CN202584479U - Multi-platform embedded teaching and development management system for educational purpose - Google Patents
Multi-platform embedded teaching and development management system for educational purpose Download PDFInfo
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- CN202584479U CN202584479U CN 201120572801 CN201120572801U CN202584479U CN 202584479 U CN202584479 U CN 202584479U CN 201120572801 CN201120572801 CN 201120572801 CN 201120572801 U CN201120572801 U CN 201120572801U CN 202584479 U CN202584479 U CN 202584479U
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Abstract
The utility model discloses a multi-platform embedded teaching and development management system for educational purpose, which comprises an expansion board and a core board group. The expansion board is provided with an input port and an output port. The input port is connected respectively with a D/A module, an A/D module, a debugging interface and an industrial control module respectively. The output port is connected with a display module, a communication module, an I/O module and a keyboard. The expansion board is also connected with a storage module and core board interfaces. A plurality of core boards are connected with the core board interfaces of the expansion board.
Description
Technical field
The utility model relates to a kind of multi-platform embedded teaching and development management system that is used for imparting knowledge to students; It adopts the split-type design of " core board "+" expansion board "; Realized " multi-platform " function; Improved the expansion board resource utilization, reduced enterprise technology cost of development and college teaching and put into practice cost.
Background technology
Since 21 century; Along with the application of computing machine, Internet technology with popularize; And the breakthrough of microelectric technique, promoted embedded technology and products thereof in extensive fields application more, the industrial outpuut in the annual whole world of embedded system has surpassed 1,000,000,000,000 dollars at present.Correspondingly, the application and development of embedded technology also advances rapidly, and the embedded technology developing instrument market demand is huge.Along with the fast development of Chinese national economy, domestic demand to the embedded technology development system is also growing at top speed.Therefore, economic, efficient, the practical embedded technology development system of development seems particularly urgent.
In addition, the embedded technology development system also is the indispensable instrument that institution of higher learning offer correlated curriculums such as " embedded technology application ".This type of course is the professional basic course that application is very strong that colleges and universities' industry science class specialty is extensively offered, and how to let the student when learning knowwhy well, grasps this technical application technical ability rapidly, and practical teaching plays crucial effects.This shows that research and development embedded technology application practice system has broad application prospects in institution of higher learning's teaching.
Yet domestic and international most of embedded technology development system product platform is single, and function is simple, can not adapt to enterprise and colleges and universities to the exploitation of embedded technology or put into practice requirement.Simultaneously,, caused the waste of resource, improved enterprise technology cost of development and college teaching and put into practice cost, and be unfavorable for digesting each other of dissimilar embedded technologys because dissimilar embedded technology development systems needs different development platforms.
Summary of the invention
The utility model provides a kind of multi-platform embedded teaching and development management system that is used for imparting knowledge to students.
The utility model has adopted following technical scheme: a kind of multi-platform embedded teaching and development management system that is used for imparting knowledge to students; It comprises expansion board and core board group; On expansion board, be distributed with input port and output port; On input port, be connected with D/A module, A/D module, debugging interface and industrial control module respectively; Be connected with display module, communication module, I/O module and keyboard at output port, on expansion board, also be connected with memory module and core board interface, some core boards are connected with the core board interface of expansion board.
Described core board group comprises core board I, core board II and core board III; The core board I is set to the microcontroller embedded system; The core board II is set to the embedded system based on digital signal processor, and the core board III is set to the embedded system based on field programmable gate array.
Described microcontroller embedded system is set to MCS51 type microcontroller.Described embedded system based on digital signal processor is the dsp chip of 32 fixed points, the compatible TMS320LF2407 order set of dsp chip.Described embedded system based on field programmable gate array is set to Cyclone II series EP2C5 chip.
The utlity model has following beneficial effect: the present invention adopts the split-type design of " core board "+" expansion board "; Realized " multi-platform " function; Provide multiple embedded system platform such as MCU, DSP, FPGA to select; Improved the expansion board resource utilization, reduced enterprise technology cost of development and college teaching and put into practice cost.The present invention adopts multi-platform framework pattern; Make system have powerful compatible performance, improved the utilization factor of expansion board resource greatly, through changing dissimilar core boards; Can realize the development platform of dissimilar embedded systems such as DSP, MCU, FPGA, realize the function of " a case use " more.
