CN204990931U - Singlechip experimental apparatus with wireless sensor network transmit system - Google Patents
Singlechip experimental apparatus with wireless sensor network transmit system Download PDFInfo
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- CN204990931U CN204990931U CN201520647949.0U CN201520647949U CN204990931U CN 204990931 U CN204990931 U CN 204990931U CN 201520647949 U CN201520647949 U CN 201520647949U CN 204990931 U CN204990931 U CN 204990931U
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Abstract
The utility model discloses a singlechip experimental apparatus with wireless sensor network transmit system belongs to one kind and observes and controls and wireless network technology teaching equipment, including singlechip nucleus module and radio communication unit, including first singlechip chip and second single -chip microcomputer chip in the singlechip nucleus module, including a radio communication module and the 2nd radio communication module in the radio communication unit, a radio communication module, the 2nd radio communication module all insert first singlechip chip and second single -chip microcomputer chip, through set up two kinds of singlechips in the singlechip nucleus module for two kinds of single -chip module autonomous workings can be supported to the experimental apparatus, and two kinds of wireless network communication mode mutual independence work can be supported to the radio communication module of two kinds of differences in the radio communication unit, and the student can select zigbee and wifi to realize wireless data transmission according to the hobby, and studys and explore this dual mode, accessible expander circuit board is convenient nimble in the use builds and dismantles the experimental circuit.
Description
Technical field
The utility model relates to a kind of observing and controlling and radio network technique teaching equipment, and in particular, the utility model relates generally to a kind of singlechip experimental facility with wireless sensor network transfer function.
Background technology
Wireless communication technology is nowadays Internet of Things epoch topmost means of communication, in the various communication facilities of wifi technology widespread use, and ZigBee technology ripe application abroad, be also in the rise stage at home.Along with the development of technology of Internet of things, the demand of enterprise to the Internet of Things talent also improves day by day, and existing Platform of Experimental Teaching can not meet the demand of this respect personnel training gradually.
One chip microcomputer is called for short single-chip microcomputer, has the logical operation function the same with computing machine, volume is little, quality is light, low price, is widely used in every field, especially in electronics and engineering goods, all can be integrated with single-chip microcomputer.For the key player that singlechip technology is played the part of in every field, in order to meet vast single-chip microcomputer fan and product development personnel to single-chip learning demand, market there is microcomputer development plate of all kinds, and with 51 single-chip microcomputers for main flow.Nowadays 51 single-chip microcomputers become vast single-chip microcomputer fan get started study first-selection.But along with the fast development of microprocessor technology and integrated circuit technique, the application of singlechip technology is constantly expanded and is goed deep into, have more at a high speed, more the single-chip microcomputer of Large Copacity, more high power capacity emerge in large numbers like the mushrooms after rain, gradually can not meet the demand of daily study, teaching and production for 51 traditional single-chip learnings.
Utility model content
One of the purpose of this utility model is for above-mentioned deficiency, a kind of singlechip experimental facility with wireless sensor network transfer function is provided, to expect the function singleness solving existing microcomputer development plate in prior art, extendability is poor, cannot meet the technical matters such as demand of study daily at present, teaching and production.
For solving above-mentioned technical matters, the utility model by the following technical solutions:
A kind of singlechip experimental facility with wireless sensor network transfer function provided by the utility model, comprise single-chip core core module and wireless communication unit, described single-chip core core module comprises the first singlechip chip and second singlechip chip, and described first singlechip chip and second singlechip chip access basic circuit and control module respectively; The first wireless communication module and the second wireless communication module is at least comprised in described wireless communication unit, described first wireless communication module and the second wireless communication module access interface modular converter respectively, described first wireless communication module, the second wireless communication module all access the first singlechip chip and second singlechip chip; Described first singlechip chip, second singlechip chip, the first wireless communication module, the second wireless communication module access expander board respectively, for making the pin of chip be expanded by the jack on expander board and printed circuit board traces.
As preferably, further technical scheme is: described expander board is provided with electronic devices and components, described electronic devices and components carry out grafting installation by the bread board on expander board, and then are connected with the jack on expander board and printed circuit board traces.
