CN112859654B - Ocean buoy data acquisition controller capable of being freely configured and configuration method - Google Patents
Ocean buoy data acquisition controller capable of being freely configured and configuration method Download PDFInfo
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Abstract
The invention discloses a freely configurable ocean buoy data acquisition controller and a configuration method, wherein the configuration method comprises the following steps: the system comprises an acquisition unit and a control unit which are communicated with each other, wherein the acquisition unit is communicated with an upper computer; the acquisition unit comprises a microprocessor and a plurality of measurement channels respectively connected with the microprocessor; the control unit comprises a processor and a plurality of communication serial ports respectively connected with the processor; the acquisition unit is configured to receive configuration information of each measurement channel and each communication serial port, which is configured by the upper computer in a visual graphical interface mode, and configure each measurement channel based on the configuration information of each measurement channel; the control unit is configured to receive the serial port configuration information sent by the acquisition unit so as to realize the configuration of each communication serial port type. The invention has the beneficial effects that: the invention does not solidify each channel interface in the bottom layer code any more, but adopts the visual interface LabVIEW to configure, the configuration process is simple, the bottom layer code does not need to be modified, and the universality of the interface is improved.
Description
Technical Field
The invention relates to the technical field of data acquisition control, in particular to a freely configurable ocean buoy data acquisition controller and a configuration method.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The data acquisition controller is mainly used in the scene of unattended state monitoring, and the Ocean Buoy (Ocean bucket) is an automatic observation station for Ocean hydrology, water quality and weather, which is mainly composed of an observation Buoy anchored on the sea, is an unmanned automatic Ocean observation station, can work continuously and all-weather for a long time in any severe environment, and can measure and send out various hydrology, water quality and weather factors at regular time every day.
The ocean buoy data acquisition controller is used for acquiring and controlling data of a sensor carried by an ocean buoy, the sensor carried by the buoy is various, after an internal program of the traditional data acquisition controller is compiled, an interface is solidified, and interface data can be processed only according to the existing method in the program, so that a certain interface can only receive the sensor data corresponding to the processing method in the program, each interface is not universal, and if the type of the data received by the certain interface is changed, the bottom code of the data acquisition controller needs to be changed, so that the use flexibility of the data acquisition controller is greatly limited.
Disclosure of Invention
In order to solve the problems, the invention provides a freely configurable ocean buoy data acquisition controller and a configuration method, which can solve the problems of low efficiency, poor flexibility, single acquisition interface, complex configuration and the like when the working mode of an internal program is changed by a buoy controller in order to adapt to different working conditions.
In some embodiments, the following technical scheme is adopted:
a freely configurable ocean buoy data acquisition controller comprising: the system comprises an acquisition unit and a control unit which are communicated with each other, wherein the acquisition unit is communicated with an upper computer;
the acquisition unit comprises a microprocessor and a plurality of measurement channels respectively connected with the microprocessor; the control unit comprises a processor and a plurality of communication serial ports respectively connected with the processor;
the acquisition unit is configured to receive configuration information of each measurement channel and each communication serial port, which is configured by the upper computer in a visual graphical interface mode, and configure each measurement channel based on the configuration information of each measurement channel;
the control unit is configured to receive serial port configuration information sent by the acquisition unit so as to realize configuration of each communication serial port type.
As a further scheme, if the configuration is successful, the acquisition unit feeds back the configuration information of each measurement channel and the configuration information of each serial port to the upper computer;
and if the configuration is unsuccessful, the acquisition unit sends the information of unsuccessful configuration to the upper computer.
As a further scheme, the upper computer receives the information of successful configuration fed back by the acquisition unit and displays the information of successful configuration.
As a further aspect, the plurality of measurement channels includes: a number of differential voltage measurement channels or a number of pseudo-differential voltage measurement channels, and a number of resistance measurement channels.
As a further scheme, the configuration information of each measurement channel includes: the differential property of the voltage measuring channel, the data type, polarity and range of the voltage to be measured, and the type of the resistance to be measured of the resistance measuring channel;
the configuration information of the communication serial port comprises: and matching the communication serial port with the digital sensor.
As a further scheme, the configuration information for each measurement channel further includes configuration of a subsequent processing mode of the acquired data.
As a further scheme, the upper computer configures data interaction among the channels in a visual graphical interface mode.
As a further scheme, the upper computer realizes the configuration of a visual graphical interface through LabVIEW.
