CN114035539B - Method, device, equipment and storage medium for generating communication matrix of instantiated vehicle type - Google Patents
Method, device, equipment and storage medium for generating communication matrix of instantiated vehicle type Download PDFInfo
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Abstract
The invention discloses a method, a device, equipment and a storage medium for generating an instantiation vehicle type communication matrix, wherein the method is characterized in that a message database of a whole vehicle communication matrix is created, and message data of a message to be sent is input into the message database; associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture; according to the whole vehicle system architecture, the whole vehicle communication matrix of the single instantiation vehicle type is generated, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of a communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
Description
Technical Field
The invention relates to the technical field of automobile electronic and electric control, in particular to a method, a device, equipment and a storage medium for generating an instantiated vehicle type communication matrix.
Background
At present, no system for automatically generating a single instantiated vehicle type communication matrix exists in each host factory, and the communication matrix of each instantiated vehicle type is often manually input and generated through an Excel tool.
Through the manual management and control of off-line, the maintenance error of the whole vehicle communication matrix is often caused by the interference of human factors, each host factory can have more practical instantiation vehicle types aiming at different sub-markets, the off-line management and control and the maintenance of the whole vehicle communication matrix can consume a great deal of human resources, ID or signal bit in a newly added communication protocol are changed, if corresponding system responsibility people do not feed back the change to a communication matrix maintainer, the error of the whole vehicle communication matrix can be caused, inheritance is lacking, the whole vehicle communication matrix is managed and controlled in a local computer, the accomplishment of the communication matrix can be influenced in the transfer of the mobilization work of personnel, the error can not be automatically searched, if two nodes send the same message on the same network segment, the error can be found only through manual screening and searching, and thus the problem can not be easily perceived.
Disclosure of Invention
The invention mainly aims to provide a method, a device, equipment and a storage medium for generating an instantiated vehicle type communication matrix, and aims to solve the technical problems that the communication matrix of the instantiated vehicle type is lacking in the prior art, communication matrix maintenance errors are easy to occur in manual control, a large amount of human resources are consumed, the completeness of the communication matrix can be affected after personnel mobilization, errors cannot be automatically searched, and the vehicle type communication problem is not easy to detect.
In a first aspect, the present invention provides a method for generating an instantiated vehicle model communication matrix, where the method includes the following steps:
creating a message database of the whole vehicle communication matrix, and inputting message data of a message to be sent into the message database;
associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture;
and generating a whole vehicle communication matrix of the single instantiation vehicle type according to the whole vehicle system architecture.
Optionally, before the creating a message database of the whole vehicle communication matrix and inputting the message data of the message to be sent into the message database, the method for generating the instantiated vehicle type communication matrix further includes:
and constructing a whole vehicle electric control system configuration list, and determining all control systems matched with the whole vehicle according to the whole vehicle electric control system configuration list.
Optionally, the building the whole vehicle electric control system configuration list, determining all control systems matched with the whole vehicle according to the whole vehicle electric control system configuration list, including:
acquiring a controller system part database, a whole vehicle message database, a whole vehicle network architecture, a vehicle type configuration database and a communication protocol database;
Constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database;
and determining all control systems matched with the whole vehicle of the same vehicle type according to the whole vehicle electric control system configuration list.
Optionally, the creating a message database of the whole vehicle communication matrix, and inputting the message data of the message to be sent into the message database, includes:
creating a message database of the whole vehicle communication matrix, and acquiring all target controllers corresponding to all control systems of the whole vehicle;
and acquiring messages to be transmitted, which are required to be transmitted by each target controller, and recording message data of the messages to be transmitted into the message database.
Optionally, the associating the messages of the same vehicle type in the message database with each controller of the same vehicle type, and associating each controller with a CAN network segment, to generate a complete vehicle system architecture, including:
according to the message ID, the message name and the message sending period, associating the messages of the same vehicle type in the message database with controllers of the same vehicle type;
associating each controller with a corresponding CAN network segment according to the network segment type of the CAN network segment;
And generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller.
