CN105571640A - Greenhouse temperature and humidity monitoring system based on ZigBee transmission - Google Patents

Greenhouse temperature and humidity monitoring system based on ZigBee transmission Download PDF

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Publication number
CN105571640A
CN105571640A CN201510982392.0A CN201510982392A CN105571640A CN 105571640 A CN105571640 A CN 105571640A CN 201510982392 A CN201510982392 A CN 201510982392A CN 105571640 A CN105571640 A CN 105571640A
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China
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chip microcomputer
pin
holds pin
signal
zigbee
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CN201510982392.0A
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Chinese (zh)
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赵晓玲
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赵晓玲
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Priority to CN201510982392.0A priority Critical patent/CN105571640A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link

Abstract

The invention relates to the technical field of greenhouse environment monitoring, and specifically relates to a greenhouse temperature and humidity monitoring system based on ZigBee transmission. The system comprises a ZigBee protocol, a PC, and a plurality of data acquisition units, each data acquisition unit comprises a temperature sensor, a humidity sensor, a signal conditioning circuit, a single-chip microcomputer, a liquid crystal display module, an audible and visual alarm circuit, and a ZigBee module, and the single-chip microcomputer is also electrically connected with a button module. According to the system, the monitoring of the greenhouse environment is realized via the plurality of data acquisition units, and incomprehensive detection is avoided; danger early warning is realized by employing the audible and visual alarm circuit so that users can rapidly know the greenhouse environment is abnormal; wireless transmission of signals is realized by employing the ZigBee module so that complicated construction and inconvenient usage brought by wired transmission are avoided; and the system is also advantaged by simple structure, convenient operation, and high practicality.

