CN204408392U - A kind of network interface circuit of agricultural monitoring system - Google Patents
A kind of network interface circuit of agricultural monitoring system Download PDFInfo
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- CN204408392U CN204408392U CN201420783642.9U CN201420783642U CN204408392U CN 204408392 U CN204408392 U CN 204408392U CN 201420783642 U CN201420783642 U CN 201420783642U CN 204408392 U CN204408392 U CN 204408392U
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Abstract
The utility model discloses a kind of network interface circuit of agricultural monitoring system, adopt Ethernet chip KSZ8041NL, the periphery of this circuit to this chip is designed, ensure the stability of circuit, the stabilizing circuit that inductance and the second resistance are formed to the 7th resistance, effectively can prevent circuit malfunctions, the 4th to the 7th resistance can the disappearance of anti-stop signal and electric current excessive, ensure the safety of circuit; This network interface interface circuit effectively can ensure the transmission of data-signal, is not lost, and ensure stability and the fail safe of agricultural monitoring signal, circuit stability is reliable, is worthy to be popularized.
Description
Technical field
The utility model discloses a kind of network interface circuit of agricultural monitoring system, relate to technical field of circuit design.
Background technology
Agricultural environment detection system is a powerful environmental data collecting treatment system, and it contains temperature, humidity, dew point, intensity of illumination, light quantum, CO
2the Acquire and process function of the environmental datas such as concentration, wind speed, wind direction, rainfall, the soil moisture, soil moisture, is widely used in agricultural and forestry production, the scientific research projects such as farmland, forest farm, plant.
Automatic information Detection & Controling are realized in Agricultural Park, by being equipped with wireless sensing node, solar electric power supply system, information gathering and information router equipment, outfit wireless sensing transmission system, each basic point configuration wireless sensing node, each wireless sensing node can monitor the parameters such as soil moisture, the soil moisture, air themperature, air humidity, intensity of illumination, plant nutrient content.Other parameter also can be matched, as the pH value in soil, conductivity etc.Information, be responsible for receiving data that wireless sensing aggregation node sends, storage, display and data management, realize the acquisition of all bases test point information, management, Dynamic Announce and analyzing and processing and be shown to user in the mode of chart and curve intuitively, and provide various sound and light alarm information and SMS alarm information according to the demand of long-term cropping.
All information upload the cooperation all needing network, the quality of network performance also determines stability and the reliability of transfer of data, how effectively really transmission data require stability and the security performance of network interface interface circuit to a certain extent, and these have become the problem that this field needs to solve.
Utility model content
Technical problem to be solved in the utility model is: for the defect of prior art, a kind of network interface circuit of agricultural monitoring system is provided, adopt Ethernet chip KSZ8041NL, the periphery of this circuit to this chip is designed, ensure the stability of circuit, the stabilizing circuit that inductance and the second resistance are formed to the 7th resistance, effectively can prevent circuit malfunctions, 4th to the 7th resistance can the disappearance of anti-stop signal and electric current excessive, ensure the safety of circuit; This network interface interface circuit effectively can ensure the transmission of data-signal, is not lost, and ensure stability and the fail safe of agricultural monitoring signal, circuit stability is reliable, is worthy to be popularized.
The utility model is for solving the problems of the technologies described above by the following technical solutions:
A kind of network interface circuit of agricultural monitoring system, comprise chip KSZ8041NL, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity, inductance, crystal oscillator;
Tenth pin of described chip KSZ8041NL connects one end of the first resistance, the other end ground connection of described first resistance; One end of 9th pin connects the wave form output end of crystal oscillator, and the power end of described crystal oscillator connects one end and the voltage of the first electric capacity, the other end ground connection of described first electric capacity;
Second pin of described chip KSZ8041NL connects one end of the second electric capacity, one end of the 3rd electric capacity respectively, the other end of described second electric capacity, the equal ground connection of the other end of the 3rd electric capacity; 3rd pin of described chip KSZ8041NL connects one end of inductance respectively, one end of the 6th electric capacity, one end of the 7th electric capacity, the other end ground connection of described 6th electric capacity; The other end of described inductance connects one end of the 4th electric capacity, one end of the 5th electric capacity, the 17 pin of chip KSZ8041NL respectively; The other end of described 4th electric capacity, the equal ground connection of the other end of the 5th electric capacity; The other end ground connection of described 7th electric capacity; 11 pin of described chip KSZ8041NL connects one end of the second resistance, and the other end of described second resistance connects one end of the 3rd resistance, and the other end of described 3rd resistance connects the 28 pin of chip KSZ8041NL;
15 pin of described chip KSZ8041NL connects one end of the 4th resistance, the other end of described 4th resistance connects one end of the 5th resistance, the other end of described 5th resistance connects the 16 pin of chip KSZ8041NL, 18 pin of described chip KSZ8041NL connects one end of the 6th resistance, the other end of described 6th resistance connects one end of the 7th resistance and ground connection, and the other end of described 7th resistance connects the 20 pin of chip KSZ8041NL.
