CN114500158A - Computer resolvable Modbus-RTU universal standardized configuration method - Google Patents
Computer resolvable Modbus-RTU universal standardized configuration method Download PDFInfo
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- CN114500158A CN114500158A CN202210401911.XA CN202210401911A CN114500158A CN 114500158 A CN114500158 A CN 114500158A CN 202210401911 A CN202210401911 A CN 202210401911A CN 114500158 A CN114500158 A CN 114500158A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40169—Flexible bus arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40228—Modbus
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Abstract
The invention relates to the technical field of communication transmission, in particular to a computer resolvable Modbus-RTU universal standardized interface configuration method, which comprises the steps of accessing Modbus terminal equipment into an Internet of things platform through a gateway; configuring a data source of the Modbus terminal equipment, wherein the data source comprises equipment access type data, equipment data algorithm rules, communication protocols and control instructions; selecting a matched configuration executor and the corresponding data source; the configuration executor executes the configuration of the Modbus terminal equipment based on the corresponding data source. The method can meet the requirement of unified recognition of the computer.
Description
Technical Field
The invention relates to the technical field of communication transmission, in particular to a computer resolvable Modbus-RTU universal standardized configuration method.
Background
Modbus is the field bus standard first proposed by MODICON, USA, and is the first bus protocol for industrial field in the world. As shown in the attached figure 1 of the specification, one Modbus message frame comprises a start bit, a data bit, a check bit and a stop bit from a low bit to a high bit; the data bits are 8 bits, and the level on each bit of data is "0" or "1"; the start bit is "0", the stop bit is "1", and the check bit is "0" or "1". The ModBus network is an industrial communication system and is formed by connecting a programmable controller with an intelligent terminal and a computer through a public line or a local private line. The system structure includes both hardware and software. It can be applied to various data acquisition and process monitoring. The ModBus network has only one host and all communications are sent by him. The network can support as many as 247 remote slave controllers, but the number of slaves actually supported is determined by the communication equipment used. With this system, each PC can exchange information with the central host without affecting the control tasks performed by each PC.
In the prior art, Modbus protocol terminals designed by different equipment manufacturers mostly adopt unique data configuration modes, and the address of a configuration data register and the format of a data packet do not have a unified standard. Based on the fact that field terminal devices are various in types, different devices are suitable for different data packaging modes, and high requirements are provided for unified access and analysis of data. The access descriptions of different terminal devices all adopt a technical document mode to describe the access and data reading modes of the device, different device manufacturers have characteristics on the description of the technical document, and the requirements on the technical description are not uniform.
Therefore, a data configuration method for the Modbus protocol terminal is needed to be provided, which meets the requirement of unified identification of the computer.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a computer resolvable Modbus-RTU universal standardized configuration method which can meet the requirement of unified identification of a computer.
In order to realize the purpose, the invention is realized by the following technical scheme:
the invention provides a computer resolvable Modbus-RTU universal standardized configuration method, which comprises the following steps:
accessing Modbus terminal equipment to an Internet of things platform through a gateway;
configuring a data source of the Modbus terminal equipment, wherein the data source comprises equipment access type data, equipment data algorithm rules, a communication protocol and a control instruction;
selecting a matched configuration executor and the corresponding data source;
the configuration executor executes the configuration of the Modbus terminal equipment based on the corresponding data source.
Further, the device access type data includes the type, attribute, address, serial port bit rate, stop bit, data bit and version number of the Modbus terminal device.
Further, the equipment data algorithm rules comprise equipment register addresses and numbers, Modbus function codes, data storage modes in registers, data packet formats, reading addresses and value ranges of data in sensors and registers, and data calculation rules.
Further, the communication protocol and the control instruction comprise configuration of a gateway, management of the Modbus terminal devices and configuration of a network protocol.
Further, the configuration of the gateway includes configuring access serial port information of the gateway and configuring access setting of the device bus.
Further, the management of the Modbus terminal equipment comprises the configuration of control instructions of the equipment on/off, network access, working time and equipment parameter adjustment.
Further, the configuration of the network protocol includes configuration of information of a communication protocol, an upload address, and an uplink data transmission rule.
