CN207624028U - A kind of intelligent card chip and smart card - Google Patents
A kind of intelligent card chip and smart card Download PDFInfo
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- CN207624028U CN207624028U CN201721784894.3U CN201721784894U CN207624028U CN 207624028 U CN207624028 U CN 207624028U CN 201721784894 U CN201721784894 U CN 201721784894U CN 207624028 U CN207624028 U CN 207624028U
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Abstract
This application involves field of communication technology more particularly to a kind of intelligent card chips and smart card, including：Contact C1, C2, C3, C4, C5, C6, C7, C8, and contact C1, C2, C3, C5, C7 be respectively power interface VCC, reseting interface RST, clock interface CLK, ground interface GND, according to 7816 communication protocols carry out data exchange input/output interface I/O, further include:I2C buses and signal identification chip, the signal identification chip has the X passage, the channels Y, the channels Z and the serial data line SDA interfaces being connected to the I2C buses that are connected to respectively with contact C4, C6, C8 and serial time clock line SCL interfaces, intelligent card chip and smart card provided herein can be communicated with the equipment and component of different communication protocol standard, to expand the communication range of intelligent card chip, and then it can be widely used in Internet of Things field, the application range of intelligent card chip and smart card has also been enlarged.
Description
Technical field
This application involves field of communication technology more particularly to a kind of intelligent card chips and smart card.
Background technology
Smart card is the common name for the card for being embedded with microchip, as shown in Figure 1, being embedded with intelligent card chip 11, intelligence on card 12
Energy card chip 11 is integrated with central processor CPU, programmable read only memory EEPROM, random access memory ram, read-only memory
The chips such as ROM, and also solidification has card internal operating system COS (Chip Operating System) in read only memory ROM
Deng.According to 7816 interface standards, 8 contacts are reserved in the outside of existing intelligent card chip 11, i.e. C1 to C8 can be by this
A little contacts are set as the interface of different function, such as：At present by contact C1, C2, C3, C5, C7 be respectively defined as power interface VCC,
Reseting interface RST, clock interface CLK, ground interface GND, according to 7816 communication protocols carry out data exchange input and output connect
Mouth I/O, by by these interfaces orifice corresponding on reader on intelligent card chip 11, realizing intelligent card chip 11
The function of transmission data between reader, but due to smart card can only by reseting interface RST, clock interface CLK and according to
7816 communication protocols carry out the communication information of input/output interface 7816 agreements of transmission of data exchange, and function is very single,
It can not be communicated with the electronic equipment or component for transmitting other agreements.
Therefore, the communication range for how expanding intelligent card chip and smart card is that those skilled in the art need to solve at present
Certainly the technical issues of.
Invention content
This application provides a kind of intelligent card chip and smart cards, to improve the communication model of intelligent card chip and smart card
It encloses.
In order to solve the above technical problems, the application provides the following technical solutions：
A kind of intelligent card chip, including：Contact C1, C2, C3, C4, C5, C6, C7, C8, and contact C1, C2, C3, C5,
C7 be respectively power interface VCC, reseting interface RST, clock interface CLK, ground interface GND, according to 7816 communication protocols carry out
The input/output interface I/O of data exchange further includes:I2C buses and signal identification chip, the signal identification chip, which has, to be divided
X passage, the channels Y, the channels Z and the serial data line SDA interface being connected to the I2C buses not being connected to contact C4, C6, C8
With serial time clock line SCL interfaces.
Intelligent card chip as described above, wherein preferably, further include：I2S buses, the signal identification chip tool
There are the serial clock SCLK interface, frame clock LRCK interfaces and serial data SDATA interfaces being connected to the I2S buses.
Intelligent card chip as described above, wherein preferably, further include：CAN bus, the signal identification chip is also
With the CAN-H interface and CAN-L interfaces being connected to the CAN bus.
Intelligent card chip as described above, wherein preferably, further include：Memory and by I2C buses or I2S buses or
The data that CAN buses receive are sent directly to carry out the direct memory access controller DMA of operation in the memory.
Intelligent card chip as described above, wherein preferably, the contact C4 and contact C8 with finger-print recognising instrument and
Microcontroller is connected to, reseting interface RST, clock interface CLK and the input and output that data exchange is carried out according to 7816 communication protocols
Interface I/O is connected to communication terminal.
Intelligent card chip as described above, wherein preferably, the contact C4, contact C6 and contact C8 and vocal print are known
Other instrument connection, the reseting interface RST, clock interface CLK and the input and output that data exchange is carried out according to 7816 communication protocols
Interface I/O is connected to incoming communication terminal.