Further technical scheme is: described electronic devices and components comprise electric capacity, resistance, inductance, thermocouple temperature sensor, infrared distance measuring sensor, ultrasonic distance-measuring sensor, photoresistance survey light intensity sensor, Temperature Humidity Sensor, color sensor, liquid crystal display, LED charactron, A/D converter, in the middle of hummer any one or multiple.
Further technical scheme is: the control module access power module in described single-chip core core module.
Further technical scheme is: the interface modular converter in described wireless communication unit is arranged on external circuit board, and described external circuit board is also provided with printed circuit board, and described printed circuit board also accesses power module.
Further technical scheme is: described power module is accumulator, for providing the DC voltage of 5V or 3.3V to single-chip core core module and wireless communication unit.
Further technical scheme is: described first wireless communication module is zigbee module, and the second wireless communication module is wifi module.
Compared with prior art, one of the beneficial effects of the utility model are: by arranging two kinds of single-chip microcomputers in single-chip core core module, make experimental provision can support two kinds of separate work of one-chip computer module, such as meet by singlechip chip STC89LE52RC the demand that single-chip microcomputer beginner gets started to single-chip microcomputer, meet student to the study of more ripe singlechip technology and exploration by STM32FL02 singlechip chip; And two kinds in wireless communication unit different wireless communication modules can support two kinds of separate work of wireless communication mode, student can select zigbee and wifi to realize Wireless Data Transmission according to hobby, and learns these two kinds of modes and explore; By convenient, flexible the building and dismantle experimental circuit of expander board in using, simultaneously a kind of singlechip experimental facility structure with wireless sensor network transfer function provided by the utility model is simple, be suitable for carrying out learning and imparting knowledge to students in all kinds of place, range of application is wide.
Accompanying drawing explanation
Fig. 1 is the structural schematic block diagram for illustration of the utility model embodiment;
Fig. 2 is the device feature distribution schematic diagram for illustration of another embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further elaborated.
Shown in figure 1, an embodiment of the present utility model is a kind of singlechip experimental facility with wireless sensor network transfer function, comprise single-chip core core module and wireless communication unit, wherein should comprise the first singlechip chip and second singlechip chip in single-chip core core module, this first singlechip chip and second singlechip chip also need to access basic circuit and control module respectively; In addition, in aforesaid wireless communication unit, at least should comprise the first wireless communication module and the second wireless communication module, by the first wireless communication module and the second wireless communication module access interface modular converter respectively; What is more important, the first wireless communication module in experimental provision, the second wireless communication module all access the first singlechip chip and second singlechip chip, namely the first wireless communication module, the second wireless communication module access the first singlechip chip respectively, and the first wireless communication module, the second wireless communication module access second singlechip chip respectively; And the first singlechip chip, second singlechip chip, the first wireless communication module, the second wireless communication module also need to access expander board respectively, for making the pin of chip be expanded by the jack on expander board and printed circuit board traces.
In the present embodiment, by arranging two kinds of single-chip microcomputers in single-chip core core module, make experimental provision can support two kinds of separate work of one-chip computer module, such as meet by singlechip chip STC89LE52RC the demand that single-chip microcomputer beginner gets started to single-chip microcomputer, meet student to the study of more ripe singlechip technology and exploration by STM32FL02 singlechip chip; And two kinds in wireless communication unit different wireless communication modules can support two kinds of separate work of wireless communication mode, student can select zigbee and wifi to realize Wireless Data Transmission according to hobby, and learns these two kinds of modes and explore; By convenient, flexible the building and dismantle experimental circuit of expander board in using.
In another embodiment of the present utility model, as mentioned here above, the first above-mentioned singlechip chip can adopt STC89LE52RC single-chip microcomputer to be SMD 51 single-chip microcomputers, 8051 single-chip microcomputers that its instruction code is completely compatible traditional; Second singlechip can adopt STM32FL02 single-chip microcomputer, and this single-chip microcomputer is the single-chip microcomputer based on ARMCortex-M3 kernel of group of STMicw Electronics research and development, has the travelling speed higher than traditional 51 single-chip microcomputers, abundanter function; The interface providing the program of firing for STM32FL02 single-chip microcomputer can be set in above-mentioned control module, and two kinds of monolithic processor resettings control and the selector switch normally running two kinds of functions; Pin each on singlechip chip is then connected with basic electronic component and expander board by printed circuit wiring by above-mentioned basic circuit, ensures the realization of single-chip microcomputer basic function and function expansibility.