Optionally, the generating the whole vehicle communication matrix of the single instantiated vehicle type according to the whole vehicle system architecture includes:
determining messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture;
when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state;
and generating a whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data in the gateway forwarding state.
Optionally, the generating, in the gateway forwarding state, a whole vehicle communication matrix of the single instantiated vehicle type according to the message maintenance data includes:
acquiring a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number which can be numbered by a parameter, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value from the message database in the gateway forwarding state, and generating message maintenance data;
And generating a whole vehicle communication matrix of the single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
In a second aspect, to achieve the above object, the present invention further provides an instantiated vehicle type communication matrix generating device, where the instantiated vehicle type communication matrix generating device includes:
the system comprises a creation module, a message database and a message management module, wherein the creation module is used for creating a message database of a whole vehicle communication matrix and inputting message data of a message to be sent into the message database;
the association module is used for associating the messages of the same vehicle type in the message database with each controller of the same vehicle type and associating each controller with a CAN network segment to generate a whole vehicle system architecture;
and the matrix generation module is used for generating a whole vehicle communication matrix of a single instantiation vehicle type according to the whole vehicle system architecture.
In order to achieve the above object, the present invention further provides an instantiated vehicle type communication matrix generating device, where the instantiated vehicle type communication matrix generating device includes: the system comprises a memory, a processor and an instantiated vehicle model communication matrix generation program stored on the memory and capable of running on the processor, wherein the instantiated vehicle model communication matrix generation program is configured to realize the steps of the instantiated vehicle model communication matrix generation method.
In a fourth aspect, to achieve the above object, the present invention further provides a storage medium having stored thereon an instantiated vehicle model communication matrix generation program, which when executed by a processor, implements the steps of the instantiated vehicle model communication matrix generation method as described above.
According to the method for generating the communication matrix of the instantiated vehicle type, a message database of the whole vehicle communication matrix is created, and message data of a message to be sent are input into the message database; associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture; according to the whole vehicle system architecture, the whole vehicle communication matrix of the single instantiation vehicle type is generated, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of a communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
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FIG. 1 is a schematic diagram of a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a flowchart of a first embodiment of an exemplary vehicle type communication matrix generation method according to the present invention;
FIG. 3 is a flowchart illustrating a second embodiment of an exemplary vehicle type communication matrix generation method according to the present invention;
FIG. 4 is a flowchart illustrating a third embodiment of a method for generating an exemplary vehicle type communication matrix according to the present invention;
FIG. 5 is a flowchart illustrating a fourth embodiment of a method for generating an exemplary vehicle model communication matrix according to the present invention;
FIG. 6 is a flowchart of a fifth embodiment of an exemplary vehicle type communication matrix generation method according to the present invention;
FIG. 7 is a flowchart of a sixth embodiment of a method for generating an exemplary vehicle model communication matrix according to the present invention;
FIG. 8 is a flowchart of a seventh embodiment of a method for generating an exemplary vehicle model communication matrix according to the present invention;
fig. 9 is a functional block diagram of a first embodiment of an exemplary vehicle type communication matrix generating apparatus according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The solution of the embodiment of the invention mainly comprises the following steps: the method comprises the steps of inputting message data of a message to be sent into a message database by creating the message database of a whole vehicle communication matrix; associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture; according to the whole vehicle system architecture, a whole vehicle communication matrix of a single instantiation vehicle type is generated, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of a communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, the maintenance of the whole vehicle communication matrix can be effectively performed, the problem that the communication matrix of the instantiation vehicle type is lacking in the prior art, the communication matrix maintenance errors easily occur due to human management and control, a large amount of human resources can be consumed, the completeness of the communication matrix can be influenced after personnel mobilization, the errors cannot be automatically found, and the technical problem that the vehicle type communication problem is not easy to be perceived is solved.
Referring to fig. 1, fig. 1 is a schematic device structure diagram of a hardware running environment according to an embodiment of the present invention.
