CN203337188U - Wireless sensing and CAN (controller area network) bus field test system - Google Patents
Wireless sensing and CAN (controller area network) bus field test system Download PDFInfo
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- CN203337188U CN203337188U CN2013204207952U CN201320420795U CN203337188U CN 203337188 U CN203337188 U CN 203337188U CN 2013204207952 U CN2013204207952 U CN 2013204207952U CN 201320420795 U CN201320420795 U CN 201320420795U CN 203337188 U CN203337188 U CN 203337188U
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Abstract
The utility model discloses a wireless sensing and CAN (controller area network) bus field test system, wherein a master station system comprises a computer host, a master station controller and a serial port module; a slave station system comprises at least one site and a test point; each site is composed of a site controller and a radiofrequency reception module; each test point is composed of a radiofrequency transmission module, a test point controller and a temperature-humidity module; the temperature-humidity modules of the test points are arranged in different acquisition areas respectively, an the output ends of the temperature-humidity modules are connected with the test point controllers; the output ends of the test point controllers are connected with the radiofrequency transmission modules; the radiofrequency transmission modules are wirelessly connected with the radiofrequency reception modules of the corresponding sites, and the output ends of the radiofrequency reception modules are connected with the input ends of the site controllers; the site controllers of all the sites are connected with the master station controller by a CAN bus; and the output end of the master station controller is connected with the computer host by the serial port module. The wireless sensing and CAN bus field test system disclosed by the utility model can be applied to modern agricultural production process monitoring, and can realize intensive production.
Description
Technical field
The utility model relates to agricultural automation monitoring field, is specifically related to the total field of line test macro of a kind of wireless sensing and CAN.
Background technology
Modern agricultural production is no longer past crude management pattern, but, towards intensive management, meticulous process future development, this has proposed challenge all to current agriculture production technology pattern.At present, the CAN bussing technique is applied to agriculture field, as Agriculture Mobile Robot, agricultural automation water-saving irrigation system, automatic greenhouse monitoring system etc., these are all CAN bus successful Application cases.Yet, these application cases all need to realize by the entity wire connection of system each several part, if applied environment of living in is when to be agricultural producing areas larger, the simple robotization agricultural system realized by wire not only need to expend a large amount of man power and materials and connected up at the beginning of operation, and these circuits can be exposed to the sun by the sun and irrigation water corrodes for a long time in farmland, and the danger such as conduction appears.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of wireless sensing and the total field of line test macro of CAN, and it is applied to the modern agricultural production process monitoring, has realized preferably intensive production.
For addressing the above problem, the total field of line test macro of the wireless sensing that the utility model is designed and CAN, comprise main station system and slave station system; Wherein main station system comprises host computer, main station controller and serial port module; The slave station system comprises at least one website and test point, corresponding at least one test point of each website; Each website is comprised of site controller and Receiver Module; Each test point is comprised of radiofrequency emitting module, test point controller and humiture module; The humiture module of test point is separately positioned in different pickup area, and the output terminal of humiture module is connected with the test point controller; The output terminal of test point controller is connected with radiofrequency emitting module; The radiofrequency emitting module wireless connections the Receiver Module of corresponding website, the output terminal of Receiver Module is connected with the input end of site controller; The site controller of all websites all connects main station controller by the CAN bus; The output terminal of main station controller is connected with host computer through serial port module.
In such scheme, described main station controller and site controller adopt the controller of same type.
In such scheme, described main station controller and site controller are the STM32 controller.
In such scheme, described test point controller is the C8051F controller.
In such scheme, described serial port module is the RS232 serial port module.
Compared with prior art, the utility model just CAN bussing technique combines with wireless sensor technology, is applied to farm production factors temperature and humidity monitor, without complexity, connects up, human and material resources not only can be effectively saved, and dangerous generation can be reduced.
The accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Embodiment
The total field of line test macro of a kind of wireless sensing and CAN, as shown in Figure 1, comprise main station system and slave station system.Wherein main station system comprises host computer, main station controller and serial port module.The slave station system comprises at least one website and test point, corresponding at least one test point of each website.Each website is comprised of site controller and Receiver Module.Each test point is comprised of radiofrequency emitting module, test point controller and humiture module.The humiture module of test point is separately positioned in different pickup area, and the output terminal of humiture module is connected with the test point controller.The output terminal of test point controller is connected with radiofrequency emitting module.The radiofrequency emitting module wireless connections the Receiver Module of corresponding website, the output terminal of Receiver Module is connected with the input end of site controller.The site controller of all websites all connects main station controller by the CAN bus.The output terminal of main station controller is connected with host computer through serial port module.
