CN206863254U - Weather station based on 32 floating type processors - Google Patents
Weather station based on 32 floating type processors Download PDFInfo
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- CN206863254U CN206863254U CN201720764252.0U CN201720764252U CN206863254U CN 206863254 U CN206863254 U CN 206863254U CN 201720764252 U CN201720764252 U CN 201720764252U CN 206863254 U CN206863254 U CN 206863254U
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Abstract
It the utility model is related to weather monitoring technical field, more particularly to a kind of weather station based on 32 floating type processors, mainly it is made up of DSP Processor unit, meteorological collecting unit, the first level switch module, second electrical level modular converter, battery, solar panel, serial communication module, wireless transport module, LED display and host computer；The input and wireless transport module input of the output end connection serial communication module of DSP Processor unit；The output end of the input connection serial communication module of described LED display；Wireless transport module output end connects DSP Processor unit, receiving terminal connection host computer.The utility model is using 32 floating type processors as the system control process core, calculation error is reduced in data processing, increases data processing precision, simplifies data operation process, so as to reduce the burden of core processor, control system is set to become more safe and stable.
Description
Technical field
It the utility model is related to weather monitoring technical field, more particularly to a kind of meteorology based on 32 floating type processors
Stand.
Background technology
Application No. 201310141075.7, the applying date disclose for the utility application on April 23rd, 2013
A kind of weather monitoring system, it is related to weather monitoring device technical field, including for gathering the data acquisition unit of all kinds of detectors,
The signal transacting that detector obtains is sent to command centre by communication apparatus and stood by the data acquisition unit, the data acquisition
Device is connected to using Alternating Current Power Supply and intelligent accummulator power supply two ways, the data acquisition unit by RS485 interfaces
Rainfall snowfall detector, visibility detector, Temperature and Humidity device, wind direction and wind velocity detector and infrared remote sensing road surface thermometric
Device, to sand and dust, mist on highway, visibility parameter, pavement temperature, wind direction and wind velocity, moisture conditions key element carry out data acquisition and
Analysis, analysis result is then uploaded to command centre station on-site actual situations monitored in real time with realizing.Current gas
As monitoring system mainly stresses to gather various weather informations and provides warning information, common weather station more using 32 ARM at
Device is managed, the shortcomings that more or less and deficiency all be present on data operation and the ability of processing in it, when weather condition is severe, prison
The weather information that examining system collects may make a mistake or information transfer is imperfect in transmission, there is provided warning information
It is likely to devious, is so unfavorable for carrying out precautionary measures in advance.
Utility model content
The purpose of this utility model is to overcome the shortcomings of above-mentioned technology, and provides one kind and be based on 32 floating type processors
Weather station.
The utility model to achieve the above object, using following technical scheme：
A kind of weather station based on 32 floating type processors, it is characterised in that：Mainly by DSP Processor unit, meteorology
Collecting unit, the first level switch module, second electrical level modular converter, battery, solar panel, serial communication module,
Wireless transport module, LED display and host computer composition；The meteorological collecting unit include air velocity transducer, wind transducer,
Atmosphere pressure sensor, Temperature Humidity Sensor, PM2.5 sensors, PM10 sensors and intensity of illumination sensor；First electricity
The input connection AC220v civil powers of flat modular converter, the input and second electrical level modular converter of output end connection battery
Input and air velocity transducer, wind transducer, the power input of atmosphere pressure sensor；The output end of the battery connects
Connect the input of second electrical level modular converter；The input and described the of the output end connection battery of the solar panel
The input of two level switch modules, and Temperature Humidity Sensor, PM2.5 sensors, PM10 sensors and intensity of illumination pass
The power input of sensor；The power input of the output end connection DSP Processor unit of the second electrical level modular converter；
The input and wireless transport module input of the output end connection serial communication module of DSP Processor unit；Described LED shows
The output end of the input connection serial communication module of display screen；Wireless transport module output end connects DSP Processor unit, receives
End connection host computer.
Preferably, first level switch module uses NES-100-24 Switching Power Supplies, and AC220v civil powers are converted to
24V DC voltages.
Preferably, the second electrical level modular converter by from the first level switch module and solar panel output
24V voltage conversions are 5V voltages.
Preferably, the DSP Processor unit is sent to host computer by ZigBee wireless modules.