As shown in fig. 1, the apparatus may include: a processor 1001, such as a CPU, a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005. Wherein the communication bus 1002 is used to enable connected communication between these components. The user interface 1003 may include a Display, an input unit such as a Keyboard (Keyboard), and the optional user interface 1003 may further include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., wi-Fi interface). The Memory 1005 may be a high-speed RAM Memory or a stable Memory (Non-Volatile Memory), such as a disk Memory. The memory 1005 may also optionally be a storage device separate from the processor 1001 described above.
It will be appreciated by those skilled in the art that the apparatus structure shown in fig. 1 is not limiting of the apparatus and may include more or fewer components than shown, or may combine certain components, or a different arrangement of components.
As shown in fig. 1, an operating system, a network communication module, a user interface module, and an instantiated vehicle model communication matrix generation program may be included in the memory 1005 as one type of storage medium.
The apparatus of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001 and performs the following operations:
creating a message database of the whole vehicle communication matrix, and inputting message data of a message to be sent into the message database;
associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture;
and generating a whole vehicle communication matrix of the single instantiation vehicle type according to the whole vehicle system architecture.
The device of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001, and also performs the following operations:
and constructing a whole vehicle electric control system configuration list, and determining all control systems matched with the whole vehicle according to the whole vehicle electric control system configuration list.
The device of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001, and also performs the following operations:
acquiring a controller system part database, a whole vehicle message database, a whole vehicle network architecture, a vehicle type configuration database and a communication protocol database;
constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database;
And determining all control systems matched with the whole vehicle of the same vehicle type according to the whole vehicle electric control system configuration list.
The device of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001, and also performs the following operations:
creating a message database of the whole vehicle communication matrix, and acquiring all target controllers corresponding to all control systems of the whole vehicle;
and acquiring messages to be transmitted, which are required to be transmitted by each target controller, and recording message data of the messages to be transmitted into the message database.
The device of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001, and also performs the following operations:
according to the message ID, the message name and the message sending period, associating the messages of the same vehicle type in the message database with controllers of the same vehicle type;
associating each controller with a corresponding CAN network segment according to the network segment type of the CAN network segment;
and generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller.
The device of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001, and also performs the following operations:
Determining messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture;
when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state;
and generating a whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data in the gateway forwarding state.
The device of the present invention calls the instantiated vehicle model communication matrix generating program stored in the memory 1005 via the processor 1001, and also performs the following operations:
acquiring a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number which can be numbered by a parameter, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value from the message database in the gateway forwarding state, and generating message maintenance data;
and generating a whole vehicle communication matrix of the single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
According to the scheme, the message database of the whole vehicle communication matrix is created, and the message data of the message to be sent is input into the message database; associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture; according to the whole vehicle system architecture, the whole vehicle communication matrix of the single instantiation vehicle type is generated, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of a communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
Based on the hardware structure, the embodiment of the method for generating the communication matrix of the instantiated vehicle type is provided.
Referring to fig. 2, fig. 2 is a flowchart illustrating a first embodiment of a method for generating a communication matrix for an exemplary vehicle type according to the present invention.
In a first embodiment, the method for generating the communication matrix of the instantiated vehicle model includes the following steps:
step S10, a message database of the whole vehicle communication matrix is created, and message data of a message to be sent are input into the message database.
The message database is a database for recording message data corresponding to the whole vehicle communication matrix, relevant message data can be input into the message database through presetting the message database of the whole vehicle communication matrix, the message to be sent is a message to be sent, different messages correspond to different message data, and the message data can be input into the message database after the message data are obtained.
And step S20, associating the messages of the same vehicle type in the message database with each controller of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture.
It CAN be understood that the messages of the same vehicle type in the message database are associated with each controller of the same vehicle type, namely, the messages of the same vehicle type are associated with each controller, namely, the receiving-transmitting relation of the messages relative to the controllers is established, and the whole vehicle system architecture is generated by associating each controller with a controller area network (Controller Area Network, CAN) network segment.
And step S30, generating a whole vehicle communication matrix of a single instantiation vehicle type according to the whole vehicle system architecture.
It should be understood that the whole vehicle communication matrix is generated for a single instantiated vehicle type through the whole vehicle system architecture.
