CN105279532A - Integrated dual-frequency card issuer device - Google Patents
Integrated dual-frequency card issuer device Download PDFInfo
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- CN105279532A CN105279532A CN201510661523.5A CN201510661523A CN105279532A CN 105279532 A CN105279532 A CN 105279532A CN 201510661523 A CN201510661523 A CN 201510661523A CN 105279532 A CN105279532 A CN 105279532A
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- card sender
- frequency card
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Abstract
An integrated dual-frequency card issuer device comprises a microprocessor STM32F101 circuit, a power supply circuit, an induction antenna and reading/writing circuit, a JTAG interface circuit, an STM32_ISP circuit, and an RS232 serial port circuit. The induction antenna and reading/writing circuit includes a 13.56M card reading/writing module ZLG522S and a 2.4G card reading module SHNM100. The microprocessor STM32F101 circuit exchanges data with an external radio-frequency application through the card reading module and at the same time exchanges data with a host computer through the RS232 serial port circuit. The STM32_ISP downloading circuit and the JTAG interface circuit carry out software upgrading and debugging of a system of the host computer. The power supply circuit supplies power for all components of a card reader. The invention provides the highly-reliable integrated dual-frequency card reader device with high-efficiency extension.
Description
Technical field
The present invention relates to a kind of radio frequency card sender device of integrated 13.56MHZ, 2.4GHZ two-band, especially for mobile payment SIMpass, the multibands such as RF-SIM, the application of many application mobile phone radio frequencies provide two-band issuer services.
Background technology
Along with the development and progress of mobile short-range communication technology, the technology such as RF-SIM and SIMpass based on the radio communication of mobile phone short distance obtains broad development application, universal to fields such as bank, gate inhibition, public transport, computer system, mobile-phone payment, consumption and payments just gradually for above-mentioned technology application.
But in existing situation, most radio frequency applications is compatible a kind of frequency range radio frequency only, namely for the card of variety classes, different frequency range, the radio-frequency unit that normal needs are different.Owing to needing corresponding read/write circuit and induction antenna for the signal of multiband, the radio-frequency unit of the many uses of existing situation two frequency ranges simply superposes, and goes respectively to read different cards.So both added volume and the cost of whole card sender, and be unfavorable for the upgrading to existing system and transformation, the complicacy also increasing system easily causes fault and also increases the loaded down with trivial details of operation to user.
Summary of the invention
In order to overcome defect and the deficiency of existing radio frequency applications, the present invention is directed to the radio frequency applications of two frequency ranges of 13.56MHz and 2.4GHz, a kind of card sender device that can realize two-band hair fastener is provided, the read/write circuit of hair fastener and induction antenna are integrated on same pcb board, same processor is used to the application of two kinds of frequency ranges, effectively reduces the large small size of card sender, reduce costs and make structure simple, and effective reduced data processing procedure and complexity, increase system reliability.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of integrated dual frequency section radio frequency card sender device, comprises power circuit, microcontroller circuit, induction antenna and read/write circuit, jtag interface circuit, STM32_ISP download circuit and RS232 serial port circuit;
Described power circuit comprises that+12V turns+5V power circuit ,+5V turns+3V power circuit; Described microcontroller circuit comprises based on the 32 bit processor STM32F101 of ARM, clock generating circuit, reset circuit and double frequency card sender configuration circuit, described double frequency card sender configuration circuit comprises wire jumper interface J4, J5 and J6, wire jumper interface J4, J5 are connected with microprocessor PB12, PB13, PB14 respectively with J6 one end, the other end ground connection of wire jumper interface J4, J5 and J6;
Described microcontroller circuit comprises based on the 32 bit processor STM32F101 of ARM, clock generating circuit, reset circuit and double frequency card sender configuration circuit, described double frequency card sender configuration circuit comprises wire jumper interface J4, J5, J6, wire jumper interface J4, J5, J6 one end is connected with microprocessor PB12, PB13, PB14 respectively, the other end ground connection of wire jumper interface J4, J5, J6, realizes effectively configuring card sender;
Described jtag interface circuit is card sender debugging interface, for debugging slave computer microprocessor software; Described STM32_ISP download circuit is connected with peripheral circuit by interface J2;
Described induction antenna and read/write circuit comprise 13.56MHz read-write card module ZLG522S, ZLG522ST type antenna and 2.4GHz card reading module SHNM100; Described 13.56MHz read-write card module ZLG522S carries out serial data communication by pin RXD_TTL, TXD_TTL and microprocessor, described 13.56MHz read-write card module ZLG522S is by interface J3 link block antenna, and described 2.4GHz card reading module SHNM100 is connected with microprocessor;
Described RS232 serial port circuit comprises level transferring chip MAX232 and serial interface J7, the Transistor-Transistor Logic level that microprocessor communicates with host computer is converted into RS232 level by described level transferring chip MAX232,11,12 pins of described level transferring chip MAX232 are connected with USART3_TX, USART3_RX of microprocessor respectively, the data sending terminal mouth communicated with host computer respectively as microprocessor with accept port.
