NFC brush subway to service center
1. Download the local city card official app (take Cheng tianfutong as an example), open tianfutong app and click tianfutong card
NFC information is also transmitted through the electromagnetic inction coupling of the wireless frequency part of the spectrum, but there is still a big difference between the two. First of all, NFC is a wireless connection technology that provides easy, safe and fast communication, and its transmission range is smaller than RFID
Secondly, NFC is compatible with the existing contactless smart card technology and has become a formal standard supported by more and more major manufacturers thirdly, NFC is also a close connection protocol, which provides easy, safe, fast and automatic communication between various devices. Compared with other connection modes in the wireless world, NFC is a kind of close range private communication mode
NFC, infrared and Bluetooth are all non-contact transmission modes. They have different technical characteristics and can be used for different purposes. There is no difference between their own advantages and disadvantages
NFC mobile phone has built-in NFC chip, which increases the function of two-way data transmission compared with RFID, which is only used as a tag. This progress makes it more suitable for e-money payment; In particular, RFID can not achieve, mutual authentication and dynamic encryption and one-time key (OTP) can be achieved on NFC
NFC technology supports a variety of applications, including mobile payment and transaction, peer-to-peer communication and mobile information access. Through NFC mobile phones, people can connect with the entertainment services and transactions they want to get at any place, at any time, through any device, so as to complete payment, obtain poster information, etc NFC devices can be used as contactless smart cards, smart card reader terminals and device to device data transmission links. Their applications can be divided into the following four basic types: for payment and ticket purchase, for electronic tickets, for intelligent media, and for data exchange and transmission< br />You can swipe the subway, but you need to add a traffic card to Huawei wallet. The specific operation method is as follows:
1. Find the wallet application on your mobile phone and click to open it
The specific steps are as follows:
1. Take the MIUI system as an example, open the MIUI system setting application interface, and click the "more connection mode" setting item, as shown in the figure below
extended data:
the application of NFC technology in mobile phones can be divided into the following five categories:
1. Contact, such as access control management, tickets and tickets, etc. users can put the equipment with tickets or password close to the card reader, and can also be used for logistics management
2. Contact payment, such as non-contact mobile payment, the user can make payment and confirm the transaction by placing the device close to the POS machine embedded with NFC mole
For example, two NFC devices are connected to carry out point-to-point data transmission, such as downloading music, transferring pictures to each other and exchanging address book4. Contact browsing: users can connect NFC mobile phones to smart public phones or posters with NFC function on the street to browse traffic information
5. For download contact, users can receive or ask for download information through GPRS network for payment, access control and other functions. As mentioned above, users can send a specific short message to the mobile phone of the housekeeping attendant to control the authority of the housekeeping attendant to enter and leave the house
Glory 9 does not need to be connected to the Internet to swipe the traffic card. The preparation before swiping the card: first call the operator to open the NFC service of the SIM card, then open the NFC on the mobile phone, and select the SIM card supporting the NFC function under the NFC security chip. Under the default payment application, select the corresponding operator wallet application, and bind the card and circle it according to the prompts
this mode supports swiping card after shutdown. You need to turn on NFC switch before shutdown to use swiping card function after shutdown
the sensing position of the NFC of the mobile phone is in the middle upper right corner of the top of the back of the mobile phone, as shown in the figure:
aim at the sensing position of the NFC of the mobile phone when swiping the card, and adjust the fitting area in time when it is not sensitive or no response
when the antenna position of the subway gate is uncertain, the card can be swiped at several more positions
or try to replace another gate or POS machine. If the card swiping is successful after replacement, it indicates that the previous gate machine has compatibility problems
in case of failure to swipe the subway gate, if there is no exit record for the last time taking the subway, it can be handled manually at the service desk
2. After reading and recharging the card, stick the back of the mobile phone close to the bus card, identify the bus card, select "payment method" and "recharging amount" in turn, and enter the payment password, then the payment is successful
3. Writing work (especially important) the system prompts that the payment is successful, which does not mean that the recharge of the bus card is successful. Next, the money should be written into the bus card through the NFC writing function of Xiaomi 5, so do not separate the bus card from the mobile phone at this time, otherwise the recharge will fail
you can check the balance of subway and bus cards. You need to install software (snapshot NCF or NFC toolbox) to check the balance. If NFC is supported by buses in your city, you need to change a SIM card with NFC function, and then you can use the card swiping function more conveniently
in addition to the above functions, if other devices, such as audio and access control, are equipped with NFC functions, you can also use your mobile phone to control them anytime and anywhere. Of course, there are more unexpected features. But at present, the domestic NFC technology and equipment are still in the backward stage, which needs more than a few years.
1. Download the corresponding app, mobile card please download [he Bao], telecom card please download [Yi Payment], Unicom unknown
2. After installation, register the account number to bind the bank card
3. Insert the NFC mobile card into the card slot 1
4. Turn on the NFC function switch (setting Notice center can be opened)
open the payment app and click public transit recharge
select the option of mobile phone card in the lower right corner and click recharge
select the recharge amount and click the payment button
select the bank card for payment and click Next
input the verification code received by the mobile phone to complete the recharge. At this time, you can use the mobile phone to brush the public transit
Fast action, the most handsome posture! The most complete guide to swipe the subway is here
about swipe the code to pass the gate (shine in and shine out)
if you choose to swipe the code to pass the gate, please make sure that the Bluetooth of the mobile phone is turned on and aim at the card reading camera. Do not stick close to it and keep a certain distance (about 5-10 cm). The gate can read the code and open the gate instantly
correct scanning mode