CN205485700U - Based on MSP430F149 humiture monitoring and nRF905 multichannel wireless transmission watch -dog - Google Patents
Based on MSP430F149 humiture monitoring and nRF905 multichannel wireless transmission watch -dog Download PDFInfo
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- CN205485700U CN205485700U CN201620258544.2U CN201620258544U CN205485700U CN 205485700 U CN205485700 U CN 205485700U CN 201620258544 U CN201620258544 U CN 201620258544U CN 205485700 U CN205485700 U CN 205485700U
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Abstract
The utility model discloses a based on MSP430F149 humiture monitoring and nRF905 multichannel wireless transmission watch -dog, including singlechip MSP430F149, wireless communication module nRF905, temperature and humidity sensor and display device, wherein, temperature and humidity sensor is used for gathering the humiture data, singlechip MSP430F149 is used for handling humiture data signal to control communication module transmit and receive, and the conveying shows data for the display module, wireless communication module nRF905 is used for the conveying of humiture data signal and receives, display device is used for showing current multiple -point temperature/humidity information. The utility model relates to an adopt low -power consumption, reliable and stable means and technique, under reduce cost's prerequisite, development monitoring equipment software for display, convenient to use, function extension.
Description
Technical field
This utility model relates to monitoring device technical field, is specifically related to a kind of based on MSP430F149 temperature-humidity monitoring and nRF905 multiple wireless transmission monitor.
Background technology
Silo, telecommunication machine room, drug storage, ordnance storehouse, production inventory storehouse etc. require higher place to Temperature and Humidity Control, and industrial circle detects humiture and the needs of control.Above-mentioned application scenario temperature and humidity monitor is particularly significant, and need multiple spot to detect in real time, and the controller of wired long range measurements humiture in use has significant limitation, use and be wirelessly transferred then convenient, reliable, the warm and humid angle value of measurement can be shown simultaneously on remote monitor in real time.
It is a more emerging application that wireless humiture measures technology, many has this type of occasion measured and changes wired monitoring device into wireless monitoring device one after another, therefore it has tempting prospect and potential great market, becomes each Control Devices Inc. of the world and research unit falls over each other the focus of exploitation.
Summary of the invention
The purpose of this utility model is to provide a kind of based on MSP430F149 temperature-humidity monitoring and nRF905 multiple wireless transmission monitor, utilize existing wireless communication module, under the control of microcomputer, by Temperature Humidity Sensor, scene multiple spot humiture collection is come, again by wireless transmitter module long-distance transmissions, the data being transmitted through are received by control room by receiver module, and show in real time, simultaneously, overlap these devices can with networking with remotely monitor compunication, the warm and humid angle value of multiple measurement points in multiple monitoring place is shown at remotely monitoring computer VB exploitation measurement data display interface.
In order to achieve the above object, the technical solution of the utility model is:
Based on MSP430F149 temperature-humidity monitoring and nRF905 multiple wireless transmission monitor, it is characterised in that: include single-chip microcomputer MSP430F149, wireless communication module nRF905, Temperature Humidity Sensor and display device；Wherein, described Temperature Humidity Sensor is used for gathering humiture data, and described single-chip microcomputer MSP430F149 is for processing humiture data signal, and communication control module is transmitted and receives, and transmits video data to display module；Described wireless communication module nRF905 is for by humiture data signal transmission and reception, and described display device is for showing the humiture information of current multiple spot.
Described main control singlechip MSP430F149 is the MSP430 series monolithic of Texas Instruments (TI) company, and it is a 16 super low-power consumptions, has the mixed-signal processor of reduced instruction set computer.
Described wireless communication module nRF905 is the Monolithic RF transceiver that Nordic VLSI company of Norway releases.It has transmitted in both directions function, can be by firmware change wireless telecommunications numbering, channel and transmitting power, in order to sense the numbering of hardware node and the scope adjusting communications zone for different size of working space in distinguishing WSN environment.NRF905 carries out wireless data transmission by ShockBurstTM transceiver mode, and transmission range 1000～1200 meters are optimal.
Preferably, described humiture compound sensor model is DHT11.A wet element of resistance-type sense and a NTC temperature element is included inside DHT11, and can be connected with 8 single-chip microcomputers of a high-performance, therefore the feature that this product has super fast response, capacity of resisting disturbance is strong, it measures temperature range between 0 DEG C～50 DEG C, measurement humidity range is between 20%RH～90%RH, and resolution is higher.
Preferably, described display device is the MZLH-12864 LCD MODULE of serial SPI interface mode.MZLH-12864 is that the LCD of 128 × 64 dot matrix shows module, and module carries the Chinese character base of two kinds of font sizes and the ASCII character character libary of two kinds of font sizes；And carry basic drawing function.Module is serial SPI interface, and interface is simple and convenient to operate, and carries out convenient and simple interface operation with various micro controller.
Preferably, described watch-dog includes simple alarming device, and described alarm device is connected with single-chip microcomputer, for Realtime Alerts.Described alarm device is active Bell buzzer.
This utility model has the advantage that
The 1 real-time measurement that can carry out multiple spot humiture, and be accurately wirelessly transferred and show in real time
Show measured value.
2 this utility model are designed with low-power consumption, reliable and stable means and technology, in fall
On the premise of low cost, exploitation monitoring equipment display software, easy to use, function expands.
