CN206259058U - A kind of single-chip microcomputer remote experimental system - Google Patents
A kind of single-chip microcomputer remote experimental system Download PDFInfo
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- CN206259058U CN206259058U CN201621151259.7U CN201621151259U CN206259058U CN 206259058 U CN206259058 U CN 206259058U CN 201621151259 U CN201621151259 U CN 201621151259U CN 206259058 U CN206259058 U CN 206259058U
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Abstract
The utility model is related to a kind of remote experimental system.A kind of single-chip microcomputer remote experimental system, it is made up of subscriber computer, management server, experimental calculation machine and chamber, wherein subscriber computer, management server and experimental calculation machine all in network environment in, the experimental box is by single-chip minimum system, experiment peripheral circuit, fpga chip, FPGA periphery configurations circuit, multicircuit switch and electric power generating composition；Experimental calculation machine is connected with SCM＆FPGA chip respectively by the serial port of two-way 232, I/O mouthfuls of single-chip microcomputer and peripheral circuit digital quantity wiring are all connected on fpga chip, and the interface of analog quantity peripheral circuit carries out selective connection by variable connector and single-chip microcomputer.The utility model can be operated remotely simultaneously to pilot system hardware and software, solving existing analogue type experiment and simulation type experiment can not completely react the defect of real scene actual conditions and the hardware connection of change experimental provision, support the long-range operation of experimental provision line.
Description
Technical field
The utility model is related to a kind of remote experimental system, and being based on more particularly, to one kind can be remotely hard to pilot system
The single-chip microcomputer remote experimental system that part and software are operated simultaneously.
Background technology
Experiment link is essential practice mode in engineering and polytechnic universities' tutoring system, the overall qualities and wound of training student
New ability, allows student to consolidate knowwhy, will apply a theory to practice, the operating ability of training student, so as to deepen to reason
By the understanding of knowledge.But the existing experiment model based on teacher's instruction, student can only passively receive, it is impossible to give full play to
Innovation ability.If in the case of experimental facilities deficiency, student can not directly participate in experimentation operation.Additionally, this award
Class pattern not only resource high concentration, and limited space is in the lab, the time and is spatially restricted, utilization rate of equipment and installations
It is low；Meanwhile, the maintenance and renewal of experimental facilities generally require to put into substantial amounts of human and material resources and financial resources, experimental facilities supply and demand lance
Shield is more and more fierce, the need for usually can not meeting growing number of student.This limits experimental ring to a certain extent
The development of section, have impact on student and scientific research personnel's study and research needs.In recent years, flying due to virtual instrument and network technology
Speed development, Distance Laboratory is built by network and has become possibility, experiment on web oneself turn into that remote teaching studies it is important
Aspect.
The mode for carrying out virtual experimental in Distance Laboratory at present mainly has three types:（1）Drone version is tested.Using meter
Calculation machine multimedia technology and mechanics of communication, by real experimental facilities and control system in laboratory, are converted into 3-D view, sound
Sound, state etc. are transferred in the student computer of distal end, and the student for participating in experiment can be operated in the computer of oneself,
By the experimental facilities in the scene of communication line remote control true laboratory, make tele-experimentation process in the case where student's real time remote control is tested
Running.And student performs result word, image, data of operation etc. and can in real time return to student, so that experiment student
To experimental data Real-time Collection and can process.（2）Analogue type is tested.Analogue type experiment is to be simulated with software in a computer
The experiment equipments such as instrument, equipment, component, medicine and experiment condition, and shown with word, figure or animation mode.It is real
After the student for testing logs in virtual laboratory, interacted with experiment software, make full use of the reality of very abundant in virtual storage facility
Equipment is tested, carries out that experiment flow design, experimental provision are built, experiment content is operated, experimental result statistical according to requirement of experiment
Analysis etc., finally writes out laboratory report, and all experimentss process is completed in computer.It is this those presence to be simulated with software and is made
With equipment test, can obtain and use true experiment equipment, equipment identical experimental result.（3）Simulation type is tested.
The method that simulation type experiment builds Virtual Experiment Environment, virtual instrument and equipment using computer technology, virtual reality technology etc.,
For student provides a kind of experiment of emulation " situation ", it not only can be with the complexity of Schistosomiasis control situation and fidelity, can be with
Unrelated disturbing factor in reduction even rejecting real environment, student immersively can in real time be grasped with " random to enter "
Make.
However, analogue type experiment and simulation type experiment can not completely react the actual conditions of real scene.Current is long-range
Control experiment cannot be supported to test the long-range of line.
Utility model content
The utility model is in view of the shortcomings of the prior art, propose a kind of list that can be connected with online modification experimental provision hardware
Piece machine remote experimental system, realizes the long-range operation of experimental provision line.
