CN103605947A - Contact type power-off card reader - Google Patents
Contact type power-off card reader Download PDFInfo
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- CN103605947A CN103605947A CN201310646135.0A CN201310646135A CN103605947A CN 103605947 A CN103605947 A CN 103605947A CN 201310646135 A CN201310646135 A CN 201310646135A CN 103605947 A CN103605947 A CN 103605947A
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- card reader
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Abstract
The invention provides a contact type power-off card reader. The contact type power-off card reader comprises a power-off control chip and a contact type card reader chip which is connected with the power-off control chip, wherein the contact type card reader chip is used for being in data communication with a contact type intelligent card, the power-off control chip is used for controlling the contact type card reader chip to cut off a power supply when the contact type card reader chip is in data communication with the contact type intelligent card so that communication between the contact type power-off card reader and the contact type intelligent card can be cut off. According to the contact type power-off card reader, the power-off control chip can control the contact type card reader chip to cut off the power supply when the contact type card reader chip is in communication with the contact type intelligent card so that the communication between the contact type power-off card reader and the contact type intelligent card can be cut off. The contact type power-off card reader has the advantages that a tester can cut off the communication between the contact type power-off card reader and the contact type intelligent card without the need of moving the intelligent card, and the testing effect is good.
Description
Technical field
The present invention relates to technical field of intelligent card, relate in particular to a kind of contact power-off card reader.
Background technology
Along with the arrival in Internet of Things epoch, the application scenarios of smart card is more and more, become increasingly complex, and not singly mobile phone application, also have mobile payment, the fields such as financial IC card.
For the company that is engaged in smart card, conventionally need to test smart card, test in abnormal operation situation the performance of smart card and damage.For example, a kind of abnormal operation is exactly in the process of communicating by letter with card reader at smart card, cuts off suddenly the communication of the two, repeatedly after, whether testing smart card has damage.
In prior art, cut off the manual test method that smart card is communicated by letter with card reader and conventionally adopted suddenly Qana to be walked when swiping the card.Inventor finds in realizing the process of the invention: in existing manual test method, the communication speed of smart card and card reader is very fast, and the speed of hand moving blockage is too slow, impact test effect.
Summary of the invention
In view of this, the invention provides a kind of contact power-off card reader, in order to solve manual test method of the prior art, the speed of hand moving blockage is too slow, the problem of impact test effect, and its technical scheme is as follows:
A contact power-off card reader, comprising: power-off control chip, and the contact card reader chip being connected with described power-off control chip;
Described contact card reader chip, for carrying out data communication with contact intelligent card;
Described power-off control chip, for the process of carrying out data communication at described contact card reader chip and described contact intelligent card, control the power-off of described contact card reader chip, to cut off communicating by letter between described contact card reader chip and described contact intelligent card.
Wherein, described power-off control chip comprises microcontroller;
Described is microcontroller, for controlling the high level of GPIO interface on described contact card reader chip, is reversed to low level, to cut off described contact card reader chip, described contact intelligent card is powered.
Wherein, described contact card reader chip is provided with 7816 interfaces, and described contact card reader chip is connected with described contact intelligent card by described 7816 interfaces;
Described microcontroller, specifically for the high level of controlling on voltage interface 7816_VCC, clock interface 7816_CLK, reseting interface 7816_RST and the IO interface 7816_IO of described 7816 interfaces, be reversed to low level, to cut off described contact card reader chip, described contact intelligent card powered.
Wherein, described contact power-off card reader is connected with terminal device;
Described terminal device, for setting power-off time, so that the power-off time that described power-off control chip is set according to described terminal device is controlled the power-off of described contact card reader chip.
Wherein, described contact power-off card reader is provided with USB interface, and described contact power-off card reader is connected with described terminal device by described USB interface.
Wherein, described terminal device is smart mobile phone or PC.
Technique scheme has following beneficial effect:
In contact power-off card reader provided by the invention, power-off control chip carries out in the process of data communication at contact card reader chip and contact intelligent card, can control the power-off of contact card reader chip, to cut off communicating by letter between contact power-off card reader and contact intelligent card.Intelligent card reader provided by the invention is without tester's mobile smartcard, just can cut off communicating by letter between contact power-off card reader and contact intelligent card, and test effect is better.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
The structural representation of a kind of contact power-off card reader that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the another kind of contact power-off card reader that Fig. 2 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
One of main thought of the embodiment of the present invention comprises:
For contact card reader, after it is connected with contact intelligent card, is contact intelligent card power supply, thereby makes contact card reader to carry out data communication with contact intelligent card.In contact card reader and contact intelligent card, carrying out in the process of data communication, is contact intelligent card power supply if cut off contact card reader, and so, contact card reader cannot be carried out data communication with contact intelligent card.Based on this thought, the embodiment of the present invention provides contact power-off card reader, this contact power-off card reader, except having the card-reading function of common card reader, also has power down function, and power down function can be cut off the data communication between contact card reader and contact intelligent card.
