CN102324203A - Comprehensive practical training device for Internet of things - Google Patents

Comprehensive practical training device for Internet of things Download PDF

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Publication number
CN102324203A
CN102324203A CN201110194090A CN201110194090A CN102324203A CN 102324203 A CN102324203 A CN 102324203A CN 201110194090 A CN201110194090 A CN 201110194090A CN 201110194090 A CN201110194090 A CN 201110194090A CN 102324203 A CN102324203 A CN 102324203A
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internet
module
things
training device
sensing node
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CN102324203B (en
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杜伟略
周志德
潘健
陈天娥
曹建峰
蔡建军
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Jiangsu blue creative intelligent Polytron Technologies Inc
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Wuxi Institute of Technology
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Abstract

The invention discloses a comprehensive practical training device for the Internet of things. The device comprises one or a plurality of general purpose sensor nodes, a coordinator, an embedded gateway, a computer and a practical training platform. The device focuses all the experiments on three platforms including a single chip, the embedded gateway and the computer, and gives the construction method of the environment of each platform and the basic experiments in details. The device can be used for professional course experiments and practical training of the applied technology of the Internet of things, and can be used for training of technology of the Internet of things. The comprehensive practical training platform for the Internet of things mainly provides service for professional teaching of the applied technology of the Internet of things, and aims at the experiments in courses such as wireless networking technology, Zigbee communication, embedded technology, visual programming and the like, fulfilment courses such as practical training of wireless networking of the Internet of things, practical training of embedded technology application, comprehensive practical training of technology of the Internet of things and the like, and innovation activities of students.

Description

The Internet of Things comprehensive training device
Technical field
The present invention relates to the research and teaching experimental provision, relate in particular to a kind of comprehensive training device that is applied to Internet of Things application technology specialty or sensing network technology specialty research and teaching.
Background technology
The actual training device that is used for the technology of Internet of things experiment at present mostly adopts the version of experimental box, and there is following shortcoming in the product of experimental box form: (one) sensing node input/output module is single, and unfixing, unfavorable laboratory room managing; (2) when experimental real-training, can not or download by student oneself programming, open relatively poor; (3) monitor data and image can not be transferred to host computer simultaneously, and communication mode lacks comprehensive.
Summary of the invention
Above-mentioned shortcomings and deficiencies to existing Internet of Things experimental box; The applicant improves through research; Provide a kind of system architecture clear, comprehensive strong, open good, the Internet of Things comprehensive training device of being convenient to manage has solved the problem that is run in the experiment of Internet of Things research and teaching.
Technical scheme of the present invention is following:
A kind of Internet of Things comprehensive training device comprises:
One or more general sensing nodes, each general sensing node are by the generic disk that power supply and IO interface are provided, and the Zigbee module, the sensing module that are installed on the generic disk form, and are used for input signal and control output; Said general sensing node is formed the Zigbee MANET, communicates with telegon;
Telegon, by the generic disk that power supply is provided, and the Zigbee module that is installed on the generic disk is formed; Communicate with said general sensing node, embedded gateway and computing machine;
Embedded gateway adopts the ARM9 kernel, plays intelligent gateway, connects telegon through serial ports each general sensing node is monitored, and be used for images and voice data; Be the embedded technology actual training device simultaneously, can carry out the embedded gateway experiment;
Computing machine connects telegon through serial ports each general sensing node is monitored, and is used for images and voice data;
Practical traning platform, built-in embedded system and each input/output module that supplies general sensing node to connect are used for simulation and replace controlled devices such as household electrical appliances, illumination, intelligent infrared alarm, monitoring, carry out real standard of wireless networking and the real standard of embedded technology.
Its further technical scheme is: the power supply of said general sensing node can also can and be charged by the USB power supply by rechargeable battery powered.
Its further technical scheme is: the available banana plug of the output of said general sensing node connects 3 I/O mouth lines, and also available 20 core ox horn plugs connect a plurality of I/O mouth lines.