The technical scheme that the utility model is used：
A kind of single-chip microcomputer remote experimental system, by subscriber computer, management server, experimental calculation machine and chamber group
Into, wherein subscriber computer, management server and experimental calculation machine all in network environment in, the experimental box by single-chip microcomputer most
Mini system, experiment peripheral circuit, fpga chip, FPGA periphery configurations circuit, multicircuit switch and electric power generating composition；Experimental calculation
Machine is connected with SCM＆FPGA chip respectively by the serial port of two-way 232, and I/O mouthfuls of single-chip microcomputer connects with peripheral circuit digital quantity
Line is all connected on fpga chip, and the interface of analog quantity peripheral circuit carries out selectivity and connects by variable connector and single-chip microcomputer
Connect.
Described single-chip microcomputer remote experimental system, fpga chip inside includes serial communication, control circuit and pin connection
Three, pond part；Serial communication is responsible for receiving the hardware configuration data that the transmission of experimental calculation machine comes, control circuit one side according to
Be attached for respective pin in pin connection pool by hardware configuration data, on the one hand outputs control signals to multi-channel analog and opens
Close；It is that single-chip microcomputer pin is connected with the controllable of peripheral circuit in pin connection pool, between single-chip microcomputer pin and peripheral circuit wiring
All it is connected by controllable bidirectional buffer.
The beneficial effects of the utility model：
1st, the utility model proposes a kind of remote experimental system that can change the connection of tele-experimentation device hardware, solve
Existing analogue type experiment and simulation type experiment can not completely react real scene actual conditions and change experimental provision hardware connects
The defect for connecing, supports the long-range operation of experimental provision line.
2nd, the utility model single-chip microcomputer tele-experimentation and system, by the program of FPGA, realize the tele-experimentation of single-chip microcomputer,
Hardware and software can remotely modifying.Connection pool part inside FPGA especially increased experimental flexibility.Can save significantly
About teaching input and experimental cost, convenient management, improve quality of instruction.
Brief description of the drawings
Fig. 1 is the utility model remote experimental system theory of constitution schematic diagram；
Fig. 2 is the utility model remote experimental system experimental box composition structural representation；
Fig. 3 is the utility model remote experimental system fpga chip structural representation；
Fig. 4 is the utility model remote experimental system fpga chip pin connection pool structural representation.
Specific embodiment
Below by specific embodiment, the technical solution of the utility model is described in further detail.
Embodiment 1
Referring to Fig. 1, Fig. 2, the present embodiment is single-chip microcomputer remote experimental system, by subscriber computer, management server, experiment
It is described during computer and chamber composition, wherein subscriber computer, management server and experimental calculation machine are all in network environment
Experimental box by single-chip minimum system, experiment peripheral circuit, fpga chip, FPGA periphery configurations circuit, multicircuit switch and
Electric power generating composition；Experimental calculation machine is connected with SCM＆FPGA chip respectively by the serial port of two-way 232, I/O mouthfuls of single-chip microcomputer
All it is connected on fpga chip with peripheral circuit digital quantity wiring, the interface of analog quantity peripheral circuit passes through variable connector and list
Piece machine carries out selective connection.
Embodiment 2
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the single-chip microcomputer remote experimental system of the present embodiment, the difference with embodiment 1
It is：Fpga chip inside includes serial communication, three parts of control circuit and pin connection pool；Serial communication is responsible for receiving real
The hardware configuration data that computer transmission comes is tested, control circuit is on the one hand according to hardware configuration data by the phase in pin connection pool
Answer pin to be attached, on the one hand output control signals to multiway analog switch；It is single-chip microcomputer pin and outer in pin connection pool
The controllable connection of circuit is enclosed, is all connected by controllable bidirectional buffer between single-chip microcomputer pin and peripheral circuit wiring.
Embodiment 3
The single-chip microcomputer remote experimental system of the present embodiment, by subscriber computer, management server, experimental calculation machine and experiment
Case is constituted.Wherein subscriber computer, management server and experimental calculation machine are all in network environment.
As shown in Fig. 2 experimental box is by single-chip minimum system, experiment peripheral circuit, fpga chip, FPGA periphery configurations electricity
Road, multicircuit switch and electric power generating composition；Experimental calculation machine by a usb turn the serial port of two-way 232 respectively with single-chip microcomputer and
Fpga chip is connected.FPGA internal processes have been finished writing, and the internal structure of FPGA need not be modified in experimentation, institute
Not provide the connection of experimental calculation machine and FPGA periphery configuration circuits in scheming.I/O mouthfuls of single-chip microcomputer and peripheral circuit numeral
Amount wiring is all connected on fpga chip.The interface of analog quantity peripheral circuit carries out selectivity by variable connector and single-chip microcomputer
Connection.
The hardware link information of experiment content is downloaded to fpga chip by experimental calculation machine by " hardware configuration port "
In.Connection logical root inside FPGA factually tests the content that computer sends and selectively connects single-chip microcomputer pin and periphery electricity
Road wiring.Control the state of multicircuit switch as needed simultaneously.In addition, experimental calculation machine can gather real by camera
The video signal of tryoff display device.
After hardware connection configuration is good, SCM program is downloaded to singlechip chip by experimental calculation machine by download program mouthful
In and open experiment.Meanwhile, embedded serial communication subprogram, uploads the work of single-chip microcomputer in real time in the SCM program of user
State, and be displayed in the visual software of experimental calculation machine.
