CN209895379U - Data transmission equipment and payment system - Google Patents
Data transmission equipment and payment system Download PDFInfo
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- CN209895379U CN209895379U CN201920991005.3U CN201920991005U CN209895379U CN 209895379 U CN209895379 U CN 209895379U CN 201920991005 U CN201920991005 U CN 201920991005U CN 209895379 U CN209895379 U CN 209895379U
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Abstract
The utility model provides a data transmission equipment and payment system, data transmission equipment includes: the key module is used for acquiring the operation key information of a user and reporting the operation key information to the Bluetooth module; the Bluetooth module is used for wirelessly reporting key values of the main control keys to the payment equipment, receiving HID data returned by the payment equipment and transmitting the HID data to the HID module; the HID module is used for receiving the HID data and transmitting the HID data to the upper computer; and the USB interface is used for connecting the HID module and the upper computer. The key module, the Bluetooth module, the HID module and the USB interface are combined together, HID data are transmitted through a Bluetooth wireless technology, a data line is saved, and the application space range of data transmission is expanded; meanwhile, the problem of compatibility is solved, and the use is more convenient.
Description
Technical Field
The utility model relates to a data transmission technical field especially relates to a data transmission equipment and payment system.
Background
In the prior art, the situation that UART data needs to be converted into USB data is often encountered, and the UART data conversion method is used for realizing data conversion between a device with a standard UART serial port and a device with a standard HOST USB interface. In the prior art, a data line is needed for converting UART data into USB data, and a data line is also needed for converting the UART data into HID data.
The inconvenience is caused by the distance limitation of data transmission of the data line, for example, in the existing payment system, the space limitation is caused when the user pays due to the limitation of data transmission of the data line; on the other hand, the HID design of the payment device in the prior art has limitations, and if there is a problem in HID compatibility, the payment device is expensive to replace and takes a long time. There is therefore a lack in the prior art of an HID data transfer device for wireless transfer.
Disclosure of Invention
The utility model discloses a solve the problem that lacks the HID data transmission equipment of a wireless transmission among the prior art, provide a data transmission equipment and payment system.
In order to solve the above problem, the utility model discloses a technical scheme as follows:
a data transmission device comprising: the key module is used for acquiring the operation key information of a user and reporting the operation key information to the Bluetooth module; the Bluetooth module is used for wirelessly reporting key values of the main control keys to the payment equipment, receiving HID data returned by the payment equipment and transmitting the HID data to the HID module; the HID module is used for receiving the HID data and transmitting the HID data to the upper computer; and the USB interface is used for connecting the HID module and the upper computer.
In an embodiment of the present invention, the button module and the bluetooth module are connected via an I2C/SPI interface; the Bluetooth module and the HID module are connected through an RXTX interface; the USB interface includes: USB voltage, data line D +, data line D-and GND signals; the socket corresponding to the USB interface is a Type A USB male socket; the HID module comprises an HID chip peripheral circuit; the HID chip peripheral circuit comprises an ESD protection circuit and a filter circuit; the payment equipment comprises face swiping payment equipment, scanning payment equipment and card swiping payment equipment; the upper computer comprises a cash register.
The utility model also provides a payment system, include: the payment device: the system is used for generating a payment request, acquiring payment information and transmitting the payment information to the outside through Bluetooth wireless communication; the data transmission device as described in any of the above: the information is used for converting the payment information into HID data and transmitting the HID data to the outside; an upper computer: for receiving the HID data transmitted outwards and judging whether the payment is successful.
In an embodiment of the present invention, the payment device includes a face payment device, a scanning payment device, and a card payment device; and the data transmission equipment is connected with the upper computer through a USB interface.
The utility model has the advantages that: the data transmission equipment and the payment system are provided, the key module, the Bluetooth module, the HID module and the USB interface are combined together, HID data are transmitted through a Bluetooth wireless technology, a data line is saved, and the application space range of data transmission is expanded; meanwhile, the problem of compatibility is solved, and the use is more convenient.
Drawings
Fig. 1 is a schematic diagram of a data transmission device according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a payment system according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a payment system of the prior art in an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, which are not intended to limit the scope of the present invention, so as to better understand the present invention. In addition, it should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the shape, number and proportion of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
Example 1
As shown in fig. 1, a data transmission apparatus includes:
the key module is used for acquiring the operation key information of a user and reporting the operation key information to the Bluetooth module;
the Bluetooth module is used for wirelessly reporting key values of the main control keys to the payment equipment, receiving HID data returned by the payment equipment and transmitting the HID data to the HID module;
the HID module is used for receiving the HID data and transmitting the HID data to the upper computer;
and the USB interface is used for connecting the HID module and the upper computer.
In an embodiment of the present invention, the button module and the bluetooth module are connected via an I2C/SPI interface; the Bluetooth module is connected with the HID module through an RXTX interface; the USB interface includes: USB voltage, data line D +, data line D-and GND signals.
In another embodiment of the present invention, the socket corresponding to the USB interface is a Type a USB male socket.
In yet another embodiment of the present invention, the HID module includes an HID chip peripheral circuit; the HID chip peripheral circuit comprises an ESD protection circuit and a filter circuit.
It can be understood that the payment device in the present invention includes a face payment device, a scanning payment device, and a card payment device; the host computer includes the cash registering machine.
Through using the utility model discloses a data transmission equipment can save the space restriction that thereby a data line avoided the data line to bring.