A kind of method of work of the weather station based on 32 floating type processors, it is characterised in that：Mainly by DSP Processor
Unit, meteorological collecting unit, the first level switch module, second electrical level modular converter, battery, solar panel, serial ports
Communication module, wireless transport module, LED display and host computer composition；The meteorological collecting unit includes air velocity transducer, wind
To sensor, atmosphere pressure sensor, Temperature Humidity Sensor, PM2.5 sensors, PM10 sensors and intensity of illumination sensor；
The input connection AC220v civil powers of first level switch module, output end connect the input and second electrical level of battery
Input and air velocity transducer, wind transducer, the power input of atmosphere pressure sensor of modular converter；The battery
Output end connection second electrical level modular converter input；The input of the output end connection battery of the solar panel
End and the second electrical level modular converter input, and Temperature Humidity Sensor, PM2.5 sensors, PM10 sensors and
The power input of intensity of illumination sensor；The electricity of the output end connection DSP Processor unit of the second electrical level modular converter
Source input；The input and wireless transport module input of the output end connection serial communication module of DSP Processor unit；Institute
The output end of the input connection serial communication module for the LED display said；Wireless transport module output end connects DSP Processor
Unit, receiving terminal connection host computer；The DSP Processor unit runs following procedure：(1) system power-on reset；
(2) system program initializes：According to initialization program, system items state and each control register are initialized；
(3) sensor initializing：According to the order of setting, perform successively；
(4) sensor signal is read；Gather the meteorological data that each sensor is beamed back；
(5) reading situation is judged：Continuing to read if returned without if, otherwise performing next stage order；
(6) processing information：The meteorological data of sensor collection is handled by DSP Processor unit, the meteorology handled
Information is divided into 2 tunnels, and communicated by network interface is shown all the way in LED screen, and another way is sent to host computer by ZigBee wireless modules
Do final process.
Preferably, in step (4), after main program initialization, set the working method of number of sampling points and timer 0 with just
Value, opens interrupters simultaneously start timer, start to sample, judge timing, and A/D samplings and maximum are carried out if reaching
Compare, otherwise return to previous step, A/D sampling completions start to judge whether to complete frequency in sampling, if it is not, starting timer
A/D samplings are re-started, are terminated if completing by maximum value calculation virtual value, calculating, are 10 systems by RMS-DC converter
Binary-coded decimal, then this yard is converted to the code shape value of display, virtual value is shown, finally circulation performs the sampling of next round.
The beneficial effects of the utility model are:1. the utility model is controlled using 32 floating type processors as the system
Processing core, calculation error is reduced in data processing, increase data processing precision, simplify data operation process, so as to
The burden of core processor is reduced, control system is become more safe and stable.
2. 32 floating type processors have a variety of peripheral hardware communication interfaces, such as ADC, I2C,UART,TTL,SPI,SW-DP
(string line debugging port) etc..In terms of delay and power consumption is waken up, several battery saving modes provide maximum excellent with flexibility
Change scheme.
3. its action is included to data acquisition module, and each submodule, right for the requirement of each meteorological element
The meteorological element sensor assembly such as humiture, wind speed, wind direction, atmospheric pressure, PM2.5 is analyzed, finally by data acquisition system
The data transfer collected to upper computer software, is stored, analyzed by system to data.
4. using Zigbee CC2500 radio transmitting and receiving chips, its working frequency range is 2.4GHz ISM band；Zigbee
CC2500 is a low cost, low-power consumption, high performance radio transmitting and receiving chip.With good wireless receiving sensitivity and powerful
Antijamming capability；Main function is that the meteorological data that DSP Processor cell processing is crossed is uploaded into upper computer end.
5. host computer can monitor upload data in real time, each Meteorological Index is shown in graph form.Automatically generate gas
Image data storehouse, record and store.
Brief description of the drawings
Fig. 1 is the system hardware block diagram involved by the utility model；
Fig. 2 is the system initialization routine flow chart involved by the utility model；
Fig. 3 is the timer period interrupt service routine flow chart involved by the utility model；
Fig. 4 is that the meteorological data involved by the utility model samples subroutine flow chart；
Fig. 5 is the design principle flow chart involved by the utility model.
