CN202587386U - Temperature and humidity wireless connection node with location function - Google Patents
Temperature and humidity wireless connection node with location function Download PDFInfo
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- CN202587386U CN202587386U CN 201220254212 CN201220254212U CN202587386U CN 202587386 U CN202587386 U CN 202587386U CN 201220254212 CN201220254212 CN 201220254212 CN 201220254212 U CN201220254212 U CN 201220254212U CN 202587386 U CN202587386 U CN 202587386U
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Abstract
A temperature and humidity wireless connection node with a location function is used to collect temperature and humidity on account of an accurate spatial location in the microenvironment of crops growth, and adopts a Zig Bee wireless communication module to transfer the temperature, humidity and space coordinates. the temperature and humidity wireless connection node with the location function comprises an ATmega8L controller (1), an SHT71 temperature and humidity collection module (2), a GPS location module (3), the Zig Bee wireless communication module (4), and a power supply module (5). The temperature and humidity wireless connection node with the location function is simple in structure, low in cost and strong in practical value.
Description
Technical field
The utility model relates in a kind of crop growth microenvironment the humiture collection device based on accurate locus; Adopt 8 8-digit microcontrollers, SHT71 Temperature Humidity Sensor and GPS locating module that temperature and humidity in the crop growth microenvironment of accurate locus under the yardstick of field are gathered specifically, and utilize the ZigBee wireless communication module to carry out the wireless transmission of data.
Background technology
At present, modern agriculture strides forward to the precision direction.Precision agriculture is the emerging interdisciplinary complex art that international agriculture field of phase early 1980s grows up; It is a kind of important modern agriculture form that grows up on the basis of a series of new and high technology last words such as information technology, biotechnology, engineering in modern times, possesses put agricultural resources to rational use, improves crop yield, characteristics such as reduce production costs, improve the ecological environment.The field information acquisition technology plays an important role in the implementation process of precision agriculture; Low cost, high efficiency intelligent equipment are applied to field information acquisition; Obtain multiple Real-time and Dynamic microenvironment information such as the humiture that influences crop growth under the yardstick of field, illumination, gas concentration lwevel, can better advance the enforcement of precision agriculture based on accurate locus.
The english abbreviation of range-finding navigation/global positioning system (Navigation Satellite Timing And Ranging/Global Positioning System) was called for short " global positioning system " when GPS (Global Positioning System) was the satellite survey.This system is to be the radio-navigation positioning system on basis with the satellite; Have navigation, location and the function regularly of totipotency (land, ocean, aerospace), global, round-the-clock, continuity and real-time, can be provided accurate three-dimensional coordinate, speed and the time for all types of user.The development of GPS, obtaining positional information when obtaining agricultural land information synchronously provides one to select easily.GPS equipment can provide spatial positional information accurately; The GPS technology is combined with agricultural being obtained by information; When obtaining agricultural land information, obtain spatial positional information synchronously; Thereby the Real-time and Dynamic microenvironment information of each locus in the acquisition farmland, for the enforcement of precision agriculture provides the data support.
Along with the development of wireless sensor network technology, and the farmland microenvironment information data characteristics of gathering, wireless sensor network technology is applied to the particularly data acquisition of microenvironment information of modern agriculture by increasing.A kind of as in the wireless sensor network technology of ZigBee technology has characteristics such as cost is low, low in energy consumption, network capacity is big, transfer of data is reliable, is of wide application.
Summary of the invention
The utility model technical problem to be solved is, the humiture collection node based on accurate locus is provided under a kind of with low cost, simple in structure, field yardstick of being easy to promote.
The technical scheme that the utility model adopted is: a kind of humiture wireless collection node that has positioning function, have controller, and also comprise the SHT71 humiture collection module that is used for providing temperature and humidity that links to each other with controller to controller; The 6PS locating module that is used to provide accurate locus that links to each other with controller; The ZigBee wireless communication module that is used to carry out the data wireless transmission that links to each other with controller.
Described SHT71 humiture collection module links to each other with two I/O mouths of controller, is used for the collection of environment temperature and humidity.