Further, two communication modules in above-mentioned wireless communication unit can consider existing main flow wireless communication module, such as, using zigbee module as the first above-mentioned wireless communication module, using wifi module as the second above-mentioned wireless communication module.The wherein zigbee module XBee_RF chip that DIGI company can be adopted to produce; Described XBee_RF chip is the zigbee module that the remote low-power consumption speed of a built-in protocol stack passes, and it uses AT Command Set mode to arrange the parameter of module by serial ports, and is realized the transmission of data by serial ports.The XBee_wifi chip that wifi module then adopts DIGI to produce; Described XBee_wifi chip is a kind of low-power consumption, serial ports turns wifi network and realizes data transmission, adopts the flush bonding module of XBee structure.And the interface modular converter in above-mentioned wireless communication unit is arranged on external circuit board, described external circuit board is also provided with printed circuit board, described printed circuit board also accesses power module; What aforementioned interface modular converter generally adopted is serial port transform USB module, and this module adopts FT232BM serial ports to turn USB chip, and aforesaid XBee_RF chip can be connected by USB and PC with XBee_wifi chip.
PC, can quick-setting two kinds of XBee wireless communication chips by the X-CTU software of DIGI company; Simultaneously, the serial ports being loaded with XBee chip is turned USB circuit board and connect PC, and then the data of wireless communication module from experimental box can be received by serial ports.
Same, the control module in above-mentioned single-chip core core module also accesses power module; And above-mentioned power module can adopt accumulator, for providing the DC voltage of 5V or 3.3V to single-chip core core module and wireless communication unit; Utilize the convenience of accumulator, experimental provision can be utilized to carry out experimental teaching when external power receptacle deficiency.
Above-mentioned expander board has separate jack, and by expanding bread board, experimenter can build various sensor acquisition control circuit neatly, and utilizes wireless communication module to realize wireless data transmission.Just as mentioned previously, all kinds of electronic devices and components are installed in the effect of expander board; Electronic devices and components carry out grafting installation by the bread board on expander board, and then are connected with the jack on expander board and printed circuit board traces, and then are indirectly connected with singlechip chip, realize building of different experiments circuit.In the electronic devices and components can installed on expander board, comprise the basic electronic devices and components such as electric capacity, resistance, inductance, also thermopair DS2760 temperature sensor is comprised, infrared distance measuring sensor, ultrasonic distance-measuring sensor, light intensity sensor is surveyed in photoresistance, humiture SHT11 sensor, the sensors such as color sensor TCS3200; Also comprise liquid crystal display, LED charactron, A/D converter, hummer etc.; One wherein can be selected or concentrate on grafting on bread board to install in concrete experiment.
As shown in Figure 2, in the present embodiment, aforesaid all parts as shown in Figure 2 be arranged in the casing of experimental provision; The above-mentioned accumulator as power module is arranged in below the printed circuit board of casing.
Shown in Fig. 1, the above-mentioned preferred embodiment of the utility model in actual use, using expander board as connecting the interface of one-chip computer module, by printed circuit, the P10 ~ P17 of STC89LE52RC single-chip microcomputer, P20 ~ 27, P30 ~ 37 pin and STM32FL02 single-chip microcomputer PA0 ~ PA15, PB0 ~ PB7, PC0 ~ PB15 pin are independently connected with the jack on expander board; Simultaneously again using expander board as the interface connecting wireless communication module, by printed circuit, each for XBee_RF with XBee_wifi pin is independently connected with jack; Also using expander board as the interface of power module, 3.3V, 5V voltage is provided to export with the requirement adapting to two XBee chips and single-chip microcomputer operating voltage by jack; In addition, experimenter can build experimental circuit neatly in jack bread board, and concrete experimental example is as follows:
1, single-chip microcomputer infrastest
1) from experimental box two kinds of single-chip microcomputers, at least select a kind of single-chip microcomputer to test, by USB data line, corresponding SCM ISP interface is connected with the computing machine installing related software, download the program editted.If STM32FL02 single-chip microcomputer, need RUN/ISP selector switch to beat to download to ISP;
2) experimentally demand, builds corresponding circuit by wire in bread board;
3) open the power switch on corresponding single-chip microcomputer, test.If STM32FL02 single-chip microcomputer, need RUN/ISP selector switch to beat to run to RUN;
Single-chip microcomputer is had to the experimenter going deep into rational learning further, the embedded STM32FL02 single-chip microcomputer of the high-performance had, low cost, low-power consumption can meet more professional single-chip learning demand.
