CN112749117A - Data transmission module and data transmission method of Internet of things equipment and platform - Google Patents
Data transmission module and data transmission method of Internet of things equipment and platform Download PDFInfo
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- CN112749117A CN112749117A CN202011618920.1A CN202011618920A CN112749117A CN 112749117 A CN112749117 A CN 112749117A CN 202011618920 A CN202011618920 A CN 202011618920A CN 112749117 A CN112749117 A CN 112749117A
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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
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4081—Live connection to bus, e.g. hot-plugging
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45504—Abstract machines for programme code execution, e.g. Java virtual machine [JVM], interpreters, emulators
Abstract
The invention discloses a data transmission module and a data transmission method of Internet of things equipment and a platform, which are characterized by comprising a data receiving and transmitting module, an identification module, an event transponder, a matching module, a data conversion management module and a plurality of data conversion modules which are preset on a user platform and respectively correspond to different equipment models; the data conversion module is independent of the platform and the Internet of things equipment, can be freely modified, and develops corresponding data conversion modules respectively according to different models of the Internet of things equipment in advance; can realize the data conversion function of pluggable formula, the simple and convenient swift flexibility of operation of pluggable formula, when newly-increased or change data conversion module, the code of platform and thing networking device communication module all need not change, can last normal operating, and the fortune dimension efficiency is higher.
Description
Technical Field
The invention relates to a data transmission module and a data transmission method, in particular to a data transmission module and a data transmission method of Internet of things equipment and a platform.
Background
The original serial port data of the internet of things equipment does not have readability, generally are byte data, and can be applied to a user platform after being analyzed and converted, and the conversion work can be realized by a communication module or a platform end of the internet of things equipment.
If the data conversion is realized by the internet of things equipment communication module, different communication modules are assembled on different internet of things equipment models, so that the communication modules cannot be unified and standardized; if the platform end realizes data conversion, because the platform needs to be accessed to various Internet of things devices of different models, the various Internet of things devices of different models have different serial port data protocols, if a new Internet of things device model is accessed or the original serial port data protocol of the Internet of things device is modified, the platform end needs to modify codes and restart the service, and if the serial port data protocol of the Internet of things device changes frequently, the platform is frequently restarted, and the operation and maintenance efficiency is low.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a data transmission module and a data transmission method of Internet of things equipment and a platform, which realize a pluggable data conversion function and are simple, convenient, quick and flexible to operate.
The technical scheme adopted by the invention for solving the technical problems is as follows: a data transmission module of Internet of things equipment and a platform comprises a data receiving and transmitting module, an identification module, an event repeater, a matching module, a data conversion management module and a plurality of data conversion modules which are preset on a user platform and respectively correspond to different equipment models;
the data transceiver module is used for receiving equipment data which are reported by the Internet of things equipment and contain equipment model information and have a specific data format;
the identification module is used for acquiring equipment model information from the equipment data with the specific data format received by the data transceiver module and sending the equipment model information to the matching module;
the user platform sends the received information to the data conversion management module through the event transponder when the data transceiver module receives the device data;
the data conversion management module is provided with a cache pool, and is used for downloading a plurality of preset data conversion modules which respectively correspond to different equipment models in advance on the user platform, and after the downloading is finished, the data conversion management module loads the downloaded data conversion modules into the cache pool to obtain corresponding data conversion examples;
after the data conversion management module receives the received information, a data conversion example matched with the received equipment model information is searched in the cache pool through the matching module, then the data receiving and sending module sends the equipment data with a specific data format to the matched data conversion example, the data conversion example is used for analyzing the received equipment data with the specific data format and converting the equipment data into a general data format which can be identified by the user platform to obtain general data, and then the general data is sent to the user platform, and the user platform is used for receiving the general data;
the user platform is further used for sending a control instruction in a general data format to the matched data conversion example, the matched data conversion example is used for analyzing the received control instruction in the general data format, converting the control instruction into equipment control information in a specific data format which can be recognized by the internet of things equipment, and sending the equipment control information in the specific data format to the data transceiver module, and the data transceiver module is used for sending the equipment control information in the specific data format to the internet of things equipment.
The general data format is JSON format.
The specific process of the data conversion management module loading the downloaded data conversion module to the cache pool to obtain the data conversion example is as follows: the data conversion management module constructs a JAVA virtual machine, class loading operation is carried out on the downloaded data conversion module and then the downloaded data conversion module is loaded into the JAVA virtual machine, the JAVA virtual machine instantiates the loaded data conversion module by utilizing reflection operation to obtain a data conversion example, and finally the data conversion example is placed into a cache pool to complete the loading process of the data conversion module.
The data transmission method using the data transmission module of the internet of things equipment and platform comprises the following steps:
step 1): the data receiving and transmitting module receives equipment data which are reported by the Internet of things equipment and contain equipment model information and have a specific data format;
step 2): the identification module acquires equipment model information from the equipment data in the specific data format received by the data transceiver module and sends the equipment model information to the matching module;
step 3): the user platform sends the received information to the data conversion management module through the event forwarder when the data receiving and sending module receives the equipment data;
step 4): after the data conversion management module receives the received information, a data conversion example matched with the received equipment model information is searched in the cache pool through the matching module, and then the data receiving and transmitting module sends the equipment data with the specific data format to the matched data conversion example;
step 5): the data conversion example analyzes the received equipment data with the specific data format and converts the equipment data into a universal data format which can be recognized by the user platform to obtain universal data, the universal data is sent to the user platform, and the user platform receives the universal data to complete the data transmission process from the equipment of the internet of things to the user platform;
step 6): the user platform sends a control instruction in a general data format to the matched data conversion example, the matched data conversion example analyzes the received control instruction in the general data format, converts the received control instruction in the general data format into equipment control information in a specific data format which can be identified by the Internet of things equipment and sends the equipment control information to the data transceiving module, and the data transceiving module sends the equipment control information in the specific data format to the Internet of things equipment to complete a data transmission process from the user platform to the Internet of things equipment.
Compared with the prior art, the data conversion method has the advantages that the data conversion work between the user platform and the Internet of things equipment is independently extracted to form the data conversion module, the data conversion module is independent of the platform and the Internet of things equipment, can be freely modified, and corresponding data conversion modules are respectively developed in advance according to different models of the Internet of things equipment;
the data conversion module can add and update user platform in real time, when the serial port data agreement of certain thing networking equipment model changes, only need modify the data conversion module that this model corresponds after upload again to user platform can, the data conversion module can replace old data conversion module with it, but realize the data conversion function of plug-in, the simple and convenient swift flexibility of operation of plug-in, when newly-increased or change data conversion module, the code of platform and thing networking equipment communication module all need not change, can last normal operating, fortune dimension efficiency is higher.
Drawings
Fig. 1 is a schematic block diagram of a first embodiment.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The first embodiment is as follows: a data transmission module of Internet of things equipment and platform comprises a data transceiver module 1, an identification module 2, an event transponder 3, a matching module 4, a data conversion management module 5 and a plurality of data conversion modules 71 which are preset on a user platform 6 and respectively correspond to different equipment models, wherein the data transceiver module 1 is used for receiving equipment data which are reported by the Internet of things equipment 8 and contain equipment model information and have a specific data format, the identification module 2 is used for acquiring the equipment model information from the equipment data which are received by the data transceiver module 1 and are in the specific data format and sending the equipment model information to the matching module 4, the user platform 6 sends the received information to the data conversion management module 5 through the event transponder 3 when the data transceiver module 1 receives the equipment data, the data conversion management module 5 is provided with a cache pool 51, the data conversion management module 5 is used for downloading a plurality of preset data conversion modules 71 which respectively correspond to different equipment models in advance on the user platform 6, after downloading, the data conversion management module 5 loads the downloaded data conversion module 71 to the cache pool 51 to obtain a corresponding data conversion instance 72, after the data conversion management module 5 receives the received information, the matching module 4 searches the data conversion instance 72 matched with the received equipment model information in the cache pool 51, then the data transceiver module 1 sends the equipment data with the specific data format to the matched data conversion instance 72, the data conversion instance 72 is used for analyzing the received equipment data with the specific data format and converting the equipment data into a universal data format recognizable by the user platform 6 to obtain universal data, and then the universal data is sent to the user platform 6, and the user platform 6 is used for receiving the universal data;
the user platform 6 is further configured to send a control instruction in a generic data format to the matched data conversion instance 72, where the matched data conversion instance 72 is configured to parse the received control instruction in the generic data format, convert the control instruction into device control information in a specific data format that can be recognized by the internet of things device 8, and send the device control information in the specific data format to the data transceiver module 1, and the data transceiver module 1 is configured to send the device control information in the specific data format to the internet of things device 8.
Wherein, the general data format is JSON format.
The specific process of the data conversion management module 5 loading the downloaded data conversion module 71 into the cache pool 51 to obtain the data conversion instance 72 is as follows: the data conversion management module 5 constructs a JAVA virtual machine, then performs class loading operation on the downloaded data conversion module 71 and loads the same into the JAVA virtual machine, the JAVA virtual machine instantiates the loaded data conversion module 71 by using reflection operation to obtain a data conversion instance 72, and finally places the data conversion instance 72 into the cache pool 51 to complete the loading process of the data conversion module 71.
Example two: the data transmission method using the data transmission module of the internet of things device and platform according to the first embodiment includes the following steps:
step 1): the data receiving and transmitting module 1 receives equipment data which are reported by the Internet of things equipment 8 and contain equipment model information and have a specific data format;
step 2): the identification module 2 acquires equipment model information from the equipment data in the specific data format received by the data transceiver module 1 and sends the equipment model information to the matching module 4;
step 3): the user platform 6 sends the received information to the data conversion management module 5 through the event transponder 3 when the data transceiver module 1 receives the device data;
step 4): after the data conversion management module 5 receives the received information, the matching module 4 searches a data conversion example 72 matched with the received equipment model information in the cache pool 51, and then the data transceiver module 1 sends the equipment data with the specific data format to the matched data conversion example 72;
step 5): the data conversion example 72 analyzes the received device data with the specific data format and converts the device data into a general data format recognizable by the user platform 6 to obtain general data, and then sends the general data to the user platform 6, and the user platform 6 receives the general data to complete the data transmission process from the internet of things device 8 to the user platform 6;
step 6): the user platform 6 sends a control instruction in a general data format to the matched data conversion instance 72, the matched data conversion instance 72 analyzes the received control instruction in the general data format, converts the control instruction into device control information in a specific data format which can be recognized by the internet of things device 8, and sends the device control information in the specific data format to the data transceiver module 1, and the data transceiver module 1 sends the device control information in the specific data format to the internet of things device 8, so that the data transmission process from the user platform 6 to the internet of things device 8 is completed.
Claims (4)
1. A data transmission module of Internet of things equipment and a platform is characterized by comprising a data receiving and transmitting module, an identification module, an event transponder, a matching module, a data conversion management module and a plurality of data conversion modules which are preset on a user platform and respectively correspond to different equipment models;
the data transceiver module is used for receiving equipment data which are reported by the Internet of things equipment and contain equipment model information and have a specific data format;
the identification module is used for acquiring equipment model information from the equipment data with the specific data format received by the data transceiver module and sending the equipment model information to the matching module;
the user platform sends the received information to the data conversion management module through the event transponder when the data transceiver module receives the device data;
the data conversion management module is provided with a cache pool, and is used for downloading a plurality of preset data conversion modules which respectively correspond to different equipment models in advance on the user platform, and after the downloading is finished, the data conversion management module loads the downloaded data conversion modules into the cache pool to obtain corresponding data conversion examples;
after the data conversion management module receives the received information, a data conversion example matched with the received equipment model information is searched in the cache pool through the matching module, then the data receiving and sending module sends the equipment data with a specific data format to the matched data conversion example, the data conversion example is used for analyzing the received equipment data with the specific data format and converting the equipment data into a general data format which can be identified by the user platform to obtain general data, and then the general data is sent to the user platform, and the user platform is used for receiving the general data;
the user platform is further used for sending a control instruction in a general data format to the matched data conversion example, the matched data conversion example is used for analyzing the received control instruction in the general data format, converting the control instruction into equipment control information in a specific data format which can be recognized by the internet of things equipment, and sending the equipment control information in the specific data format to the data transceiver module, and the data transceiver module is used for sending the equipment control information in the specific data format to the internet of things equipment.
2. The data transmission module of the internet of things equipment and platform according to claim 1, wherein the general data format is JSON format.
3. The data transmission module of the internet of things device and platform according to claim 1, wherein the specific process of the data conversion management module loading the downloaded data conversion module to the cache pool to obtain the data conversion instance is as follows: the data conversion management module constructs a JAVA virtual machine, class loading operation is carried out on the downloaded data conversion module and then the downloaded data conversion module is loaded into the JAVA virtual machine, the JAVA virtual machine instantiates the loaded data conversion module by utilizing reflection operation to obtain a data conversion example, and finally the data conversion example is placed into a cache pool to complete the loading process of the data conversion module.
4. The data transmission method using the data transmission module of the internet of things device and platform according to claim 1, comprising the steps of:
step 1): the data receiving and transmitting module receives equipment data which are reported by the Internet of things equipment and contain equipment model information and have a specific data format;
step 2): the identification module acquires equipment model information from the equipment data in the specific data format received by the data transceiver module and sends the equipment model information to the matching module;
step 3): the user platform sends the received information to the data conversion management module through the event forwarder when the data receiving and sending module receives the equipment data;
step 4): after the data conversion management module receives the received information, a data conversion example matched with the received equipment model information is searched in the cache pool through the matching module, and then the data receiving and transmitting module sends the equipment data with the specific data format to the matched data conversion example;
step 5): the data conversion example analyzes the received equipment data with the specific data format and converts the equipment data into a universal data format which can be recognized by the user platform to obtain universal data, the universal data is sent to the user platform, and the user platform receives the universal data to complete the data transmission process from the equipment of the internet of things to the user platform;
step 6): the user platform sends a control instruction in a general data format to the matched data conversion example, the matched data conversion example analyzes the received control instruction in the general data format, converts the received control instruction in the general data format into equipment control information in a specific data format which can be identified by the Internet of things equipment and sends the equipment control information to the data transceiving module, and the data transceiving module sends the equipment control information in the specific data format to the Internet of things equipment to complete a data transmission process from the user platform to the Internet of things equipment.
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| CN114500648A (en) * | 2022-01-17 | 2022-05-13 | 徐工汉云技术股份有限公司 | Tower crane data multi-form conversion forwarding method and system |
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