Be distributed with input port and output port on the utility model expansion board; On input port, be connected with D/A module, A/D module, debugging interface and industrial control module respectively; Be connected with display module, communication module, I/O module and keyboard at output port; On expansion board, also be connected with memory module and core board interface, these functional module independent open guarantee the degree of freedom and the dirigibility of exploitation and practice; Each module can form the different objective circuit of multiple function, the design of finished item hardware system and assessment according to exploitation and practice demand independent assortment.Core board I of the present invention adopts the embedded system based on microcontroller (MCU), and the maximum characteristics of MCU are singualtion, thereby have little, the low in energy consumption and high reliability features of volume.Simultaneously, peripheral hardware rich on the sheet is suitable for control.Here select the MCU of compatible MCS51 for use, be mainly the STC12C5A family chip, it is fast to have an execution speed, and maintaining secrecy by force can advantage.Core board II of the present invention adopts the embedded system based on digital signal processor (DSP).The principal feature of DSP is that special design has been carried out in system architecture and instruction, has travelling speed faster, is suitable for data processing.Here the dsp chip that adopts is 32 fixed-point DSP chip that American TI Company is released; The compatible TMS320LF2407 order set of this chip; The highest can under the 150MHz dominant frequency, work; Have powerful digital signal processing capability, incident management ability and embedded Control function, be specially adapted to the observing and controlling occasion of data processing in enormous quantities, like electric machine speed regulation and servo-control system etc.Core board III of the present invention adopts the embedded system based on field programmable gate array (FPGA).FPGA is the product that on the basis of programming devices such as PAL, GAL, CPLD, further develops, as
Special IC(ASIC) a kind of semi-custom circuit in the field had both solved the deficiency of custom circuit, had overcome the limited shortcoming of original programming device gate circuit number again.Here the FPGA that adopts is the Cyclone II series EP2C5 chip of ALTERA company, and this family chip has low cost, high-performance and low in power consumption.Integrated composing software of the present invention has standard Windows interface, realizes user's online programming and debugging through serial ports, and help information is abundant, the demonstration instance is provided, no matter all facilitate to the beginner or to experienced developer.Integrated composing software of the present invention has standard Windows interface, realizes user's online programming and debugging through serial ports, and help information is abundant, the demonstration instance is provided, no matter all facilitate to the beginner or to experienced developer.Do not require in the programming process of the present invention that the user changes interrupt vector; The user fully can be according to the standard format writing program; The management software autoscan user program of PC, with giving the watchdog routine in the core processor after the interrupt vector change, the watchdog routine in the core processor is put into monitored space with user's interrupt vector; When treating that respective interrupt takes place, change over to by watchdog routine.Automatically change user program after program of the present invention is downloaded over to and carry out,, accelerated debugging speed for user's debugged program has brought convenience.Support break point debugging function, require the user to carry out corresponding input or selection operation this moment.The present invention is not having to be in the monitoring on line state under the situation of user program always after resetting, if user program is arranged, be in the monitoring on line state in 5 seconds, if the online signal of no user then changes user program over to and carries out.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
In Fig. 1; The utility model provides a kind of multi-platform embedded teaching and development management system that is used for imparting knowledge to students, and it is characterized in that it comprises expansion board and core board group, is distributed with input port and output port on expansion board; On input port, be connected with D/A module, A/D module, debugging interface and industrial control module respectively; Be connected with display module, communication module, I/O module and keyboard at output port, on expansion board, also be connected with memory module and core board interface, some core boards are connected with the core board interface of expansion board; Described core board group comprises core board I, core board II and core board III; The core board I is set to the microcontroller embedded system, and the microcontroller embedded system is set to MCS51 type microcontroller, and the core board II is set to the embedded system based on digital signal processor; Embedded system based on digital signal processor is the dsp chip of 32 fixed points; The compatible TMS320LF2407 order set of dsp chip, the core board III is set to the embedded system based on field programmable gate array, is set to Cyclone II series EP2C5 chip based on the embedded system of field programmable gate array.
