CN205068456U

CN205068456U - Three blocks of a finance read write line

Info

Publication number: CN205068456U
Application number: CN201520836823.8U
Authority: CN
Inventors: 毛仕坚; 邓子谦; 徐志恩; 宋志国; 彭兆超
Original assignee: Shenzhen Pinchuangxing Technology Co Ltd
Current assignee: Shenzhen Pinchuangxing Technology Co Ltd
Priority date: 2015-10-27
Filing date: 2015-10-27
Publication date: 2016-03-02
Anticipated expiration: 2025-10-27

Abstract

The utility model discloses a three blocks of a finance read write line, including central controller, power management unit, reset circuit, communication interface, non -contact IC card, contact IC -card and magnetic stripe card, the power output end of power management circuit is held with central controller's power input and is connected, central controller respectively with communication interface, non -contact IC card, contact IC -card and magnetic stripe card power management unit 0, reset circuit's power management unit 2 is connected with central controller's reset terminal. The utility model provides a support the reading and writing of magnetic stripe card, three kinds of modes on contact IC -card and the non -contact IC card simultaneously on single central controller's basis, send to magnetic stripe card, contact IC -card and non -contact IC card through central controller that the order is switched by oneself and the identification card type to the EMV L1 certification standard who accords with the tissue distribution of international bank, the permanent magnet rotor has advantages of simple structure, stable performance, and long service lifetime.

Description

A kind of finance three engaging one read write line

Technical field

The utility model relates to read write line technical field, particularly relates to a kind of finance three engaging one read write line.

Background technology

Existing POS, ATM, self-inquiry terminal equipment Card Reader part mostly is only supports magnetic stripe card or IC-card, and the kind that present stage blocks gets more and more, great majority are all magnetic stripe card, Contact Type Ic Card and non-contact IC card, but the financial terminal of present stage is all adopt single CPU to control a Card Reader kind, namely 3 kinds of cards need 3 CPU process, cause when technological development hardware resource waste and product development complicated.

Utility model content

The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of finance three engaging one read write line.

The technical solution of the utility model is as follows: the utility model provides a kind of finance three engaging one read write line, comprise central controller, Power Management Unit, reset circuit, communication interface, non-contact IC card, Contact Type Ic Card and magnetic stripe card, the power output end of described electric power management circuit is connected with the power input of described central controller, described central controller respectively with described communication interface, described non-contact IC card, described Contact Type Ic Card and the communication connection of described magnetic stripe card, the signal output part of described reset circuit is connected with the reset terminal of described central controller.

The utility model is preferred, and described non-contact IC card comprises reader chip and NFC antenna, and described reader chip and described central controller communicate to connect, and described reader chip and described NFC antenna communicate to connect.

The utility model is preferred, and described Contact Type Ic Card comprises single-chip microcomputer, and described single-chip microcomputer and described central controller communicate to connect.

The utility model is preferred, and described magnetic stripe card comprises magnetic head decoding chip, and described magnetic head decoding chip and described central controller communicate to connect.

The utility model is preferred, and the model of described reader chip is AS3911.

The utility model is preferred, and the model of described single-chip microcomputer is DS8113-JNG+.

The utility model is preferred, and the model of described magnetic head decoding chip is PA1100.

The utility model is preferred, and the model of described central controller is STM32F103CBT6.

The beneficial effects of the utility model are as follows:

Adopt such scheme, the utility model provides a kind of read-write simultaneously supporting magnetic stripe card, Contact Type Ic Card and non-contact IC card Three models on the basis of single central controller, send order by central controller to magnetic stripe card, Contact Type Ic Card and non-contact IC card to switch voluntarily and identification card type, and meet the EMVL1 Valuation Standard of International Banks tissue distribution; The utility model has that structure is simple, stable performance and serviceable life longer advantage.

Accompanying drawing explanation

Fig. 1 is the system architecture schematic diagram of the utility model finance three engaging one read write line;

Fig. 2 is the circuit diagram of central controller in the utility model;

Fig. 3 is the circuit diagram of magnetic stripe card in the utility model;

Fig. 4 is the circuit diagram of non-contact IC card in the utility model;

Fig. 5 is the circuit diagram of Contact Type Ic Card in the utility model.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.

Refer to Fig. 1, the utility model provides a kind of finance three engaging one read write line, comprise central controller U3, Power Management Unit, reset circuit, communication interface, non-contact IC card, Contact Type Ic Card and magnetic stripe card, the power output end of electric power management circuit is connected with the power input of central controller U3, central controller U3 communicates to connect with communication interface, non-contact IC card, Contact Type Ic Card and magnetic stripe card respectively, the signal output part of reset circuit is connected with the reset terminal of central controller U3, and the model of central controller U3 is STM32F103CBT6.