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment describes specific embodiment of the present utility model in detail.As shown in figure 1, one
Weather station of the kind based on 32 floating type processors includes：DSP Processor unit, meteorological collecting unit, level switch module 1,
Level switch module 2, battery, solar panel, serial communication module, wireless transport module, LED display and host computer
Composition.The input connection AC220v civil powers of described level switch module 1, output end connect the input and level of battery
Input and wind speed, wind direction, the power input of atmosphere pressure sensor of modular converter 2；The output end of described battery
Connect the input of level switch module 2；The input and level of the output end connection battery of described solar panel
The input of modular converter 2, and the power input of wind speed, wind direction, atmosphere pressure sensor；Described level switch module 2
Output end connection DSP Processor unit power input, while connect humiture, the power input of PM2.5/10 sensors
End；Signal acquisition port corresponding to the signal output part connection DSP Processor unit of described meteorological collecting unit；DSP processing
The input and wireless transport module input of the output end connection serial communication module of device unit；Described LED display
Input connects the output end of serial communication module；Wireless transport module output end connects DSP Processor unit, receiving terminal connection
Host computer.
Above-mentioned described meteorological collecting unit, from high-precision meteorological sensor, passes through the synchronous asynchronous of processor first
Mouth usart0 is received and dispatched, wind speed is gathered using ModBus agreements by RS485 communication mode, wind direction, temperature, the data of humidity,
It is put into the memory set；PM2.5 and PM10 data are gathered by TTL communication mode, are put into the deposit set
In device；Atmospheric pressure data are gathered by A/D sample modes, the data message of light intensity is gathered by IC communication mode.Pass through net
Port communications and LED display composition intelligent display system.Pass through finally by uart1 asynchronous receiving-transmitting mouth according to the agreement of regulation
Wireless transport module is sent to host computer.
The NES-100-24 that above-mentioned described level switch module 1 is produced with Taiwan Ming Wei Electronics Co., Ltd.s switchs electricity
Source, formed with reference to the hardware interface circuit of routine, AC220v civil powers are converted to the input and electricity of connection battery after DC24v
Input and wind speed, wind direction, the power input of atmosphere pressure sensor of flat modular converter 2；
Based on the voltage reduction module that above-mentioned described level switch module 2 is produced with Gui Yi tech electronics Co., Ltd, with reference to normal
The hardware interface circuits of rule is formed, defeated after DC5v being converted to DC24v that solar panel exports from level switch module 1
Enter the power input of DSP Processor unit, while connect humiture, the power input of PM2.5/10 sensors；
Above-mentioned described wireless transport module, is divided into sending module and receiving module.Sending module and DSP Processor unit
Connection, receiving module are connected with host computer.DSP Processor unit first sends the data to wireless sending module by serial ports, with
The mutual transmission of data is realized between receiving module by Radio Link, host computer then by data sharing, facilitates other equipment to read
Take.
A kind of method of work of the weather station based on 32 floating type processors comprises the following steps in detail：
By meteorological collecting unit, wind speed, wind direction, atmospheric pressure, humiture can be achieved, intensity of illumination, PM2.5/10 are meteorological
The collecting work of data, sampled by A/D, meteorological data is uploaded to DSP Processor unit by RS485, TTL, IC communication modes.
AC220V civil power exports DC24V by the first level switch module, can be passed directly to wind speed, wind direction, atmospheric pressure
Sensor is powered, and can also directly be charged to battery.LED display gives itself offer DC5V electricity by built-in level modular converter
Source.DC5V is exported by second electrical level modular converter, humiture, PM2.5/10 can be given to power, while give DSP Processor unit
Power supply.Solar energy photovoltaic panel directly exports DC24V, can directly charge a battery, and it is given by second electrical level modular converter
Voltage needed for his sensor offer.
It can realize that the collection of every meteorological data and processing, analysis upload by DSP Processor unit.Communicated by network interface
Realize that LED screen circulation shows weather information.
Last DSP Processor unit is sent to host computer by ZigBee wireless modules, realize meteorological data sampling and
Monitoring judges in real time, and the rationalization opinion in terms of going on a journey with life is provided according to every index.By real-time in graph form
Meteorological data is shown, data more have intuitive.Meteorogical phenomena database is automatically generated in units of day, records and stores.