Refer to Fig. 1, the structural representation of a kind of contact power-off card reader providing for the embodiment of the present invention, this contact power-off card reader can comprise: power-off control chip 101, and the contact card reader chip 102 being connected with power-off control chip 101.
Wherein, contact card reader chip 102 is connected with contact intelligent card.
Contact card reader chip 102, for carrying out data communication with contact intelligent card.
Power-off control chip 101, for the process of carrying out data communication at contact card reader chip 102 and contact intelligent card, controls 102 power-off of contact card reader chip, to cut off the data communication between contact card reader chip 102 and contact intelligent card.
Wherein, power-off control chip 101 can comprise microcontroller.Microcontroller is reversed to low level for controlling the high level of GPIO interface on contact card reader chip 102, to cut off 102 pairs of contact intelligent card power supplies of contact card reader chip.
In the present embodiment, power-off control chip 101 is also connected with terminal device.Terminal device can but be not defined as smart mobile phone or PC.
Tester can arrange power-off time by terminal device, the power-off time that power-off control chip 101 is set according to terminal device is controlled 102 power-off of contact card reader chip, power-off time can be set according to actual test case, and for example, can set power-off time is 2s.
In the contact power-off card reader that the embodiment of the present invention provides, power-off control chip carries out in the process of data communication at contact card reader chip and contact intelligent card, can control the power-off of contact card reader chip, with communicating by letter between cutting-off controlling contact card reader chip and contact intelligent card.The contact power-off card reader that the embodiment of the present invention provides is without tester's mobile smartcard, just can cut off contact power-off card reader and contact intelligent card between data communication, test effect is better.
Refer to Fig. 2, the structural representation of the another kind of contact power-off card reader providing for the embodiment of the present invention, this contact power-off card reader is contact power-off card reader, this contact power-off card reader can comprise: power-off control chip 201, and, the contact card reader chip 202 being connected with power-off control chip 201.
Wherein, on contact card reader chip 202, be provided with 7816 interfaces, 7816 interfaces comprise voltage interface 7816_VCC, clock interface 7816_CLK, reseting interface 7816_RST and IO interface 7816_IO.Contact card reader chip 202 is connected with contact intelligent card by 7816 interfaces.
Contact card reader chip 202, for carrying out data communication with contact intelligent card.
Power-off control chip 201, for the process of carrying out data communication at contact card reader chip 202 and contact intelligent card, controls 202 power-off of contact card reader chip, to cut off communicating by letter between contact power-off card reader and contact intelligent card.
Wherein, power-off control chip 201 can comprise microcontroller.Microcontroller is reversed to low level specifically for the high level of controlling on voltage interface 7816_VCC, clock interface 7816_CLK, reseting interface 7816_RST and the IO interface 7816_IO of 7816 interfaces, to cut off 202 pairs of contact intelligent cards power supplies of contact card reader chip.
Microcontroller in the present embodiment can integrate with contact card reader chip 202.Microcontroller also works for controlling contact card reader chip 202, and controls the data transmission between contact card reader chip 202 and contact intelligent card.
Contact power-off card reader is also connected with terminal device.Concrete, contact power-off card reader is provided with USB interface, and contact power-off card reader is connected with terminal device by USB interface.Terminal device can but be not defined as smart mobile phone or PC.
In the present embodiment, the process that contact power-off card reader and contact intelligent card carry out data communication can be: contact power-off card reader is from terminal device reading out data, by the data transmission reading to contact intelligent card, or, contact power-off card reader is from contact intelligent card reading out data, by the data transmission reading to terminal device.Concrete, microcontroller is controlled contact card reader chip 202 and is controlled contact card reader chip 202 from contact intelligent card reading out data, the data warp reading from contact intelligent card is transferred to terminal device by USB interface, or, microcontroller is by USB interface from terminal device reading out data, and control contact card reader chip 202 obtains it data transmission from terminal device is to contact intelligent card.
When needs are tested contact intelligent card, by microcontroller, control the communication disruption between the two, the high level of being controlled by microcontroller on voltage interface 7816_VCC, clock interface 7816_CLK, reseting interface 7816_RST and the IO interface 7816_IO of 7816 interfaces is reversed to low level, like this, contact card reader chip 202 cannot be powered for contact intelligent card, and the data communication between contact card reader chip 202 and contact intelligent card is interrupted.
Tester can arrange power-off time by terminal device, the power-off time that power-off control chip 201 is set according to terminal device is controlled 202 power-off of contact card reader chip, power-off time can be set according to actual test case, and for example, can set power-off time is 2s.
In the contact power-off card reader that the embodiment of the present invention provides, power-off control chip carries out in the process of data communication at contact card reader chip and contact intelligent card, can control the power-off of contact card reader chip, to cut off communicating by letter between contact power-off card reader and contact intelligent card.The intelligent card reader that the embodiment of the present invention provides is without tester's mobile smartcard, just can cut off communicating by letter between contact power-off card reader and contact intelligent card, and test effect is better.