Intelligent card chip as described above, wherein preferably, the contact C4 and contact C8 connect with interior controller
It is logical, the reseting interface RST, clock interface CLK and the input/output interface I/O that data exchange is carried out according to 7816 communication protocols
It is connected to communication terminal.
A kind of smart card, including：Ka Jika and intelligent card chip described in any one of the above embodiments, the intelligent card chip are embedded
In on the card base.
Relatively above-mentioned background technology, intelligent card chip and smart card provided herein are transmitting the logical of 7816 agreements
On the basis of letter information, the information of I 2C agreements can also be transmitted, transmit the information of I 2S agreements and transmits the letter of CAN protocol
Breath, thus intelligent card chip and smart card provided herein can with the equipment of different communication protocol standard and component into
Row communication, to expand the communication range of intelligent card chip, and then can be widely used in Internet of Things field, have also been enlarged
The application range of intelligent card chip and smart card.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application can also be obtained according to these attached drawings other for those of ordinary skill in the art
Attached drawing.
Fig. 1 is the schematic diagram of smart card in the prior art；
Fig. 2 is the structural schematic diagram of intelligent card chip provided by the embodiments of the present application；
Fig. 3 is the connection signal of intelligent card chip provided by the embodiments of the present application and finger-print recognising instrument and door lock controller
Figure；
Fig. 4 is the connection diagram of intelligent card chip provided by the embodiments of the present application and Application on Voiceprint Recognition instrument；
Fig. 5 is the connection diagram of intelligent card chip provided by the embodiments of the present application and lock controller.
Specific implementation mode
Embodiments herein is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the application, and cannot be construed to the limitation to the application.
As shown in Fig. 2, intelligent card chip provided herein includes：Contact C1 to C8, respectively contact C1, contact
C2, contact C3, contact C4, contact C5, contact C6, contact C7 and contact C8, wherein contact C1 are power interface VCC, contact C2
For reseting interface RST, contact C3 be clock interface CLK, contact C5 is ground interface GND, contact C7 is according to 7816 communication protocols
View carries out the input/output interface I/O of data exchange；Intelligent card chip provided herein further includes：I2C buses and signal
Identification chip；There is signal identification chip X passage, the channels Y, the channels Z, serial data line SDA interfaces and serial time clock line SCL to connect
Mouthful, X passage, the channels Y, the channels Z be connected to contact C4, contact C6 and contact C8 respectively, serial data line SDA interfaces and serially
Clock line SCL interfaces are connected to I2C buses, since I2C buses are made of serial data line SDA and serial time clock line SCL,
So the serial data line SDA interfaces of signal identification chip are connected to the serial data line SDA of I2C buses, signal identification chip
Serial time clock line SCL interfaces be connected to the serial time clock line SCL of I2C buses.
Intelligent card chip in the embodiment of the present application between contact C4, contact C6 and contact C8 and external equipment by transmitting
Information, receives the information of I2C agreements, and intelligent card chip will receive channel and the intelligence of information in X passage, the channels Y, the channels Z
The serial data line SDA interface and serial time clock line SCL orifices of card chip, the information of the I2C agreements received in this way is just
It is transmitted to I2C buses, therefore the intelligent card chip that is provided of the embodiment of the present application is in the base for the communication information for transmitting 7816 agreements
On plinth, the information of I2C agreements can also be transmitted, that is, the intelligent card chip that is provided of the embodiment of the present application can also and I2C
The electronic equipment or component of agreement are communicated, and then just expand the communication range of intelligent card chip and smart card.
On the basis of the above, intelligent card chip can also include：I2S buses, signal identification chip have serial clock
SCLK interfaces, frame clock LRCK interfaces and serial data SDATA interfaces, and serial clock SCLK interfaces, frame clock LRCK
Interface and serial data SDATA interfaces are connected to I2S buses, since I2S buses are by serial time clock line SCLK, frame clock line
LRCK and serial data line SDATA compositions, so the serial clock SCLK interfaces of signal identification chip and serial time clock line SCLK
Connection, the frame clock LRCK interfaces of signal identification chip are connected to frame clock line LRCK, the serial data of signal identification chip
SDATA interfaces are connected to serial data line SDATA.It is passed again by between contact C4, contact C6 and contact C8 and external equipment
Defeated information, receives the information of I2S agreements, and intelligent card chip will receive channel and the intelligence of information in X passage, the channels Y, the channels Z
Serial clock SCLK interfaces, frame clock LRCK interfaces and the serial data SDATA orifices of energy card chip, receive in this way
The information of I2S agreements is just transmitted to I2S buses, therefore the intelligent card chip that the embodiment of the present application is provided is on the basis of the above,
The information of I2S agreements can also be transmitted, the further communication range for expanding intelligent card chip and smart card.