Its further technical scheme is: the said input/output module that supplies general sensing node to connect comprises audible alarm module, LED light-adjusting module, step motor control module, DC MOTOR CONTROL module, LCD MODULE, LED panel module, RFID module, fan control module, and the interface of said each input/output module is general.
Its further technical scheme is: said computing machine and embedded gateway communicate through wired, GPRS, WiFi, images or voice data.
Its further technical scheme is: said computing machine and embedded gateway are through GPRS and mobile communication.
Its further technical scheme is: the chip model of said Zigbee module is CC2530.
Its further technical scheme is: the chip model of said ARM9 kernel is S3C2440.
Useful technique effect of the present invention is:
(1) input/output module is directly perceived, is convenient to management.System architecture is clear, can let the student more easily understand Internet of Things.
(2) three-layer technology of synthesis networking wireless networking, embedded technology, computer application software covers multi-door Internet of Things application technology specialized courses experiment and real standard, can reduce the laboratory investment, and cost performance is high.
(3) open good.The core technology of having showed the Internet of Things different aspects; Three-layer technology to wireless networking, embedded technology, computer application software; The student can start to programme; But training of students is programmed on each link of Internet of Things to Zigbee protocol chip CC2530, ARM9 core chip S3 2440, computing machine and is put into practice and innovation ability
(4) multiple functional, comprehensive strong.To data of different types (monitoring, sound, image), dissimilar communication mode (Zigbee, RFID, GPRS, WiFi) all can comprehensively be accomplished experiment simultaneously in a project.
(5) technology of Internet of things is applied to teaching field, let the student early understanding and understand Internet of Things, relation and application model between research radio frequency identification, sensing net and the Internet of Things, the technology of Internet of things of promotion country further advances.
(6) adopt sensing node simulation controlling object, realize simulated intelligence agricultural and Smart Home comprehensive practical traning project.
Description of drawings
Fig. 1 is a structural representation block diagram of the present invention.
Fig. 2 is practical traning platform panel figure of the present invention.
Embodiment
Further specify below in conjunction with the accompanying drawing specific embodiments of the invention.
As shown in Figure 1, the present invention includes following assembly:
One, general sensing node; Quantity is more than one; Each general sensing node is by the generic disk that power supply and IO interface are provided, and the Zigbee module (the chip model of Zigbee module is CC2530 in the present embodiment), the sensing module that are installed on the generic disk are formed.5 general sensing nodes are set in the present embodiment; 5 sensing nodes can be plugged the sensing module that is used to handle different types of data, further connect different input/output modules, are used for input sensor signal or RFID signal; And control output; Like audible alarm, LED light modulation, step motor control, DC MOTOR CONTROL, liquid crystal display, LED screen, RFID, fan control etc., each module interface is all general, sees mainly what kind of program sensing node selects for use.A plurality of modules can be connected on the same general sensing node under the less situation of connecting line.5 sensing nodes of present embodiment are formed the Zigbee MANET, communicate with telegon.The power supply of general sensing node can also can be exported by multiple mode by USB power supply and charging by rechargeable battery powered, as connecting 3 I/O mouth lines with banana plug, also can use 20 core ox horn plugs to connect a plurality of I/O mouth lines.
Two, telegon by the generic disk that power supply is provided, and is installed in the Zigbee module composition on the generic disk, and its hardware configuration and general sensing node are basic identical, do not connect various input/output modules but do not possess sensing module.Telegon and each general sensing node communicate, and communicate through serial ports RS232 and embedded gateway and computing machine.