2, radio communication experiment
1) from experimental box, at least select one in two kinds of communications, corresponding XBee chip is loaded into serial ports and turns on USB circuit board, by USB data line, this serial ports is turned USB circuit board and be connected with the computing machine that X-CTU software is housed.X-CTU software is utilized to be configured the XBee chip that serial ports turns USB circuit board contained;
2) the same with single-chip microcomputer infrastest, download Single Chip Microcomputer (SCM) program, experimentally demand, in bread board, build corresponding circuit by wire.Be connected with XBee chip DOUT, DIN pin with wire microcomputer series interface communication pin.The data that single-chip microcomputer will send will be gone out by XBee chip emission by serial communication, and the data that receive also can receive external data by XBee chip and import in single-chip microcomputer by serial communication;
3) open the power switch on corresponding single-chip microcomputer and wireless communication module, test.If STM32FL02 single-chip microcomputer, need RUN/ISP selector switch to beat to run to RUN;
By zigbee, wifi two kinds of communications, student can understand the wireless communication transmission at two kinds of different frequency ranges, and promotes the ability of single-chip microcomputer of applying in a flexible way.
Because experiment classification is many, therefore experimental box is designed to preferred form:
In addition, above-mentioned XBee chip can provide point-to-point, the reciprocity topological support of point-to-multipoint, and the ConnectPort series gateway that two kinds of XBee wireless communication chips can be produced with DIGI communicates; Data can be imported into the high in the clouds of DIGI corporate device cloud by the latter, are checked the data of experimental box by the mode opening webpage.And by building different measure and control test platforms, student can carry out that many course set are comprehensive, the practice of system, innovation research.
Than that described above, a kind of singlechip experimental facility with wireless sensor network transfer function disclosed in the utility model, also has following feature:
1) selectivity is many, changes the restriction that traditional singlechip experimental board only has a single-chip microcomputer, meets student and to get started from single-chip microcomputer the demand of the different learning phase of academic program single-chip microcomputer.By 51 traditional single-chip learnings, the rudimentary knowledge of single-chip microcomputer can be understood; By more professional STM32 series monolithic class hour, more ripe singlechip technology can be learnt further.Also provide two kinds of wireless transmission methods at wireless communication module, student, while the wifi mechanics of communication understanding study burning hot development now, also can deepen the zigbee Internet of Things communication technology that is popular abroad and that constantly rise at home.
2) favorable expandability, today of electronic information technology fast development, experimental teaching must immediately following the development of technology, and this needs frequent renewal technology, Suitable content, addition item.Easily extensible circuit board module of the present utility model, constantly can introduce renewal, more advanced electronic component to enrich education experiment content.
3) application is wide, and the range of application of experimental provision can expand to the education experiment at all levels of the courses such as DLC (digital logic circuit), Analogical Electronics, Signals & Systems, single chip application technology, Principles of Microcomputers and interfacing, Principles of Computer Composition, embedded system, Sensors & Testing Technology, computer supervisory control system, Integrated Electronic System design; Also be applicable to that curriculum innovation is put into practice, Comprehensive Course design, graduation project etc.
Than that described above, also it should be noted that spoken of in this manual " embodiment ", " another embodiment ", " embodiment " etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and be included at least one embodiment of the application's generality description.Multiple place occurs that statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, when describing specific features, structure or a feature in conjunction with any embodiment, what advocate is also drop in scope of the present utility model to realize this feature, structure or feature in conjunction with other embodiments.
