CN111198834B - Method for converting arbitrary serial port protocol into modbus protocol and programming-free module - Google Patents
Method for converting arbitrary serial port protocol into modbus protocol and programming-free module Download PDFInfo
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- CN111198834B CN111198834B CN201911361751.5A CN201911361751A CN111198834B CN 111198834 B CN111198834 B CN 111198834B CN 201911361751 A CN201911361751 A CN 201911361751A CN 111198834 B CN111198834 B CN 111198834B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4282—Bus transfer protocol, e.g. handshake; Synchronisation on a serial bus, e.g. I2C bus, SPI bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to the technical field of equipment debugging in the dynamic industry, in particular to a method for converting any serial port protocol into a modbus protocol and a programming-free module, which comprises a PCE module, wherein the PCE module is a main board comprising a main control unit, a memory chip system and a hardware communication circuit; the main control unit is a 32-bit ARM single-chip microcomputer, the 32-bit ARM single-chip microcomputer runs a real-time operating system and a web service system, and a file system, a json analyzer, js codes and a plurality of analysis mechanisms are stored in the 32-bit ARM single-chip microcomputer; the hardware communication circuit comprises an RS232 communication interface, an RS485 communication interface, a wired network port and a powerbus interface. The invention has the beneficial effects that aiming at different serial port protocols of industrial equipment, manual on-site code writing and debugging are avoided. The method can operate in a web interface, can produce a configuration file through the web, can finish the configuration of the protocol by uploading to the equipment, does not need people to write codes on site, and can be reused.
Description
Technical Field
The invention relates to the technical field of equipment debugging in the dynamic industry, in particular to a method for converting any serial port protocol into a modbus protocol and a programming-free module.
Background
The machine room is used as an information center, and the running stability of the environment is required to be ensured. Constant temperature and constant humidity, switching to a backup power supply after power failure, and alarming in time when water leakage and fire occur. The equipment such as UPS, air conditioner, power distribution cabinet, electric meter, humiture and storage battery are all used as standard of machine room for the equipment of above-mentioned objective. The movable ring monitoring system realizes information acquisition, data analysis and alarm actions of all the devices. With the development of big data and artificial intelligence, the requirements of machine room construction are also increasing.
Compared with other industries, the movable ring industry has the great characteristics that no standard product exists, the condition of each machine room is inconsistent, some equipment is provided for the first party, and some equipment is provided for the movable ring manufacturer. Different machine rooms have different configurations, and the peripheral equipment conditions are inconsistent.
The current dynamic ring monitoring industry has the technical problems that the communication protocols of the various devices are different, the communication protocols of different devices are different, the protocols of the devices are inconsistent, and a unified communication protocol is not used for communicating with external devices. At present, most dynamic ring manufacturers encode on the artificial site, and then burn programs to a hardware information acquisition device. Not only is the efficiency low (repeated burning and debugging), the error is easy (the field code does not pass the stability test), but also the requirement of the personnel for debugging is high (the embedded code needs to be written).
Therefore, a programming-free method which can be written without on-site programming and only needs web operation is needed to solve the problems.
Disclosure of Invention
The invention provides a method for converting any serial port protocol into a modbus protocol and a programming-free module, which are used for overcoming the defect that in the prior art, each time a new device is encountered in the dynamic ring industry, the encoding and the debugging are required to be carried out on site.
The invention is realized by the following technical scheme:
the programming-free module for converting any serial port protocol into a modbus protocol comprises a PCE module, and is characterized in that:
the PCE module is a main board comprising a main control unit, a memory chip system and a hardware communication circuit;
the main control unit is a 32-bit ARM single-chip microcomputer, the 32-bit ARM single-chip microcomputer runs a real-time operating system and a web service system, and a file system, a json analyzer, js codes and a plurality of analysis mechanisms are stored in the 32-bit ARM single-chip microcomputer;
the hardware communication circuit comprises an RS232 communication interface, an RS485 communication interface, a wired network port and a powerbus bus interface; the PC end browser is communicated with the main control unit through a wired network port, and the main control unit is communicated with the equipment through an RS232 communication interface or an RS485 communication interface or the wired network port.
Further, in order to better implement the present invention, the parsing mechanism includes mdobus protocol, electric total protocol, character type protocol, and custom type protocol generating and parsing mechanism.
Further, in order to better implement the present invention, the PCE module is a motherboard provided with an ARM singlechip when running in a micro real-time operating system, and is a server or a PC host when running in X86 windows and linux systems.
The method for converting any serial port protocol into the modbus protocol based on the programming-free module comprises the following steps:
firstly, a user accesses a programming-free module through a web browser, and a browser end runs a webpage and a JS program stored in a main control;
secondly, adding equipment on the webpage by a user, selecting the communication type of the added equipment, setting parameters required by communication, and then selecting a communication coding template;
thirdly, after the communication coding template is selected, the communication coding template enters a data test interface to carry out data receiving and transmitting test, and the received data is a data frame;
step four, after the user determines that the received and transmitted data are correct, entering a data extraction interface to extract data from a data frame;
fifthly, after the data extraction is finished, saving a configuration file and locally generating a configuration text;
step six, returning to the equipment information interface, uploading the generated configuration text, storing the configuration file of the equipment in the acquisition module, completing the extraction of parameters by the programming-free module according to the configuration information in the configuration file, and storing according to the standard modbus protocol;
and seventhly, the same equipment is arranged, and the configuration file generated in the sixth step is directly uploaded without repeated configuration.
Further, in order to better implement the present invention, the specific method for data transceiving test in the third step is as follows: in the data test interface, a user fills relevant data in the web according to a communication protocol manual of the device and then clicks the test to visually see the transmitted data and the received data.
Further, in order to better implement the present invention, the specific method for extracting data in the fourth step is as follows: the user inputs key parameters, selects the starting and ending positions, parameter names, extraction methods and expected data types in one data frame, clicks a test to check whether the data is extracted correctly, clicks to continue the extraction to perform the subsequent extraction actions if the extraction method obtains the data and needs to further extract. After the extracted data is determined to be correct, clicking a parameter adding button, storing the parameter extracting method, and repeatedly extracting according to the stored extracting method if a plurality of key parameters exist in one data frame.
Further, in order to better implement the present invention, if a plurality of data frames are required for the above parameters, the data transceiving test in the third step is returned to obtain another data frame, and then the data extraction is performed on the another data frame in the fourth step.
The beneficial effects of the invention are as follows:
the invention converts any serial port protocol into a modbus protocol aiming at different serial port protocols of industrial equipment, and solves the inconvenience that personnel can write codes and debug on site to extract data. The method has the advantages that the common communication template matrix is preset, the custom communication matrix is provided, the debugging is simple, the code is not required to be changed, whether the extracting party is correct or not can be repeatedly tested at the web end, errors are not easy to occur, the configuration files are regenerated after all communication extracting methods are determined to be correct, the generated configuration files can be reused, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of a master control structure of a programming-free module of the present invention;
FIG. 2 is a schematic flow chart of a method for converting any serial port protocol into a modbus protocol according to the present invention;
fig. 3 is a schematic diagram of a communication parameter setting interface for converting any serial port protocol into a modbus protocol according to the present invention;
FIG. 4 is a schematic diagram of a communication protocol template selection interface for converting any serial port protocol to a modbus protocol according to the present invention;
fig. 5 is a schematic diagram of a data transceiving test interface for converting any serial port protocol into a modbus protocol according to the present invention;
fig. 6 is a schematic diagram of an extraction mode selection interface for converting any serial port protocol into a modbus protocol.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
Fig. 1-6 illustrate an embodiment of the present invention, which is a programming-free module and method for converting an arbitrary serial port protocol to a modbus protocol.
The embodiment comprises a PCE module, wherein the PCE module is a main board comprising a main control unit, a memory chip system and a hardware communication circuit.
The PCE module is a motherboard with an ARM single-chip microcomputer installed when the present embodiment operates in a micro real-time operating system, and is a server or PC host when the present embodiment operates in an X86 windows and linux system.
Fig. 1 shows a specific structure of a main control unit in the implementation, the main control unit is a 32-bit ARM single-chip microcomputer, the 32-bit ARM single-chip microcomputer runs a real-time operating system and a web service system which are stored in a memory chip system, and a file system, a json parser, js codes and a plurality of parsing mechanisms are stored in the 32-bit ARM single-chip microcomputer; the hardware communication circuit comprises an RS232 communication interface, an RS485 communication interface, a wired network port and a powerbus bus interface; the PC end browser is communicated with the main control unit through a wired network port, and the main control unit is communicated with the equipment through an RS232 communication interface or an RS485 communication interface or the wired network port.
The analysis mechanism comprises an mdobus protocol, an electric total protocol, a character type protocol and a custom type protocol generation and analysis mechanism.
FIG. 2 is a method for converting any serial port protocol to a modbus protocol based on WEB operations using the programming-free module described above, including the following steps;
firstly, a user accesses a programming-free module through a web browser, and a browser end runs a webpage and a JS program stored in a main control;
secondly, adding equipment on the webpage by a user, selecting the communication type of the added equipment, setting parameters required by communication, and then selecting a communication coding template (shown in fig. 3 and 4);
thirdly, selecting a communication coding template, entering a data test interface for data receiving and transmitting test, filling relevant data in the web by a user according to a communication protocol manual of equipment at the data test interface, clicking test, and visually observing the transmitted data and the received data, wherein the received data is a data frame (shown in figure 5);
step four, after the user determines that the received and transmitted data are correct, entering a data extraction interface to extract data of one data frame, inputting key parameters by the user, selecting the starting and ending positions, parameter names, extraction methods and expected data types in one data frame, clicking a test to check whether the data are extracted correctly, clicking an add parameter button to store the extraction method of the parameters after determining that the extracted data are correct, and repeatedly extracting according to the stored extraction method if a plurality of key parameters are in one data frame; if the parameters need a plurality of data frames, returning to the data receiving and transmitting test in the third step to acquire another data frame, and then extracting the data of the other data frame through the steps;
fifthly, after the data extraction is finished, saving a configuration file and locally generating a configuration text;
step six, returning to the equipment information interface, uploading the generated configuration text, storing the configuration file of the equipment in the acquisition module, completing the extraction of parameters by the programming-free module according to the configuration information in the configuration file, and storing according to the standard modbus protocol;
and seventhly, the same equipment is arranged, and the configuration file generated in the sixth step is directly uploaded without repeated configuration.
The programming-free module supports multiple data extraction modes, and specific extraction modes can be checked by clicking a help button, and the specific extraction modes are as follows:
UINT8 ([ X ]) is extracted as an unsigned 8-bit number
INT8 ([ X ]) is extracted as a signed 8-bit number
UINT16 ([ 1], [2 ]) is extracted as an unsigned 16-bit number, with [1] being the upper 8 bits
UINT16 ([ 2], [1 ]) is extracted as an unsigned 16-bit number, with [1] being the lower 8 bits
UINT16 ([ 1], [2 ]) is extracted as an unsigned 16-bit number, with [1] being the upper 8 bits
INT16 ([ 2], [1 ]) is extracted as a signed 16-bit number, [1] the lower 8 bits
UINT32 ([ 1], [2], [3], [4 ]) is extracted as an unsigned 32-bit number, with [1] being the upper 8 bits
INT32 ([ 1], [2], [3], [4 ]) is extracted as signed 32-bit number, [1] is the upper 8 bits
UNT32 ([ 4], [3], [2], [1 ]) is extracted as unsigned 32-bit number, and [4] is the upper 8 bits
INT32 ([ 4], [3], [2], [1 ]) is extracted as signed 32-bit number, [4] is the upper 8 bits
Flow ([ 1], [2], [3], [4 ]) the sequence of flow in memory is [1] [2] [3] [4]: extracted as flow type, [1] is the start byte
Flow ([ 4], [3], [2], [1 ]) the sequence of flow in memory is [4] [3] [2] [1]: lift to flow type, [4] is the start byte
RAW (1 to 2) is that the original data is taken without any treatment
BIT ([ byte ], high-low) is that BITs high-low at [ byte ] position are taken, (high > =low) to extract a certain byte, and bytes are byte position, high: upper limit of bit extraction, low: lower limit of bit extraction
A2B ([ ]) converting the number of character representations of this position into a true numerical value:
A2FS ([ ] to [ ]) converts floating point numbers represented by strings within this range into true floating point numbers
A2US (j) converting unsigned data represented by strings in this range into true unsigned numbers
A2UI converting the integer represented by the character string in the range into the real integer
A2HF converting the total electric protocol data into floating point number
A2HI (in terms of [ ]) converts the total electrical protocol data in this range into integers
A2HB ([ ] to [ ]) converts the electric total protocol data in this range into single byte data
The extraction modes are integrated at the web end of the embodiment, and the key parameters of the data frame can be extracted by selecting a required extraction method through a drop-down frame.