Three, embedded gateway; Adopt ARM9 kernel (the chip model of ARM9 kernel is S3C2440 in the present embodiment); Play intelligent gateway, it connects telegon through serial ports RS232 monitors each general sensing node, and is used for images and voice data.Embedded gateway also is the embedded technology actual training device simultaneously, can carry out the embedded gateway experiment.The embedded gateway experiment, project is following: (one) general experiment: horse race lamp (use of port), charactron show experiment, external interrupt experiment, PWM (width modulation), serial communication, iic bus, ADC (AD conversion).(2) down experiment of (SuSE) Linux OS: the building of Linux development environment, LCD shows, Ethernet interface (data and computing machine interconnect _ photosensitive), CMOS camera, GSM/GPRS experiment, WIFI are tested.The installation of nuclear transfer and the making of YAFFS file system, LINUX driver instance (GPIO), Qt in the configuration of (transmission of video is to computing machine), IIS audio-frequency bus (transmission of audio is to computing machine), BOOTLOADER commonly used and compiling, the LINUX, establishment window and button, menu and shortcut, mouse-keyboard incident, Qt drawing (simple wireless humiture data acquisition upper and lower computer control and data presentation).(3) senior experiment: wireless multipoint data acquisition, data image remote monitoring.
Four, computing machine is connected with telegon through serial ports RS232, each general sensing node is monitored, and be used for images and voice data.Computing machine and embedded gateway communicate through wired, GPRS, WiFi, images or voice data.In addition, computing machine and embedded gateway are also through GPRS and mobile communication.
Five, practical traning platform; Built-in embedded system; And supply general sensing node to select the various input/output modules that connect, like audible alarm module, LED light-adjusting module, step motor control module, DC MOTOR CONTROL module, LCD MODULE, LED panel module, RFID module, fan control module etc.Be used for simulation and replace controlled devices such as household electrical appliances, illumination, intelligent infrared alarm, monitoring, carry out real standard of wireless networking and the real standard of embedded technology.The present invention adopts the practical traning platform form; The input/output module of general sensing node places on the panel of experiment table, and embedded system also places on the panel, and real standard of wireless networking and the real standard of embedded technology are united two into one; And comprehensively this two subjects journey is used, display material working application technology.
The present invention by sensing node design and produce, the real standard of many sensing nodes networking, embedded system, computer system four parts form, and showed the core technology of Internet of Things different aspects.The perception of sensing node and networking; The integrated use of various communication modes; Writing of application layer INTERFACE DESIGN and watchdog routine designed detection control, the detection control of Temperature Humidity Sensor, point-to-point communication process, packet parsing, wireless sensing node signal strength test, GPRS communication, the images of embedded system, the design of application interface, the serial communication data of optical sensor and added database, passes through a plurality of single experiments such as WIFI acceptance and display video through computer control Zigbee node, Ethernet data communication, computing machine for these 3 aspects; Reading intelligent agriculture, Smart Home comprehensive practical tranings such as (heterogeneous networks) have also been designed.
The present invention focuses on single-chip microcomputer, embedded and computing machine three large platforms to all experiments, and has provided the building method and the infrastest of platform environment separately in detail.Can be used for the specialized courses experiment and real standard of Internet of Things application technology, also can be used as the training of technology of Internet of things.The Internet of Things comprehensive practical traning platform is mainly served Internet of Things application technology professional teaching, to the experiment of courses such as wireless networking technology, Zigbee communication, embedded technology, visualization procedure design; And Internet of Things wireless networking practice class course and student's innovation activities such as standard, the real standard of embedded technology application, technology of Internet of things comprehensive practical traning in fact.
Main real standard project of the present invention is following:
Infrastest:
1, by the flicker of key control LED lamp.
2, dot matrix pattern 12864LCD module shows.
3, the use of timer T1, T2, T3, T4.
4, the use of I/O external interrupt.
5, the measurement of temperature in the sheet.
6, wired serial ports transmitting-receiving.
7, button is provided with waking up of system power dissipation pattern and sleep mode.
8, Temperature Humidity Sensor data acquisition.
9, intensity of illumination data acquisition.
10, pressure sensor data collection.
11, alcohol concentration sensor data acquisition.
12, smoke transducer data acquisition.
13, acceleration transducer data acquisition.
14, RFID Card Reader data acquisition.
15, optoelectronic induction sensor data acquisition.
16, Stepping Motor Control.
17, control of DC.
18, LED illuminating lamp stepless dimming control.
19, LED dot matrix screen shows control.
20, the detection of sensing node signal intensity.
21, fan, hummer control.