As shown in Figure 2 and Figure 4, non-contact IC card comprises reader chip U5 and NFC antenna J1, and reader chip U5 and central controller U3 communicates to connect, and reader chip U5 and NFC antenna J1 communicates to connect, and the model of reader chip U5 is AS3911.

As Fig. 2 and Fig. 5, Contact Type Ic Card comprises single-chip microcomputer U2, and single-chip microcomputer U2 and central controller U3 communicates to connect, and the model of single-chip microcomputer U2 is DS8113-JNG+.

As Fig. 2 and Fig. 3, magnetic stripe card comprises magnetic head decoding chip U1, and magnetic head decoding chip U1 and central controller U3 communicates to connect, and the model of magnetic head decoding chip U1 is PA1100.

Principle of work of the present utility model is as follows:

As Fig. 2 and Fig. 3, by central processing unit U3 and magnetic stripe card communication connection, card reader is made to support magnetic stripe card, magnetic stripe card is chosen magnetic head decoding chip U1 and is communicated, VCOM end, the A end of magnetic head decoding chip U1, B end hold with the MSR_COM of central processing unit U3 successively with C end, MSR_A hold, MSR_B holds and MSR_C holds and is connected, and realization communicates.

As Fig. 2 and Fig. 5, by central processing unit U3 and Contact Type Ic Card communication connection, card reader is made to support Contact Type Ic Card, Contact Type Ic Card is chosen single-chip microcomputer U2 and is communicated, the CLKDIV1 end of single-chip microcomputer U2 and PRES hold and to hold with the Card_3v5v of central processing unit U3 successively and ICCARD_PRES holds and is connected, the AUX2 end of single-chip microcomputer U2, AUX1 holds, I/OUC holds, XTAL1 holds, OFF holds, RSTIN holds, CMDVCC end and PORADJ hold and hold with the ICCARD_AUX2 of central processing unit U3 after resistors in series successively, ICCARD_AUX1 holds, Card_IO holds, Card_CLK holds, Card_OFF holds, Card_RST holds, Card_CMD end is connected with Card_PS end, realize communication.

As Fig. 2 and Fig. 4, communicated to connect by central processing unit U3 and reader chip U5, reader chip U5 and NFC antenna J1 communication connection, card reader is made to support non-contact IC card, the BSS end of reader chip U5, MISO holds, MOSI holds, SCLK holds, IPQ end and MCU_CLK hold and hold with the RF_EN of central processing unit U3 after resistors in series successively, MISO holds, MOSI holds, SCLK holds, RF_INT end is connected with RF_MCUCLK end, the VSS end of reader chip, GND_A holds, GND_D holds, GND_RF end is all held with the GNDHF of central processing unit U3 with GND end and is connected, realize communication, the RFI1 of reader chip holds RFI2 end to be connected with NFC antenna J1 first end and the second end respectively.

In sum, adopt such scheme, the utility model provides a kind of read-write simultaneously supporting magnetic stripe card, Contact Type Ic Card and non-contact IC card Three models on the basis of single central controller, send order by central controller to magnetic stripe card, Contact Type Ic Card and non-contact IC card to switch voluntarily and identification card type, and meet the EMVL1 Valuation Standard of International Banks tissue distribution; The utility model has that structure is simple, stable performance and serviceable life longer advantage.

These are only preferred embodiment of the present utility model, be not limited to the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims

1. a finance three engages a read write line, it is characterized in that, comprise central controller, Power Management Unit, reset circuit, communication interface, non-contact IC card, Contact Type Ic Card and magnetic stripe card, the power output end of described electric power management circuit is connected with the power input of described central controller, described central controller communicates to connect with described communication interface, described non-contact IC card, described Contact Type Ic Card and described magnetic stripe card respectively, and the signal output part of described reset circuit is connected with the reset terminal of described central controller.

2. financial three engaging one read write lines according to claim 1, it is characterized in that, described non-contact IC card comprises reader chip and NFC antenna, and described reader chip and described central controller communicate to connect, and described reader chip and described NFC antenna communicate to connect.

3. financial three engaging one read write lines according to claim 2, it is characterized in that, described Contact Type Ic Card comprises single-chip microcomputer, and described single-chip microcomputer and described central controller communicate to connect.

4. financial three engaging one read write lines according to claim 3, it is characterized in that, described magnetic stripe card comprises magnetic head decoding chip, and described magnetic head decoding chip and described central controller communicate to connect.

5. financial three engaging one read write lines according to claim 2, it is characterized in that, the model of described reader chip is AS3911.

6. financial three engaging one read write lines according to claim 3, it is characterized in that, the model of described single-chip microcomputer is DS8113-JNG+.

7. financial three engaging one read write lines according to claim 4, it is characterized in that, the model of described magnetic head decoding chip is PA1100.

8. financial three engaging one read write lines according to claim 1, it is characterized in that, the model of described central controller is STM32F103CBT6.