Example 2
As shown in fig. 2, the utility model also provides a payment system, include:
the payment device: the system is used for generating a payment request, acquiring payment information and transmitting the payment information to the outside through Bluetooth wireless communication;
the data transmission device as described above: the information is used for converting the payment information into HID data and transmitting the HID data to the outside;
an upper computer: for receiving the HID data transmitted outwards and judging whether the payment is successful.
It can be understood that the payment device in the present embodiment includes a face payment device, a scanning payment device, and a card payment device; the host computer includes the cash registering machine.
The utility model discloses an in the embodiment, data transmission equipment passes through the USB interface and is connected with the host computer.
Compare with the payment system among the prior art that fig. 3 shows, use the utility model discloses a data transmission equipment has expanded application space scope, has avoided the improvement to current payment equipment moreover, avoids the cost loss who brings from this, effectively solves compatible problem, and is more convenient.
Example 3
In an embodiment of the utility model, the payment device is a face-brushing payment device. In a particular embodiment, a face-brushing payment device includes:
the camera is used for collecting a face image of the payer;
and the network communication component is used for establishing network communication connection with the data transmission equipment.
And starting to acquire a face image of the payer through a camera. Face information can be obtained according to the face image, and the face information can include: the face image or the face features extracted from the face image. The face information is transmitted to the data transmission equipment through the network communication component, and the identity authentication of face recognition can be carried out according to the face characteristics; or, the face features for identity recognition can be extracted from the face image, and then the identity recognition is carried out. The payment request may be generated upon confirmation of the identity. The payment request is a payment request for a corresponding payment account to pay the payee. It will be appreciated that the payment account and payer, and the collection account and payee are pre-bound. The payment amount required to be paid is input through a key module of the data transmission equipment or generated by a system, for example, 10 yuan, the Bluetooth module main control key value is wirelessly reported to the face brushing payment equipment and receives HID data returned by the face brushing payment equipment, and the HID data is transmitted to the HID module; the HID module receives the HID data and transmits the HID data to the cash register. The HID module of the data transmission device is connected with the cash register through the USB interface.
It can be understood that, after the payment is successful, the payment system issues a payment result, the payment result is used for representing payment information of the payment from the payment account to the payee, and the payment result is displayed for confirmation of the user.
In addition, the payment system of the utility model can be additionally provided with a processor, and the processing of other parts is completed by the processor of the system. It will be appreciated that the present invention can be implemented primarily in terms of processor functionality, and that the specific number and manner of arrangement may be unlimited. Including the utility model discloses a connected mode of system is also nimble, can adopt different modes according to specific condition, but the homoenergetic realizes the utility model discloses a function.
The Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, the processor being the control center of the system for obtaining payment results for self-service payments, and various interfaces and lines connecting the various parts of the overall system for obtaining payment results for self-service payments.
In an embodiment of the present invention, the apparatus further comprises a memory. The memory may be used to store the computer programs and/or modules, and the processor may implement various functions of the system for obtaining payment results for self-service payments by running or executing the computer programs and/or modules stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the technical field of the utility model belongs to the prerequisite of not deviating from the utility model discloses, can also make a plurality of equal substitution or obvious variants, performance or usage are the same moreover, all should regard as belonging to the utility model's scope of protection.
Claims (10)
1. A data transmission device, comprising:
the key module is used for acquiring the operation key information of a user and reporting the operation key information to the Bluetooth module;
the Bluetooth module is used for wirelessly reporting key values of the main control keys to the payment equipment, receiving HID data returned by the payment equipment and transmitting the HID data to the HID module;
the HID module is used for receiving the HID data and transmitting the HID data to the upper computer;
and the USB interface is used for connecting the HID module and the upper computer.
2. The data transmission device of claim 1, wherein the key module and the bluetooth module are connected through an I2C/SPI interface.
3. The data transmission device of claim 1, wherein the bluetooth module and the HID module are connected by an RXTX interface.
4. The data transmission device of claim 1, wherein the USB interface comprises: USB voltage, data line D +, data line D-and GND signals.
5. The data transmission device of claim 4, wherein the socket corresponding to the USB interface is a Type A USB male socket.
6. The data transmission device of claim 1, wherein the HID module includes an HID chip peripheral circuit; the HID chip peripheral circuit comprises an ESD protection circuit and a filter circuit.
7. The data transmission device of claim 1, wherein the payment device comprises a face payment device, a scanning payment device, a card payment device; the upper computer comprises a cash register.
8. A payment system, comprising:
the payment device: the system is used for generating a payment request, acquiring payment information and transmitting the payment information to the outside through Bluetooth wireless communication;
the data transmission device of any of claims 1-7: the information is used for converting the payment information into HID data and transmitting the HID data to the outside;
an upper computer: for receiving the HID data transmitted outwards and judging whether the payment is successful.
9. A payment system as recited in claim 8, wherein the payment device includes a face payment device, a scanning payment device, a card payment device.
10. A payment system as recited in claim 8, wherein the data transfer device is coupled to the host computer via a USB interface.
Priority Applications (1)
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CN201920991005.3U CN209895379U (en) | 2019-06-27 | 2019-06-27 | Data transmission equipment and payment system |
Applications Claiming Priority (1)
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CN201920991005.3U CN209895379U (en) | 2019-06-27 | 2019-06-27 | Data transmission equipment and payment system |
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CN209895379U true CN209895379U (en) | 2020-01-03 |
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CN201920991005.3U Active CN209895379U (en) | 2019-06-27 | 2019-06-27 | Data transmission equipment and payment system |
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