22, sensing node utilizes the GPRS Long-distance Control.
Senior experiment
1, Zigbee point-to-point communication---humiture data acquisition control (wireless, binding procedure).
2, Zigbee protocal analysis.
3, tree-like networking---illumination of two humitures (node is that router is transmitted in the middle of three nodes).
4, Zigbee radial network communication---RFID Card Reader data, humiture collection control (terminal node, aggregation node).
5, Zigbee Mesh Netcom letter---Smart Home.
6, Zigbee desktop programs---wireless LED dot matrix screen shows control.
Embedded gateway:
Experiment (bare machine)
1, horse race lamp (use of port).
2, charactron shows experiment.
3, external interrupt experiment.
4, PWM (width modulation).
5, serial communication.
6, iic bus.
7, ADC (AD conversion).
(SuSE) Linux OS is experiment down
1, the Linux development environment builds.
2, LCD shows.
3, Ethernet interface (data and computing machine interconnect _ photosensitive).
4, CMOS camera.
5, GSM/GPRS experiment.
6, WIFI experiment.(transmission of video is to computing machine).
7, IIS audio-frequency bus (transmission of audio is to computing machine).
8, configuration and the compiling of BOOTLOADER commonly used.
9, nuclear transfer and YAFFS file system are made in the LINUX.
10, LINUX driver instance (GPIO).
11, the installation of Qt.
12, create window and button.
13, menu and shortcut.
14, mouse-keyboard incident.
15, Qt drawing (simple wireless humiture data acquisition upper and lower computer control and data presentation).
Real standard
Project one: wireless multipoint data acquisition.
Project two: data image remote monitoring.
Network layer:
Experiment
1, the operation of database.
2, the design of application interface.
3, serial communication data are added database (Zigbee module).
4, through computer control Zigbee node.
5, Ethernet data communication (computing machine is accepted the information on the ARM plate through LAN is arranged).
6, the communication of GPRS.
7, computing machine is accepted and display video through WIFI.
Real standard
1, communicates by letter with the aggregation node of Zigbee and show topological diagram (instant sampling).
2, street lamp Long-distance Control.
3, reading intelligent agriculture (humidity is sprayed, illumination adds lustre to system, temperature is heated).
4, Smart Home (gate inhibition, ventilation, electric cooker, washing machine, electric heater, monitoring, note, circumference etc.).
5. home intelligent security protection.
Above-described only is preferred implementation of the present invention, the invention is not restricted to above embodiment.Be appreciated that other improvement and variation that those skilled in the art directly derive or associate under the prerequisite that does not break away from spirit of the present invention and design, all should think to be included within protection scope of the present invention.

Claims (8)

1. Internet of Things comprehensive training device is characterized in that comprising:
One or more general sensing nodes, each general sensing node are by the generic disk that power supply and IO interface are provided, and the Zigbee module, the sensing module that are installed on the generic disk form, and are used for input signal and control output; Said general sensing node is formed the Zigbee MANET, communicates with telegon;
Telegon, by the generic disk that power supply is provided, and the Zigbee module that is installed on the generic disk is formed; Communicate with said general sensing node, embedded gateway and computing machine;
Embedded gateway adopts the ARM9 kernel, plays intelligent gateway, connects telegon through serial ports each general sensing node is monitored, and be used for images and voice data; Be the embedded technology actual training device simultaneously, can carry out the embedded gateway experiment;
Computing machine connects telegon through serial ports each general sensing node is monitored, and is used for images and voice data;
Practical traning platform, built-in embedded system and each input/output module that supplies general sensing node to connect are used for simulation and replace controlled devices such as household electrical appliances, illumination, intelligent infrared alarm, monitoring, carry out real standard of wireless networking and the real standard of embedded technology.
2. according to the said Internet of Things comprehensive training device of claim 1, it is characterized in that: the power supply of said general sensing node can also can and be charged by the USB power supply by rechargeable battery powered.
