versão 1.51. A Nota Técnica 2023.001 v1.51, publicada em 27 de maio de 2024, aborda a tributação monofásica de combustíveis na NF-e versão 4.0. Ela introduz atualizações na documentação referente à descrição do campo pBIO e também modifica uma regra de validação. Vamos aos detalhes:
