CN204631913U - RFID multifrequency development system - Google Patents
RFID multifrequency development system Download PDFInfo
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- CN204631913U CN204631913U CN201520376052.9U CN201520376052U CN204631913U CN 204631913 U CN204631913 U CN 204631913U CN 201520376052 U CN201520376052 U CN 201520376052U CN 204631913 U CN204631913 U CN 204631913U
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Abstract
The utility model discloses RFID multifrequency development system.Comprise embedded platform, multiple read write line selecting control circuit to be connected with embedded platform by read write line, and RFID module, multiple read write line is the read write line of different frequency range; Described embedded platform comprises the embedded CPU (central processing unit) be simultaneously connected with multiple read write line; Described read write line comprises the read-write processor be connected with embedded CPU (central processing unit), is connected read-write chip, the reading and writing device antenna be connected with read-write chip with read-write processor; Described RFID module comprises RFID processor, is connected RFID protocol chip with RFID processor, the antenna be connected with RFID protocol chip.The utility model system adopts modular design, the read write line of multiple different frequency range all adopts unified interface to be connected with embedded platform, read-write operation is by embedded platform unified management, embedded platform reserves expansion interface, the read write line of other frequency ranges can be accessed for user, be applicable to teaching, contest, experiment, RFID are correlated with subject study and product development.
Description
Technical field
The utility model relates to RFID multifrequency development system, belongs to field of radio frequency identification.
Background technology
RFID, be a kind of contactless automatic identification technology, it identifies destination object automatically by radiofrequency signal, can carry out item tracing and exchanges data rapidly, because its applicability is strong, swift and convenient to operate, is widely used in every field.
Current RFID read-write system is on the market all the mode of single frequency band mostly, inconvenience is brought to multiband applied environment, and most of rfid system can only be single read-write operation is carried out to corresponding RF ID card, the collection of one-dimension code two-dimensional code data can not be carried out simultaneously.
Utility model content
For the problems referred to above, the utility model provides a RFID multifrequency development system, is a set of unified exploitation solution, simultaneously for the corresponding industry product of enterprise's fast Development provides a unified product prototype verification platform.
To achieve these goals, the technical solution adopted in the utility model is as follows:
RFID multifrequency development system, comprises embedded platform, multiple read write line selecting control circuit to be connected with embedded platform by read write line, and RFID module, and multiple read write line is the read write line of different frequency range; Described embedded platform comprises the embedded CPU (central processing unit) be simultaneously connected with multiple read write line; Described read write line comprises the read-write processor be connected with embedded CPU (central processing unit), is connected read-write chip, the reading and writing device antenna be connected with read-write chip with read-write processor; Described RFID module comprises RFID processor, is connected RFID protocol chip with RFID processor, the antenna be connected with RFID protocol chip.
As preferably, described embedded CPU (central processing unit) adopts STM32 flush bonding processor, and this flush bonding processor is connected with multiple read write line.
Further, described embedded platform also comprises the LCD display unit be connected with embedded CPU (central processing unit).
Further, described embedded platform also comprises the GPRS module be connected with embedded CPU (central processing unit), and embedded platform realizes information interaction by this GPRS module and intelligent terminal.
Again further, described read-write processor and RFID processor all adopt 8051 processors.
Again further, described embedded CPU (central processing unit) comprises multiple RFID expansion interface, RS232 interface, RS485 interface, CAN interface, network interface, SD card interface, jtag interface, the audio interface for being connected with read write line be connected with STM32 flush bonding processor.
In addition, described embedded CPU (central processing unit) also comprises the PS2/ mono-Quick Response Code equipment, memory module, reseting module, the Joystick that are connected with STM32 flush bonding processor.
The utility model compared with prior art, has the following advantages and beneficial effect:
The utility model solves the mode that current RFID read-write system is on the market all single frequency band mostly, inconvenience is brought to multiband applied environment, and most of rfid system can only be single read-write operation is carried out to corresponding RF ID card, the problem of one-dimension code two-dimensional code data collection can not be carried out simultaneously, provide a kind of RFID multifrequency development system, system adopts modular design, the read write line of multiple different frequency range all adopts unified interface to be connected with embedded platform, read-write operation is by embedded platform unified management, embedded platform reserves expansion interface simultaneously, the read write line of other frequency ranges can be accessed for user, this development system is applicable to teaching, contest, experiment, RFID is correlated with subject study and product development.
Accompanying drawing explanation
The system chart of Fig. 1 the utility model-embodiment.
The system chart of the embedded CPU (central processing unit) of Fig. 2 the utility model-embodiment.
The system chart of the RFID module of Fig. 3 the utility model-embodiment.
The system chart of Fig. 4 the utility model-embodiment 125K read write line.
The system chart of Fig. 5 the utility model-embodiment 13.56M read write line.
The system chart of Fig. 6 the utility model-embodiment 915M read write line.
The system chart of Fig. 7 the utility model-embodiment 2.4G read write line.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment
As shown in figs. 1-7, RFID multifrequency development system, comprise embedded platform, multiple read write line selecting control circuit to be connected with embedded platform by read write line, and RFID module, embedded platform comprises embedded CPU (central processing unit), and multiple read write line is connected with embedded CPU (central processing unit) respectively, in the present embodiment, read write line comprises 125K read write line, 13.56M read write line, 915M read write line, 2.4G read write line.Embedded CPU (central processing unit) adopts STM32F107VCT flush bonding processor.
In the present embodiment, embedded platform also comprises the LCD display be connected with embedded CPU (central processing unit), shows for this locality.
In the present embodiment, embedded platform also comprises the GPRS module be connected with embedded CPU (central processing unit), and embedded platform realizes information interaction by GPRS module and mobile phone or other intelligent terminals.
In the utility model, each read write line includes the read-write processor be connected with embedded CPU (central processing unit), is connected read-write chip, the reading and writing device antenna be connected with read-write chip with read-write processor; RFID module comprises RFID processor, is connected RFID protocol chip with RFID processor, the antenna be connected with RFID protocol chip.In the present embodiment, each read-write processor and RFID processor all adopt 8051 processors, and the read-write chip of 125K read write line, 13.56M read write line, 915M read write line, 2.4G read write line adopts EM4051, TRF7960, AS3992, NRF24L01 respectively.
Embedded CPU (central processing unit) comprises multiple RFID expansion interface, RS232 interface, RS485 interface, CAN interface, network interface, SD card interface, jtag interface, audio interface, PS2/ mono-Quick Response Code equipment, memory module, reseting module, the Joystick for being connected with read write line be connected with STM32 flush bonding processor.
Embedded CPU (central processing unit) reserves RFID expansion interface, can access the read write line of other frequency ranges for user, and the utility model is applicable to teaching, competition, experiment, RFID are correlated with subject study and product development.
In the present embodiment, all read write lines all adopt unified UART interface mode, and read write line provides jtag interface, MiniUSB interface is provided, there is provided expansion interface to be conveniently connected with embedded CPU (central processing unit), facilitate the system integration, the operation of read write line is by embedded platform unified management.
According to above-described embodiment, just the utility model can be realized well.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical matters; even if some making on the utility model are without substantial change or polishing; the essence of the technical scheme adopted is still the same with the utility model, therefore it also should in protection domain of the present utility model.
Claims (7)
1.RFID multifrequency development system, is characterized in that, comprise embedded platform, multiple read write line selecting control circuit to be connected with embedded platform by read write line, and RFID module, and multiple read write line is the read write line of different frequency range; Described embedded platform comprises the embedded CPU (central processing unit) be simultaneously connected with multiple read write line; Described read write line comprises the read-write processor be connected with embedded CPU (central processing unit), is connected read-write chip, the reading and writing device antenna be connected with read-write chip with read-write processor; Described RFID module comprises RFID processor, is connected RFID protocol chip with RFID processor, the antenna be connected with RFID protocol chip.
2. RFID multifrequency development system according to claim 1, is characterized in that, described embedded CPU (central processing unit) adopts STM32 flush bonding processor, and this flush bonding processor is connected with multiple read write line.
3. RFID multifrequency development system according to claim 2, is characterized in that, described embedded platform also comprises the LCD display unit be connected with embedded CPU (central processing unit).
4. RFID multifrequency development system according to claim 3, is characterized in that, described embedded platform also comprises the GPRS module be connected with embedded CPU (central processing unit), and embedded platform realizes information interaction by this GPRS module and intelligent terminal.
5. RFID multifrequency development system according to claim 4, is characterized in that, described read-write processor and RFID processor all adopt 8051 processors.
6. RFID multifrequency development system according to claim 5, it is characterized in that, described embedded CPU (central processing unit) comprises the multiple RFID expansion interfaces for being connected with read write line be connected with STM32 flush bonding processor, and RS232 interface, RS485 interface, CAN interface, network interface, SD card interface, jtag interface, audio interface.
7. RFID multifrequency development system according to claim 6, is characterized in that, described embedded CPU (central processing unit) also comprises the PS2/ mono-Quick Response Code equipment, memory module, reseting module, the Joystick that are connected with STM32 flush bonding processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520376052.9U CN204631913U (en) | 2015-06-03 | 2015-06-03 | RFID multifrequency development system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520376052.9U CN204631913U (en) | 2015-06-03 | 2015-06-03 | RFID multifrequency development system |
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| CN204631913U true CN204631913U (en) | 2015-09-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402370A (en) * | 2016-05-20 | 2017-11-28 | 美的集团股份有限公司 | Alignment system and its localization method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402370A (en) * | 2016-05-20 | 2017-11-28 | 美的集团股份有限公司 | Alignment system and its localization method |
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