NFC is a relatively new wireless communication technology. Its principle is the same as that of Bluetooth, and it can only transmit data at a short distance. Generally, this function is used on mobile phones. The usefulness of NFC is mainly reflected in the use of electronic wallets and Alipay. Most smartphones now have the NFC function, but there are still many people who do not know how to use this function. So how is NFC used?
. . . . . . . . . . . . . . What is NFC function NFC function is a technology that can realize short-distance wireless communication. The application range of this technology is not very wide, but the prospect is very promising Broad. NFC technology can be used on electronic wallets, can be used for payment, and can also be used as a bus card for taking buses. NFC technology is an information transmission technology that can be used in many industries and fields. The more common uses are transferring file information and making payments.
How to use NFC
1. Bind bus card, access control card, key, and bank card. Those who support NFC function can bind bus card, access control key, and bank card. The function of the bound card is the same as that of the physical card.
2. Query the transaction records of bus cards and bank cards: Turn on the NFC function of the mobile phone, put the bus card or bank card close to the mobile phone, and then you can view the transaction records and basic information of the card on the mobile phone (real-name authentication is required to view the bank card).
3. Quickly connect Bluetooth speakers: Many Bluetooth speakers now support the NFC function, you can connect the phone and the speaker by touching the phone to the speaker, and play the audio in the phone without pairing and connection.
4. Data transmission: With the development of the network office, more and more files need to be transferred between colleagues. Turn on the NFC function of the mobile phone, select the file picture to be transferred, and touch the two mobile phones to transfer information. . Compared with Bluetooth, no pairing is required, just touch directly.
How to use Huawei
In the settings of Huawei mobile phones, find more links and click to enter.
In the new interface, find the NFC option, click it to enter the new interface.
In the new interface, turn on the slider on the right side of NFC to use the NFC function.
How to use Xiaomi
In the settings of Xiaomi mobile phone, find other networks and connections, and click it.
In the new interface, find the NFC option, click it to enter the new interface.
In the new interface, turn on the slider on the right side of NFC to use the NFC function.
How to use Apple
In the settings interface of the iPhone, find the general option and click it.
In the general interface, find the NFC option, click it to enter the new interface.
In the new interface, turn on the slider on the right side of NFC to use the NFC function.
How to bind bus card with NFC
There are slight differences in the application methods of different brands of mobile phones. Take Xiaomi mobile phone as an example for binding bus cards (the operation process of binding access control and bank cards is the same).
Specific setting steps:
Open the mobile phone settings, click "Wallet and payment" to enter the wallet and payment interface of Xiaomi mobile phone.
Click on the traffic card and follow the prompts to turn on the NFC of the mobile phone for you. There are also options for binding access control and bank cards below.
According to the prompt to activate the transportation card, the mobile phone will automatically select the local bus card according to the location. If you need to apply for a non-local bus card, you can manually select it yourself. After the binding is successful, the mobile phone can be used as a bus card.