In other embodiments, the following technical solutions are adopted:
a configuration method of a freely configurable ocean buoy data acquisition controller comprises the following steps:
receiving configuration information of each measuring channel and each serial port in a data acquisition controller configured by an upper computer;
configuring each measuring channel and each serial port based on the configuration information;
receiving configuration information of each measuring channel and each serial port in a data acquisition controller configured by an upper computer;
replacing the configuration information parameters of the analyzed measurement channels with the structure body variables corresponding to the measurement channels, and in the process that each measurement channel sequentially acquires data, taking the corresponding structure body variables as input variables of an acquisition function to complete the configuration of each measurement channel;
and defining each serial port by adopting a macro-definition mode, configuring the serial ports by utilizing the analyzed serial port configuration information parameters, and matching each serial port with the type of the digital sensor.
As a further scheme, the specific parsing process includes:
the acquisition unit analyzes the frame header judgment type of the character string corresponding to the configuration information, extracts the range value, the polarity code and the calculation formula in the middle of the data frame, and stores the range value, the polarity code and the calculation formula in an ini configuration file stored in the acquisition unit;
after receiving a request for acquiring configuration information sent by a control unit, sending the ini configuration file to the control unit;
and reading the configuration information of each measurement channel and/or serial port in the ini configuration file during configuration, and matching different processing functions.
As a further scheme, the method further comprises the following steps: judging whether the configuration is successful, if so, returning configuration information of each measuring channel and each serial port to the upper computer; if the configuration is unsuccessful, returning information of unsuccessful configuration to the upper computer;
the process of judging whether the configuration is successful specifically comprises the following steps:
and performing advanced parity check and identifier check, if no error exists, then performing character string analysis, and if the analysis is successful and the information matching is completed, then indicating that the configuration is successful.
Compared with the prior art, the invention has the beneficial effects that:
in the prior art, the resistor, the voltage measurement port and the serial port of the data acquisition controller cannot be used in a mixed manner, once an internal program is written, the internal data processing flow of the interface is solidified, and the corresponding interface can only receive corresponding sensor data. The invention does not solidify each channel interface in the bottom code, but adopts visual interface LabVIEW to configure, before using the data acquisition controller, if one voltage measurement channel is required to measure a certain known sensor data, the polarity, the range, the parameters of the corresponding processing formula, whether the difference is or not and other characteristics of the channel are set on the LabVIEW interface, the resistance measurement port can realize the measurement only by setting the type and the measurement range on the LabVIEW interface, the serial port is configured into the process of matching the existing sensor type data processing function and the serial port number in the program, the serial port can realize the data receiving and analyzing after the setting, the configuration process is simple, the bottom code does not need to be modified, and the universality of the interface is improved.
According to the invention, data transmission with LabVIEW configuration software is realized through an RS485 serial port in the data acquisition controller, and the functions of configuring the differential property of a voltage measurement channel of the acquisition unit, the data type, polarity and range of voltage to be measured, the type of resistance to be measured of the resistance measurement channel and an RS232 communication serial port of the control unit in a visual window manner are realized. Various low-efficiency problems that the traditional collector modifies internal programs according to working conditions are avoided, and meanwhile, the precise collection configuration of the floating mark controller is facilitated in a visual mode.
Additional features and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural diagram of a data acquisition controller of a marine buoy in an embodiment of the invention;
fig. 2 is a flow chart of a data acquisition method of the ocean buoy data acquisition controller in the embodiment of the invention.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example one
In one or more embodiments, a freely configurable ocean buoy data acquisition controller is disclosed, with reference to fig. 1, comprising: the device comprises a collection unit and a control unit which are communicated with each other, wherein the collection unit is communicated with an upper computer.
The acquisition unit comprises a singlechip and a plurality of analog quantity measurement channels respectively connected with the singlechip; these measurement channels include: a differential voltage signal measurement channel or pseudo-differential voltage signal measurement channel, and a resistance measurement channel.
The control unit comprises a processor and a plurality of communication serial ports respectively connected with the processor; the communication serial ports comprise an RS232 communication serial port and an RS485 communication interface.
As an implementation manner, the data acquisition controller for the ocean buoy in this embodiment includes two net ports, four relay control ports, four external RS232 communication serial ports, one RS485 interface, six differential voltage signal measurement ports or twelve pseudo differential voltage signal measurement ports, one four-wire and two-wire resistance measurement ports.
In the embodiment, the upper computer adopts a portable computer and carries LabVIEW software; the acquisition unit and the upper computer are communicated in the form of an acquisition unit-RS 485-USB-upper computer; the DB9 serial port interface of portable computer is less and less, and the USB interface is abundant, therefore adopts the USB interface to connect the computer and is convenient for daily use. Data acquisition controller in the in-service use, generally can encapsulate inside the buoy, and engineering personnel are difficult to stop for a long time closely, and RS485 is farther than the distance that RS232 can transmit, adopts the convenience that RS485 transmission is favorable to the interface setting.
An RS 486-TTL chip is arranged in a collection unit of the data collection controller, an instruction transmitted by LabVIEW can be converted into a TTL level signal from an RS485 level, the TTL level signal is received and analyzed by the single chip microcomputer, corresponding actions are executed, serial port configuration information is sent to the control panel, and the control panel redefines the serial ports according to the setting information of the LabVIEW on the serial ports.
The acquisition unit is configured to receive configuration information of each measurement channel and each communication serial port which are configured by the upper computer in a LabVIEW visual graphical interface mode, and the measurement channels are configured based on the configuration information of the measurement channels;
the control unit is configured to receive the serial port configuration information sent by the acquisition unit so as to realize the configuration of each communication serial port type.
In this embodiment, the configuration information of each measurement channel and each communication serial port includes: the differential attribute of the voltage measuring channel, the data type, polarity and range of the voltage to be measured, the type of the resistance to be measured of the resistance measuring channel and the function of the RS232 communication serial port are the matching relation between the RS232 communication serial port and the digital sensor.
In addition, the configuration for each channel further includes: the subsequent processing method of the data collected by the channel is, for example, parameters of a formula for converting the output voltage of the wind speed sensor into a wind speed value.
Subsequent processing of the single channel measurement data, possibly with other channel measurement data, is also configured by LabVIEW.
Configuration information is generated by LabVIEW, operation and parameter matching are completed by an internal program of the single chip microcomputer, and C language is used for compiling; in the configuration process of LabVIEW, only the options on the human-computer interaction interface need to be clicked or a small number of parameters need to be input, and a large amount of bottom layer codes do not need to be written.
The single chip microcomputer receives LabVIEW instructions by using serial port interruption, carries out identifier and parity check after receiving the instructions, identifies the instructions after passing the check, corresponds to one section of the instructions for each interface, and modifies the interface acquisition mode if the instructions are updated; if no update exists, the original state is kept unchanged.
The acquisition unit and the control unit communicate through RS232, the control unit can ask the acquisition unit for real-time acquisition data at regular time, external serial ports of the data acquisition controller are all carried on the control unit, after the interface of the acquisition unit is set, the single chip can check whether the acquisition unit and the control unit are in a communication state, if yes, serial port configuration information is sent after the communication is finished, and if not, the serial port configuration information is directly sent.
The data control collector is started up and comprises a set of default configuration, and if the configuration is not carried out, the set of configuration is selected by default; if the configuration is carried out, judging whether the configuration is successful or not after the configuration is finished, if the configuration is successful, returning a configuration success signal to the upper computer, and displaying feedback with an upper computer interface carried by the LabVIEW; if the information is wrong, returning a configuration unsuccessful signal, and continuously selecting the default configuration by the data acquisition controller.
Example two
In one or more embodiments, a method for configuring a freely configurable ocean buoy data acquisition controller is disclosed, and referring to fig. 2, the ocean buoy data acquisition controller is the data acquisition controller disclosed in the first embodiment.
The configuration method comprises the following steps:
receiving configuration information of each measuring channel and each serial port in a data acquisition controller configured by an upper computer;
configuring each measuring channel and each serial port based on the configuration information;
and acquiring ocean buoy data based on the configuration information.
The specific implementation steps are as follows:
(1) LabVIEW interface configuration process
The LabVIEW configuration data acquisition controller interface process adopts a point selection and input combined mode, when a voltage measurement interface is set, the polarity and the differential attribute of data to be received by the interface are required to be selected, the voltage change range is input, one of the existing data processing modes is selected, and corresponding parameters are input; the setting of the resistance measuring channel only needs to select the type of the data to be measured and input the measuring range. The serial port is more convenient to set, and only the type of the existing sensor needs to be selected. After all the settings are finished, clicking a storage setting button, and then splicing the setting information of each interface into a setting instruction in a certain format by using a character string splicing mode by the LabVIEW, and sending the setting instruction by the visa-write through the USB.