As further prioritization scheme of the present utility model, the resistance of described 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance is 4700 ohm.
As further prioritization scheme of the present utility model, the capacitance of described second electric capacity, the 3rd electric capacity, the 4th electric capacity is 10uF.
As further prioritization scheme of the present utility model, the capacitance of described 5th electric capacity, the 6th electric capacity is 12uF.
As further prioritization scheme of the present utility model, the voltage that described 3rd pin connects is 3.3V.
The utility model adopts above technical scheme compared with prior art, there is following technique effect: this practical information adopts Ethernet chip KSZ8041NL, the periphery of this circuit to this chip is designed, ensure the stability of circuit, the stabilizing circuit that inductance and the second resistance are formed to the 7th resistance, effectively can prevent circuit malfunctions, the 4th to the 7th resistance can the disappearance of anti-stop signal and electric current excessive, ensure the safety of circuit; This network interface interface circuit effectively can ensure the transmission of data-signal, is not lost, and ensure stability and the fail safe of agricultural monitoring signal, circuit stability is reliable, is worthy to be popularized.
Accompanying drawing explanation
Fig. 1 is system configuration model calling schematic diagram of the present utility model;
R1-R7 represents that the first resistance is to the 7th resistance respectively; C1-C7 represents that the first electric capacity is to the 7th electric capacity respectively; X represents crystal oscillator; L represents inductance.
Embodiment
Be described below in detail execution mode of the present utility model, the example of described execution mode is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the execution mode be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail:
System configuration model calling schematic diagram of the present utility model as shown in Figure 1, a kind of network interface circuit of agricultural monitoring system, comprise chip KSZ8041NL, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity, inductance, crystal oscillator;
Tenth pin of described chip KSZ8041NL connects one end of the first resistance, the other end ground connection of described first resistance; One end of 9th pin connects the wave form output end of crystal oscillator, and the power end of described crystal oscillator connects one end and the voltage of the first electric capacity, the other end ground connection of described first electric capacity;
Second pin of described chip KSZ8041NL connects one end of the second electric capacity, one end of the 3rd electric capacity respectively, the other end of described second electric capacity, the equal ground connection of the other end of the 3rd electric capacity; 3rd pin of described chip KSZ8041NL connects one end of inductance respectively, one end of the 6th electric capacity, one end of the 7th electric capacity, the other end ground connection of described 6th electric capacity; The other end of described inductance connects one end of the 4th electric capacity, one end of the 5th electric capacity, the 17 pin of chip KSZ8041NL respectively; The other end of described 4th electric capacity, the equal ground connection of the other end of the 5th electric capacity; The other end ground connection of described 7th electric capacity; 11 pin of described chip KSZ8041NL connects one end of the second resistance, and the other end of described second resistance connects one end of the 3rd resistance, and the other end of described 3rd resistance connects the 28 pin of chip KSZ8041NL;
15 pin of described chip KSZ8041NL connects one end of the 4th resistance, the other end of described 4th resistance connects one end of the 5th resistance, the other end of described 5th resistance connects the 16 pin of chip KSZ8041NL, 18 pin of described chip KSZ8041NL connects one end of the 6th resistance, the other end of described 6th resistance connects one end of the 7th resistance and ground connection, and the other end of described 7th resistance connects the 20 pin of chip KSZ8041NL.