While for convenience of description, describing above device, with function, being divided into various unit describes respectively.Certainly, when enforcement is of the present invention, the function of each unit can be realized in same or a plurality of software and/or hardware.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually referring to, each embodiment stresses is the difference with other embodiment.System embodiment described above is only schematic, the wherein said unit as separating component explanation can or can not be also physically to separate, the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in a plurality of network element.Can select according to the actual needs some or all of module wherein to realize the object of the present embodiment scheme.Those of ordinary skills, in the situation that not paying creative work, are appreciated that and implement.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a contact power-off card reader, is characterized in that, comprising: power-off control chip, and the contact card reader chip being connected with described power-off control chip;
Described contact card reader chip, for carrying out data communication with contact intelligent card;
Described power-off control chip, for the process of carrying out data communication at described contact card reader chip and described contact intelligent card, control the power-off of described contact card reader chip, to cut off communicating by letter between described contact card reader chip and described contact intelligent card.
2. contact power-off card reader according to claim 1, is characterized in that, described power-off control chip comprises microcontroller;
Described is microcontroller, for controlling the high level of GPIO interface on described contact card reader chip, is reversed to low level, to cut off described contact card reader chip, described contact intelligent card is powered.
3. contact power-off card reader according to claim 2, is characterized in that, described contact card reader chip is provided with 7816 interfaces, and described contact card reader chip is connected with described contact intelligent card by described 7816 interfaces;
Described microcontroller, specifically for controlling the high level of voltage interface 7816_VCC, clock interface 7816_CLK, reseting interface 7816_RST and the IO interface 7816_IO of described 7816 interfaces, be reversed to low level, to cut off described contact card reader chip, described contact intelligent card powered.
4. contact power-off card reader according to claim 1, is characterized in that, described contact power-off card reader is connected with terminal device;
Described terminal device, for setting power-off time, so that the power-off time that described power-off control chip is set according to described terminal device is controlled the power-off of described contact card reader chip.
5. contact power-off card reader according to claim 4, is characterized in that, described contact power-off card reader is provided with USB interface, and described contact power-off card reader is connected with described terminal device by described USB interface.
6. contact power-off card reader according to claim 4, is characterized in that, described terminal device is smart mobile phone or PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310646135.0A CN103605947A (en) | 2013-12-04 | 2013-12-04 | Contact type power-off card reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310646135.0A CN103605947A (en) | 2013-12-04 | 2013-12-04 | Contact type power-off card reader |
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| Publication Number | Publication Date |
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| CN103605947A true CN103605947A (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310646135.0A Pending CN103605947A (en) | 2013-12-04 | 2013-12-04 | Contact type power-off card reader |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644181A (en) * | 2017-10-23 | 2018-01-30 | 深圳怡化电脑股份有限公司 | The read method and card reader of a kind of IC-card |
| CN114942871A (en) * | 2022-07-19 | 2022-08-26 | 北京紫光青藤微系统有限公司 | NFC chip testing method and device, readable medium and electronic equipment |
Citations (4)
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| CN1350259A (en) * | 2000-10-25 | 2002-05-22 | 国际商业机器公司 | Flush-type smart card reader for palm computer |
| CN102257713A (en) * | 2008-12-24 | 2011-11-23 | 三星Sds株式会社 | Power interface circuit of contact ic card reader |
| CN102520272A (en) * | 2011-11-24 | 2012-06-27 | 大唐微电子技术有限公司 | Test system of power down protection function of smart card and method |
| CN103345610A (en) * | 2013-06-20 | 2013-10-09 | 武汉天喻信息产业股份有限公司 | Device and method for quickly verifying data integrity of intelligent card |
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2013
- 2013-12-04 CN CN201310646135.0A patent/CN103605947A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1350259A (en) * | 2000-10-25 | 2002-05-22 | 国际商业机器公司 | Flush-type smart card reader for palm computer |
| CN102257713A (en) * | 2008-12-24 | 2011-11-23 | 三星Sds株式会社 | Power interface circuit of contact ic card reader |
| CN102520272A (en) * | 2011-11-24 | 2012-06-27 | 大唐微电子技术有限公司 | Test system of power down protection function of smart card and method |
| CN103345610A (en) * | 2013-06-20 | 2013-10-09 | 武汉天喻信息产业股份有限公司 | Device and method for quickly verifying data integrity of intelligent card |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644181A (en) * | 2017-10-23 | 2018-01-30 | 深圳怡化电脑股份有限公司 | The read method and card reader of a kind of IC-card |
| CN114942871A (en) * | 2022-07-19 | 2022-08-26 | 北京紫光青藤微系统有限公司 | NFC chip testing method and device, readable medium and electronic equipment |
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Application publication date: 20140226 |
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