Based on the same inventive concept, the present invention also provides an electronic device, which includes a processor and a memory, where the memory stores a computer program, and the computer program implements the method of any one of the above when executed by the processor.
Based on the same inventive concept, the present invention further provides a readable storage medium, in which a computer program is stored, and the computer program, when executed by a processor, implements the method of any one of the above.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects: the computer-parsable Modbus-RTU universal standardized configuration method provided by the invention uses the data source which can be recognized by the computer to carry out access description on Modbus protocol equipment, thereby realizing unified configuration, meeting the data access of different Modbus protocol equipment, having good expandability and reducing the cost of data access.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic flow chart of a computer-interpretable Modbus-RTU universal standardized configuration method according to an embodiment of the present invention.
FIG. 2 is a schematic block diagram of a computer-interpretable Modbus-RTU universal standardized configuration method according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
First, before describing in detail specific embodiments of the present invention, the names to which the present invention relates are explained:
and (3) Modbus: modbus is a bus communication protocol for industrial control systems;
modbus RTU: and the Modbus protocol remote control terminal is the Modbus terminal equipment mentioned below.
The present invention will be further described with reference to the following examples.
Referring to fig. 1 and 2, an embodiment of the present invention provides a computer-interpretable Modbus-RTU universal standardized configuration method, including the following steps:
s100, accessing Modbus terminal equipment to an Internet of things platform through a gateway;
s200, configuring a data source of the Modbus terminal equipment, wherein the data source comprises equipment access type data, equipment data algorithm rules, communication protocols and control instructions;
s300, selecting a matched configuration executor and the corresponding data source;
s400, the configuration executor executes the configuration of the Modbus terminal equipment based on the corresponding data source.
In the embodiment, a technical description document of the terminal equipment, which is realized by a technology after being understood by a technical person, is converted into a configuration data source which meets the requirement of unified identification of a computer so as to realize the universal configuration and flexible configuration of the equipment. The method comprises configuration functions based on three items of access equipment type, access equipment data algorithm rule and access equipment communication and control protocol.
In this embodiment, in order to meet the requirement that different types of Modbus terminal devices can access the internet of things gateway according to a unified standard, the configuration service of the Modbus terminal devices is met, the device list configuration is realized, and the device access type data includes the type, the attribute, the address, the serial port bit rate, the stop bit, the data bit, the version number and the like of the Modbus terminal devices.
In this embodiment, in order to implement data reading, data parsing, and calculation rule configuration of the terminal device, the device data algorithm rule includes device register addresses and numbers, Modbus function codes, a storage manner of data in a register, a data packet format, read addresses and value ranges of data in a sensor and a register, a data calculation rule, and the like.
In this embodiment, in order to implement downlink control information configuration of the internet of things platform on the terminal device and implement data transmission configuration from the gateway to the internet of things platform after data acquisition of the terminal device, the communication protocol and the control instruction generally include configuration of the gateway, management of the Modbus terminal device, and configuration of the network protocol.
The configuration of the gateway generally comprises the steps of configuring access serial port information of the gateway and configuring access setting of a device bus; the management of the Modbus terminal equipment generally comprises the configuration of control instructions for the startup and shutdown, network access, working time and equipment parameter adjustment of the equipment; the configuration of the network protocol generally includes configuration of information of a communication protocol, an upload address and an uplink data transmission rule.
Based on the same idea, the invention further provides an electronic device, which comprises a processor and a memory, wherein the memory stores a computer program, and the computer program realizes the computer-interpretable Modbus-RTU universal standardized configuration method when being executed by the processor.
The processor may be, in some embodiments, a Central Processing Unit (CPU), a controller, a microcontroller, a microprocessor (e.g., a GPU), or other data Processing chip. The processor is typically used to control the overall operation of the electronic device. In this embodiment, the processor is configured to run a program code stored in the memory or process data, for example, a program code for running the rail transit safety integrity identification method.
