CN2572475Y - Card terminal analog device - Google Patents
Card terminal analog device Download PDFInfo
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- CN2572475Y CN2572475Y CN 02259899 CN02259899U CN2572475Y CN 2572475 Y CN2572475 Y CN 2572475Y CN 02259899 CN02259899 CN 02259899 CN 02259899 U CN02259899 U CN 02259899U CN 2572475 Y CN2572475 Y CN 2572475Y
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- regulating circuit
- voltage
- frequency
- card
- circuit
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Abstract
The utility model provides an IC card terminal simulating device, which comprises a simulating CPU, a voltage regulating circuit, a frequency regulating circuit and a time sequence control circuit, wherein, the simulating CPU is connected with an external control device through the time sequence control circuit; the voltage regulating circuit and the frequency regulating circuit are connected with the simulating CPU through a data bus; the simulating CPU controls the voltage regulating circuit and the frequency regulating circuit in order to change output of the voltage and the frequency of the voltage regulating circuit and the frequency regulating circuit according to a control command of the external control device; the changed output of the voltage and the frequency is loaded on an interface of a terminal and a card; thus, various terminal behavior is simulated. The utility model can not only simulate various IC card terminals which are in accordance with ISO 7816 standards, but also simulate various abnormal situations of the terminals; thus, the utility model can support ISO 7816 standard T = 0, T = 1 communication protocol simulation.
Description
Technical field of the present utility model
The utility model relates to the debugging apparatus of IC-card and terminal, particularly a kind of device that is used to simulate the IC-card terminal.
Background technology of the present utility model
Smart card (to call IC-card in the following text) as a kind of emerging technology, strong with its function, security good, the life-span is long and portably use characteristics such as convenient and enjoy favor; Just be widely used in industries such as bank, telecommunications, public transport, social security, petrochemical industry at present.
At present, dual mode is mostly adopted in the exploitation of IC-card, debugging and test: 1) use real terminal, its advantage is that the true environment of using card can be provided, shortcoming be can't test card to the compatibility of all types terminal, also can't test abnormal conditions; 2) use PC+card reader, its advantage is from can carrying out more detailed test in logic, and shortcoming is to test news of the cartoon under the true environment and compatibility.
Content of the present utility model
At above-mentioned present situation, the purpose of this utility model provides a kind of card terminal simulation device (IC-card terminal simulation device) of novelty, this device not only can be simulated various types of terminals, can also simulate various abnormal conditions, thereby satisfies the test request to dissimilar IC-cards.
To achieve these goals, the IC-card terminal simulation device that the utility model proposed comprises: emulation CPU, voltage-regulating circuit, frequency regulating circuit and sequential control circuit.Emulation CPU is connected with external control devices by sequential control circuit, voltage-regulating circuit is connected emulation CPU with frequency regulating circuit by data bus, emulation CPU is according to the control command of external control devices, voltage-regulating circuit and frequency regulating circuit are controlled voltage and frequency output to change voltage-regulating circuit and frequency regulating circuit, voltage output and frequency output through changing are loaded on the interface of terminal and card, thus the behavior of simulating various terminals.
In IC-card terminal simulation device of the present utility model, physical characteristicss such as contact size and position, contact distribution all meet the ISO7816-2 standard, and the frequency of voltage and the 1-20MHZ of 2-6V can be provided.
The beneficial effects of the utility model are, it not only can simulate the various IC-card terminals that meet the ISO7816 standard, but also various abnormal conditions that can pseudo-terminal, thereby can support ISO7816 standard T=0, the simulation of T=1 communications protocol.
Description of drawings
Fig. 1 is the composition frame chart according to the IC-card terminal simulation device of the utility model embodiment;
Fig. 2 is the circuit structure diagram of the voltage-regulating circuit of IC-card terminal simulation device;
Fig. 3 is the circuit structure diagram of the frequency regulating circuit of IC-card terminal simulation device;
Fig. 4 is the structural drawing relevant with sequential control circuit in the IC-card terminal simulation device.
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model
Fig. 1 is the composition frame chart of the terminal simulation device of the utility model embodiment.As shown in Figure 1, this terminal simulation device comprises: emulation CPU 1, voltage-regulating circuit 2, frequency regulating circuit 3 and sequential control circuit 4.
Voltage-regulating circuit 2 in the present embodiment adopts the regulated power supply circuit to realize.Fig. 2 has shown an example of this circuit.Comprise: power-supply controller of electric 21, output control circuit 22, digital regulation resistance 23.Power-supply controller of electric 21 and digital regulation resistance 23 have constituted voltage-adjusting unit.Input voltage vin inputs in the power-supply controller of electric 21, and power-supply controller of electric 21 changes the input voltage vin variation that (for example resistance change) makes the input power-supply controller of electric according to the parameter of digital regulation resistance 23.Digital regulation resistance 23 is adjusted its parameter value according to adjusting control command from the voltage of emulation CPU 1.Output control circuit 22 is exported adjusted required voltage Vout under the control of emulation CPU 1.
Voltage-regulating circuit 2 can use existing integrated circuit (IC) chip, is equipped with the corresponding digital potentiometer as adjustable resistance, can realize accurate voltage adjustment.