(2) Instruction transmission process
In the transmission process, a USB-RS485 patch cord is needed to connect the RS485 transmission line to a computer, and the visa control of the LabVIEW can communicate with the equipment through the RS485 bus. The RS485 communication mode is selected to achieve data transmission at a longer distance, and although half-duplex data transmission is adopted, the configuration requirement of the data acquisition controller can be completely met. The acquisition unit is internally provided with an RS485 to TTL chip, and can convert the configuration instruction into a TTL level which is received by the single chip microcomputer of the acquisition unit.
(3) Configuration information reception and processing for data acquisition controller
The single chip microcomputer of the acquisition unit interrupts and receives the configuration information, and the analysis process configures each measurement channel interface according to the specified sequence. Firstly, the analyzed configuration parameters replace variables of the structure body corresponding to each measuring channel in the program, and then, in the process that each measuring channel sequentially collects data, the corresponding structure body is used as an input variable of a collection function, so that the purpose of configuring the sampling characteristics of each measuring channel interface is achieved. In addition, the acquisition board can send serial port configuration information to the control board, digital sensors acquired by the serial ports of the control board are all of known types, various data acquisition and processing programs of the digital sensors are added to the control board processor, a macro-definition mode is adopted to define the serial ports, and after the serial port configuration information is received, all the serial ports are matched with the types of the digital sensors.
As a specific implementation mode, the type, the range and the polarity of different sensor data corresponding to each sensor configuration button of a LabVIEW program on a single chip microcomputer are selected, and a subsequent processing method of the acquired data is further included.
And after the matched characters are input into corresponding buttons in a LabVIEW program of the upper computer, transmitting the matched characters to an acquisition unit of the acquisition controller in an RS485 communication mode according to an internal mapping rule.
And after receiving the corresponding character strings, the acquisition unit analyzes the frame header judgment type, extracts the range value, the polarity code and the calculation formula in the middle of the data frame and stores the range value, the polarity code and the calculation formula in an internally stored ini configuration file.
The acquisition unit internally comprises an initial ini configuration file, after all information related to the measurement channel interface needing to be defined is transmitted to the acquisition unit by a LabVIEW program on an upper computer, the generated ini configuration file replaces the initial file, and if the information is not set, the acquisition unit is started and configured by the initial ini file.
When the control unit is started and initialized, the control unit sends a data request to the acquisition unit to acquire configuration information, the acquisition unit transmits the generated ini configuration file through an internal RS232 serial port, the control unit stores the ini file into an acquisition program directory, and the ini file is covered if an updated ini file is transmitted later.
After the data acquisition controller is started or updates the ini file, configuration information of each acquisition interface in the ini file, such as a data range, a data type, a calculation formula and the like, needs to be read to match different processing functions.
And then the data acquisition controller carries out uninterrupted timing acquisition tasks for 24 hours according to the acquisition types corresponding to the ini.
(4) State feedback for data acquisition controller
The data acquisition controller needs to feed back configuration state information to the LabVIEW, after the configuration information is received, advanced parity check and identifier check are carried out on the single chip of the acquisition board, if no error exists, character string analysis is carried out, if the analysis is successful and the information matching is completed, the configuration is successful, the acquisition board returns a configuration success signal to the LabVIEW, the LabVIEW is displayed on a computer, and the configuration of the data acquisition controller is completed completely.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (8)
1. A configuration method of a marine buoy data acquisition controller is characterized by comprising the following steps:
receiving configuration information of each measuring channel and each serial port in a data acquisition controller configured by an upper computer;
replacing the configuration information parameters of the analyzed measurement channels with the structure body variables corresponding to the measurement channels, and in the process that each measurement channel sequentially acquires data, taking the corresponding structure body variables as input variables of an acquisition function to complete the configuration of each measurement channel;
defining each serial port by adopting a macro-definition mode, configuring the serial ports by utilizing the analyzed serial port configuration information parameters, and matching the serial ports with the types of the digital sensors;
the specific analysis process comprises the following steps:
the acquisition unit analyzes the frame header judgment type of the character string corresponding to the configuration information, extracts the range value, the polarity code and the calculation formula in the middle of the data frame, and stores the range value, the polarity code and the calculation formula in an ini configuration file stored in the acquisition unit;
after receiving a request for acquiring configuration information sent by a control unit, sending the ini configuration file to the control unit;
reading configuration information of each measurement channel and/or serial port in the ini configuration file during configuration, and matching different processing functions;
adopting a freely configurable ocean buoy data acquisition controller, the ocean buoy data acquisition controller comprises: the system comprises an acquisition unit and a control unit which are communicated with each other, wherein the acquisition unit is communicated with an upper computer;
the acquisition unit comprises a microprocessor and a plurality of measurement channels respectively connected with the microprocessor; the control unit comprises a processor and a plurality of communication serial ports respectively connected with the processor;
the acquisition unit is configured to receive configuration information of each measurement channel and each communication serial port, which is configured by the upper computer in a visual graphical interface mode, and configure each measurement channel based on the configuration information of each measurement channel;
the control unit is configured to receive serial port configuration information sent by the acquisition unit so as to realize configuration of each communication serial port type.
2. The configuration method of the ocean buoy data acquisition controller according to claim 1, wherein if the configuration is successful, the acquisition unit feeds back configuration information of each measurement channel and configuration information of each serial port to an upper computer;
and if the configuration is unsuccessful, the acquisition unit sends the information of unsuccessful configuration to the upper computer.
3. The configuration method of the ocean buoy data acquisition controller as claimed in claim 1, wherein the upper computer receives the information of successful configuration fed back by the acquisition unit and displays the information of successful configuration.
4. The method of claim 1, wherein the plurality of measurement channels comprises: a number of differential voltage measurement channels or a number of pseudo-differential voltage measurement channels, and a number of resistance measurement channels.
5. The method as claimed in claim 3, wherein the configuration information of each measurement channel comprises: the differential attribute of the voltage measuring channel, the data type, polarity and range of the voltage to be measured, the type of the resistance to be measured of the resistance measuring channel, and the configuration of the subsequent processing mode of the acquired data;
the configuration information of the communication serial port comprises: and matching the communication serial port with the digital sensor.
6. The method for configuring the ocean buoy data acquisition controller as claimed in claim 1, wherein the upper computer configures data interaction between the channels in a visual graphical interface mode.
7. The method for configuring a data acquisition controller of a marine buoy as claimed in claim 1, wherein the upper computer realizes the configuration of the visual graphical interface through LabVIEW.
8. The method of claim 1, further comprising: judging whether the configuration is successful, if so, returning configuration information of each measuring channel and each serial port to the upper computer; if the configuration is unsuccessful, returning information of unsuccessful configuration to the upper computer;
the process of judging whether the configuration is successful specifically comprises the following steps:
and performing advanced parity check and identifier check, if no error exists, then performing character string analysis, and if the analysis is successful and the information matching is completed, then indicating that the configuration is successful.
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| CN201548834U (en) * | 2009-11-27 | 2010-08-11 | 山东省科学院海洋仪器仪表研究所 | Universal intelligent type information collection operating device used for marine monitoring |
| CN201926890U (en) * | 2011-01-24 | 2011-08-10 | 山东省科学院海洋仪器仪表研究所 | Field monitoring equipment for ocean parameters |
| ES2404945B1 (en) * | 2011-10-18 | 2014-04-30 | Consejo Superior De Investigaciones Científicas (Csic) | DATA TRANSFER PROCEDURE BETWEEN AT LEAST A LAGRANGIAN CURRENT MEASUREMENT BUYING FOR OCEAN AND COASTAL ENVIRONMENTS AND A BASE STATION, AND LAGRANGIAN CURRENT MEASUREMENT BUYING FOR OCEAN AND COASTAL ENVIRONMENTS |
| CN102915284B (en) * | 2012-11-14 | 2016-07-13 | 中航华东光电有限公司 | Infrared touch panel standard configurations method |
| US20160359570A1 (en) * | 2015-06-02 | 2016-12-08 | Umm Al-Qura University | Measurement system for seas, rivers and other large water bodies |
| CN207123734U (en) * | 2017-07-31 | 2018-03-20 | 中国船舶重工集团公司第七一九研究所 | It is applicable the configurable data acquisition control device of Yu Haiyang nuclear power platform |
| CN108398152A (en) * | 2017-12-29 | 2018-08-14 | 上海建工集团股份有限公司 | A kind of numbering system and method for universal sensor |
| CN109510759B (en) * | 2018-10-22 | 2021-08-06 | 智强通达科技（北京）有限公司 | System and method for realizing rapid universal multi-protocol gateway |
| CN110502467B (en) * | 2019-07-25 | 2020-11-10 | 江苏诺蓝翌新能源科技有限公司 | Universal acquisition interface software system based on serial port modbus communication protocol |
| CN110972096A (en) * | 2019-11-11 | 2020-04-07 | 青岛蓝博海洋科技有限公司 | Internet of things data acquisition software with configurable communication protocol and design method |
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