If the data extracted by the method needs to continue operation, clicking to continue the extraction, and performing mathematical operations such as adding, subtracting, multiplying, dividing, left shifting, right shifting and the like on the data until the acquired data is correct data. (as shown in FIG. 6)
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present invention, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (4)
1. A method for converting any serial port protocol into a modbus protocol is characterized in that,
the programming-free module is used for operation, and comprises a PCE module, wherein the PCE module is a main board comprising a main control unit, a memory chip system and a hardware communication circuit;
the main control unit is a 32-bit ARM single-chip microcomputer, the 32-bit ARM single-chip microcomputer runs a real-time operating system and a web service system, and a file system, a json analyzer, js codes and a plurality of analysis mechanisms are stored in the 32-bit ARM single-chip microcomputer;
the hardware communication circuit comprises an RS232 communication interface, an RS485 communication interface, a wired network port and a powerbus bus interface; the PC end browser communicates with the main control unit through a wired network port, and the main control unit communicates with the equipment through an RS232 communication interface or an RS485 communication interface or a wired network port;
the analysis mechanism comprises an mdobus protocol, an electric total protocol, a character type protocol and a self-defined type protocol generation and analysis mechanism;
the PCE module is a main board provided with an ARM single-chip microcomputer when running in a miniature real-time operating system, and is a server or a PC host when running in an X86 windows and linux system;
the specific method comprises the following steps:
s1, a user accesses a programming-free module through a web browser, and a browser end runs a webpage and a JS program stored in a main control;
s2, adding equipment on the webpage by a user, selecting the communication type of the added equipment, setting parameters required by communication, and then selecting a communication coding template;
s3, after the communication coding template is selected, entering a data test interface to carry out data receiving and transmitting test, wherein the received data is a data frame;
s4, after the user determines that the received and transmitted data are correct, entering a data extraction interface to extract data of a data frame;
s5, after the data extraction is finished, storing a configuration file, and locally generating a configuration text;
s6, returning to an equipment information interface, selecting and uploading a generated configuration text, storing a configuration file of the equipment in an acquisition module, completing parameter extraction by a programming-free module according to the configuration information in the configuration file, and storing according to a standard modbus protocol;
and S7, the same equipment appears later, and the configuration file generated in the S6 is directly uploaded.
2. The method for converting any serial port protocol to a modbus protocol according to claim 1, wherein:
the specific method for the data transceiving test in the S3 comprises the following steps: in the data test interface, a user fills relevant data in the web according to a communication protocol manual of the device and then clicks the test to visually see the transmitted data and the received data.
3. The method for converting any serial port protocol to a modbus protocol according to claim 1, wherein:
the specific method for extracting the data in the S4 comprises the following steps: the method comprises the steps of inputting key parameters by a user, selecting a starting position and an ending position in one data frame, a parameter name, an extraction method and an expected data type, clicking a test to check whether data is extracted correctly, clicking an add parameter button after determining that the extracted data is correct, storing the extraction method of the parameters, and repeatedly extracting according to the stored extraction method if a plurality of key parameters are in one data frame.
4. The method for converting any serial port protocol to a modbus protocol according to claim 1, wherein:
and if a plurality of data frames are needed by the parameters, returning to the data transceiving test in the step S3 to acquire another data frame, and then carrying out data extraction on the other data frame through the step S4.
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