In the utility model, described main station controller and site controller adopt the controller of same type, and test point controller and main station controller and site controller adopt dissimilar controller.In the utility model preferred embodiment, main station controller and site controller are selected the more STM32 controller of horn of plenty of function.The test point controller is selected lower-cost C8051F controller.In addition, select the RS232 serial port module for the serial port module that connects host computer and main station controller.The work that cooperatively interacts of radiofrequency emitting module and Receiver Module, in the utility model preferred embodiment, all radiofrequency emitting modules and Receiver Module all adopt the RF1101 wireless module.Sensor for the temperature and humidity that gathers agricultural producing areas adopts the warm and humid module of DHT11.
Whole test macro of the present utility model adopts the master-salve station mode, by the programming of the exploitation to STM32 primary controller ARM7 application system, realizes master station and follow station CAN bus interface communication function.The humiture collection module tentatively intends adopting the DHT11 module; The slave station wireless sensor network be take the RF1101 module as core, adopts CSMA/CA communication protocol mechanism, solves the efficiency of each test node to the transmission of slave station wireless communication data.Host computer is that host computer carries out the dynamic scan demonstration to the correlation parameter curve of each monitoring site in real time, and correlation parameter is preserved.As required the warning upper lower limit value of checkout area humiture mean parameter set up on their own, exceed alarming value and pointed out.
Claims (5)
1. the total field of line test macro of wireless sensing and CAN, is characterized in that: comprise main station system and slave station system; Wherein main station system comprises host computer, main station controller and serial port module; The slave station system comprises at least one website and test point, corresponding at least one test point of each website; Each website is comprised of site controller and Receiver Module; Each test point is comprised of radiofrequency emitting module, test point controller and humiture module;
The humiture module of test point is separately positioned in different pickup area, and the output terminal of humiture module is connected with the test point controller; The output terminal of test point controller is connected with radiofrequency emitting module; The radiofrequency emitting module wireless connections the Receiver Module of corresponding website, the output terminal of Receiver Module is connected with the input end of site controller; The site controller of all websites all connects main station controller by the CAN bus; The output terminal of main station controller is connected with host computer through serial port module.
2. the total field of line test macro of wireless sensing according to claim 1 and CAN, is characterized in that: the controller of described main station controller and site controller employing same type.
3. the total field of line test macro of wireless sensing according to claim 2 and CAN, it is characterized in that: described main station controller and site controller are the STM32 controller.
4. the total field of line test macro of wireless sensing according to claim 1 and CAN, it is characterized in that: described test point controller is the C8051F controller.
5. the total field of line test macro of wireless sensing according to claim 1 and CAN, it is characterized in that: described serial port module is the RS232 serial port module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204207952U CN203337188U (en) | 2013-07-16 | 2013-07-16 | Wireless sensing and CAN (controller area network) bus field test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204207952U CN203337188U (en) | 2013-07-16 | 2013-07-16 | Wireless sensing and CAN (controller area network) bus field test system |
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| Publication Number | Publication Date |
|---|---|
| CN203337188U true CN203337188U (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013204207952U Expired - Fee Related CN203337188U (en) | 2013-07-16 | 2013-07-16 | Wireless sensing and CAN (controller area network) bus field test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105867476A (en) * | 2016-03-29 | 2016-08-17 | 天津工业大学 | System for controlling plant growth chamber based on STM32F103RC |
| US10594540B2 (en) | 2016-09-02 | 2020-03-17 | Pioneer Hi-Bred International, Inc. | Wireless data transfer |
-
2013
- 2013-07-16 CN CN2013204207952U patent/CN203337188U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105867476A (en) * | 2016-03-29 | 2016-08-17 | 天津工业大学 | System for controlling plant growth chamber based on STM32F103RC |
| US10594540B2 (en) | 2016-09-02 | 2020-03-17 | Pioneer Hi-Bred International, Inc. | Wireless data transfer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20140716 |
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| EXPY | Termination of patent right or utility model |