Frequency regulating circuit in the present embodiment adopts direct frequency modulated technology (DDS).Fig. 3 is the structured flowchart of this circuit.Reference frequency is imported the direct frequency modulated device.When external stable high-frequency oscillation signal, direct frequency modulated device output device under the control of emulation CPU has the square-wave signal of required frequency.
Fig. 4 is the circuit structure diagram of the sequential control circuit of IC-card terminal simulation device.
Because parallel port mode has been adopted in the communication of IC-card terminal simulation device and host computer (outer computer), can satisfy the requirement of emulation to communication speed.But parallel port mode is strict to sequential.Therefore adopt this sequential control circuit that the data between the emulation CPU of host computer and analog card device are transmitted and carry out accurate sequential control.
The sequential control circuit of present embodiment adopts programmable logic device (PLD) to realize.By the program run of programmable logic device (PLD), according between emulation CPU and the outer PC parallel port to the requirement of sequential, carry out corresponding sequential control.Make emulation CPU and outer PC parallel port under the control of sequential control circuit, carry out the mutual transmission of data by register.
Certainly, the communication of IC-card terminal simulation device and outer computer also can be adopted other mode, and is not limited only to the parallel port mode described in the present embodiment.In this case, the steering logic of sequential control circuit will change according to the distinct interface that is adopted, and perhaps cancels sequential control circuit as required.
Below the operation of IC-card terminal simulation device of the present utility model is carried out briefly brightly, be beneficial to understanding of the present utility model and enforcement.
The communication management module of emulation CPU 1 is carried out initialization, sets up IC-card terminal simulation device and extraneous information channel, makes IC-card terminal simulation device carry out exchanges data by computer parallel port via card slot and IC-card.
In addition, emulation CPU 1 also is provided with some other auxiliary module, and for example the order management module can be expanded order arbitrarily on the basis of basic command, makes the user can carry out these orders easily.The workflow management module can be called easily by the user, and the flow process that the user can utilize this module to provide is write the transaction flow that interface is write terminal easily, to simulate the terminal of various application types.The interface management module provides user and IC-card pseudo-terminal to carry out mutual interface.
The utility model and one can be used to monitor that communicating devices combines use between IC-card and the terminal, in order to detect the compatibility between IC-card and the different terminals and the reliability and the security of card tested.
Claims (7)
1. IC-card terminal simulation device comprises:
Emulation CPU, voltage-regulating circuit, frequency regulating circuit, wherein
Voltage-regulating circuit is connected emulation CPU with frequency regulating circuit by data bus, emulation CPU is according to the control command of external control devices, voltage-regulating circuit and frequency regulating circuit are controlled, with voltage and the frequency output that changes voltage-regulating circuit and frequency regulating circuit, and the voltage output that changes and frequency exported be loaded on the interface of terminal and card, thereby the behavior of simulating various terminals.
2. IC-card terminal simulation device according to claim 1 is characterized in that, also comprises the interface that is connected with external unit.
3. IC-card terminal simulation device according to claim 2 is characterized in that, also comprises sequential control circuit, is used to control the communication sequential of emulation CPU and external unit.
4. IC-card terminal simulation device according to claim 1 is characterized in that described voltage-regulating circuit comprises power-supply controller of electric, digital regulation resistance and output control circuit.
5. IC-card terminal simulation device according to claim 1 is characterized in that, described frequency regulating circuit unit adopts the direct frequency modulated circuit.
6. IC-card terminal simulation device according to claim 1 is characterized in that described timing control unit comprises programmable logic device (PLD).
7. IC-card terminal simulation device according to claim 1 is characterized in that physical characteristicss such as the contact size of this device and position, contact distribution all meet the ISO7816-2 standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02259899 CN2572475Y (en) | 2002-10-09 | 2002-10-09 | Card terminal analog device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02259899 CN2572475Y (en) | 2002-10-09 | 2002-10-09 | Card terminal analog device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2572475Y true CN2572475Y (en) | 2003-09-10 |
Family
ID=33727100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02259899 Expired - Lifetime CN2572475Y (en) | 2002-10-09 | 2002-10-09 | Card terminal analog device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2572475Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100394359C (en) * | 2005-04-01 | 2008-06-11 | 北京同方微电子有限公司 | Interface for intelligent card simulative debugging system |
-
2002
- 2002-10-09 CN CN 02259899 patent/CN2572475Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100394359C (en) * | 2005-04-01 | 2008-06-11 | 北京同方微电子有限公司 | Interface for intelligent card simulative debugging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING UNIONPAY GOLD CARD SCIENCE CO., LTD.; PAT Free format text: FORMER OWNER: CHINA BANKNOTE PRINTING AND MINTING CORP. Effective date: 20081017 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081017 Address after: No. 5, nuclear Road, Science City, Fengtai District, Beijing, zip code: 100070 Co-patentee after: China banknote printing and Minting Corporation Patentee after: Beijing UnionPay Gold Card Technology Co., Ltd. Address before: Beijing city Xicheng District Xizhimen Street No. 143, zip code: 100044 Patentee before: China banknote printing and Minting Corporation |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20121009 Granted publication date: 20030910 |