Further, in described power circuit, described+12V turns+5V power circuit and comprises Transient Suppression Diode SMBJ18CA, diode D2 in parallel, low frequency high-frequency filter capacitor C1, C2, DC/DC converts conversion element MC34063, Schottky voltage stabilizing diode SS14, filter capacitor C16, C17 and filter inductance L1, R2 and R3 return voltage to compare with reference voltage VREF to MC34063 pin CII and determines whether output channel turns off, and CN1 is+12V plant-grid connection interface; Described+5V turns+3.3V circuit and comprises voltage conversion chip LM1117-3.3, output+3.3V circuit filtering electric capacity C4 and C10.
Further again, in described microcontroller circuit, described reset circuit comprises resistance R11 and electric capacity C5, for microprocessor provides reset signal.
Further, in described jtag interface circuit, R4 ~ R8 is corresponding pin pull-up resistor.
In described STM32_ISP download circuit, carry out serial data transmission by ISP_TXD, ISP_RXD pin and microprocessor, realize the software upgrading of double frequency card sender; Host computer sends a control signal to microprocessor BOOT0 pin and controls the startup of card sender device simultaneously.
Principle of work of the present invention is: this main circuit carries out hardware configuration by wire jumper excuse to double frequency card sender, selects 2.4GHz frequency range to use module.After card sender initialization completes, detect application apparatus by 13.56MHz, 2.4GHz communication module simultaneously and exist, realize two-band data communication.Patent employing STM32F101 of the present invention realization controls communication module, data are transmitted, information processing, and by RS232 circuit and host computer exchange data information.
Beneficial effect of the present invention is mainly manifested in: 1, the compatible two-band of this card sender device, so that can hair fastener to two frequency ranges of 13.56MHz and 2.4GHz.2, the read/write circuit of hair fastener and induction antenna are integrated on same pcb board, same processor is used to the application of two kinds of frequency ranges, effectively reduces the large small size of card sender, reduce costs and make structure simple, and effective reduced data processing procedure and complexity, increase system reliability.3, patent of the present invention selects the STM32F101 chip based on ARM, can the application of other functions of efficient expansion.
Accompanying drawing explanation
Fig. 1 is the circuit theory schematic diagram of integrated dual frequency section radio frequency card sender device.
Embodiment
Below in conjunction with accompanying drawing, patent of the present invention is further described.
With reference to Fig. 1, a kind of integrated dual frequency section radio frequency card sender device, comprises power circuit, microcontroller circuit, induction antenna and read/write circuit, jtag interface circuit, STM32_ISP download circuit and RS232 serial port circuit;
Described power circuit comprises that+12V turns+5V power circuit ,+5V turns+3V power circuit; Described microcontroller circuit comprises based on the 32 bit processor STM32F101 of ARM, clock generating circuit, reset circuit and double frequency card sender configuration circuit, described double frequency card sender configuration circuit comprises wire jumper interface J4, J5 and J6, wire jumper interface J4, J5 are connected with microprocessor PB12, PB13, PB14 respectively with J6 one end, the other end ground connection of wire jumper interface J4, J5 and J6;
Described microcontroller circuit comprises based on the 32 bit processor STM32F101 of ARM, clock generating circuit, reset circuit and double frequency card sender configuration circuit, described double frequency card sender configuration circuit comprises wire jumper interface J4, J5, J6, wire jumper interface J4, J5, J6 one end is connected with microprocessor PB12, PB13, PB14 respectively, the other end ground connection of wire jumper interface J4, J5, J6, realizes effectively configuring card sender;
Described jtag interface circuit is card sender debugging interface, for debugging slave computer microprocessor software; Described STM32_ISP download circuit is connected with peripheral circuit by interface J2;
Described induction antenna and read/write circuit comprise 13.56MHz read-write card module ZLG522S, ZLG522ST type antenna and 2.4GHz card reading module SHNM100; Described 13.56MHz read-write card module ZLG522S carries out serial data communication by pin RXD_TTL, TXD_TTL and microprocessor, described 13.56MHz read-write card module ZLG522S is by interface J3 link block antenna, and described 2.4GHz card reading module SHNM100 is connected with microprocessor;
Described RS232 serial port circuit comprises level transferring chip MAX232 and serial interface J7, the Transistor-Transistor Logic level that microprocessor communicates with host computer is converted into RS232 level by described level transferring chip MAX232,11,12 pins of described level transferring chip MAX232 are connected with USART3_TX, USART3_RX of microprocessor respectively, the data sending terminal mouth communicated with host computer respectively as microprocessor with accept port.