3. according to the said Internet of Things comprehensive training device of claim 1, it is characterized in that: the available banana plug of the output of said general sensing node connects 3 I/O mouth lines, and also available 20 core ox horn plugs connect a plurality of I/O mouth lines.
4. according to the said Internet of Things comprehensive training device of claim 1; It is characterized in that: the said input/output module that supplies general sensing node to connect comprises audible alarm module, LED light-adjusting module, step motor control module, DC MOTOR CONTROL module, LCD MODULE, LED panel module, RFID module, fan control module, and the interface of said each input/output module is general.
5. according to the said Internet of Things comprehensive training device of claim 1, it is characterized in that: said computing machine and embedded gateway communicate through wired, GPRS, WiFi, images or voice data.
6. according to the said Internet of Things comprehensive training device of claim 1, it is characterized in that: said computing machine and embedded gateway are through GPRS and mobile communication.
7. according to the said Internet of Things comprehensive training device of claim 1, it is characterized in that: the chip model of said Zigbee module is CC2530.
8. according to the said Internet of Things comprehensive training device of claim 1, it is characterized in that: the chip model of said ARM9 kernel is S3C2440.
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CN102707689A (en) * 2012-06-04 2012-10-03 陕西科技大学 Security system of factory based on Internet of things and implementation method thereof
CN102750854A (en) * 2012-07-24 2012-10-24 无锡职业技术学院 Practical training system for applying Internet of Things and practical training method thereof
CN103019194A (en) * 2012-12-03 2013-04-03 张剑 Intelligent home system based on Internet of things technology
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CN104464396A (en) * 2014-12-08 2015-03-25 华东师范大学 Geography air temperature daily change detecting and teaching system and method based on Zigbee
CN105185177A (en) * 2015-08-31 2015-12-23 智慧天下(武汉)网络技术有限公司 General intelligent management platform applied to electrical specialty group experiment teaching
CN105185011A (en) * 2015-10-26 2015-12-23 广西职业技术学院 Safety door mobile phone warning device with wireless technology
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CN105551316A (en) * 2016-01-21 2016-05-04 苏州市职业大学 Smart office room practical training system based on IOT (Internet of Things) technology
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CN103019194A (en) * 2012-12-03 2013-04-03 张剑 Intelligent home system based on Internet of things technology
CN103165005A (en) * 2013-03-26 2013-06-19 昆山杰普软件科技有限公司 Open experiment platform for teaching of Internet of thing engineering
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CN105187537A (en) * 2015-09-14 2015-12-23 武汉慧联无限科技有限公司 Internet of Things comprehensive practical training system
CN105185011A (en) * 2015-10-26 2015-12-23 广西职业技术学院 Safety door mobile phone warning device with wireless technology
CN105551316A (en) * 2016-01-21 2016-05-04 苏州市职业大学 Smart office room practical training system based on IOT (Internet of Things) technology
CN106097639A (en) * 2016-07-20 2016-11-09 广西科技大学 Intelligent safety and defence system
CN107027232A (en) * 2017-05-08 2017-08-08 安徽科发信息科技有限公司 A kind of solar street light based on technology of Internet of things
CN107369345A (en) * 2017-08-31 2017-11-21 任红叶 A kind of Internet of Things teaching platform and its control method
CN107369345B (en) * 2017-08-31 2019-11-22 韩端国际教育科技(深圳)有限公司 A kind of Internet of Things teaching platform and its control method
CN107622720A (en) * 2017-09-02 2018-01-23 张瑞君 A kind of teaching experiment system based on technology of Internet of things
CN107633727A (en) * 2017-11-06 2018-01-26 昆山杰普软件科技有限公司 Internet of things comprehensive experimental system
CN107633727B (en) * 2017-11-06 2019-09-24 昆山杰普软件科技有限公司 Internet of Things comprehensive experimental system
CN108281054A (en) * 2017-12-29 2018-07-13 成都农业科技职业学院 Novel Internet of Things comprehensive training platform expansion board
CN108538122A (en) * 2018-04-11 2018-09-14 镇江高等职业技术学校 A kind of Table top type experiment platform for IOT of automatic scoring
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