Described GPS locating module links to each other with the I/O mouth of controller, adopts the simulative serial port sequential to receive the coordinate information of GPS locating module output.
Described ZigBee wireless communication module links to each other with the serial ports of controller, and CC2530 forms by radio frequency chip, is used for carrying out the data wireless transmission.
Description of drawings
Fig. 1 is the entire block diagram of the utility model;
Fig. 2 is the utility model SHT71 humiture collection modular circuit schematic diagram;
Fig. 3 is the utility model GPS locating module circuit theory diagrams;
Fig. 4 is the utility model ZigBee wireless communication module circuit theory diagrams;
Fig. 5 is the power circuit principle figure of the utility model.
Embodiment
Below in conjunction with accompanying drawing and instance the utility model is described further.
The humiture wireless collection node that has positioning function of the utility model; To pass through sensor acquisition behind single-chip microcomputer based on envirment factor temperature in the crop growth microenvironment of accurate locus and humidity, after handling through single-chip microcomputer data will be transferred to host node through wireless communication module.
As shown in Figure 1, the humiture wireless collection node that has positioning function of the utility model has controller (1), also comprises the SHT71 humiture collection module (2) that is used for providing to controller humiture that links to each other with controller; The GPS locating module (3) that is used to provide accurate locus that links to each other with controller; The ZigBee wireless communication module (4) that is used to carry out the data wireless transmission that links to each other with controller; The power module that is used to provide power supply (5) that links to each other with the ZigBee wireless communication module with controller.
As shown in Figure 2, SHT71 humiture collection module is made up of Temperature Humidity Sensor SHT71, and the SHT71 transducer links to each other with two I/O mouths of controller, adopts two-line digital communication protocol to carry out the collection of humiture, PC0 mouth simulated clock simulation clock line, PC1 mouth analog data line.
As shown in Figure 3, the GPS locating module adopts global positioning satellite receiving chip Gstar series GS-89 to form, and is continuous through the I/O mouth of controller, adopts the simulative serial port sequential to accomplish the reception of gps coordinate information.
As shown in Figure 4, the ZigBee wireless communication module adopts radio frequency chip CC2530, and is continuous through the serial ports of controller, carries out the data wireless transmission.
As shown in Figure 5, controller and ZigBee wireless communication module adopt 3.3V voltage, so adopt the integrated voltage stabilizing chip of power supply AMS1117, convert supply power voltage to 3.3V voltage.
Claims (4)
1. a humiture wireless collection node that has positioning function has controller (1), it is characterized in that, also comprises the SHT71 humiture collection module (2) that links to each other with controller (1); The GPS locating module (3) that links to each other with controller (1); The ZigBee wireless communication module (4) that links to each other with controller (1).
2. the humiture wireless collection node that has positioning function according to claim 1 is characterized in that: described SHT71 humiture collection module (2) links to each other with two I/O mouths of controller (1), is used for gathering the temperature and the humidity of environment.
3. the humiture wireless collection node that has positioning function according to claim 1 is characterized in that: described GPS locating module (3) links to each other with the I/O mouth of controller (1), adopts the simulative serial port sequential to receive the coordinate information of GPS locating module output.
4. the humiture wireless collection node that has positioning function according to claim 1 is characterized in that: the wireless communication module of described ZigBee (4) links to each other with the serial ports of controller (1), is used for the data wireless transmission.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220254212 CN202587386U (en) | 2012-05-31 | 2012-05-31 | Temperature and humidity wireless connection node with location function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220254212 CN202587386U (en) | 2012-05-31 | 2012-05-31 | Temperature and humidity wireless connection node with location function |
Publications (1)
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CN202587386U true CN202587386U (en) | 2012-12-05 |
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CN 201220254212 Expired - Fee Related CN202587386U (en) | 2012-05-31 | 2012-05-31 | Temperature and humidity wireless connection node with location function |
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CN (1) | CN202587386U (en) |
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2012
- 2012-05-31 CN CN 201220254212 patent/CN202587386U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20130531 |