In addition, intelligent card chip can also include CAN bus, there is signal identification chip CAN-H interfaces and CAN-L to connect
Mouthful, and CAN-H interfaces and CAN-L interfaces are connected to CAN bus, since CAN bus is to transmit signal by two twisted-pair feeders
, so newly the CAN-H interfaces of energy card chip are connected to a twisted-pair feeder of CAN bus, the CAN-L interfaces of intelligent card chip
It is connected to another twisted-pair feeder of CAN bus.Believe again by being transmitted between contact C4, contact C6 and contact C8 and external equipment
Breath, receives the information of CAN protocol, and intelligent card chip will receive channel and the smart card of information in X passage, the channels Y, the channels Z
The CAN-H interface and CAN-L orifices of chip, the information of the CAN protocol received in this way are just transmitted to CAN bus, therefore
The intelligent card chip that the embodiment of the present application is provided on the basis of the above, can also transmit the information of CAN protocol.Due also to CAN
Agreement is used in automobile between various components communicate and other are automated and industrial circle, therefore provided herein
Intelligent card chip can be applied to automobile, automation and industrial circle, further to expand the logical of intelligent card chip and smart card
Believe range.
In order to provide the speed of data exchange in intelligent card chip, direct memory can also be integrated on intelligent card chip and is visited
It asks controller DMA, is also integrated with and ensures in the CPU of basic functions such as intelligent card chip operation, power supply on certain intelligent card chip
Core, security module, coprocessor processing module, power management module, timer module, 7816 modules, memory etc., direct memory
The data that I2C buses or I2S buses or CAN bus receive are sent directly to carry out operation in memory by access controller DMA,
CPU core does not just have to participate in data transmission again, thus greatly improves intelligent card chip and the external speed for carrying out data exchange
Degree.
On the basis of the above, as shown in figure 3, contact C4 and contact C8 are connected to finger-print recognising instrument and microcontroller, this
In finger-print recognising instrument and microcontroller be the device for transmitting I2C protocol informations, in certain the embodiment of the present application
Intelligent card chip can also be connected to other transmission I2C protocol information devices, be not limited to finger-print recognising instrument and microcontroller
Device can be transmission I2C protocol information door lock controllers for microcontroller in access control system；Finger-print recognising instrument and microcontroller
Can be specifically to be connected to the contact C4 of intelligent card chip, contact C8 in each component external I2C buses by being arranged, it is real
The existing function that I2C protocol informations are transmitted between intelligent card chip and finger-print recognising instrument, microcontroller；The reset of intelligent card chip connects
Mouth RST, clock interface CLK and input/output interface I/O and the communication terminal company that data exchange is carried out according to 7816 communication protocols
It is logical, realize the information that 7816 agreements are transmitted between intelligent card chip and communication terminal；Intelligent card chip acquires finger-print recognising instrument
Finger print information server platform be sent to by communication terminal verified, intelligent card chip can also be connect by communication terminal
The control information for receiving server platform controls the opening and closing of microcontroller by controlling information.
It can also be connected to Application on Voiceprint Recognition instrument refering to Fig. 4, contact C4, contact C6 and contact C8, reseting interface RST, clock
Interface CLK and the input/output interface I/O that data exchange is carried out according to 7816 communication protocols are connected to incoming communication terminal, are networked
Communication terminal may include networking module, main control MCU, human-computer interaction interface etc., and intelligent card chip can be directly and logical with I2S
Believe the Application on Voiceprint Recognition instrument communication of interface.
As shown in figure 5, the contact C4 and contact C8 of intelligent card chip are connected to interior controller, interior controller here
It is to transmit the devices such as sensor or the actuator of CAN protocol information, the intelligent card chip in certain the embodiment of the present application can also
With other transmission CAN protocol information device be connected to, be not limited to interior controller, for example, can be environment temperature badly, electromagnetism
Radiation is strong and vibrates big industrial equipment, can be the devices such as control lock controller in automotive field；Interior controller can be with
The contact C4 and contact C8 of intelligent card chip are connected to by external CAN bus, can also be connected to other in external CAN bus sets
It is standby；Reseting interface RST, clock interface CLK and according to 7816 communication protocols carry out the input/output interface I/O of data exchange with it is logical
Believe terminal connection, the communication of intelligent card chip and mobile phone may be implemented；The control that mobile phone is received by intelligent card chip in this way is believed
Breath, so that it may to realize the action of interior controller, such as：The control information realization lock control of mobile phone is received by intelligent card chip
The opening and closing of device processed.