According to the scheme, the message database of the whole vehicle communication matrix is created, and the message data of the message to be sent is input into the message database; associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture; according to the whole vehicle system architecture, the whole vehicle communication matrix of the single instantiation vehicle type is generated, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of a communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
Further, fig. 3 is a flowchart of a second embodiment of the method for generating an exemplary vehicle type communication matrix according to the present invention, as shown in fig. 3, and the second embodiment of the method for generating an exemplary vehicle type communication matrix according to the present invention is proposed based on the first embodiment, and in this embodiment, before the step S10, the method for generating an exemplary vehicle type communication matrix further includes the following steps:
And S01, constructing a whole vehicle electric control system configuration list, and determining all control systems matched with the whole vehicle according to the whole vehicle electric control system configuration list.
It should be noted that, the configuration list of the whole vehicle electric control system is a list corresponding to various configurations in the whole vehicle electric control system, and all control systems matched with the whole vehicle can be determined through the configuration list of the whole vehicle electric control system, namely, all control systems are definitely installed on the whole vehicle.
In a specific implementation, in vehicle type configuration and communication protocol query, a controller expression form configured for a single instantiated vehicle type (for example, KR 11-000-010A) may be PA102, PB101, and PC101, where PA102 is a 5 inch screen combination meter, PB101 is a KB electronic brake system (Electronic Brake Systems, EBS), and PC101 is a Fast retarder, and if there is a single vehicle type, the controller expression form may be implemented by clicking a "v" before the number of the controller, which may of course be other.
According to the scheme, all control systems matched with the whole vehicle are determined according to the whole vehicle electric control system configuration list by constructing the whole vehicle electric control system configuration list, preparation can be made for generation of a subsequent instantiation vehicle type communication matrix, and the speed and efficiency of vehicle type communication matrix generation are improved.
Further, fig. 4 is a flow chart of a third embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention, as shown in fig. 4, and the third embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention is proposed based on the second embodiment, in this embodiment, the step S01 specifically includes the following steps:
and step S011, acquiring a part database, a whole vehicle message database, a whole vehicle network architecture, a vehicle type configuration database and a communication protocol database of the controller system.
It should be noted that, the controller system part database is a database corresponding to different system parts of the controller, the whole vehicle message database is used for storing a message to be sent and a database recorded by the sent message of the whole vehicle, the whole vehicle network architecture is a preset network architecture corresponding to the whole vehicle networking network, the vehicle type configuration database is a database corresponding to configuration data of different vehicle types, and the communication protocol database is a database corresponding to related data of different communication protocols.
And S012, constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database.
It can be understood that the whole vehicle network management system architecture can be determined through the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database, so as to determine a whole vehicle electric control system configuration list.
And step S013, determining all control systems matched with the whole vehicle of the same vehicle type according to the whole vehicle electric control system configuration list.
It should be understood that all control systems matched with the whole vehicle of the same vehicle type are determined through the whole vehicle electric control system configuration list, namely, matched control systems corresponding to different vehicle types are corresponding to different vehicle types.
According to the scheme, the parts database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database of the controller system are obtained; constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database; according to the configuration list of the whole vehicle electric control system, all control systems matched with the whole vehicle of the same vehicle type are determined, all control systems corresponding to the same vehicle type in different vehicle types can be determined, preparation is made for generation of a communication matrix of a subsequent instantiation vehicle type, and speed and efficiency of generation of the communication matrix of the vehicle type are improved.
Further, fig. 5 is a flowchart of a fourth embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention, as shown in fig. 5, and the fourth embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention is proposed based on the first embodiment, in this embodiment, the step S10 specifically includes the following steps:
and S11, creating a message database of the whole vehicle communication matrix, and acquiring all target controllers corresponding to all control systems of the whole vehicle.
It should be noted that, after the message database of the whole vehicle communication matrix is created, all controllers corresponding to all control systems of the whole vehicle, that is, controllers corresponding to related messages in the message database, may be obtained as each target controller.
Step S12, obtaining messages to be sent which are required to be sent by each target controller, and recording message data of the messages to be sent into the message database.