Further, in described power circuit, described+12V turns+5V power circuit and comprises Transient Suppression Diode SMBJ18CA, diode D2 in parallel, low frequency high-frequency filter capacitor C1, C2, DC/DC converts conversion element MC34063, Schottky voltage stabilizing diode SS14, filter capacitor C16, C17 and filter inductance L1, R2 and R3 return voltage to compare with reference voltage VREF to MC34063 pin CII and determines whether output channel turns off, and CN1 is+12V plant-grid connection interface; Described+5V turns+3.3V circuit and comprises voltage conversion chip LM1117-3.3, output+3.3V circuit filtering electric capacity C4 and C10.
Further again, in described microcontroller circuit, described reset circuit comprises resistance R11 and electric capacity C5, for microprocessor provides reset signal.
Further, in described jtag interface circuit, R4 ~ R8 is corresponding pin pull-up resistor.
In described STM32_ISP download circuit, carry out serial data transmission by ISP_TXD, ISP_RXD pin and microprocessor, realize the software upgrading of double frequency card sender; Host computer sends a control signal to microprocessor BOOT0 pin and controls the startup of card sender device simultaneously.
See Fig. 1, circuit function schematic diagram.A kind of integrated dual frequency section radio frequency card sender device main circuit, comprises microprocessor STM32F101 circuit, power circuit, induction antenna and read/write circuit, jtag interface circuit, STM32_ISP circuit, RS232 signal circuit.Described induction antenna and read/write circuit comprise 13.56M and 2.4G card-issuing module.Microprocessor STM32F101 is by card-issuing module and external radio frequency applications exchange data.Microprocessor exchanges data by RS232 serial port circuit and host computer simultaneously.Described TM32_ISP download circuit and jtag circuit rise lower computer system software upgrading and debugging, and power circuit is that all parts of card sender are powered.
Described induction antenna and read/write circuit comprise 13.56MHz card-issuing module ZLG522S, ZLG522ST type antenna, 2.4GHz communication module SHNM100.Described module 13.56MHz card-issuing module ZLG522S pin RXD_TTL, TXD_TTL are connected with microprocessor PA9 (USART1_TX), PA10 (USAR2_RX) port, carry out serial data communication.Interface J3 connects ZLG522ST type module antenna.Described communication module SHNM100 is 2.4G band communication module, connects with microprocessor PA9/USART1_TX, PA10/USART1_RX port.
Described power circuit access is+12V direct current.Described+12V turns+5V power circuit and comprises Transient Suppression Diode SMBJ18CA, diode D2 in parallel ,+12V access interface CN1, low frequency high-frequency filter capacitor C1, C2, plays pressure stabilization function to the direct current of input.+ 12V direct current converts conversion element MC34063 by DC/DC and exports+5V DC voltage.Wherein R2 and R3 path return voltage to compare with reference voltage chip internal reference voltage VREF to MC34063 pin CII and determines whether output channel turns off.Described+5V turns+3.3V circuit and comprises voltage conversion chip LM1117-3.3, and filter capacitor C4, C10 are right, and+3.3V direct current has exported pressure stabilization function.
Described RS232 serial port circuit comprises level transferring chip MAX232, serial interface J7.The Transistor-Transistor Logic level that microprocessor communicates with host computer is converted into RS232 level by described MAX232 chip.11,12 pins of MAX232 are connected with USART3_TX, USART3_RX of microprocessor respectively, the data sending terminal mouth communicated with host computer respectively as microprocessor with accept port.