The memory includes at least one type of readable storage medium including a flash memory, a hard disk, a multimedia card, a card type memory (e.g., SD or DX memory, etc.), a Random Access Memory (RAM), a Static Random Access Memory (SRAM), a Read Only Memory (ROM), an Electrically Erasable Programmable Read Only Memory (EEPROM), a Programmable Read Only Memory (PROM), a magnetic memory, a magnetic disk, an optical disk, etc. In some embodiments, the storage may be an internal storage unit of the electronic device, such as a hard disk or a memory of the electronic device. In other embodiments, the memory may also be an external storage device of the electronic device, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like provided on the electronic device. Of course, the memory may also include both internal and external memory units of the electronic device. In this embodiment, the memory is generally used for storing an operating method installed in the electronic device and various types of application software, such as a program code of the rail transit safety integrity identification method. In addition, the memory may also be used to temporarily store various types of data that have been output or are to be output.
Based on the same idea, the invention further provides a readable storage medium, wherein a computer program is stored in the readable storage medium, and when the computer program is executed by a processor, the computer program can realize the computer-resolvable universal standardized configuration method for the Modbus-RTU.
The method has the advantages that the access description of Modbus protocol equipment is carried out by using the data source which can be identified by the computer, so that the unified configuration is realized, the data access of different Modbus protocol equipment is met, the good expandability is realized, and the cost of the data access is reduced.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A computer-interpretable Modbus-RTU universal standardized configuration method is characterized by comprising the following steps:
accessing Modbus terminal equipment to an Internet of things platform through a gateway;
configuring a data source of the Modbus terminal equipment, wherein the data source comprises equipment access type data, equipment data algorithm rules, communication protocols and control instructions;
selecting a matched configuration actuator and a data source of the Modbus terminal equipment;
and the configuration executor executes the configuration of the Modbus terminal equipment based on the data source of the Modbus terminal equipment.
2. The computer-interpretable Modbus-RTU universal standardized configuration method of claim 1, wherein the device access type data includes a type, attributes, address, serial bit rate, stop bit, data bit, and version number of the Modbus terminal device.
3. The computer-interpretable Modbus-RTU universal standardized configuration method according to claim 1, wherein the equipment data algorithm rules comprise equipment register addresses and numbers, Modbus function codes, data storage modes in registers, data packet formats, data reading addresses and value ranges of sensors and registers, and data calculation rules.
4. The computer-interpretable Modbus-RTU universal standardized configuration method of claim 1, wherein the communication protocols and control commands include configuration of gateways, management of the Modbus terminal devices, and configuration of network protocols.
5. The computer-interpretable Modbus-RTU universal standardized configuration method of claim 4, wherein the configuring of the gateway includes configuring access serial port information of the gateway and configuring access settings of the device bus.
6. The computer-interpretable Modbus-RTU universal standardized configuration method of claim 4, wherein the management of the Modbus terminal devices includes configuration of control commands for on/off, network access, on-time, and device parameter adjustment of the devices.
7. The computer-interpretable Modbus-RTU universal standardized configuration method of claim 4, wherein the configuration of the network protocol includes configuration of information for communication protocols, upload addresses, upstream data transmission rules.
8. An electronic device comprising a processor and a memory, the memory having stored thereon a computer program which, when executed by the processor, implements the method of any of claims 1 to 7.
9. A readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the method of any one of claims 1 to 7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210401911.XA CN114500158A (en) | 2022-04-18 | 2022-04-18 | Computer resolvable Modbus-RTU universal standardized configuration method |
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| CN202210401911.XA CN114500158A (en) | 2022-04-18 | 2022-04-18 | Computer resolvable Modbus-RTU universal standardized configuration method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116170522A (en) * | 2023-04-21 | 2023-05-26 | 深圳市智汉科技有限公司 | Data transmission method and device, electronic equipment and storage medium |
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| CN110049014A (en) * | 2019-03-18 | 2019-07-23 | 武汉虹信技术服务有限责任公司 | A kind of OpenAPI converting system and method based on more Modbus bus protocols |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116170522A (en) * | 2023-04-21 | 2023-05-26 | 深圳市智汉科技有限公司 | Data transmission method and device, electronic equipment and storage medium |
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Application publication date: 20220513 |