It can be understood that each target controller corresponds to a message to be sent, which needs to be sent, and the message data of the message to be sent is written into the corresponding message database, and the message database of the whole vehicle can store the message required to be sent by each controller and the related data of the specific definition message.
According to the scheme, the message database of the whole vehicle communication matrix is created, and all target controllers corresponding to all control systems of the whole vehicle are obtained; the method comprises the steps of obtaining a message to be sent, which is required to be sent by each target controller, inputting message data of the message to be sent into the message database, creating comprehensive message data, preparing for generating a vehicle type communication matrix for subsequent instantiation, and improving the speed and efficiency of generating the vehicle type communication matrix.
Further, fig. 6 is a flowchart of a fifth embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention, as shown in fig. 6, and the fifth embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention is proposed based on the first embodiment, in which the step S20 specifically includes the following steps:
and step S21, associating the messages of the same vehicle type in the message database with controllers of the same vehicle type according to the message ID, the message name and the message sending period.
It should be noted that, the message ID is an identifier corresponding to each message according to a preset message naming rule, for example, 18F00131, 18F00231, 18F00331, etc., which is not limited in this embodiment; the message names are preset names of corresponding different messages, such as A1, A2, A3, AB, AC, etc., which is not limited in this embodiment, and the message sending period is a preset interval period of sending a message, which may be 50ms, 100ms, or other values, such as 80ms, etc., which is not limited in this embodiment; the message of the same vehicle type in the message database can be associated with each controller of the same vehicle type through the message ID, the message name and the message sending period, so that different vehicle types correspond to different controllers, the number of the controllers and the supply and demand relation of different vehicle types are determined, and the distribution can be carried out according to the actual situation, and the embodiment is not limited to the above; after the association, the adjustment may be performed through related operations, such as new creation, modification, deletion, maintenance, etc., which is not limited in this embodiment.
And step S22, associating each controller with the corresponding CAN network segment according to the network segment type of the CAN network segment.
It will be appreciated that the network segment types of the CAN network segment include a Power Train CAN (PCAN) and a Body CAN (BCAN), but may also include other network segment types, such as a Diagnostic CAN (DCAN) and an Entertainment CAN (ECAN), which are not limited in this embodiment, and the respective controllers may be associated with the corresponding CAN network segment, i.e., classified, for example, some controllers may be connected to the PCAN on the BCAN, some controllers may be connected to the PCAN as a whole vehicle gateway, and in actual operation, if signal maintenance is required for the respective network segment, a "v" may be performed before the corresponding network segment, and the network segment may be selected.
And S23, generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller.
It should be understood that the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller CAN be used for corresponding the part configuration, message, network and controller of each vehicle type so as to build and generate the whole vehicle system architecture.
According to the scheme, the message of the same vehicle type in the message database is associated with each controller of the same vehicle type according to the message ID, the message name and the message sending period; associating each controller with a corresponding CAN network segment according to the network segment type of the CAN network segment; and generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller, so that a whole architecture foundation CAN be provided for the generation of a subsequent whole vehicle communication matrix, and the speed and the efficiency of generating the vehicle type communication matrix are improved.
Further, fig. 7 is a flowchart of a sixth embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention, as shown in fig. 7, and the sixth embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention is proposed based on the first embodiment, in which the step S30 specifically includes the following steps:
and S31, determining messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture.
It should be noted that, through the whole vehicle system architecture, relevant message data, that is, sent and received messages, of the corresponding controllers corresponding to each network segment in each CAN network segment CAN be determined.
And step S32, when detecting that only the received message in the same CAN network segment is not transmitted and the transmitted message in another network segment is transmitted, determining the current state as a gateway forwarding state.
It should be understood that when it is detected that only a received message in the same CAN segment has no message sent and that another segment has a message sent, the current state is determined to be the gateway forwarding state, and if only a received message in the same segment has no message sent and that another segment has a message sent, the message is forwarded by the gateway.
And step S33, generating a whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data in the gateway forwarding state.
