Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of modularization Mobile payment terminal system of replaceable system, it adopts modular construction, reduces HardwareUpgring cost and maintenance cost, wide accommodation, safe and reliable.
According to technical scheme provided by the invention, the modularization Mobile payment terminal system of described replaceable system, comprise expansion board, described expansion board comprises coprocessor, wireless connections module and peripheral interface, and coprocessor is connected with wireless connections module and with the peripheral interface for being connected with payment devices; The ancillary equipment be connected on peripheral interface is connected with required equipment by wireless connections module by coprocessor, to carry out required delivery operation.
Described expansion board arranges bus control unit, and described bus control unit is connected with coprocessor and peripheral interface, and described peripheral interface comprises display interface, high-speed bus and low speed bus.
Described display interface comprises LCD interface, LVDS interface or HDMI, and high speed bus interface comprises USB interface or SDIO interface, and low speed bus interface comprises UART, I2C or SPI interface.
Described wireless connections module comprises bluetooth module.
Described expansion board also comprises expansion board self-defined bus interface, and expansion board is connected with required core board by expansion board self-defined bus interface, and core board and expansion board adopt detachable connection; Described core board comprises primary processor and core board self-defined bus interface, and core board is linked into an integrated entity after being connected with expansion board self-defined bus Interface Matching by core board self-defined bus interface with expansion board; Primary processor is communicated with coprocessor by core board self-defined bus, expansion board self-defined bus, and can initialize the ancillary equipment be mounted in expansion board and state control, after core board and expansion board corresponding matching, the ancillary equipment be connected on peripheral interface can be carried out required delivery operation.
Described core board adopts X86-based, ARM framework or MIPS framework.
Described expansion board self-defined bus and core board self-defined bus include usb bus, UART bus, spi bus, SDIO bus, LVDS or HDMI.
A similar technical scheme, a kind of modularization Mobile payment terminal system, comprises core board and adopts the detachable expansion board be connected with described core board; Expansion board is provided with coprocessor and the peripheral interface for being connected with ancillary equipment; After core board is connected with expansion board, be connected with required ancillary equipment by peripheral interface, coprocessor in expansion board by connect ancillary equipment parameter transmission to core board, core board can initialize and working state control ancillary equipment according to the ancillary equipment parameter of coprocessor transmission in expansion board, after coordinating with ancillary equipment, carry out required delivery operation.
Described expansion board is arranged expansion board self-defined bus interface, described expansion board self-defined bus interface is connected with the core board self-defined bus Interface Matching on core board, core board self-defined bus interface on described core board is connected with primary processor, and core board adopts detachable connection by core board self-defined bus interface with the expansion board self-defined bus interface in expansion board; Described core board adopts X86-based, ARM framework or MIPS framework.
Described expansion board is also provided with wireless connections module, and described wireless connections module and coprocessor are interconnected; Expansion board comprises display screen, printer, magnetic stripe card read write line, rfid interrogator, CPU card read write line, fingerprint recognition read write line, code keypad or auxiliary external memory by the payment terminal that peripheral interface connects.
Advantage of the present invention: core board is main system, core board is connected with expansion board by core board self-defined bus interface, guarantee that different system architectures all effectively can connect use, all high speed data bus, part low speed bus, safety detection signal, power control signals etc. are by expansion board self-defined bus interface, physical connection when core board self-defined bus interface contacts with core board, expansion board directly carries out required delivery operation by coprocessor and wireless connections module, when changing the core board of different framework, can effectively reduce HardwareUpgring cost, effective reduction system maintenance cost, keep hardware, the flexibility of software upgrading, adopt modular construction, wide accommodation, safe and reliable.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4: in order to solve Problems existing in the use of existing Mobile payment terminal, the present invention includes core board and adopting the detachable expansion board be connected with described core board; In the embodiment of the present invention, detachable connection refers to that core board and expansion board can by card insert type connected modes; Expansion board is provided with coprocessor and the peripheral interface for being connected with ancillary equipment; After core board is connected with expansion board, be connected with required ancillary equipment by peripheral interface, coprocessor in expansion board by connect ancillary equipment parameter transmission to core board, core board can initialize and working state control ancillary equipment according to the ancillary equipment parameter of coprocessor transmission in expansion board, after coordinating with ancillary equipment, carry out required delivery operation.Described working state control comprises the control etc. of the reading of data, the write of data and working method, and the duty of equipment is relevant to concrete equipment, describes in detail no longer one by one herein.
Described peripheral interface comprises display interface, high-speed bus and low speed bus.Described display interface comprises LCD interface, LVDS interface or HDMI, and high speed bus interface comprises USB interface or SDIO interface etc., and low speed bus interface comprises UART, I2C or SPI interface etc.For payment terminal, the ancillary equipment be connected on peripheral interface generally comprises display screen, printer, magnetic stripe card read write line, rfid interrogator, CPU card read write line, fingerprint recognition read write line, code keypad, auxiliary external memory, described auxiliary external memory comprises SD card, TF card, iNAND, NAND, SATA memory etc.When ancillary equipment is connected to after in expansion board by peripheral interface, core board, by after communicating with expansion board, realizes the operation to ancillary equipment, to realize the operation paid.
Described expansion board is arranged expansion board self-defined bus interface, described expansion board self-defined bus interface is connected with the core board self-defined bus Interface Matching on core board, core board self-defined bus interface on described core board is connected with primary processor, and core board adopts detachable connection by core board self-defined bus interface with the expansion board self-defined bus interface in expansion board; Described core board adopts X86-based, ARM framework or MIPS framework.According to the needs of actual conditions, the core board of corresponding framework can be selected, after the framework of core board is determined, link into an integrated entity after core board and expansion board grafting.