The software of meteorological data collection described in above-mentioned steps is realized：
As shown in Fig. 2 system initialization routine only performs once in system electrification, mainly to system status register
Setting, the setting of interrupt identification and permission, the setting of house dog, timer initialization, capturing unit initialization, LED screen shows
Show initialization, the setting of I/O mouths and initialization etc..As shown in figure 3, initialization program is performed after completing and obtaining starting-up signal,
System enters circular wait state.When there is interrupt event generation, then go to complete observing and controlling into corresponding interrupt service subroutine
Function.The major instruction of control system can all be completed in timer.If the value of timer counter is deposited with timer period
The value of device is equal, then produces cycle interruption request.After interruption is responded, system will enter interrupt service routine.When in its confirmation
After disconnected source is correct, starts outside A/D converter first, to gather corresponding electric energy quality signal, then line number is entered to transformation result
According to processing compared with, finally open and always interrupt and return.
After timer period interrupt service routine, which performs, to be terminated, subprogram is sampled into corresponding meteorological data.Such as Fig. 4
It is shown.After main program initialization, the working method and initial value of number of sampling points and timer 0 are set, opens interrupters simultaneously start timing
Device, start to sample, judge timing, A/D samplings and the comparison of maximum are carried out if reaching, otherwise returns to previous step,
A/D sampling completions start to judge whether to complete frequency in sampling, if it is not, starting timer re-starts A/D samplings, if complete
Cheng Ze is terminated by maximum value calculation virtual value, calculating, is converted to by the binary-coded decimal that RMS-DC converter is 10 systems, then by the code
The code shape value of display, virtual value is shown, finally circulation performs the sampling of next round.
As shown in figure 5, the principle software flow described in the utility model to meteorological station control system is as follows：
(1) system power-on reset；
(2) system program initializes：According to initialization program, system items state and each control register are initialized；
(3) sensor initializing：According to the order of setting, perform successively；
(4) sensor signal is read；Gather the meteorological data that each sensor is beamed back；
(5) reading situation is judged：Continuing to read if returned without if, otherwise performing next stage order；
(6) processing information：The meteorological data of sensor collection is handled by DSP Processor unit, the meteorology handled
Information is divided into 2 tunnels, and communicated by network interface is shown all the way in LED screen, and another way is sent to host computer by ZigBee wireless modules
Do final process.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (4)
- A kind of 1. weather station based on 32 floating type processors, it is characterised in that：Mainly adopted by DSP Processor unit, meteorology Collect unit, the first level switch module, second electrical level modular converter, battery, solar panel, serial communication module, nothing Line transport module, LED display and host computer composition；The meteorological collecting unit includes air velocity transducer, wind transducer, big Baroceptor, Temperature Humidity Sensor, PM2.5 sensors, PM10 sensors and intensity of illumination sensor；First level Modular converter input connection AC220v civil powers, output end connection battery input and second electrical level modular converter it is defeated Enter end and air velocity transducer, wind transducer, the power input of atmosphere pressure sensor；The output end connection of the battery The input of second electrical level modular converter；The input and described second of the output end connection battery of the solar panel The input of level switch module, and Temperature Humidity Sensor, PM2.5 sensors, PM10 sensors and intensity of illumination sensing The power input of device；The power input of the output end connection DSP Processor unit of the second electrical level modular converter；DSP The input and wireless transport module input of the output end connection serial communication module of processor unit；Described LED is shown The output end of the input connection serial communication module of screen；Wireless transport module output end connects DSP Processor unit, receiving terminal Connect host computer.
- 2. the weather station according to claim 1 based on 32 floating type processors, it is characterised in that：First level Modular converter uses NES-100-24 Switching Power Supplies, and AC220v civil powers are converted into 24V DC voltages.
- 3. the weather station according to claim 1 based on 32 floating type processors, it is characterised in that：The second electrical level Modular converter will be 5V voltages from the 24V voltage conversions of the first level switch module and solar panel output.
- 4. the weather station according to claim 1 based on 32 floating type processors, it is characterised in that：The DSP processing Device unit is sent to host computer by ZigBee wireless modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764252.0U CN206863254U (en) | 2017-06-28 | 2017-06-28 | Weather station based on 32 floating type processors |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720764252.0U CN206863254U (en) | 2017-06-28 | 2017-06-28 | Weather station based on 32 floating type processors |
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| CN206863254U true CN206863254U (en) | 2018-01-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107065038A (en) * | 2017-06-28 | 2017-08-18 | 天津中德应用技术大学 | Weather station and method of work based on 32 floating type processors |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107065038A (en) * | 2017-06-28 | 2017-08-18 | 天津中德应用技术大学 | Weather station and method of work based on 32 floating type processors |
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