CN101149808B - IC card automatic switchover method - Google Patents
IC card automatic switchover method Download PDFInfo
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- CN101149808B CN101149808B CN2007101132756A CN200710113275A CN101149808B CN 101149808 B CN101149808 B CN 101149808B CN 2007101132756 A CN2007101132756 A CN 2007101132756A CN 200710113275 A CN200710113275 A CN 200710113275A CN 101149808 B CN101149808 B CN 101149808B
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Abstract
The invention provides a IC card automatically switch method, the method is to add channel switch control circuit composed by U1-U6 on the circuit of card reader, which 1 foot of chip U1 connects 19 foot of chip U4 after parallel connects 1 foot of chip U4, the chip U2 connects serial J1 and chip U3, chip U4 and U1 connect card base ID1 and ID2 through socket J2, the host machine send control commands to chip U1-U6 composed channel switch control circuit through serial port, control the channel between circuit-card reader and targeted card; the advantages of this method is achieve switch of system administrator IC card, various authorized IC cards, as well as various user cards without increasing IC card reader and modifying application procedures, reduce plugged times of IC card, reduce work pressure of window service personnel, lower utility costs, improve work efficiency, and facilitate the users and service providers.
Description
Technical field
The present invention relates to the use field of integrated circuit card, a kind of IC-card automatic switching method specifically is provided.
Background technology
Under the prior art, on the IC of service window card reader, often want insertion system keeper IC-card, various mandate IC-card and all types of user card, the service window personnel need frequent plug IC-card, not only cause the damage of IC card reader and IC-card, also bring a lot of inconvenience simultaneously, if increase the IC card reader to the attendant, need take the Computer I port and revise application program, bring extra input more constant and economically to the user.
Summary of the invention
A kind of IC-card automatic switching method of the present invention is integrated the IC-card card reader by control circuit, and then has been made things convenient for use, has prolonged the serviceable life of IC-card card reader.
The technical solution adopted for the present invention to solve the technical problems is: set up the passage control switching circuit that U1-U6 forms on card reader circuit, 19 pin that connect chip U2 behind 1 pin of 1 pin of its chips U1 chip U4 in parallel, chip U2 connects serial ports J1 and chip U3, chip U1 is connected deck ID1 and ID2 with U4 respectively by socket J2, main frame issues the passage control switching circuit that control command forms for chip U1-U4 by serial ports, and control circuit is connected the passage between card reader and the object card;
Passageway switching method between card reader and the object card may further comprise the steps:
A, main frame issue control command by serial ports J1;
After B, chip U2 obtain passage and switch to deck ID1 order, the level of 19 pin is dragged down, chip U1 and U4 are communicated with pin 1A and 1B1, pin 1A and 1B2 disconnect, thereby C2 connection SM0_C2, C3 is communicated with SM0_C3, and C4 is communicated with SM0_C4, C6 is communicated with SM0_C6, C7 is communicated with SM0_C7, and C8 is communicated with SM0_C8, and PRES is communicated with SM0_PRES, when SM_SW was low, SM_VCC was communicated with SM0_C1;
C, make the signal communication of deck ID1 and socket J2.
Passageway switching method between card reader and the object card may further comprise the steps:
A, main frame issue control command by serial ports J1;
After B, chip U2 acquisition passage switches to deck ID2 order, the level of 19 pin is drawn high, chip U1 and U4 are communicated with pin 1A and 1B2, pin 1A and 1B1 disconnect, thereby C2 connection SM1_C2, and C3 is communicated with SM1_C3,
C4 is communicated with SM1_C4, and C6 is communicated with SM1_C6, and C7 is communicated with SM1_C7, and C8 is communicated with SM1_C8, and PRES is communicated with SM1_PRES, and when SM_SW was low, SM_VCC was communicated with SM1_C1;
C, make the signal communication of deck ID2 and socket J2.
Excellent beneficial effect of the present invention is: set up the passage control switching circuit that U1-U6 forms on card reader, do not increasing the IC card reader and revising under the situation of application program, realize the switching of system manager's IC-card, various mandate IC-card and all types of user card by the passage control switching circuit, reduce IC-card plug number of times, reduce window services personnel's working pressure, reduced use cost, increased work efficiency, facilitated for user and attendant.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the fundamental diagram of a kind of IC-card automatic switching method of the present invention;
Fig. 2 is the circuit theory diagrams of a kind of IC-card automatic switching method of the present invention.
Embodiment
Below in conjunction with in accompanying drawing and concrete the enforcement a kind of IC-card automatic switching method of the present invention being further described.
Embodiment 1:
May further comprise the steps:
A, main frame issue control command by serial ports and give the passage control switching circuit;
B, control circuit are connected the passage between card reader and the object card.