Claims (5)
1. an integrated dual frequency section radio frequency card sender device, is characterized in that: comprise power circuit, microcontroller circuit, induction antenna and read/write circuit, jtag interface circuit, STM32_ISP download circuit and RS232 serial port circuit;
Described power circuit comprises that+12V turns+5V power circuit ,+5V turns+3V power circuit; Described microcontroller circuit comprises based on the 32 bit processor STM32F101 of ARM, clock generating circuit, reset circuit and double frequency card sender configuration circuit, described double frequency card sender configuration circuit comprises wire jumper interface J4, J5 and J6, wire jumper interface J4, J5 are connected with microprocessor PB12, PB13, PB14 respectively with J6 one end, the other end ground connection of wire jumper interface J4, J5 and J6;
Described microcontroller circuit comprises based on the 32 bit processor STM32F101 of ARM, clock generating circuit, reset circuit and double frequency card sender configuration circuit, described double frequency card sender configuration circuit comprises wire jumper interface J4, J5, J6, wire jumper interface J4, J5, J6 one end is connected with microprocessor PB12, PB13, PB14 respectively, the other end ground connection of wire jumper interface J4, J5, J6, realizes effectively configuring card sender;
Described jtag interface circuit is card sender debugging interface, for debugging slave computer microprocessor software; Described STM32_ISP download circuit is connected with peripheral circuit by interface J2;
Described induction antenna and read/write circuit comprise 13.56MHz read-write card module ZLG522S, ZLG522ST type antenna and 2.4GHz card reading module SHNM100; Described 13.56MHz read-write card module ZLG522S carries out serial data communication by pin RXD_TTL, TXD_TTL and microprocessor, described 13.56MHz read-write card module ZLG522S is by interface J3 link block antenna, and described 2.4GHz card reading module SHNM100 is connected with microprocessor;
Described RS232 serial port circuit comprises level transferring chip MAX232 and serial interface J7, the Transistor-Transistor Logic level that microprocessor communicates with host computer is converted into RS232 level by described level transferring chip MAX232,11,12 pins of described level transferring chip MAX232 are connected with USART3_TX, USART3_RX of microprocessor respectively, the data sending terminal mouth communicated with host computer respectively as microprocessor with accept port.
2. a kind of integrated dual frequency section radio frequency card sender device as claimed in claim 1, it is characterized in that: in described power circuit, described+12V turns+5V power circuit and comprises Transient Suppression Diode SMBJ18CA, diode D2 in parallel, low frequency high-frequency filter capacitor C1, C2, DC/DC converts conversion element MC34063, Schottky voltage stabilizing diode SS14, filter capacitor C16, C17 and filter inductance L1, R2 and R3 return voltage to compare with reference voltage VREF to MC34063 pin CII and determines whether output channel turns off, and CN1 is+12V plant-grid connection interface; Described+5V turns+3.3V circuit and comprises voltage conversion chip LM1117-3.3, output+3.3V circuit filtering electric capacity C4 and C10.
3. a kind of integrated dual frequency section radio frequency card sender device as claimed in claim 1 or 2, it is characterized in that: in described microcontroller circuit, described reset circuit comprises resistance R11 and electric capacity C5, for microprocessor provides reset signal.
4. a kind of integrated dual frequency section radio frequency card sender device as claimed in claim 1 or 2, it is characterized in that: in described jtag interface circuit, R4 ~ R8 is corresponding pin pull-up resistor.
5. a kind of integrated dual frequency section radio frequency card sender device as claimed in claim 1 or 2, it is characterized in that: in described STM32_ISP download circuit, carry out serial data transmission by ISP_TXD, ISP_RXD pin and microprocessor, realize the software upgrading of double frequency card sender; Host computer sends a control signal to microprocessor BOOT0 pin and controls the startup of card sender device simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510661523.5A CN105279532A (en) | 2015-10-14 | 2015-10-14 | Integrated dual-frequency card issuer device |
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| CN201510661523.5A CN105279532A (en) | 2015-10-14 | 2015-10-14 | Integrated dual-frequency card issuer device |
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| CN105279532A true CN105279532A (en) | 2016-01-27 |
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| CN201510661523.5A Pending CN105279532A (en) | 2015-10-14 | 2015-10-14 | Integrated dual-frequency card issuer device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107977690A (en) * | 2017-12-28 | 2018-05-01 | 深圳市航天华拓科技有限公司 | A kind of RFID card senders |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201828921U (en) * | 2010-10-18 | 2011-05-11 | 杭州傅立叶科技有限公司 | Integrated dual-frequency card reader |
| CN201828937U (en) * | 2010-10-18 | 2011-05-11 | 杭州傅立叶科技有限公司 | Integrated dual-frequency card sender |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201828921U (en) * | 2010-10-18 | 2011-05-11 | 杭州傅立叶科技有限公司 | Integrated dual-frequency card reader |
| CN201828937U (en) * | 2010-10-18 | 2011-05-11 | 杭州傅立叶科技有限公司 | Integrated dual-frequency card sender |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107977690A (en) * | 2017-12-28 | 2018-05-01 | 深圳市航天华拓科技有限公司 | A kind of RFID card senders |
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Application publication date: 20160127 |