Although be described the utility model with reference to multiple explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and embodiment, these amendments and embodiment will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of, accompanying drawing open in the application and claim, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (7)
1. one kind has the singlechip experimental facility of wireless sensor network transfer function, comprise single-chip core core module and wireless communication unit, it is characterized in that: described single-chip core core module comprises the first singlechip chip and second singlechip chip, described first singlechip chip and second singlechip chip access basic circuit and control module respectively; The first wireless communication module and the second wireless communication module is at least comprised in described wireless communication unit, described first wireless communication module and the second wireless communication module access interface modular converter respectively, described first wireless communication module, the second wireless communication module all access the first singlechip chip and second singlechip chip; Described first singlechip chip, second singlechip chip, the first wireless communication module, the second wireless communication module access expander board respectively, for making the pin of chip be expanded by the jack on expander board and printed circuit board traces.
2. the singlechip experimental facility with wireless sensor network transfer function according to claim 1, it is characterized in that: described expander board is provided with electronic devices and components, described electronic devices and components carry out grafting installation by the bread board on expander board, and then are connected with the jack on expander board and printed circuit board traces.
3. the singlechip experimental facility with wireless sensor network transfer function according to claim 2, it is characterized in that: described electronic devices and components comprise electric capacity, resistance, inductance, thermocouple temperature sensor, infrared distance measuring sensor, ultrasonic distance-measuring sensor, photoresistance survey light intensity sensor, Temperature Humidity Sensor, color sensor, liquid crystal display, LED charactron, A/D converter, in the middle of hummer any one or multiple.
4. the singlechip experimental facility with wireless sensor network transfer function according to claim 1, is characterized in that: the control module in described single-chip core core module also accesses power module.
5. the singlechip experimental facility with wireless sensor network transfer function according to claim 1 or 4, it is characterized in that: the interface modular converter in described wireless communication unit is arranged on external circuit board, described external circuit board is also provided with printed circuit board, and described printed circuit board also accesses power module.
6. the singlechip experimental facility with wireless sensor network transfer function according to claim 5, is characterized in that: described power module is accumulator, for providing the DC voltage of 5V or 3.3V to single-chip core core module and wireless communication unit.
7. the singlechip experimental facility with wireless sensor network transfer function according to claim 1, is characterized in that: described first wireless communication module is zigbee module, and the second wireless communication module is wifi module.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513472A (en) * | 2016-02-02 | 2016-04-20 | 青岛工学院 | Multicore single-chip microcomputer embedded teaching experiment platform |
| CN106781921A (en) * | 2017-01-18 | 2017-05-31 | 广州大学 | A kind of Internet of Things experimental box based on STM32 microcontrollers |
| CN107155051A (en) * | 2017-05-02 | 2017-09-12 | 卢坤 | A kind of video camera of integrated multi-parameter sensor |
| CN107845319A (en) * | 2017-11-28 | 2018-03-27 | 河南理工大学 | A kind of Mine Monitoring and Control System experiment teaching aid |
| CN111402691A (en) * | 2020-04-13 | 2020-07-10 | 浙江科盈新材料科技有限公司 | A intelligent machine dog experimental apparatus for innovation education |
| CN113706974A (en) * | 2021-09-07 | 2021-11-26 | 哈尔滨工业大学（威海） | Ocean exploration technology teaching experiment system |
-
2015
- 2015-08-25 CN CN201520647949.0U patent/CN204990931U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513472A (en) * | 2016-02-02 | 2016-04-20 | 青岛工学院 | Multicore single-chip microcomputer embedded teaching experiment platform |
| CN106781921A (en) * | 2017-01-18 | 2017-05-31 | 广州大学 | A kind of Internet of Things experimental box based on STM32 microcontrollers |
| CN107155051A (en) * | 2017-05-02 | 2017-09-12 | 卢坤 | A kind of video camera of integrated multi-parameter sensor |
| CN107845319A (en) * | 2017-11-28 | 2018-03-27 | 河南理工大学 | A kind of Mine Monitoring and Control System experiment teaching aid |
| CN111402691A (en) * | 2020-04-13 | 2020-07-10 | 浙江科盈新材料科技有限公司 | A intelligent machine dog experimental apparatus for innovation education |
| CN113706974A (en) * | 2021-09-07 | 2021-11-26 | 哈尔滨工业大学（威海） | Ocean exploration technology teaching experiment system |
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