CN113014686A - Method and system for automatically addressing multiple devices and electronic device - Google Patents
Method and system for automatically addressing multiple devices and electronic device Download PDFInfo
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- CN113014686A CN113014686A CN202110179098.1A CN202110179098A CN113014686A CN 113014686 A CN113014686 A CN 113014686A CN 202110179098 A CN202110179098 A CN 202110179098A CN 113014686 A CN113014686 A CN 113014686A
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000004891 communication Methods 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 12
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5092—Address allocation by self-assignment, e.g. picking addresses at random and testing if they are already in use
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5038—Address allocation for local use, e.g. in LAN or USB networks, or in a controller area network [CAN]
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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
- H04L2012/40215—Controller Area Network CAN
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Abstract
The invention provides a method, a system and electronic equipment for automatically addressing multiple devices, which relate to the technical field of communication, and the method comprises the following steps: receiving an addressing request sent by second equipment; responding to the addressing request by a first processor of the first equipment to carry out automatic addressing to obtain a first addressing result; and sending the first addressing result to the upper computer. The invention can improve the reliability of multi-device addressing.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a method and a system for automatically addressing multiple devices, and an electronic device.
Background
At present, a manual configuration mode is mainly adopted for multi-device address configuration based on a Controller Area Network (CAN) bus, each device configures an address independently, and certain sequence requirements are required for installation of the devices. This addressing requires the address of each device to be recorded before installation, and during installation, the devices need to be connected in a pre-programmed order. Therefore, when more devices are arranged, the upper computer is complicated to connect the devices in a certain sequence, the installation and the maintenance are inconvenient, and the addressing reliability of the multiple devices is reduced. It can be seen that the current multi-device addressing mode has lower reliability.
Disclosure of Invention
The embodiment of the invention provides a multi-device automatic addressing method and device and electronic equipment, and aims to solve the problem of low reliability of a multi-device addressing mode.
In a first aspect, an embodiment of the present invention provides a multi-device automatic addressing method, including:
receiving an addressing request sent by second equipment;
responding to the addressing request through a first processor of the first device to carry out automatic addressing to obtain a first addressing result;
and sending the first addressing result to an upper computer.
In a second aspect, an embodiment of the present invention provides an apparatus for automatically addressing multiple devices, including:
the receiving module is used for receiving an addressing request sent by the second equipment;
the addressing module is used for responding the addressing request through a first processor of the first device to carry out automatic addressing to obtain a first addressing result;
and the sending module is used for sending the first addressing result to an upper computer.
In a third aspect, an embodiment of the present invention provides an electronic device, including: the multi-device automatic addressing method comprises a memory, a processor and a program or an instruction which is stored on the memory and can run on the processor, wherein the program or the instruction realizes the steps of the multi-device automatic addressing method provided by the embodiment of the invention when being executed by the processor.
In a fourth aspect, an embodiment of the present invention provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and the program or the instruction, when executed by a processor, implements the steps of the multi-device auto-addressing method provided in the embodiment of the present invention.
In the embodiment of the invention, the multi-device automatic addressing method is executed by the first device, and by receiving the addressing request sent by the second device, the first processor of the first device responds to the addressing request, carries out automatic addressing and obtains the first addressing result, and then the first device sends the first addressing result to the upper computer. The first equipment does not need to be directly connected with the upper computer, can receive the addressing request through the second equipment, and the first processor of the first equipment can carry out automatic addressing, and the first equipment can send for the upper computer after obtaining the addressing result, so, can simplify the connection of upper computer and equipment, realize the automatic addressing of first equipment to can improve the reliability of many equipment addressing.
Drawings
Fig. 1 is a flowchart of a multi-device automatic addressing method according to an embodiment of the present invention;
fig. 2 is one of schematic connection diagrams of an upper computer and a device according to an embodiment of the present invention;
fig. 3 is a second schematic diagram illustrating a connection between an upper computer and a device according to an embodiment of the present invention;
fig. 4 is a structural diagram of an automatic addressing apparatus for multiple devices according to an embodiment of the present invention;
fig. 5 is a block diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
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, and it is obvious that the described embodiments are some, but not all embodiments of the present application. 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 application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used are interchangeable under appropriate circumstances such that embodiments of the application can be practiced in sequences other than those illustrated or described herein, and the terms "first" and "second" used herein generally do not denote any order, nor do they denote any order, for example, the first object may be one or more.
Referring to fig. 1, fig. 1 is a flowchart of a multi-device automatic addressing method according to an embodiment of the present invention, where the multi-device automatic addressing method is executed by a first device, and as shown in fig. 1, the method includes the following steps:
The first device comprises a first processor, a first receiving module and a first output module, and the first processor is used as a central processing unit and has an automatic addressing function. When the upper computer is connected with the plurality of devices in series, the first device is any one of the plurality of devices.
In addition, the receiving end of the first device is connected with the second device, so that the first device can receive the addressing request sent by the second device through a simple serial connection mode of connecting the second device and the first device. The first equipment does not need to be directly connected with the upper computer, and the connection between the upper computer and the equipment can be simplified.
It should be noted that the second device is a device that sends an addressing request to the first device, and the second device may be the same type of device as the first device, for example, the second device may also include a second processor, a second receiving module, and a second outputting module. The second device may also be a host computer, and thus the second device may send an addressing request directly to the first device.
And 102, responding to the addressing request through a first processor of the first device to perform automatic addressing to obtain a first addressing result.
Because the first processor has the automatic addressing function, after receiving the addressing request sent by the second device, the first processor of the first device can respond to the addressing request to perform automatic addressing, so as to obtain a first addressing result.
In addition, addressing is the basis of data recovery technology, and through the first addressing result, operations such as positioning and the like can be carried out on the relevant data of the first device.
And 103, sending the first addressing result to an upper computer.
The upper computer is a computer capable of directly sending an operation command, and generally speaking, a display screen of the upper computer can display various signal changes, such as changes of hydraulic pressure, water level, temperature and the like. And after the first addressing result is obtained, the first equipment sends the addressing result to the upper computer. The first device can send the first addressing result to the upper computer in a wired connection mode and/or a wireless connection mode to complete address configuration of the first device. In this way, it is not necessary to record the address of the first device in advance, thereby reducing address configuration. For example, the first device is an electronic device with a Controller Area Network (CAN) bus, and the first addressing result CAN be sent to the upper computer through the CAN bus.
In addition, the upper computer may perform a corresponding operation on the first device according to the received first addressing result.
In the embodiment of the invention, the multi-device automatic addressing method is executed by the first device, and by receiving the addressing request sent by the second device, the first processor of the first device responds to the addressing request, carries out automatic addressing and obtains the first addressing result, and then the first device sends the first addressing result to the upper computer. The first equipment does not need to be directly connected with the upper computer, can receive the addressing request through the second equipment, and the first processor of the first equipment can carry out automatic addressing, and the first equipment can send for the upper computer after obtaining the addressing result, so, can simplify the connection of upper computer and equipment, realize the automatic addressing of first equipment to can improve the reliability of many equipment addressing.
In a specific embodiment, as shown in fig. 2, n devices X1, X2, X3,. and Xn are connected in series between the upper computer and the second device, the upper computer, the devices X1, X2, X3,. and Xn, and the second device is connected in series with the first device. The upper computer sends an addressing request to the second device through the n devices X1, X2, X3,. and Xn connected in series; and after the receiving module of the second device receives the addressing request, the second device sends the addressing request to the first device through the output module.
After receiving the addressing request sent by the second device, the first processor of the first device may respond to the addressing request to perform automatic addressing, so as to obtain a first addressing result. In addition, in the case where the second processor of the second device also has an automatic addressing function, after receiving the addressing request sent by the Xn device, the second processor of the second device may perform automatic addressing in response to the addressing request, thereby obtaining a second addressing result. Furthermore, the first device and the second device can send the obtained addressing results to the upper computer. Therefore, the upper computer, the devices X1, X2, X3, the device Xn and the second device and the first device are connected in series simply, a user can install and connect the devices in series at will according to requirements, meanwhile, automatic addressing can be achieved through the automatic addressing function of the device processor, addresses do not need to be recorded in advance, address configuration can be reduced, and therefore the reliability of addressing of multiple devices can be improved.
As an optional implementation, the sending the first addressing result to the upper computer includes:
and sending the first addressing result to the upper computer through a Controller Area Network (CAN) bus.
The CAN bus structure is divided into a physical layer and a data link layer, and the CAN bus has the advantages of reliability, real time and flexibility in data communication.
The first device CAN send the first addressing result to the upper computer through the CAN bus, and the data transmission of the first addressing result is more reliable.
In the embodiment, the first device sends the first addressing result to the upper computer through the controller area network CAN bus, and the CAN bus has the advantage of reliability in data communication, so that the transmission reliability of the first addressing result CAN be improved.
Optionally, the method further includes:
an addressing request is sent to the third device.
The third device may be a device of the same type as the first device, and may include a third processor, a third receiving module, and a third output module, where the third processor serves as a central processing unit and has an automatic addressing function. The receiving end of the third device is connected with the first device, so that the third device can receive the addressing request sent by the first device through a simple serial connection mode of connection between the first device and the third device.
In the circuit connection, the second device is connected with the first device, and the first device is connected with the second device, that is, the second device, the first device and the third device are sequentially connected in series. The second equipment sends an addressing request to the first equipment; after the first receiving module of the first device receives the addressing request, the first processor has an automatic addressing function, can respond to the addressing request to carry out automatic addressing, and can send a first addressing result obtained by the automatic addressing to the upper computer, and meanwhile, the first device can also send the addressing request to the third device through the first output module; after the third receiving module of the third device receives the addressing request sent by the first device, the third processor has an automatic addressing function, can respond to the addressing request to carry out automatic addressing, and can send a third addressing result obtained by the automatic addressing to the upper computer.
In addition, the third output module of the third device may also send an addressing request to another device connected thereto.
In the embodiment, the first equipment can also send the addressing request to the third equipment, and the addressing request sent by the upper computer can be transmitted to the third equipment through the first equipment, so that the upper computer can finish sending the addressing request to the third equipment without being connected with the third equipment, thereby simplifying the connection between the upper computer and the equipment and improving the convenience of installation and maintenance.
Optionally, the addressing request is directly sent by the upper computer to the second device; or
The addressing request is sent to the second device by the upper computer at least through a fourth device.
The upper computer sends an addressing request and transmits the addressing request to the first device through the second device, and the two situations are as follows: the upper computer directly sends an addressing request to the second equipment, and the second equipment sends the addressing request to the first equipment; the upper computer sends an addressing request to the second equipment through at least the fourth equipment, and the second equipment sends the addressing request to the first equipment. In the first case, the circuit connection is that the upper computer, the second equipment and the first equipment are sequentially connected in series; in the first case, the circuit connection may be such that the upper computer, the fourth device, the second device and the first device are connected in series in this order.
The fourth device may be a device of the same type as the first device, and may include a fourth processor, a fourth receiving module, and a fourth output module, where the fourth processor serves as a central processing unit and has an automatic addressing function. The fourth device receiving the addressing request sent by the upper computer also comprises two conditions: the upper computer is connected with the fourth equipment and directly sends an addressing request to the fourth equipment; the upper computer is connected with other equipment and sends an addressing request to the fourth equipment through the other equipment.
In this embodiment, the addressing request is sent directly from the upper computer to the second device; or the addressing request is sent to the second equipment through the fourth equipment at least for the host computer, so, the host computer can directly be connected with the second equipment and send the addressing request, also can send the addressing request to the second equipment through the fourth equipment, the host computer need not to be connected with the second equipment, just can accomplish and send the addressing request to the second equipment, the installation wiring is simple, it is less to use the cable quantity, can simplify the connection between host computer and the second equipment, thereby can improve the convenience of installation and maintenance.
In a specific embodiment, as shown in fig. 3, the upper computer is connected in series with N devices, wherein the fourth device, the second device, the first device and the third device are connected in series in sequence. The upper computer sends an addressing request to the fourth equipment through other equipment, the fourth equipment sends the addressing request to the second equipment, the second equipment sends the addressing request to the first equipment, the first equipment sends the addressing request to the third equipment, and the third equipment sends the addressing request to the Nth equipment through other series-connected equipment. Through the series connection between N equipment, the host computer does not need to be directly connected with each equipment to send addressing requests, the connection between the host computer and the equipment can be simplified, and therefore the convenience of installation and maintenance can be improved.
The processors of the fourth device, the second device, the first device and the third device CAN have an automatic addressing function, after the fourth device, the second device, the first device and the third device receive an addressing request, address configuration is not needed to be carried out in advance, automatic addressing CAN be carried out to obtain an addressing result, and then the addressing result is sent to the upper computer through the CAN bus, so that the addressing reliability CAN be improved.
Referring to fig. 4, fig. 4 is a structural diagram of an automatic multi-device addressing apparatus according to an embodiment of the present invention, and as shown in fig. 4, the automatic multi-device addressing apparatus includes:
a receiving module 401, configured to receive an addressing request sent by a second device;
an addressing module 402, configured to respond to the addressing request through a first processor of the first device to perform automatic addressing, so as to obtain a first addressing result;
and the sending module 403 is configured to send the first addressing result to the upper computer.
Optionally, the sending module is further configured to:
and sending the first addressing result to the upper computer through a CAN bus.
Optionally, the sending module is further configured to send an addressing request to a third device.
Optionally, the addressing request is directly sent by the upper computer to the second device; or
The addressing request is sent to the second device by the upper computer at least through a fourth device.
The multi-device automatic addressing device provided by the embodiment of the invention can realize each process in the method embodiment of fig. 1, and is not described again to avoid repetition.
It should be noted that the multi-device automatic addressing apparatus in the embodiment of the present invention may be an apparatus, and may also be a component, an integrated circuit, or a chip in an electronic device.
Referring to fig. 5, fig. 5 is a structural diagram of an electronic device according to an embodiment of the present invention, and as shown in fig. 5, the electronic device includes: a memory 501, a processor 502, and a program or instructions stored on the memory 501 and executable on the processor 502, which when executed by the processor 502 implement the steps in the above-described multi-device auto-addressing method.
The embodiment of the present invention further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the above-mentioned embodiment of the multi-device automatic addressing method, and can achieve the same technical effect, and in order to avoid repetition, details are not described here again.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A multi-device auto-addressing method, performed by a first device, comprising:
receiving an addressing request sent by second equipment;
responding to the addressing request through a first processor of the first device to carry out automatic addressing to obtain a first addressing result;
and sending the first addressing result to an upper computer.
2. The multi-device auto-addressing method of claim 1, wherein said sending the first addressing result to the upper computer comprises:
and sending the first addressing result to the upper computer through a Controller Area Network (CAN) bus.
3. The multi-device auto-addressing method of claim 1, wherein the method further comprises:
an addressing request is sent to the third device.
4. The multi-device auto-addressing method of claim 1, wherein the addressing request is sent by the upper computer directly to the second device; or
The addressing request is sent to the second device by the upper computer at least through a fourth device.
5. An apparatus for multi-device auto-addressing, comprising:
the receiving module is used for receiving an addressing request sent by the second equipment;
the addressing module is used for responding the addressing request through a first processor of the first device to carry out automatic addressing to obtain a first addressing result;
and the sending module is used for sending the first addressing result to an upper computer.
6. The multi-device auto-addressing apparatus of claim 5, wherein the sending module is further to:
and sending the first addressing result to the upper computer through a CAN bus.
7. The multi-device auto-addressing apparatus of claim 5, wherein the sending module is further configured to send an addressing request to a third device.
8. The multi-device auto-addressing apparatus of claim 5, wherein the addressing request is sent by the upper computer directly to the second device; or
The addressing request is sent to the second device by the upper computer at least through a fourth device.
9. An electronic device, comprising: memory, processor and a program or instructions stored on the memory and executable on the processor, which when executed by the processor implement the steps in the multi-device auto-addressing method of any of claims 1 to 4.
10. A readable storage medium, characterized in that it has stored thereon a program or instructions which, when executed by a processor, implement the steps in the multi-device auto-addressing method according to any one of claims 1 to 4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110179098.1A CN113014686A (en) | 2021-02-07 | 2021-02-07 | Method and system for automatically addressing multiple devices and electronic device |
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| CN202110179098.1A CN113014686A (en) | 2021-02-07 | 2021-02-07 | Method and system for automatically addressing multiple devices and electronic device |
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Application publication date: 20210622 |