C, main frame issue control command by serial ports J1;
After D, chip U2 obtain passage and switch to deck ID1 order, the level of 19 pin is dragged down, chip U1 and U4 are communicated with pin 1A and 1B1, pin 1A and 1B2 disconnect, thereby C2 connection SM0_C2, C3 is communicated with SM0_C3, and C4 is communicated with SM0_C4, C6 is communicated with SM0_C6, C7 is communicated with SM0_C7, and C8 is communicated with SM0_C8, and PRES is communicated with SM0_PRES, when SM_SW was low, SM_VCC was communicated with SM0_C1;
E, make the signal communication of deck ID1 and socket J2.
Embodiment 2:
May further comprise the steps:
A, main frame issue control command by serial ports and give the passage control switching circuit;
B, control circuit are connected the passage between card reader and the object card.
C, main frame issue control command by serial ports J1;
After D, chip U2 acquisition passage switches to deck ID2 order, the level of 19 pin is drawn high, chip U1 and U4 are communicated with pin 1A and 1B2, pin 1A and 1B1 disconnect, thereby C2 connection SM1_C2, C3 is communicated with SM1_C3, and C4 is communicated with SM1_C4, C6 is communicated with SM1_C6, C7 is communicated with SM1_C7, and C8 is communicated with SM1_C8, and PRES is communicated with SM1_PRES, when SM_SW was low, SM_VCC was communicated with SM1_C1;
E, make the signal communication of deck ID2 and socket J2.
Employed integrated circuit model is respectively in the circuit:
U1： CBT3257
U2： AT2051
U3： MAX232
U4： CBT3257
U5： ID1_CARD
U6： ID2_CAR
By the foregoing description, a kind of IC-card automatic switching method of the present invention the IC-card seat of IC card reader can be extended to 2 and more than, insert different IC-cards simultaneously respectively, use respectively.
Above-described embodiment; the present invention's two kinds of embodiment more preferably just; but be not limited only to this, those skilled in the art can change in the technical solution of the present invention scope and replace, and above-mentioned variation and replacement all should be included in protection scope of the present invention.
Claims (1)
1. an IC-card automatic switching method is characterized in that setting up U1-U6 and forms the passage control switching circuit on card reader circuit, and employed electronic component model is respectively in the circuit: integrated circuit U1:CBT3257; U2:AT2051; U3:MAX232; U4:CBT3257; J1 is standard four line plug connectors, and J2 is 10 line standard plug connectors, and T1, T2 are the P channel MOS tubes; U5 is deck ID1; U6 is deck ID2;
Wherein, be connected to 19 pin of chip U2 behind 1 pin of 1 pin of chip U1 chip U4 in parallel, the 2nd pin of chip U2 connects the 12nd pin of U3, between signal be RXD1, the 3rd pin of U2 connects the 11st pin of U3, between signal be TXD1, the 13rd pin of U3 connects the 2nd pin of J1, between signal be RXD0, the 14th pin of U3 connects the 1st pin of J1, between signal be TXD0, the 1st pin of J2 connects the 4th pin of U1, between signal be C2, the 2nd pin of J2 connects the 7th pin of U1, between signal be C3, the 3rd pin of J2 connects the 9th pin of U1, between signal be C4, the 4th pin of J2 connects the 12nd pin of U1, between signal be C6, the 5th pin of J2 connects the 4th pin of U4, between signal be C7, the 6th pin of J2 connects the 7th pin of U4, between signal be C8, the 7th pin of J2 connects the 9th pin of U4, between signal be PRES, the 8th pin of J2 connects the D utmost point of T1 and T2 respectively;
The 1st pin of U5 connects the S utmost point of T2, between signal be SM0_C1, the 2nd pin of U5 connects the 2nd pin of U1, between signal be SM0_C2, the 3rd pin of U5 connects the 5th pin of U1, between signal be SM0_C3, the 4th pin of U5 connects the 11st pin of U1, between signal be SM0_C4, the 5th pin ground connection of U5, the 6th pin of U5 connects the 14th pin of U1, between signal be SM0_C6, the 7th pin of U5 connects the 2nd pin of U4, between signal be SM0_C7, the 8th pin of U5 connects the 5th pin of U4, between signal be SM0_C8;
The 1st pin of U6 connects the S utmost point of T1, between signal be SM1_C1, the 2nd pin of U6 connects the 3rd pin of U1, between signal be SM1_C2, the 3rd pin of U6 connects the 6th pin of U1, between signal be SM1_C3, the 4th pin of U6 connects the 10th pin of U1, between signal be SM1_C4, the 5th pin ground connection of U6, the 6th pin of U6 connects the 13rd pin of U1, between signal be SM1_C6, the 7th pin of U6 connects the 3rd pin of U4, between signal be SM1_C7, the 8th pin of U6 connects the 6th pin of U4, between signal be SM1_C8;
U2 the 19th pin connects the 1st pin of U1, the 1st pin of U4, the G utmost point of T2, and these connect the pin signal and are the SM_SW signal;
Main frame issues control command by serial ports and gives the passage control switching circuit, and control circuit is connected the passage between card reader and the object card;
Passageway switching method between card reader and the object card may further comprise the steps:
A, main frame issue control command by serial ports J1 and give the passage control switching circuit, and control circuit is connected the passage between card reader and the object card deck ID1;
After B, chip U2 acquisition passage switches to deck ID1 order, the level of 19 pin is dragged down, chip U1 and U4 are communicated with pin 1A and 1B1, even the 2nd pin of chip U1 and 4 pin, the 5th pin and the 7th pin, the 9th pin and the 11st pin, the 12nd pin and the 14th pin are communicated with, the 2nd pin of U4 and 4 pin, the 5th pin and the 7th pin, the 9th pin and the 11st pin are communicated with; The 1A pin of chip U1 and U4 and 1B2 pin are disconnected, i.e. the 3rd pin of U1 and 4 pin, the 3rd pin of U4 and 4 pin disconnect, thereby the 4th pin signal C2 of U1 is communicated with the 2nd pin signal SM0_C2 of U1; The 7th pin signal C3 of U1 is communicated with the 5th pin signal SM0_C3 of U1; The 9th pin signal C4 of U1 is communicated with the 11st pin signal SM0_C4 of U1; The 12nd pin signal C6 of U1 is communicated with the 14th pin signal SM0_C6 of U1; The 4th pin signal C7 of U4 is communicated with the 2nd pin signal SM0_C7 of U4; The 7th pin signal C8 of U4 is communicated with the 5th pin signal SM0_C8 of U4; The 9th pin signal PRES of U4 is communicated with the 11st pin signal SM0_PRES of U4;
When SM_SW was low, the D utmost point signal SM_VCC of T2 was communicated with the S utmost point signal SM0_C1 of T2;
Make the signal communication of deck ID1 and socket J2;
C, main frame issue control command by serial ports J1 and give the passage control switching circuit, and control circuit is connected the passage between card reader and the object card deck ID2;
After D, chip U2 acquisition passage switches to deck ID2 order, the level of 19 pin is drawn high, chip U1 and U4 are communicated with pin 1A and 1B2, even the 3rd pin of chip U1 and 4 pin, the 6th pin and the 7th pin, the 10th pin and the 9th pin, the 12nd pin and the 13rd pin are communicated with, the 3rd pin of U4 and 4 pin, the 6th pin and the 7th pin, the 10th pin and the 11st pin are communicated with; 1A pin and the 1B1 pin of chip U1 and U4 are disconnected, and promptly the 2nd pin of U1 and 4 pin disconnect, and the 2nd pin of U4 and 4 pin disconnect, thereby the 4th pin signal C2 of U1 is communicated with the 3rd pin signal SM1_C2 of U1; The 7th pin signal C3 of U1 is communicated with the 6th pin signal SM1_C3 of U1; The 9th pin signal C4 of U1 is communicated with the 10th pin signal SM1_C4 of U1; The 12nd pin signal C6 of U1 is communicated with the 13rd pin signal SM1_C6 of U1; The 4th pin signal C7 of U4 is communicated with the 3rd pin signal SM1_C7 of U4; The 7th pin signal C8 of U4 is communicated with the 6th pin signal SM1_C8 of U4; The 9th pin signal PRES of U4 is communicated with the 10th pin signal SM1_PRES of U4;
When SM_SW was high, the D utmost point signal SM_VCC of T1 was communicated with the S utmost point signal SM1_C1 of T1;
Make the signal communication of deck ID2 and socket J2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101132756A CN101149808B (en) | 2007-10-29 | 2007-10-29 | IC card automatic switchover method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101132756A CN101149808B (en) | 2007-10-29 | 2007-10-29 | IC card automatic switchover method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101149808A CN101149808A (en) | 2008-03-26 |
| CN101149808B true CN101149808B (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101132756A Expired - Fee Related CN101149808B (en) | 2007-10-29 | 2007-10-29 | IC card automatic switchover method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121980A (en) * | 2011-01-31 | 2011-07-13 | 浙江省电力公司 | Automatic card inserting device and method for detecting electric energy meter |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2424494Y (en) * | 2000-03-31 | 2001-03-21 | 上海华申智能卡应用系统有限公司 | Bus-driving intelligence card reading/writing device |
| CN2456234Y (en) * | 2000-11-22 | 2001-10-24 | 中国科学院沈阳自动化研究所 | IC card reading out/recording device with input keyboard |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0855200A (en) * | 1994-08-11 | 1996-02-27 | N T T Data Tsushin Kk | Ic card |
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- 2007-10-29 CN CN2007101132756A patent/CN101149808B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2424494Y (en) * | 2000-03-31 | 2001-03-21 | 上海华申智能卡应用系统有限公司 | Bus-driving intelligence card reading/writing device |
| CN2456234Y (en) * | 2000-11-22 | 2001-10-24 | 中国科学院沈阳自动化研究所 | IC card reading out/recording device with input keyboard |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平8-55200A 1996.02.27 |
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| CN101149808A (en) | 2008-03-26 |
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Granted publication date: 20110824 Termination date: 20161029 |
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