It can be understood that the message maintenance data is related attribute data of the maintenance message, and the whole vehicle communication matrix of the single instantiation vehicle type can be generated according to the message maintenance data in the gateway forwarding state.
According to the scheme, the method and the device for determining the CAN network segment of the whole vehicle system determine messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture; when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state; the gateway forwarding state generates the whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of the communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
Further, fig. 8 is a flowchart of a seventh embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention, as shown in fig. 8, and the seventh embodiment of the method for generating a communication matrix of an exemplary vehicle type according to the present invention is proposed based on a sixth embodiment, and in this embodiment, the step S33 specifically includes the following steps:
step S331, obtaining a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number which can be numbered by a parameter, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value from the message database in the gateway forwarding state, and generating message maintenance data.
It should be noted that, in the gateway forwarding state, parameters related to the message, that is, a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number capable of being numbered, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value, may be obtained from a message database, and then message maintenance data may be generated according to these parameters.
And step S332, generating a whole vehicle communication matrix of a single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
It can be understood that the message maintenance data corresponding to the same instantiated vehicle type in different vehicle types and the corresponding controllers can be respectively generated into the whole vehicle communication matrix of the single instantiated vehicle type of the same instantiated vehicle type under the whole vehicle system architecture.
According to the scheme, the message maintenance data are generated by acquiring the message name, the message type, the message identifier, the message sending type, the message cycle time, the message length, the signal name, the signal description, the start byte, the start bit, the suspicious parameter number which can be numbered by the parameter, the signal sending type, the signal length, the precision, the offset, the physical minimum value, the physical maximum value, the bus minimum value, the bus maximum value, the initial value, the invalid value and the error value from the message database in the gateway forwarding state; the message maintenance data of the same instantiated vehicle type and the corresponding controllers under the whole vehicle system architecture are used for generating a whole vehicle communication matrix of the single instantiated vehicle type, so that the communication matrix of the instantiated vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of the communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
Correspondingly, the invention further provides an instantiated vehicle type communication matrix generating device.
Referring to fig. 9, fig. 9 is a functional block diagram illustrating a first embodiment of a vehicle type communication matrix generating apparatus according to the present invention.
In a first embodiment of the present invention, an instantiated vehicle model communication matrix generating device includes:
the creating module 10 is configured to create a message database of the whole vehicle communication matrix, and input the message data of the message to be sent into the message database.
And the association module 20 is used for associating the messages of the same vehicle type in the message database with each controller of the same vehicle type and associating each controller with the CAN network segment to generate the whole vehicle system architecture.
The matrix generation module 30 is configured to generate a vehicle communication matrix of a single instantiated vehicle type according to the vehicle system architecture.
The creation module 10 is further configured to construct a configuration list of the entire vehicle electric control system, and determine all control systems matched with the entire vehicle according to the configuration list of the entire vehicle electric control system.
The creation module 10 is further configured to obtain a controller system part database, a whole vehicle message database, a whole vehicle network architecture, a vehicle type configuration database, and a communication protocol database; constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database; and determining all control systems matched with the whole vehicle of the same vehicle type according to the whole vehicle electric control system configuration list.
The creation module 10 is further configured to create a message database of the whole vehicle communication matrix, and obtain each target controller corresponding to all control systems of the whole vehicle; and acquiring messages to be transmitted, which are required to be transmitted by each target controller, and recording message data of the messages to be transmitted into the message database.
The association module 20 is further configured to associate a message of the same vehicle type in the message database with each controller of the same vehicle type according to the message ID, the message name, and the message sending period; associating each controller with a corresponding CAN network segment according to the network segment type of the CAN network segment; and generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller.
The matrix generating module 30 is further configured to determine, according to the overall vehicle system architecture, a message sent and received by each controller in each CAN network segment; when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state; and generating a whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data in the gateway forwarding state.
The matrix generating module 30 is further configured to obtain, in the gateway forwarding state, a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number that can be numbered by a parameter, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value, and an error value from the message database, and generate message maintenance data; and generating a whole vehicle communication matrix of the single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
The steps for implementing each functional module of the instantiated vehicle type communication matrix generating device may refer to each embodiment of the instantiated vehicle type communication matrix generating method according to the present invention, and will not be described herein again.