Described expansion board is also provided with wireless connections module, and described wireless connections module and coprocessor are interconnected; Described wireless connections module comprises bluetooth module, also can adopt other wireless connections modules.Ancillary equipment can be connected with required equipment by wireless connections module by expansion board, to carry out required delivery operation; Such as, expansion board is connected with handheld mobile device by bluetooth module, after operating handheld mobile device, realize delivery operation, and expansion board is undertaken printing and associative operation by ancillary equipment.
Core board adopts minimum system structure, and when core board adopts X86-based, core board comprises primary processor, internal memory, bridge sheet, EC(embedded controller) and BIOS system.When core board adopts ARM framework and MIPS framework, core board comprises primary processor, internal memory and one section of boot; Certainly, core board needs power supply during work, this, known by the art personnel, describes in detail herein no longer one by one.When the core board of above-mentioned different framework of sampling coordinates with expansion board, can obtain the interchangeability of Windows, Linux or Android operation system, it is convenient to change.,.
Core board self-defined bus interface and expansion board self-defined bus interface are the EBI of the interface such as integration USB, SDIO, UART, SPI, and core board self-defined bus interface and expansion board self-defined bus interface can also comprise the EBI required for other, as long as it is integral that core board and expansion board can be made mutually to communicate to connect after grafting.Core board self-defined bus interface mutually mates with expansion board self-defined bus interface and is connected, core board self-defined bus interface and expansion board self-defined bus interface comprise fixed definitions pin and on-fixed defining interface two kinds, wherein, fixed definitions pin is for connecting the EBI of coprocessor and part necessity, and on-fixed definition pin defines pin after can being consulted by primary processor and coprocessor.During core board electrifying startup, be positioned at embedded controller on core board or BIOS or boot by core board self-defined bus interface with the coprocessor communication be positioned in expansion board to obtain the corresponding information in expansion board, during for core board initialization peripheral hardware.
As shown in Figure 4: according to above-mentioned analysis, in one particular case, the present invention only can comprise expansion board, now, in expansion board except coprocessor, bus control unit and peripheral bus are set, also wireless connections module must be set, the ancillary equipment be articulated in expansion board is connected with required equipment by wireless connections module by coprocessor, complete corresponding delivery operation, wherein, required equipment and corresponding delivery operation corresponding, known by the art personnel, no longer describe in detail herein.
Simultaneously, under above-mentioned particular case, expansion board can also be arranged expansion board self-defined bus interface, be connected with the core board self-defined bus Interface Matching on core board by expansion board self-defined bus interface, core board and expansion board are linked into an integrated entity, core board mates with expansion board and is connected, and forms Mobile payment terminal system after being connected with ancillary equipment.
The product utilizing the present invention to obtain can be used for mobile payment field; By the combination of software and hardware product, can commodity shopping be realized, receive list and wait financial payment business.Adopt modularization framework, system hardware consists of expansion board and core board two pieces.Core board is connected with expansion board self-defined bus interface in expansion board by core board self-defined bus interface.Can realize changing rapidly system CPU framework by changing core board.Coprocessor in expansion board can realize wireless connections by radio-cell in expansion board and third party.
Change core board and can realize CPU architecture replacing easily, be equipped with corresponding peripheral storage, can Windows be realized, the switching of the several operation systems such as Linux, Android.By core board to coordinate with expansion board formed complete machine use time, core board and expansion board are assembled together, and can realize complete commodity shopping by the software and hardware system of high integration, receive singly to wait financial payment application.When changing core board, change core board and extended menory, can implementation platform bulk migration rapidly.
Expansion board works alone: when core board does not exist, and expansion board is after the starting up that powers on, and the wireless connections of being carried by plate can be connected with third party's ancillary equipment, certification, communication.Also the ability of accessing peripheral hardware in expansion board can be realized.
As shown in Fig. 1 ~ Fig. 4: during use, need according to use the core board selecting corresponding framework, after core board is selected, by core board and expansion board grafting, core board be connected by bus communication after expansion board grafting after formed integrally.When core board starts, initialize core board internal memory.Coprocessor prepares to provide expansion board to provide configuration information to core board after starting, if there is bus control unit, and initialization bus control unit.Core board and coprocessor carry out communication, and the data that core board provides according to coprocessor carry out initial work in early stage.According to next step starting state of Determines of extended menory in the configuration information that expansion board is passed back.Operating system normally starts.Application program normally starts.System enters into operable state.When needs are upgraded, core board is separated with expansion board, due to settings such as integrated conventional interfaces in expansion board, hardware only needs core board is carried out upgrading, after auxiliary storage software upgrading after the software and hardware upgrading of core board and in expansion board, core board is linked into an integrated entity after being coordinated with the expansion board self defined interface in expansion board by core board self-defined bus interface.
Core board of the present invention is main system, core board is connected with expansion board by core board self-defined bus interface, guarantee that different system architectures all effectively can connect use, all high speed data bus, part low speed bus, safety detection signal, power control signals etc. are by expansion board self-defined bus interface, physical connection when core board self-defined bus interface contacts with core board, expansion board directly carries out required delivery operation by coprocessor and wireless connections module, when changing the core board of different framework, upgrade-system software can realize the system application being more suitable for environment for use, can effectively reduce HardwareUpgring cost, effective reduction system maintenance cost, keep hardware, the flexibility of software upgrading, adopt modular construction, wide accommodation, safe and reliable.
The foregoing is only preferred embodiment of the present invention, be not limited to the present invention, all do within principle of the present invention and spirit any amendment, equivalent to replace and improvement etc., be all just included within protection scope of the present invention.