What is the nfc function of Xiaomi mobile phone?

Xiaomi mobile phone’s NFC is a short-range wireless communication function. Devices using NFC technology can exchange data when they are close to each other, turning the mobile phone into a payment card, access control card, transportation card, etc.; nfc Combined with mobile terminals, functions such as mobile payment, electronic ticketing, access control, mobile identity recognition, and anti-counterfeiting can be realized.

The operating environment of this tutorial: HarmonyOS 2 system, HONOR V30 mobile phone.

Xiaomi mobile phone nfc is a short-range wireless communication function. It is an emerging technology. Devices using NFC technology can exchange data when they are close to each other. It is powered by non-contact radio frequency identification (RFID). It evolved from the integration of interconnection and interoperability technologies. It provides a very safe and fast communication method for various electronic products that are becoming more and more popular in our daily lives.

The NFC function of Xiaomi mobile phones is a wireless communication technology that can turn mobile phones into payment cards, access control cards, transportation cards, etc.

1. NFC mobile payment.

When it comes to mobile payment, the first thing most of us think of is WeChat Pay or Alipay. In fact, through NFC function, we can also realize mobile payment.

Xiaomi mobile phone can read bank card data to bind the bank card through NFC. Then, when you need to pay, you only need to touch the card swiping POS machine with your phone to complete the payment. Compared with WeChat and Alipay's scan code payment is much faster.

2. NFC bus card.

When we go to work every day, most of us either take the bus or the subway. At this time, we all use the bus card. However, it is a bit inconvenient to carry a physical bus card, and sometimes it is forgotten at home. The NFC bus card just solves this problem. After activating the NFC bus card on the mobile phone, we only need to tap the mobile phone with the card swiping machine of the bus or subway to complete the swiping of the card to board the bus.

3. NFC access card.

Many communities and companies have begun to use access control cards to facilitate travel. Only through access control cards can you swipe your card to enter the community and company gates. However, carrying an access card with you is easy to lose and inconvenient.

At this time, mobile phone NFC access control cards came into being. We can read the data of the access control card to the mobile phone through the NFC function of the mobile phone. Then, the mobile phone becomes a virtual access control card. We only You only need to touch your mobile phone to the card machine at the gate to open the gate, which is more convenient than a real access card.

Activate the NFC function on your mobile phone

If you want to use the nfc function, you need to enter the settings interface to enable this function. The specific steps are as follows:

1. Turn on the phone, click the "Settings" option to enter the setting interface;

2. In the setting interface, click "Connect and Share" to enter the connection and sharing Sharing interface;

#3. In the connection and sharing interface, find the "nfc" option;

4. Finally Click the button behind the "nfc" option to turn on the nfc function. When taking the subway or bus, when your phone is close to the payment counter, payment will be made automatically.

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