In addition, the embodiment of the invention also provides a storage medium, wherein an instantiated vehicle type communication matrix generating program is stored on the storage medium, and when being executed by a processor, the instantiated vehicle type communication matrix generating program realizes the following operations:
Creating a message database of the whole vehicle communication matrix, and inputting message data of a message to be sent into the message database;
associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture;
and generating a whole vehicle communication matrix of the single instantiation vehicle type according to the whole vehicle system architecture.
Further, the instantiated vehicle model communication matrix generating program further realizes the following operations when executed by the processor:
and constructing a whole vehicle electric control system configuration list, and determining all control systems matched with the whole vehicle according to the whole vehicle electric control system configuration list.
Further, the instantiated vehicle model communication matrix generating program further realizes the following operations when executed by the processor:
acquiring a controller system part database, a whole vehicle message database, a whole vehicle network architecture, a vehicle type configuration database and a communication protocol database;
constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database;
and determining all control systems matched with the whole vehicle of the same vehicle type according to the whole vehicle electric control system configuration list.
Further, the instantiated vehicle model communication matrix generating program further realizes the following operations when executed by the processor:
creating a message database of the whole vehicle communication matrix, and acquiring all target controllers corresponding to all control systems of the whole vehicle;
and acquiring messages to be transmitted, which are required to be transmitted by each target controller, and recording message data of the messages to be transmitted into the message database.
Further, the instantiated vehicle model communication matrix generating program further realizes the following operations when executed by the processor:
according to the message ID, the message name and the message sending period, associating the messages of the same vehicle type in the message database with controllers of the same vehicle type;
associating each controller with a corresponding CAN network segment according to the network segment type of the CAN network segment;
and generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller.
Further, the instantiated vehicle model communication matrix generating program further realizes the following operations when executed by the processor:
determining messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture;
when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state;
And generating a whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data in the gateway forwarding state.
Further, the instantiated vehicle model communication matrix generating program further realizes the following operations when executed by the processor:
acquiring a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number which can be numbered by a parameter, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value from the message database in the gateway forwarding state, and generating message maintenance data;
and generating a whole vehicle communication matrix of the single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
According to the scheme, the message database of the whole vehicle communication matrix is created, and the message data of the message to be sent is input into the message database; associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture; according to the whole vehicle system architecture, the whole vehicle communication matrix of the single instantiation vehicle type is generated, the communication matrix of the instantiation vehicle type can be automatically generated, the communication matrix state of each vehicle type is accurately known in real time, the completeness of a communication message is ensured, designers and whole vehicle communication testers can better know the state of the whole vehicle, the waste of human resources is avoided, errors in the communication process can be automatically found, and the maintenance of the whole vehicle communication matrix can be effectively carried out.
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 system 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 system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (8)
1. The method for generating the communication matrix of the instantiated vehicle type is characterized by comprising the following steps of:
Creating a message database of the whole vehicle communication matrix, and inputting message data of a message to be sent into the message database;
associating the messages of the same vehicle type in the message database with controllers of the same vehicle type, and associating each controller with a CAN network segment to generate a whole vehicle system architecture;
generating a whole vehicle communication matrix of a single instantiation vehicle type according to the whole vehicle system architecture;
the whole vehicle communication matrix for generating a single instantiation vehicle type according to the whole vehicle system architecture comprises the following steps:
determining messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture;
when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state;
generating a whole vehicle communication matrix of a single instantiation vehicle type according to the message maintenance data in the gateway forwarding state;
the method for generating the whole vehicle communication matrix of the single instantiation vehicle type according to the message maintenance data in the gateway forwarding state comprises the following steps:
acquiring a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number, a signal sending type, a signal length, precision, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value from the message database in the gateway forwarding state, and generating message maintenance data;
And generating a whole vehicle communication matrix of the single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
2. The method for generating an communication matrix of an instantiated vehicle as claimed in claim 1, wherein said creating a message database of the communication matrix of the entire vehicle, before entering the message data of the message to be sent into said message database, further comprises:
and constructing a whole vehicle electric control system configuration list, and determining all control systems matched with the whole vehicle according to the whole vehicle electric control system configuration list.