Accompanying drawing explanation
Fig. 1 is this utility model system the general frame.
Detailed description of the invention
This utility model is specifically described below in conjunction with the accompanying drawings with embodiment；This utility model includes
But it is not limited to this embodiment.
As it is shown in figure 1, based on MSP430F149 temperature-humidity monitoring and nRF905 multiple wireless transmission monitor, including main control singlechip MSP430F149, wireless communication module nRF905, Temperature Humidity Sensor DHT11 and display device.
1, MSP430F149 single-chip microcomputer is responsible for humiture data signal acquisition and process, it receives multiple DHT11 by I/O mouth and gathers the data of coming, the data signal received is converted into respective value, then data packing is carried out by certain communications protocol format, the transmission relief area of the data write wireless communication module after packing, being sent by nRF905 wireless sending module, the most on-the-spot display detects to obtain humiture data；Wireless receiving panel then receives, by nRF905 wireless receiving module, the information that collecting part sends over.
2, nRF905 can enter ShockBurstTM and receive pattern, ShockBurstTM sending mode or the conversion of shutdown mode, and when nRF905 is receiving a packet, if the state of its pin changes, nRF905 changes its mode of operation immediately.And after MSP430F149 receives the signal of address coupling pin, it is judged as nRF905 and is receiving packet, and now MSP430F149 just may decide that and allows nRF905 continue to this packet or to enter another mode of operation.
A uses nRF905 wireless transmit, receiver module to carry out humiture long-distance transmissions, overcomes the limitation of wired distance thermometric.
B uses one chip microcomputer MSP430F149 as the kernel control chip of slave, and this single-chip microcomputer supports multichannel input and output.
C uses Temperature Humidity Sensor (DHT11) to constitute multiple spot humiture network.
D, employing MAX232 chip realize Transistor-Transistor Logic level and are converted into RS-232 level format, and JTAG download circuit, facilitate the amendment of program.
E uses MZLH-12864 Liquid Crystal Module to show humiture in real time.
F this device of many sets can be connected with remotely monitoring computer with networking, the measurement data display interface that remotely monitoring computer VB exploitation is good.
G nRF905 receives and the design of transmission system need to realize it and carry out data transmission by SPI interface and microcontroller, carries out wireless data transmission by ShockBurstTM transceiver mode.
Module is configured by H MZLH-12864 liquid crystal display screen by serial SPI.
I scene uses active Bell buzzer to carry out Realtime Alerts.
Claims (5)
1. based on MSP430F149 temperature-humidity monitoring and nRF905 multiple wireless transmission monitor, it is characterised in that: include single-chip microcomputer MSP430F149, wireless communication module nRF905, Temperature Humidity Sensor and display device；Wherein, described Temperature Humidity Sensor is used for gathering humiture data, and described single-chip microcomputer MSP430F149 is for processing humiture data signal, and communication control module is transmitted and receives, and transmits video data to display module；Described wireless communication module nRF905 is for by humiture data signal transmission and reception, and described display device is for showing the humiture information of current multiple spot.
2. watch-dog as claimed in claim 1, it is characterised in that: described humiture compound sensor model is DHT11.
3. watch-dog as claimed in claim 1, it is characterised in that: described display device is the MZLH-12864 LCD MODULE of serial SPI interface mode.
4. watch-dog as claimed in claim 1, it is characterised in that: described watch-dog includes simple alarming device, and alarm device is connected with single-chip microcomputer, for Realtime Alerts.
5. watch-dog as claimed in claim 4, it is characterised in that: described alarm device is active Bell buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620258544.2U CN205485700U (en) | 2016-03-31 | 2016-03-31 | Based on MSP430F149 humiture monitoring and nRF905 multichannel wireless transmission watch -dog |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620258544.2U CN205485700U (en) | 2016-03-31 | 2016-03-31 | Based on MSP430F149 humiture monitoring and nRF905 multichannel wireless transmission watch -dog |
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| CN205485700U true CN205485700U (en) | 2016-08-17 |
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| CN201620258544.2U Expired - Fee Related CN205485700U (en) | 2016-03-31 | 2016-03-31 | Based on MSP430F149 humiture monitoring and nRF905 multichannel wireless transmission watch -dog |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931269A (en) * | 2018-06-28 | 2018-12-04 | 广东技术师范学院 | A kind of wireless humiture acquisition system |
| CN109163768A (en) * | 2018-11-16 | 2019-01-08 | 岱特智能科技（上海）有限公司 | A kind of temperature/humiditydetection detection system based on wireless sensor |
| CN110244601A (en) * | 2019-05-23 | 2019-09-17 | 天津科技大学 | A kind of data collection station system based on Internet of Things |
-
2016
- 2016-03-31 CN CN201620258544.2U patent/CN205485700U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931269A (en) * | 2018-06-28 | 2018-12-04 | 广东技术师范学院 | A kind of wireless humiture acquisition system |
| CN109163768A (en) * | 2018-11-16 | 2019-01-08 | 岱特智能科技（上海）有限公司 | A kind of temperature/humiditydetection detection system based on wireless sensor |
| CN110244601A (en) * | 2019-05-23 | 2019-09-17 | 天津科技大学 | A kind of data collection station system based on Internet of Things |
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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: 20160817 Termination date: 20170331 |
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| CF01 | Termination of patent right due to non-payment of annual fee |