Description

A kind of greenhouse humiture observation system based on ZigBee transmission
Technical field
The present invention relates to greenhouse monitoring technical field, especially a kind of greenhouse humiture observation system based on ZigBee transmission.
Background technology
As everyone knows, crops are cores of China's agricultural production, and along with progress and the development of modern science and technology, an urgent demand Chinese agriculture moves towards the road of intelligent direction development.Any one plant growth, breed and all need certain environmental baseline, temperature, humidity having the greatest impact to crop growth.Greenhouse is the important content of Modern Agriculture crop production technology, the monitoring of the control of modern greenhouse mainly temperature and humidity, but some fall behind greenhouse monitoring system poor stability, sensitivity is low, cost is higher, temperature in greenhouse, humidity can not meet the growth requirement of crops, all can be totally unfavorable to its growth, no longer meet the demand for development of modern agriculture.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of greenhouse humiture observation system based on ZigBee transmission.
To achieve these goals, the present invention adopts following technical scheme:
A kind of greenhouse humiture observation system based on ZigBee transmission, it comprises Zigbee protocol, PC and several data acquisition units, and each described data acquisition unit comprises temperature sensor, humidity sensor, signal conditioning circuit, single-chip microcomputer, LCD MODULE, sound light alarming circuit and ZigBee module;
Described temperature sensor detects greenhouse temperature signal in real time and signal is inputed to single-chip microcomputer, described humidity sensor detects humidity signal in real time and signal is inputed to signal conditioning circuit, signal carries out processing and signal being inputed to single-chip microcomputer by described signal conditioning circuit, signal carries out arranging and by signal feedback to LCD MODULE, sound light alarming circuit and ZigBee module by described single-chip microcomputer, signal is sent to Zigbee protocol by described ZigBee module, and signal carries out collecting and signal being sent to PC by described Zigbee protocol;
Described single-chip microcomputer is also electrically connected with key-press module.
Preferably, described single-chip microcomputer is STC12C5410AD single-chip microcomputer, and described temperature sensor is DS1820 1-wire digital temperature sensor, and described humidity sensor is HM1520 humidity sensor.
Preferably, described single-chip microcomputer is also connected with reset circuit, described reset circuit comprises trigger and switch, the input end of described trigger is also connected with switch by the first resistance by the first electric capacity access power supply, the input end of described trigger is by the second resistance eutral grounding, and the output terminal of described trigger is connected with single-chip microcomputer.
Preferably, described LCD MODULE comprises FY1602A display, the DB0 of described FY1602A display holds pin, DB1 holds pin, DB2 holds pin, DB3 holds pin, DB4 holds pin, DB5 holds pin, DB6 holds pin and DB7 to hold the P2.2 of pin and single-chip microcomputer to hold pin, P2.3 holds pin, P2.4 holds pin, P2.5 holds pin, P2.1 holds pin, P2.0 holds pin, P1.7 holds pin and P1.6 to hold pin to be connected, the E of described FY1602A display holds pin, R/W holds pin and RS to hold the P3.0 of pin and single-chip microcomputer to hold pin, P3.1 holds pin and P0.0 to hold pin to be connected, the V0 of described FY1602A display holds pin by adjustable resistance ground connection.
Preferably, described sound light alarming circuit comprises the first light emitting diode, the second light emitting diode, the first triode and hummer; The positive pole of described first light emitting diode holds pin to be connected by the 4th resistance with the P2.0 of single-chip microcomputer, the positive pole of described second diode holds pin to be connected by the 3rd resistance with the P2.1 of single-chip microcomputer, the base stage of described first triode holds pin to be connected by the 5th resistance with the P1.2 of single-chip microcomputer, and the collector of described first triode is connected with hummer.
Owing to have employed such scheme, the present invention carries out the monitoring of greenhouse by several data acquisition units, avoids detection not comprehensive; Meanwhile, utilize sound light alarming circuit to carry out danger early warning, user can be learnt fast, and greenhouse exists extremely; Further, utilize ZigBee module to realize the wireless transmission of signal, the construction avoiding wire transmission to bring is loaded down with trivial details and use inconvenience, and its structure is simple, easy to operate, is very practical.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the embodiment of the present invention;
Fig. 2 is the single-chip microcomputer end pin schematic diagram of the embodiment of the present invention;
Fig. 3 is the electrical block diagram of the reset circuit of the embodiment of the present invention;
Fig. 4 is the electrical block diagram of the LCD MODULE of the embodiment of the present invention;
Fig. 5 is the electrical block diagram of the sound light alarming circuit of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As shown in Figure 1 to Figure 4 also shown in composition graphs 5, a kind of greenhouse humiture observation system based on ZigBee transmission that the present embodiment provides, it comprises Zigbee protocol 10, PC 11 and several data acquisition units 12, and each data acquisition unit 12 comprises temperature sensor 1, humidity sensor 2, signal conditioning circuit 3, single-chip microcomputer 4, LCD MODULE 5, sound light alarming circuit 7 and ZigBee module 9; Temperature sensor 1 detects greenhouse temperature signal in real time and signal is inputed to single-chip microcomputer 4, humidity sensor 2 detects humidity signal in real time and signal is inputed to signal conditioning circuit 3, signal carries out processing and signal is inputed to single-chip microcomputer 4 by signal conditioning circuit 3, signal carries out arranging and by signal feedback to LCD MODULE 5, sound light alarming circuit 7 and ZigBee module 9 by single-chip microcomputer 4, signal is sent to Zigbee protocol 10 by ZigBee module 9, and signal carries out collecting and signal is sent to PC 11 by Zigbee protocol 10; Single-chip microcomputer 4 is also electrically connected with key-press module 6.
Further, single-chip microcomputer 4 is STC12C5410AD single-chip microcomputer (the end pin schematic diagram of single-chip microcomputer 4 as shown in Figure 2), and temperature sensor 1 is DS1820 1-wire digital temperature sensor, and humidity sensor 2 is HM1520 humidity sensor.
The present embodiment utilizes multiple data acquisition unit 12 to realize greenhouse multipoint data sampling, avoid detection not comprehensive, the temperature-humidity monitoring of its data acquisition unit 12 is realized by temperature sensor 1 and humidity sensor 2, the signal collected all inputs to single-chip microcomputer 4 and carries out arranging and utilize LCD MODULE 5 to carry out data display, when finding temperature signal or moisture signal exists abnormal, then sound light alarming circuit 7 is utilized to send early warning.Signal wireless is sent out by ZigBee module 9 (ZigBee module 9 adopts CC2530 chip) by the signal that the present embodiment collects, PC 11 realizes digital independent by Zigbee protocol 10, meanwhile, user can realize regulating and controlling the work of single-chip microcomputer 4 by key-press module 6.
For ensureing the normal work of single-chip microcomputer 4, its single-chip microcomputer 4 is also connected with reset circuit 8, reset circuit 8 can adopt circuit structure as shown in Figure 3, namely trigger U1 and K switch 1 is comprised, the input end of trigger U1 is accessed power supply by the first electric capacity C1 and is connected with K switch 1 by the first resistance R1, the input end of trigger U1 is by the second resistance R2 ground connection, and the output terminal of trigger U1 is connected with single-chip microcomputer 4.
The LCD MODULE 5 of the present embodiment can adopt circuit structure as shown in Figure 4, namely FY1602A display U2 is comprised, the DB0 of FY1602A display U2 holds pin, DB1 holds pin, DB2 holds pin, DB3 holds pin, DB4 holds pin, DB5 holds pin, DB6 holds pin and DB7 to hold the P2.2 of pin and single-chip microcomputer 4 to hold pin, P2.3 holds pin, P2.4 holds pin, P2.5 holds pin, P2.1 holds pin, P2.0 holds pin, P1.7 holds pin and P1.6 to hold pin to be connected, the E of FY1602A display U2 holds pin, R/W holds pin and RS to hold the P3.0 of pin and single-chip microcomputer 4 to hold pin, P3.1 holds pin and P0.0 to hold pin to be connected, the V0 of FY1602A display U2 holds pin by adjustable resistance RW ground connection.
The sound light alarming circuit 7 of the present embodiment can adopt circuit structure as shown in Figure 5, namely comprises the first light emitting diode D1, the second light emitting diode D2, the first triode Q1 and hummer U3; The positive pole of the first light emitting diode D1 holds pin to be connected by the 4th resistance R4 with the P2.0 of single-chip microcomputer 4, the positive pole of the second diode D2 holds pin to be connected by the 3rd resistance R3 with the P2.1 of single-chip microcomputer 4, the base stage of the first triode Q1 holds pin to be connected by the 5th resistance R5 with the P1.2 of single-chip microcomputer 4, and the collector of the first triode Q1 is connected with hummer U3.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (5)

1. the greenhouse humiture observation system based on ZigBee transmission, it is characterized in that: it comprises Zigbee protocol, PC and several data acquisition units, each described data acquisition unit comprises temperature sensor, humidity sensor, signal conditioning circuit, single-chip microcomputer, LCD MODULE, sound light alarming circuit and ZigBee module;
Described temperature sensor detects greenhouse temperature signal in real time and signal is inputed to single-chip microcomputer, described humidity sensor detects humidity signal in real time and signal is inputed to signal conditioning circuit, signal carries out processing and signal being inputed to single-chip microcomputer by described signal conditioning circuit, signal carries out arranging and by signal feedback to LCD MODULE, sound light alarming circuit and ZigBee module by described single-chip microcomputer, signal is sent to Zigbee protocol by described ZigBee module, and signal carries out collecting and signal being sent to PC by described Zigbee protocol;
Described single-chip microcomputer is also electrically connected with key-press module.
2. as claimed in claim 1 a kind of based on ZigBee transmission greenhouse humiture observation system, it is characterized in that: described single-chip microcomputer is STC12C5410AD single-chip microcomputer, described temperature sensor is DS1820 1-wire digital temperature sensor, and described humidity sensor is HM1520 humidity sensor.
3. as claimed in claim 2 a kind of based on ZigBee transmission greenhouse humiture observation system, it is characterized in that: described single-chip microcomputer is also connected with reset circuit, described reset circuit comprises trigger and switch, the input end of described trigger is also connected with switch by the first resistance by the first electric capacity access power supply, the input end of described trigger is by the second resistance eutral grounding, and the output terminal of described trigger is connected with single-chip microcomputer.
4. as claimed in claim 2 a kind of based on ZigBee transmission greenhouse humiture observation system, it is characterized in that: described LCD MODULE comprises FY1602A display, the DB0 of described FY1602A display holds pin, DB1 holds pin, DB2 holds pin, DB3 holds pin, DB4 holds pin, DB5 holds pin, DB6 holds pin and DB7 to hold the P2.2 of pin and single-chip microcomputer to hold pin, P2.3 holds pin, P2.4 holds pin, P2.5 holds pin, P2.1 holds pin, P2.0 holds pin, P1.7 holds pin and P1.6 to hold pin to be connected, the E of described FY1602A display holds pin, R/W holds pin and RS to hold the P3.0 of pin and single-chip microcomputer to hold pin, P3.1 holds pin and P0.0 to hold pin to be connected, the V0 of described FY1602A display holds pin by adjustable resistance ground connection.
5. as claimed in claim 2 a kind of based on ZigBee transmission greenhouse humiture observation system, it is characterized in that: described sound light alarming circuit comprises the first light emitting diode, the second light emitting diode, the first triode and hummer; The positive pole of described first light emitting diode holds pin to be connected by the 4th resistance with the P2.0 of single-chip microcomputer, the positive pole of described second diode holds pin to be connected by the 3rd resistance with the P2.1 of single-chip microcomputer, the base stage of described first triode holds pin to be connected by the 5th resistance with the P1.2 of single-chip microcomputer, and the collector of described first triode is connected with hummer.
CN201510982392.0A 2015-12-24 2015-12-24 Greenhouse temperature and humidity monitoring system based on ZigBee transmission Pending CN105571640A (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102539646A (en) * 2010-12-18 2012-07-04 西安联友电子科技有限公司 Real-time online analyzer for measuring water content in greenhouse soil
CN202352056U (en) * 2011-12-16 2012-07-25 陕西理工学院 ZigBee-based distributed temperature and humidity monitoring system
CN202710109U (en) * 2012-08-30 2013-01-30 成都思茂科技有限公司 Warehouse temperature and humidity intelligent monitoring system
CN202854630U (en) * 2012-08-10 2013-04-03 杨宏业 Greenhouse temperature and humidity control system based on zigbee wireless sensing network
CN202979298U (en) * 2012-10-11 2013-06-05 东北林业大学 Intelligent measurement and control system of greenhouse based on Zigbee Technology
CN203552106U (en) * 2013-11-18 2014-04-16 滨州学院 Greenhouse monitoring control system
CN204650328U (en) * 2015-05-15 2015-09-16 湖南城市学院 A kind of environment of vegetable greenhouse supervisory system
CN105138055A (en) * 2015-05-29 2015-12-09 云南农业大学 Greenhouse intelligence control system and control method based on LabVIEW and ZigBee

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102539646A (en) * 2010-12-18 2012-07-04 西安联友电子科技有限公司 Real-time online analyzer for measuring water content in greenhouse soil
CN202352056U (en) * 2011-12-16 2012-07-25 陕西理工学院 ZigBee-based distributed temperature and humidity monitoring system
CN202854630U (en) * 2012-08-10 2013-04-03 杨宏业 Greenhouse temperature and humidity control system based on zigbee wireless sensing network
CN202710109U (en) * 2012-08-30 2013-01-30 成都思茂科技有限公司 Warehouse temperature and humidity intelligent monitoring system
CN202979298U (en) * 2012-10-11 2013-06-05 东北林业大学 Intelligent measurement and control system of greenhouse based on Zigbee Technology
CN203552106U (en) * 2013-11-18 2014-04-16 滨州学院 Greenhouse monitoring control system
CN204650328U (en) * 2015-05-15 2015-09-16 湖南城市学院 A kind of environment of vegetable greenhouse supervisory system
CN105138055A (en) * 2015-05-29 2015-12-09 云南农业大学 Greenhouse intelligence control system and control method based on LabVIEW and ZigBee

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