CN112383643B - Communication converter ID automatic matching method and system - Google Patents
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- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
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Abstract
The invention relates to an automatic ID matching method and system for communication converters, wherein when a plurality of communication converters are connected to a first communication network, the method stores the equipment address of network equipment directly connected with any communication converter as the ID of the communication converter, thereby solving the problem that the ID of the communication converter can not be distinguished when the network equipment is networked with an external communication network through the communication converter. According to the technical scheme provided by the invention, the problem of ID matching of a plurality of communication converters is solved in software, hardware modification is not needed, the hardware cost is saved, software modification is convenient and quick, and the flexibility of a product is improved.
Description
Technical Field
The invention relates to the technical field of intelligent networking of network equipment, in particular to an automatic ID matching method and system of a communication converter.
Background
When the marine centralized monitoring system is used for equipment networking, the requirements for communication modes are different, some require Modbus protocol communication, some require CAN protocol communication, some require Ethernet communication, and different communication modes have different specific protocol definitions and different required protocol standards.
Based on the current situation, the communication interface externally provided by the marine air conditioner cannot be standardized, and the Modbus protocol communication interface is currently in standard configuration. In order to meet the requirements of different users, a method of adding a communication converter is adopted, the communication converter is provided with an RS485 communication interface, a CAN communication interface and an Ethernet communication interface, if the users need CAN communication or Ethernet communication, Modbus protocol data are converted into protocol data needed by the users through the communication converter, and meanwhile, the protocol data of the users are converted into Modbus protocol data.
Because the communication converter does not make the dial design for distinguishing the equipment address, the problem that the ID of the communication converter CAN not be distinguished when a plurality of communication converters are accessed into the same CAN communication network is caused. Such as: when a user needs CAN communication, each unit needs to be provided with a communication converter, and the communication converters assembled by the units cannot distinguish the ID of the communication converter when networking.
Disclosure of Invention
In view of the above, the present invention provides an automatic ID matching method and system for communication converters, so as to solve the problem that a plurality of communication converters cannot distinguish their own IDs in the case of communication networking in the prior art.
According to a first aspect of the embodiments of the present invention, there is provided a communication converter ID automatic matching method, including:
when a plurality of communication converters are accessed to a first communication network, for any one of the communication converters,
storing the equipment address of the network equipment directly connected with the equipment address as the ID of the equipment address;
the communication converter is connected with the network equipment directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network.
Preferably, the communication protocol of the first communication network includes any one of the following items:
modbus communication protocol, CAN communication protocol, Ethernet communication protocol;
and/or the presence of a gas in the gas,
the communication protocol of the second communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, and Ethernet communication protocol.
Preferably, the method further comprises:
each communication converter in the first communication network broadcasts the ID stored by the converter to a data bus of the first communication network in a state frame mode;
when any communication converter judges that the ID of any other communication converter is the same as the ID of the communication converter, clearing the ID initialization completion flag of the communication converter; and/or the presence of a gas in the gas,
when any communication converter judges that the ID of any other communication converter is different from the ID of the communication converter, the initialization completion flag of the ID of the communication converter is set to be 1.
Preferably, the method further comprises:
when the communication converter is electrified and initialized, the communication interface is initialized, and whether the ID of the communication converter needs to be initialized or not is judged according to the ID initialization completion mark of the communication converter.
Preferably, the determining whether to initialize the ID of the mobile terminal includes:
if the ID initialization completion flag of the communication converter is 1, the ID of each communication converter in the first communication network is different, and the communication converter does not need to initialize the ID of the communication converter;
if the ID initialization completion flag of the communication switch itself is 0, it indicates that the IDs of the communication switches in the first communication network are the same, and the communication switch needs to initialize its ID.
Preferably, the communication converter initializes its ID, including:
reminding a user to reset the equipment address of the network equipment directly connected with the communication converter, so that the equipment address of each network equipment is different;
the communication converter inquires the equipment address of the network equipment directly connected with the communication converter through a broadcast command, and stores the equipment address fed back by the network equipment as the ID of the communication converter.
Preferably, if the network device is an air conditioning unit, each air conditioning unit comprises a main board and a display board connected with the main board;
the equipment address of the air conditioning unit is manually set through the display panel or set through mainboard dial codes.
According to a second aspect of the embodiments of the present invention, there is provided a communication converter ID automatic matching system, including:
a centralized monitoring system and a plurality of network devices connected with the centralized monitoring system in the first communication network through respective communication converters;
for any communication converter, the equipment address of the network equipment directly connected with the communication converter is stored as the ID of the communication converter;
the communication converter is connected with the network equipment directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network.
Preferably, the communication protocol of the first communication network includes any one of the following items:
modbus communication protocol, CAN communication protocol, Ethernet communication protocol;
and/or the presence of a gas in the gas,
the communication protocol of the second communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, and Ethernet communication protocol.
Preferably, if the network device is an air conditioning unit, each air conditioning unit comprises a main board and a display board connected with the main board;
the equipment address of the air conditioning unit is manually set through the display panel or set through mainboard dial codes.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
when a plurality of communication converters are accessed to a first communication network, the equipment address of the network equipment directly connected with any communication converter is stored as the ID of the communication converter, so that the problem that the ID of the communication converter cannot be distinguished when the network equipment is networked with an external communication network through the communication converter is solved. According to the technical scheme provided by the invention, the problem of ID matching of a plurality of communication converters is solved in software, hardware modification is not needed, the hardware cost is saved, software modification is convenient and quick, and the flexibility of a product is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a flow diagram illustrating a method for automatic communication converter ID matching in accordance with an exemplary embodiment;
FIG. 2 is a flow chart illustrating a method for automatic communication converter ID matching according to another exemplary embodiment;
fig. 3 is a schematic block diagram illustrating a communication converter ID auto-matching system in accordance with an exemplary embodiment.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Fig. 1 is a flow chart illustrating a method for automatic ID matching of a communication converter according to an exemplary embodiment, as shown in fig. 1, the method comprising:
step S11, when multiple communication converters are connected to the first communication network, the equipment address of the network equipment directly connected with any communication converter is stored as the ID of the communication converter;
the communication converter is connected with the network equipment directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network.
It can be understood that, when the technical solution provided in this embodiment is applied to networking a network device with an external network, the network device cannot provide a standard communication interface, and needs to be connected to the application scenario of the external network through a communication converter.
The network devices include, but are not limited to: air conditioning units, heating units, fresh air handling units, and the like.
It can be understood that, according to the technical solution provided in this embodiment, when a plurality of communication converters access the first communication network, the device address of the network device directly connected to any communication converter is stored as its own ID, so as to solve the problem that the ID of the communication converter cannot be distinguished when the network device is networked with the external communication network through the communication converter. According to the technical scheme provided by the invention, the problem of ID matching of a plurality of communication converters is solved in software, hardware modification is not needed, the hardware cost is saved, software modification is convenient and quick, and the flexibility of a product is improved.
Preferably, the communication protocol of the first communication network includes any one of the following items:
modbus communication protocol, CAN communication protocol, Ethernet communication protocol;
and/or the presence of a gas in the gas,
the communication protocol of the second communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, and Ethernet communication protocol.
For example, the communication protocol of the first communication network is a CAN communication protocol, and the communication protocol of the second communication network is a Modbus communication protocol. The communication converter converts the Modbus communication protocol data into CAN communication protocol data, and simultaneously converts the CAN communication protocol data into Modbus communication protocol data.
Preferably, the method further comprises:
each communication converter in the first communication network broadcasts the ID stored by the converter to a data bus of the first communication network in a state frame mode;
when any communication converter judges that the ID of any other communication converter is the same as the ID of the communication converter, clearing the ID initialization completion flag of the communication converter; and/or the presence of a gas in the gas,
when any communication converter judges that the ID of any other communication converter is different from the ID of the communication converter, the initialization completion flag of the ID of the communication converter is set to be 1.
It can be understood that the ID initialization completion flag is cleared to zero, which indicates that the IDs of the communication converters are the same, and the communication converters cannot send the data of the corresponding network devices to the first communication network when receiving the data request of the first communication network; after the ID initialization completion flag is 1, the IDs of the communication converters are different, and the network device can perform normal data interaction with the first communication network.
Preferably, the method further comprises:
when the communication converter is electrified and initialized, the communication interface is initialized, and whether the ID of the communication converter needs to be initialized or not is judged according to the ID initialization completion mark of the communication converter.
Preferably, the determining whether to initialize the ID of the mobile terminal includes:
if the ID initialization completion flag of the communication converter is 1, the ID of each communication converter in the first communication network is different, and the communication converter does not need to initialize the ID of the communication converter;
if the ID initialization completion flag of the communication switch itself is 0, it indicates that the IDs of the communication switches in the first communication network are the same, and the communication switch needs to initialize its ID.
Preferably, the communication converter initializes its ID, including:
reminding a user to reset the equipment address of the network equipment directly connected with the communication converter, so that the equipment address of each network equipment is different;
the communication converter inquires the equipment address of the network equipment directly connected with the communication converter through a broadcast command, and stores the equipment address fed back by the network equipment as the ID of the communication converter.
It can be understood that if the ID initialization completion flag of the communication converter itself is 0, which indicates that the IDs of the communication converters in the first communication network are the same, the device address of each network device is made different by reminding the user to reset the device address of the network device directly connected to the communication converter, so that when the communication converter stores the device address fed back by the network device as its ID, the ID of the communication converter will be different from the IDs of the other communication converters.
Preferably, if the network device is an air conditioning unit, each air conditioning unit comprises a main board and a display board connected with the main board;
the equipment address of the air conditioning unit is manually set through the display panel or set through mainboard dial codes.
It can be understood that the device address of the air conditioning unit is manually set through the display panel or set through the dial of the main board, and the communication converter has no dial design, so the setting of the ID is a problem. According to the technical scheme provided by the embodiment, when the communication converter is connected with the display panel, the equipment address of the display panel can be directly stored as the ID of the communication converter; when the communication converter is connected with the mainboard, the equipment address of the mainboard of the air conditioning unit can be directly stored as the ID of the equipment address.
It can be understood that, the technical scheme that this embodiment provided need not to reform transform the hardware structure of original air conditioning unit, and the software transformation is with low costs, builds swiftly, and user experience is good, the satisfaction is high.
Fig. 2 is a flowchart illustrating a communication converter ID automatic matching method according to another exemplary embodiment, as shown in fig. 2, the method including:
step S21, when multiple communication converters are connected to the first communication network, the equipment address of the network equipment directly connected with any communication converter is stored as the ID of the communication converter;
step S22, each communication converter in the first communication network broadcasts the ID stored by itself to the data bus of the first communication network in a state frame mode;
step S23, when any communication converter judges that the ID of any other communication converter is the same as the ID of itself, the ID initialization completion flag of itself is cleared; when the ID of any other communication converter is judged to be different from the ID of the communication converter, setting an ID initialization completion flag of the communication converter to be 1;
step S24, when the communication converter is electrified and initialized, initializing the communication interface, if the ID initialization completion flag of the communication converter is 1, indicating that the ID of each communication converter in the first communication network is different, and the communication converter does not need to initialize the ID of the communication converter;
step S25, if the ID initialization completion flag of the communication converter is 0, it indicates that the IDs of the communication converters in the first communication network are the same, and reminds the user to reset the equipment addresses of the network equipment directly connected with the communication converter, so that the equipment addresses of each network equipment are different; the communication converter inquires the equipment address of the network equipment directly connected with the communication converter through a broadcast command, and stores the equipment address fed back by the network equipment as the ID of the communication converter.
The communication converter is connected with the network equipment directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network.
It can be understood that, when the technical solution provided in this embodiment is applied to networking a network device with an external network, the network device cannot provide a standard communication interface, and needs to be connected to the application scenario of the external network through a communication converter.
The network devices include, but are not limited to: air conditioning units, heating units, fresh air handling units, and the like.
It can be understood that, according to the technical solution provided in this embodiment, when a plurality of communication converters access the first communication network, the device address of the network device directly connected to any communication converter is stored as its own ID, so as to solve the problem that the ID of the communication converter cannot be distinguished when the network device is networked with the external communication network through the communication converter. According to the technical scheme provided by the invention, the problem of ID matching of a plurality of communication converters is solved in software, hardware modification is not needed, the hardware cost is saved, software modification is convenient and quick, and the flexibility of a product is improved.
Referring to fig. 3, a schematic block diagram of a communication converter ID auto-matching system is shown according to an exemplary embodiment, as shown in fig. 3, the system comprising:
a centralized monitoring system 1, and a plurality of network devices 3 connected with the centralized monitoring system 1 in the first communication network through respective communication converters 2;
for any communication converter 2, the equipment address of the network equipment 3 directly connected with the communication converter is stored as the ID of the communication converter;
the communication converter 2 is connected with the network device 3 directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network.
It can be understood that, when the technical solution provided in this embodiment is applied to networking a network device with an external network, the network device cannot provide a standard communication interface, and needs to be connected to the application scenario of the external network through a communication converter.
The network devices include, but are not limited to: air conditioning units, heating units, fresh air handling units, and the like.
It can be understood that, according to the technical solution provided in this embodiment, when a plurality of communication converters access the first communication network, the device address of the network device directly connected to any communication converter is stored as its own ID, so as to solve the problem that the ID of the communication converter cannot be distinguished when the network device is networked with the external communication network through the communication converter. According to the technical scheme provided by the invention, the problem of ID matching of a plurality of communication converters is solved in software, hardware modification is not needed, the hardware cost is saved, software modification is convenient and quick, and the flexibility of a product is improved.
Preferably, the communication protocol of the first communication network includes any one of the following items:
modbus communication protocol, CAN communication protocol, Ethernet communication protocol;
and/or the presence of a gas in the gas,
the communication protocol of the second communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, and Ethernet communication protocol.
Preferably, if the network device 3 is an air conditioning unit, each air conditioning unit includes a main board 31 and a display panel 32 connected to the main board 31;
the equipment address of the air conditioning unit is manually set through the display panel 32, or is set through dialing of the main board 31.
It can be understood that the device address of the air conditioning unit is manually set through the display panel or set through the dial of the main board, and the communication converter has no dial design, so the setting of the ID is a problem. According to the technical scheme provided by the embodiment, when the communication converter is connected with the display panel, the equipment address of the display panel can be directly stored as the ID of the communication converter; when the communication converter is connected with the mainboard, the equipment address of the mainboard of the air conditioning unit can be directly stored as the ID of the equipment address.
It can be understood that, the technical scheme that this embodiment provided need not to reform transform the hardware structure of original air conditioning unit, and the software transformation is with low costs, builds swiftly, and user experience is good, the satisfaction is high.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present invention, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. An automatic ID matching method for a communication converter, comprising:
when a plurality of communication converters are accessed to a first communication network, the equipment address of the network equipment directly connected with any one of the communication converters is stored as the ID of the communication converter;
the communication converter is connected with the network equipment directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network;
each communication converter in the first communication network broadcasts the ID stored by the converter to a data bus of the first communication network in a state frame mode;
when any communication converter judges that the ID of any other communication converter is the same as the ID of the communication converter, clearing the ID initialization completion flag of the communication converter; and/or the presence of a gas in the gas,
when any communication converter judges that the ID of any other communication converter is different from the ID of the communication converter, the initialization completion flag of the ID of the communication converter is set to be 1.
2. The method of claim 1,
the communication protocol of the first communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, Ethernet communication protocol;
and/or the presence of a gas in the gas,
the communication protocol of the second communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, and Ethernet communication protocol.
3. The method of claim 1, further comprising:
when the communication converter is electrified and initialized, the communication interface is initialized, and whether the ID of the communication converter needs to be initialized or not is judged according to the ID initialization completion mark of the communication converter.
4. The method of claim 3, wherein the determining whether to initialize the own ID comprises:
if the ID initialization completion flag of the communication converter is 1, the ID of each communication converter in the first communication network is different, and the communication converter does not need to initialize the ID of the communication converter;
if the ID initialization completion flag of the communication switch itself is 0, it indicates that the IDs of the communication switches in the first communication network are the same, and the communication switch needs to initialize its ID.
5. The method of claim 4, wherein the communication switch initializes its own ID, comprising:
reminding a user to reset the equipment address of the network equipment directly connected with the communication converter, so that the equipment address of each network equipment is different;
the communication converter inquires the equipment address of the network equipment directly connected with the communication converter through a broadcast command, and stores the equipment address fed back by the network equipment as the ID of the communication converter.
6. The method of claim 1,
if the network equipment is an air conditioning unit, each air conditioning unit comprises a mainboard and a display panel connected with the mainboard;
the equipment address of the air conditioning unit is manually set through the display panel or set through mainboard dial codes.
7. An automatic communication converter ID matching system, comprising:
a centralized monitoring system and a plurality of network devices connected with the centralized monitoring system in the first communication network through respective communication converters;
for any communication converter, the equipment address of the network equipment directly connected with the communication converter is stored as the ID of the communication converter;
the communication converter is connected with the network equipment directly connected with the communication converter through a second communication network, and the communication protocol of the second communication network is different from that of the first communication network;
each communication converter in the first communication network broadcasts the ID stored by the converter to a data bus of the first communication network in a state frame mode;
when any communication converter judges that the ID of any other communication converter is the same as the ID of the communication converter, clearing the ID initialization completion flag of the communication converter; and/or the presence of a gas in the gas,
when any communication converter judges that the ID of any other communication converter is different from the ID of the communication converter, the initialization completion flag of the ID of the communication converter is set to be 1.
8. The system of claim 7,
the communication protocol of the first communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, Ethernet communication protocol;
and/or the presence of a gas in the gas,
the communication protocol of the second communication network comprises any one of the following items:
modbus communication protocol, CAN communication protocol, and Ethernet communication protocol.
9. The system of claim 7,
if the network equipment is an air conditioning unit, each air conditioning unit comprises a mainboard and a display panel connected with the mainboard;
the equipment address of the air conditioning unit is manually set through the display panel or set through mainboard dial codes.
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