3. The method for generating an instantiated vehicle type communication matrix according to claim 2, wherein said constructing a complete vehicle electric control system configuration list, determining all control systems associated with the complete vehicle according to the complete vehicle electric control system configuration list, comprises:
acquiring a controller system part database, a whole vehicle message database, a whole vehicle network architecture, a vehicle type configuration database and a communication protocol database;
constructing a whole vehicle electric control system configuration list according to the controller system part database, the whole vehicle message database, the whole vehicle network architecture, the vehicle type configuration database and the communication protocol database;
And determining all control systems matched with the whole vehicle of the same vehicle type according to the whole vehicle electric control system configuration list.
4. The method for generating an instantiated vehicle communication matrix according to claim 3, wherein creating a message database of the whole vehicle communication matrix, and inputting the message data of the message to be sent into the message database, comprises:
creating a message database of the whole vehicle communication matrix, and acquiring all target controllers corresponding to all control systems of the whole vehicle;
and acquiring messages to be transmitted, which are required to be transmitted by each target controller, and recording message data of the messages to be transmitted into the message database.
5. The method for generating an instantiated vehicle type communication matrix according to claim 1, wherein the associating the messages of the same vehicle type with the controllers of the same vehicle type in the message database, and associating the controllers with the CAN network segment, generates a vehicle system architecture, includes:
according to the message ID, the message name and the message sending period, associating the messages of the same vehicle type in the message database with controllers of the same vehicle type;
associating each controller with a corresponding CAN network segment according to the network segment type of the CAN network segment;
and generating a whole vehicle system architecture according to the corresponding relation between the associated message and each controller and the corresponding relation between the associated CAN network segment and each controller.
6. An instantiated vehicle model communication matrix generation device, which is characterized in that the instantiated vehicle model communication matrix generation device comprises:
the system comprises a creation module, a message database and a message management module, wherein the creation module is used for creating a message database of a whole vehicle communication matrix and inputting message data of a message to be sent into the message database;
the association module is used for associating the messages of the same vehicle type in the message database with each controller of the same vehicle type and associating each controller with a CAN network segment to generate a whole vehicle system architecture;
the matrix generation module is used for generating a whole vehicle communication matrix of a single instantiation vehicle type according to the whole vehicle system architecture;
the matrix generation module is further used for determining messages sent and received by each controller in each CAN network segment according to the whole vehicle system architecture; when detecting that only a received message in the same CAN network segment does not send a message, and another network segment sends a message, determining the current state as a gateway forwarding state; generating a whole vehicle communication matrix of a single instantiation vehicle type according to the message maintenance data in the gateway forwarding state;
the matrix generating module is further configured to obtain, in the gateway forwarding state, a message name, a message type, a message identifier, a message sending type, a message cycle time, a message length, a signal name, a signal description, a start byte, a start bit, a suspicious parameter number, a signal sending type, a signal length, an accuracy, an offset, a physical minimum value, a physical maximum value, a bus minimum value, a bus maximum value, an initial value, an invalid value and an error value from the message database, and generate message maintenance data; and generating a whole vehicle communication matrix of the single instantiated vehicle type by the message maintenance data of the same instantiated vehicle type under the whole vehicle system architecture and the corresponding controllers.
7. An instantiated vehicle model communication matrix generation device, characterized in that the instantiated vehicle model communication matrix generation device comprises: a memory, a processor, and an instantiated vehicle model communication matrix generation program stored on the memory and executable on the processor, the instantiated vehicle model communication matrix generation program configured to implement the steps of the instantiated vehicle model communication matrix generation method of any one of claims 1-5.
8. A storage medium having stored thereon an instantiated vehicle model communication matrix generation program which, when executed by a processor, implements the steps of the instantiated vehicle model communication matrix generation method of any one of claims 1 to 5.
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