As shown in figure 3, FPGA programs include serial communication, three parts of control circuit and pin connection pool.Serial communication
It is responsible for receiving the hardware configuration data that the transmission of experimental calculation machine comes.On the one hand control circuit connects pin according to hardware configuration data
The respective pin connect in pond is attached, and on the one hand outputs control signals to multiway analog switch.It is monolithic in pin connection pool
Power traction pin is connected with the controllable of peripheral circuit.Its structure is as shown in Figure 4.In Fig. 4, between single-chip microcomputer pin and peripheral circuit wiring
It is connected by controllable bidirectional buffer.It is effective that control end is respectively high potential.All control ends constitute connection matrix such as public affairs
Formula（1）It is shown：
（1）
Formula（1）As experimental calculation machine is sent to the data of experimental box.
The utility model single-chip microcomputer remote experimental system, can be connected with online modification Experimental Hardware, realize experimental provision
The long-range operation of line.Solving existing analogue type experiment and simulation type experiment can not completely react real scene actual conditions
The defect connected with change experimental provision hardware.
Claims (3)
1. a kind of single-chip microcomputer remote experimental system, is made up of subscriber computer, management server, experimental calculation machine and chamber,
Wherein subscriber computer, management server and experimental calculation machine all in network environment in, it is characterised in that：The experimental box by
Single-chip minimum system, experiment peripheral circuit, fpga chip, FPGA periphery configurations circuit, multicircuit switch and electric power generating composition；
Experimental calculation machine is connected with SCM＆FPGA chip respectively by the serial port of two-way 232, I/O mouthfuls of single-chip microcomputer and peripheral circuit
Digital quantity wiring is all connected on fpga chip, and the interface of analog quantity peripheral circuit is selected by variable connector with single-chip microcomputer
Selecting property is connected.
2. single-chip microcomputer remote experimental system according to claim 1, it is characterised in that：Fpga chip inside is logical including serial ports
Letter, three parts of control circuit and pin connection pool；Serial communication is responsible for receiving the hardware configuration number that the transmission of experimental calculation machine comes
According on the one hand be attached for the respective pin in pin connection pool according to hardware configuration data by control circuit, on the one hand exports
Control signal is to multiway analog switch；It is that single-chip microcomputer pin is connected with the controllable of peripheral circuit in pin connection pool, monolithic power traction
All it is connected by controllable bidirectional buffer between pin and peripheral circuit wiring.
3. single-chip microcomputer remote experimental system according to claim 1 and 2, it is characterised in that：Chamber is provided with camera, institute
State camera to be connected with experimental calculation machine, experimental calculation machine gathers the video image of experimental box display device by the camera
Signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621151259.7U CN206259058U (en) | 2016-10-31 | 2016-10-31 | A kind of single-chip microcomputer remote experimental system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621151259.7U CN206259058U (en) | 2016-10-31 | 2016-10-31 | A kind of single-chip microcomputer remote experimental system |
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| CN206259058U true CN206259058U (en) | 2017-06-16 |
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| CN201621151259.7U Expired - Fee Related CN206259058U (en) | 2016-10-31 | 2016-10-31 | A kind of single-chip microcomputer remote experimental system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393371A (en) * | 2017-08-03 | 2017-11-24 | 东华大学 | A kind of remote microcontroller virtual experimental system |
| CN108011950A (en) * | 2017-12-01 | 2018-05-08 | 杭州电子科技大学 | A kind of implementation method of remote radio frequency Experiment of Electrical Circuits platform |
| CN108538132A (en) * | 2018-05-29 | 2018-09-14 | 黄河科技学院 | A kind of Internet of Things embedded scm remote comprehensive experimental real-training platform |
| CN117391409A (en) * | 2023-12-12 | 2024-01-12 | 中发建筑技术集团有限公司 | Intelligent laboratory management platform and control method thereof |
-
2016
- 2016-10-31 CN CN201621151259.7U patent/CN206259058U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393371A (en) * | 2017-08-03 | 2017-11-24 | 东华大学 | A kind of remote microcontroller virtual experimental system |
| CN108011950A (en) * | 2017-12-01 | 2018-05-08 | 杭州电子科技大学 | A kind of implementation method of remote radio frequency Experiment of Electrical Circuits platform |
| CN108011950B (en) * | 2017-12-01 | 2020-08-07 | 杭州电子科技大学 | Implementation method of remote radio frequency circuit experiment platform |
| CN108538132A (en) * | 2018-05-29 | 2018-09-14 | 黄河科技学院 | A kind of Internet of Things embedded scm remote comprehensive experimental real-training platform |
| CN117391409A (en) * | 2023-12-12 | 2024-01-12 | 中发建筑技术集团有限公司 | Intelligent laboratory management platform and control method thereof |
| CN117391409B (en) * | 2023-12-12 | 2024-02-23 | 中发建筑技术集团有限公司 | Intelligent laboratory management platform and control method thereof |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20191031 |