As further prioritization scheme of the present utility model, the resistance of described 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance is 4700 ohm.
As further prioritization scheme of the present utility model, the capacitance of described second electric capacity, the 3rd electric capacity, the 4th electric capacity is 10uF.
As further prioritization scheme of the present utility model, the capacitance of described 5th electric capacity, the 6th electric capacity is 12uF.
As further prioritization scheme of the present utility model, the voltage that described 3rd pin connects is 3.3V.
By reference to the accompanying drawings execution mode of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, according to technical spirit of the present utility model, within spirit of the present utility model and principle, to any simple amendment that above embodiment is done, equivalent replacement and improvement etc., within the protection range all still belonging to technical solutions of the utility model.
Claims (5)
1. the network interface circuit of an agricultural monitoring system, it is characterized in that: comprise chip KSZ8041NL, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity, inductance, crystal oscillator;
Tenth pin of described chip KSZ8041NL connects one end of the first resistance, the other end ground connection of described first resistance; One end of 9th pin connects the wave form output end of crystal oscillator, and the power end of described crystal oscillator connects one end and the voltage of the first electric capacity, the other end ground connection of described first electric capacity;
Second pin of described chip KSZ8041NL connects one end of the second electric capacity, one end of the 3rd electric capacity respectively, the other end of described second electric capacity, the equal ground connection of the other end of the 3rd electric capacity; 3rd pin of described chip KSZ8041NL connects one end of inductance respectively, one end of the 6th electric capacity, one end of the 7th electric capacity, the other end ground connection of described 6th electric capacity; The other end of described inductance connects one end of the 4th electric capacity, one end of the 5th electric capacity, the 17 pin of chip KSZ8041NL respectively; The other end of described 4th electric capacity, the equal ground connection of the other end of the 5th electric capacity; The other end ground connection of described 7th electric capacity; 11 pin of described chip KSZ8041NL connects one end of the second resistance, and the other end of described second resistance connects one end of the 3rd resistance, and the other end of described 3rd resistance connects the 28 pin of chip KSZ8041NL;
15 pin of described chip KSZ8041NL connects one end of the 4th resistance, the other end of described 4th resistance connects one end of the 5th resistance, the other end of described 5th resistance connects the 16 pin of chip KSZ8041NL, 18 pin of described chip KSZ8041NL connects one end of the 6th resistance, the other end of described 6th resistance connects one end of the 7th resistance and ground connection, and the other end of described 7th resistance connects the 20 pin of chip KSZ8041NL.
2. the network interface circuit of a kind of agricultural monitoring system as claimed in claim 1, is characterized in that: the resistance of described 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance is 4700 ohm.
3. the network interface circuit of a kind of agricultural monitoring system as claimed in claim 1 or 2, is characterized in that: the capacitance of described second electric capacity, the 3rd electric capacity, the 4th electric capacity is 10uF.
4. the network interface circuit of a kind of agricultural monitoring system as claimed in claim 1 or 2, is characterized in that: the capacitance of described 5th electric capacity, the 6th electric capacity is 12uF.
5. the network interface circuit of a kind of agricultural monitoring system as claimed in claim 1 or 2, is characterized in that: the voltage that described 3rd pin connects is 3.3V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783642.9U CN204408392U (en) | 2014-12-12 | 2014-12-12 | A kind of network interface circuit of agricultural monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783642.9U CN204408392U (en) | 2014-12-12 | 2014-12-12 | A kind of network interface circuit of agricultural monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN204408392U true CN204408392U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420783642.9U Expired - Fee Related CN204408392U (en) | 2014-12-12 | 2014-12-12 | A kind of network interface circuit of agricultural monitoring system |
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| Country | Link |
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| CN (1) | CN204408392U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106022945A (en) * | 2016-05-31 | 2016-10-12 | 点击率（北京）科技有限公司 | Multifunctional agriculture and forestry monitoring system |
-
2014
- 2014-12-12 CN CN201420783642.9U patent/CN204408392U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106022945A (en) * | 2016-05-31 | 2016-10-12 | 点击率（北京）科技有限公司 | Multifunctional agriculture and forestry monitoring system |
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| Date | Code | Title | Description |
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| 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: 20150617 Termination date: 20171212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |