CN105549658A - Agricultural Internet of things monitoring terminal based on MSP430F169 - Google Patents
Agricultural Internet of things monitoring terminal based on MSP430F169 Download PDFInfo
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- CN105549658A CN105549658A CN201510974277.9A CN201510974277A CN105549658A CN 105549658 A CN105549658 A CN 105549658A CN 201510974277 A CN201510974277 A CN 201510974277A CN 105549658 A CN105549658 A CN 105549658A
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- msp430f169
- sensor
- temperature
- microcontroller
- tgs4160
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Cultivation Of Plants (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses an agricultural Internet of things monitoring terminal based on MSP430F169. The terminal comprises a MSP430F169 microcontroller. The MSP430F169 microcontroller is connected to a temperature and humidity sensor, an illumination sensor, a CO2 concentration sensor, a clock chip, a 433Mhz wireless radio frequency module and an actuating mechanism driving module respectively. The CO2 concentration sensor adopts TGS4160. The TGS4160 is connected to the MSP430F169 microcontroller through an AM-4 detection module. A model of the temperature and humidity sensor is SHT11. A model of the illumination sensor is BH1750. The actuating mechanism driving module comprises a ULN2003 chip. In the system, the MSP430F169 is served as a master control unit; through sensor detection, digital signals of a temperature, a humidity, illumination, CO2 concentration, time and the like are collected; through the 433Mhz wireless radio frequency module, collected information is transmitted to a monitoring host; and simultaneously the terminal possesses the actuating mechanism driving module which is used for driving a relay.
Description
Technical field
The invention belongs to agriculture technology of Internet of things field, relate in particular to a kind of agriculture Internet of Things monitor terminal based on MSP430F169.
Background technology
For agriculture in greenhouse, temperature in warmhouse booth, humidity, illumination, gas concentration lwevel are the key factors affecting crop growth, detection method traditional is at present the measurement mechanism such as set temperature, humidity, illumination and gas concentration lwevel in warmhouse booth, this mode needs people regularly to enter in warmhouse booth to observe and record measurement data, so testing staff is wasted time and energy, and can not the information such as temperature, humidity, illumination, gas concentration lwevel in real time in observed and recorded greenhouse; Or by the mode of wire transmission, the measurement mechanisms such as the temperature in warmhouse booth, humidity, illumination and gas concentration lwevel are connected to Control Room, this mode connects up complexity, and cost is high.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of agriculture Internet of Things monitor terminal based on MSP430F169 is provided.It is using MSP430F169 as main control unit, detected by sensor and the digital signals such as temperature, humidity, illumination, CO2 concentration and time are gathered, and pass through 433Mhz less radio-frequency mould by the information transmission of collection to monitoring host computer, 433Mhz wireless radio frequency modules penetrability is strong, communication distance is far away, antijamming capability is strong, is applicable to agricultural greenhouse planting environment; This terminal has topworks's driver module simultaneously, for driving relay, thus the function elements such as further controlled light (light), carbon-dioxide generator, warmer, humidifier (or watering device).
The present invention is achieved by the following technical solutions:
A kind of agriculture Internet of Things monitor terminal based on MSP430F169, comprise a MSP430F169 microcontroller, MSP430F169 microcontroller is connected with Temperature Humidity Sensor, optical sensor, CO2 concentration sensor, clock chip, 433Mhz wireless radio frequency modules and topworks driver module respectively, described CO2 concentration sensor adopts TGS4160, TGS4160 to be connected with MSP430F169 microcontroller by AM-4 detection module; Described Temperature Humidity Sensor model is SHT11; Described optical sensor model is BH1750; Described topworks driver module comprises a ULN2003 chip.
In technique scheme, described clock chip model is PCF8563.
Advantage of the present invention and beneficial effect are:
The present invention is using MSP430F169 as main control unit, detected by sensor and the digital signals such as temperature, humidity, illumination, CO2 concentration and time are gathered, and pass through 433Mhz less radio-frequency mould by the information transmission of collection to monitoring host computer, 433Mhz wireless radio frequency modules penetrability is strong, communication distance is far away, antijamming capability is strong, is applicable to agricultural greenhouse planting environment; This terminal has topworks's driver module simultaneously, for driving relay, thus the function elements such as further controlled light (light), carbon-dioxide generator, warmer, humidifier (or watering device).
Accompanying drawing explanation
Fig. 1 is hardware circuit schematic diagram of the present invention.
Fig. 2 is the circuit diagram of 433Mhz wireless radio frequency modules of the present invention.
Fig. 3 is the structural representation of topworks of the present invention driver module.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
As shown in Figure 1, a kind of agriculture Internet of Things monitor terminal based on MSP430F169 involved in the present invention, comprise a MSP430F169 microcontroller, MSP430F169 microcontroller respectively with Temperature Humidity Sensor, optical sensor, CO2 concentration sensor, clock chip, 433Mhz wireless radio frequency modules is connected with topworks driver module, MSP430F169 microcontroller passes through Temperature Humidity Sensor, optical sensor, CO2 concentration sensor, the operation of clock chip obtains the data message (temperature of each monitoring point, humidity, light radiation intensity, CO2 concentration, real-time time), and the data message of collection is transferred to monitoring host computer by 433Mhz less radio-frequency mould, topworks's driver module is for driving relay, thus the function elements such as further controlled light (light), carbon-dioxide generator, warmer, humidifier (or watering device).
Described MSP430F169 microcontroller is the super low-power consumption of TIX (TI), the high performance microprocessor of 16 bit, and its controlling functions is strong, and rich interface, meets master control requirement of the present invention.
The SHT11 that described Temperature Humidity Sensor adopts Sensirion company of Switzerland to produce, SHT11 Temperature Humidity Sensor is the digital temperature-humidity sensor with I2C bus, has features such as exempting from debugging, non-calibrating, Measurement Resolution programmable regulating, CRC transfer check, extra small package dimension; Its measuring accuracy is high, is a kind of preferred device in the application of various temperature-humidity monitoring.SHT11 Temperature Humidity Sensor to be connected with MSP430F169 by I2C bus and to communicate.
The numeric type intensity of illumination sensor IC of described optical sensor model to be BH1750, BH1750 be a kind of twin wire universal serial bus I2C interface.It can carry out environmental monitoring according to the light intensity data of collecting, and can support intensity of illumination change in a big way, Direct Digital exports, and saves complicated mathematical operation, simple and easy to use.Optical sensor BH1750 to be connected with MSP430F169 by I2C bus and to communicate.
Described carbon dioxide detects and adopts gas concentration lwevel sensor TGS4160, and TGS4160 carbon dioxide sensor is the solid-state electrochemistry type gas detecting element that Figaro (FIGARO) company produces.This carbon dioxide sensor, except having the features such as volume is little, life-span length, selectivity and good stability, also has the characteristic of the low temperature of resistance to high humidity simultaneously, can be widely used in the application scenario such as automatic ventilation system or the long term monitoring of carbon dioxide.TGS4160 is for detecting gas concentration lwevel signal, in actual measurement application circuit, also to the signal recorded be processed, process the AM-4 detection module being exclusively used in process TGS4160 detection signal (again demarcating TGS4160) that this signal behavior uses Figaro (FIGARO) company.AM-4 detection module is inner with A/D converter, and carried out sampling to data and done process, voltage signal and the carbon dioxide concentration value of its output are linear, and the voltage signal of output is 0 ~ 3.0V, is equivalent to the gas concentration lwevel of 0 ~ 3000ppm.
Multifunction timepiece/the calendar chip with extremely low power dissipation of described clock chip model to be PCF8563, PCF8563 be a technical grade that PHILIPS company releases includes I2C bus interface function.By I2C bus protocol stipulations, the universal serial bus that I2C bus is made up of data line SDA and clock line SCL, can transmit and receive data.Clock chip PCF8563 to be connected with MSP430F169 by I2C bus and to communicate.
Described 433Mhz wireless radio frequency modules penetrability is strong, communication distance is far away, antijamming capability is strong, is applicable to agricultural greenhouse planting environment; The RXD pin of 433Mhz wireless radio frequency modules and TXD pin are connected with the RXD pin of MSP430F169 and TXD pin respectively, and 433Mhz wireless radio frequency modules is used for the Signal transmissions between MSP430F169 and monitoring host computer (monitoring host computer is arranged on the Control Room of agricultural greenhouse).
Described topworks driver module is the relay module of band light-coupled isolation, the external unit that low-voltage controls high voltage or big current can be realized, as shown in Figure 3, topworks's driver module comprises a ULN2003 chip, ULN2003 is large driven current density array, for single-chip microcomputer, intelligent instrument, PLC, in the control circuits such as digital output card, can Direct driver relay even load, six inputs of ULN2003 chip connect the I/O port of MSP430F169 respectively, its output terminal contact relay, by the further controlled light of relay (light), carbon-dioxide generator, warmer, the function elements such as humidifier (or watering device).
Above to invention has been exemplary description; should be noted that; when not departing from core of the present invention, any simple distortion, amendment or other those skilled in the art can not spend the equivalent replacement of creative work all to fall into protection scope of the present invention.
Claims (2)
1. the agriculture Internet of Things monitor terminal based on MSP430F169, it is characterized in that: comprise a MSP430F169 microcontroller, MSP430F169 microcontroller is connected with Temperature Humidity Sensor, optical sensor, CO2 concentration sensor, clock chip, 433Mhz wireless radio frequency modules and topworks driver module respectively, described CO2 concentration sensor adopts TGS4160, TGS4160 to be connected with MSP430F169 microcontroller by AM-4 detection module; Described Temperature Humidity Sensor model is SHT11; Described optical sensor model is BH1750; Described topworks driver module comprises a ULN2003 chip.
2. a kind of agriculture Internet of Things monitor terminal based on MSP430F169 according to claim 1, is characterized in that: described clock chip model is PCF8563.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510974277.9A CN105549658A (en) | 2015-12-20 | 2015-12-20 | Agricultural Internet of things monitoring terminal based on MSP430F169 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510974277.9A CN105549658A (en) | 2015-12-20 | 2015-12-20 | Agricultural Internet of things monitoring terminal based on MSP430F169 |
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| CN105549658A true CN105549658A (en) | 2016-05-04 |
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| CN201510974277.9A Pending CN105549658A (en) | 2015-12-20 | 2015-12-20 | Agricultural Internet of things monitoring terminal based on MSP430F169 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201628871U (en) * | 2010-03-11 | 2010-11-10 | 西安高度电子科技有限公司 | Integrated temperature and humidity monitoring controller |
| CN103135540A (en) * | 2013-03-22 | 2013-06-05 | 河北大学 | Plant tissue culture environmental information monitoring and simulating system |
| CN103207633A (en) * | 2013-03-07 | 2013-07-17 | 上海电机学院 | Temperature and humidity monitoring method and system |
| CN205210744U (en) * | 2015-12-20 | 2016-05-04 | 天津三石科技有限公司 | Agricultural thing networking monitor terminal |
-
2015
- 2015-12-20 CN CN201510974277.9A patent/CN105549658A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201628871U (en) * | 2010-03-11 | 2010-11-10 | 西安高度电子科技有限公司 | Integrated temperature and humidity monitoring controller |
| CN103207633A (en) * | 2013-03-07 | 2013-07-17 | 上海电机学院 | Temperature and humidity monitoring method and system |
| CN103135540A (en) * | 2013-03-22 | 2013-06-05 | 河北大学 | Plant tissue culture environmental information monitoring and simulating system |
| CN205210744U (en) * | 2015-12-20 | 2016-05-04 | 天津三石科技有限公司 | Agricultural thing networking monitor terminal |
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Application publication date: 20160504 |