Present invention also provides a kind of smart cards, including：Intelligent card chip and Ka Ji described in any one of the above embodiments, Ka Ji can
With according to 7816 standard setting, intelligent card chip is embedded on card base.
It can be with different communication protocol standard with the intelligent card chip and smart card that the embodiment of the present application is provided from above
Equipment and component communicated, to expand the communication range of intelligent card chip, and then object can be widely used in
The application range of intelligent card chip and smart card has also been enlarged in networking arenas.
It is obvious to a person skilled in the art that the application is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit herein or essential characteristic, the application can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and scope of the present application is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included in the application.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. a kind of intelligent card chip, including：Contact C1, C2, C3, C4, C5, C6, C7, C8, and contact C1, C2, C3, C5, C7
Respectively power interface VCC, reseting interface RST, clock interface CLK, ground interface GND, according to 7816 communication protocols into line number
According to the input/output interface I/O of exchange, which is characterized in that further include:I2C buses and signal identification chip, the signal identification
Chip has X passage, the channels Y, the channels Z and the serial number being connected to the I2C buses being connected to respectively with contact C4, C6, C8
According to line SDA interfaces and serial time clock line SCL interfaces.
2. intelligent card chip according to claim 1, which is characterized in that further include：I2S buses, the signal identification core
Piece has serial clock SCLK interfaces, frame clock LRCK interfaces and the serial data SDATA interface being connected to the I2S buses.
3. intelligent card chip according to claim 1 or 2, which is characterized in that further include：CAN bus, the signal identification
Chip also has the CAN-H interfaces being connected to the CAN bus and CAN-L interfaces.
4. intelligent card chip according to claim 3, which is characterized in that further include：Memory and I2C buses or I2S is total
The data that line or CAN bus receive are sent directly to carry out the direct memory access controller DMA of operation in the memory.
5. intelligent card chip according to claim 4, which is characterized in that the contact C4 and contact C8 is and fingerprint recognition
Instrument is connected to microcontroller, reseting interface RST, clock interface CLK and the input that data exchange is carried out according to 7816 communication protocols
Output interface I/O is connected to communication terminal.
6. intelligent card chip according to claim 4, which is characterized in that the contact C4, contact C6 and contact C8 and sound
Line identifier is connected to, the reseting interface RST, clock interface CLK and the input that data exchange is carried out according to 7816 communication protocols
Output interface I/O is connected to incoming communication terminal.
7. intelligent card chip according to claim 4, which is characterized in that the contact C4 and contact C8 and interior controller
Connection, the reseting interface RST, clock interface CLK and the input/output interface that data exchange is carried out according to 7816 communication protocols
I/O is connected to communication terminal.
8. a kind of smart card, which is characterized in that including：Card base and claim 1 to 7 any one of them intelligent card chip, institute
Intelligent card chip is stated to be embedded on the card base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784894.3U CN207624028U (en) | 2017-12-20 | 2017-12-20 | A kind of intelligent card chip and smart card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784894.3U CN207624028U (en) | 2017-12-20 | 2017-12-20 | A kind of intelligent card chip and smart card |
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| CN207624028U true CN207624028U (en) | 2018-07-17 |
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| CN201721784894.3U Active CN207624028U (en) | 2017-12-20 | 2017-12-20 | A kind of intelligent card chip and smart card |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109711519A (en) * | 2018-12-27 | 2019-05-03 | 江苏恒宝智能系统技术有限公司 | A kind of peripheral expansion method and fiscard based on financial chip |
| CN110239484A (en) * | 2019-06-28 | 2019-09-17 | 江苏恒宝智能系统技术有限公司 | Vehicle lock telesecurity control system and method |
-
2017
- 2017-12-20 CN CN201721784894.3U patent/CN207624028U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109711519A (en) * | 2018-12-27 | 2019-05-03 | 江苏恒宝智能系统技术有限公司 | A kind of peripheral expansion method and fiscard based on financial chip |
| CN110239484A (en) * | 2019-06-28 | 2019-09-17 | 江苏恒宝智能系统技术有限公司 | Vehicle lock telesecurity control system and method |
| CN110239484B (en) * | 2019-06-28 | 2020-09-25 | 江苏恒宝智能系统技术有限公司 | Vehicle lock remote security control system and method |
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