The utility model can serial RS232 communication; Serial RS485 communication; The SCI communication; The SPI communication; The CAN bus communication; Thermometric; Infrared transmission and reception; Relay control; Collection of simulant signal; 10 bit serial DA; 12 AD of 16 passages; BEEP; 256 byte EEPROM; RTC; LED debugs lamp; Four LED charactrons; 8 * 8 LED dot matrix; 8 button inputs; 8 plucking number sign switch inputs; The input of 4 * 4 matrix keyboards; LCD1602; LCD12864 (figure); LCD12864 (Chinese character) etc.
Claims (5)
1. a multi-platform embedded teaching and development management system that is used for imparting knowledge to students; It is characterized in that it comprises expansion board and core board group; On expansion board, be distributed with input port and output port; On input port, be connected with D/A module, A/D module, debugging interface and industrial control module respectively; Be connected with display module, communication module, I/O module and keyboard at output port, on expansion board, also be connected with memory module and core board interface, some core boards are connected with the core board interface of expansion board.
2. according to described multi-platform embedded teaching and the development management system that is used for imparting knowledge to students of claim 1; It is characterized in that described core board group comprises core board I, core board II and core board III; The core board I is set to the microcontroller embedded system; The core board II is set to the embedded system based on digital signal processor, and the core board III is set to the embedded system based on field programmable gate array.
3. according to described multi-platform embedded teaching and the development management system that is used for imparting knowledge to students of claim 2, it is characterized in that described microcontroller embedded system is set to MCS51 type microcontroller.
4. multi-platform embedded teaching and the development management system that is used for imparting knowledge to students according to claim 2; It is characterized in that described embedded system based on digital signal processor is the DSP chip of 32 fixed points, the compatible TMS320LF2407 order set of DSP chip.
5. multi-platform embedded teaching and the development management system that is used for imparting knowledge to students according to claim 2 is characterized in that described embedded system based on field programmable gate array is set to Cyclone II series EP2C5 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120572801 CN202584479U (en) | 2011-12-31 | 2011-12-31 | Multi-platform embedded teaching and development management system for educational purpose |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120572801 CN202584479U (en) | 2011-12-31 | 2011-12-31 | Multi-platform embedded teaching and development management system for educational purpose |
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| Publication Number | Publication Date |
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| CN202584479U true CN202584479U (en) | 2012-12-05 |
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| CN 201120572801 Expired - Fee Related CN202584479U (en) | 2011-12-31 | 2011-12-31 | Multi-platform embedded teaching and development management system for educational purpose |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456204A (en) * | 2013-10-09 | 2013-12-18 | 云南大学 | X86 teaching experiment system core board based on FORTH |
| CN106354107A (en) * | 2016-08-26 | 2017-01-25 | 厦门印天电子科技有限公司 | Smart classroom control system and its centralized control facilities |
| CN112053615A (en) * | 2020-09-07 | 2020-12-08 | 中国海洋大学 | Embedded experiment teaching system and teaching method |
-
2011
- 2011-12-31 CN CN 201120572801 patent/CN202584479U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456204A (en) * | 2013-10-09 | 2013-12-18 | 云南大学 | X86 teaching experiment system core board based on FORTH |
| CN106354107A (en) * | 2016-08-26 | 2017-01-25 | 厦门印天电子科技有限公司 | Smart classroom control system and its centralized control facilities |
| CN112053615A (en) * | 2020-09-07 | 2020-12-08 | 中国海洋大学 | Embedded experiment teaching system and teaching method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cao Jian Inventor after: Li Yuangui Inventor after: Xu Sheng Inventor after: Fu Huansen Inventor after: Zhao Xiaoying Inventor after: Ding Zhan Inventor after: Xia Huafeng Inventor before: Xu Sheng Inventor before: Li Yuangui Inventor before: Cao Jian Inventor before: Fu Huansen Inventor before: Zhao Xiaoying Inventor before: Ding Zhan Inventor before: Xia Huafeng |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XU SHENG LI YUANGUI CAO JIAN FU HUANSEN ZHAO XIAOYING DING ZHAN XIA HUAFENG TO: CAO JIAN LI YUANGUI XU SHENG FU HUANSEN ZHAO XIAOYING DING ZHAN XIA HUAFENG |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20131231 |