CN113364601B - Signal change method and device for communication matrix platform library - Google Patents
Signal change method and device for communication matrix platform library Download PDFInfo
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- CN113364601B CN113364601B CN202010134381.8A CN202010134381A CN113364601B CN 113364601 B CN113364601 B CN 113364601B CN 202010134381 A CN202010134381 A CN 202010134381A CN 113364601 B CN113364601 B CN 113364601B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The invention provides a signal change method and device for a communication matrix platform library. The signal changing method of the communication matrix platform library comprises the following steps: receiving a signal change demand of a communication matrix of a first vehicle type based on an electronic control architecture platform, wherein the signal change demand comprises at least one of the following demands: add signals, delete signals, and modify signal properties; acquiring signal data of the first vehicle type and signal data of a communication matrix platform library, wherein the communication matrix platform library comprises communication matrixes of all vehicle types based on the electric control architecture platform; and carrying out signal change on the communication matrix of the first vehicle type and the communication matrix platform according to the signal change requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library. When software compatibility is carried out on the communication matrix signals of each vehicle type, the communication matrix signals are only compared with a communication matrix platform library and are compatible with the communication matrix platform library, and the reference standard is unique and simple and clear.
Description
Technical Field
The present invention relates to a communication matrix platform library, and in particular, to a signal modification method and apparatus for a communication matrix platform library.
Background
In the initial stage of the whole vehicle project research and development, the states of parts in different projects and different vehicle types of the same electric control unit on the same platform are consistent, namely, the software version is consistent, the hardware version is consistent and the part numbers are the same. However, in the subsequent process of function optimization and function optimization of each vehicle type, because each vehicle type project is maintained independently, the communication matrixes of the same parts among different vehicle types cannot be transversely compared and maintained, and a person in charge of maintaining the vehicle type a cannot inform a person in charge of the vehicle type B when the communication matrix signals of the vehicle type a are changed, so that the changed communication matrix signals have conflicts when software compatibility is carried out, and finally the changed communication matrix signals cannot be compatible.
The existing method for avoiding the compatibility of a whole vehicle control unit with the same version of software in subsequent different vehicle types is to perform transverse comparison on a plurality of vehicle types, the workload in the comparison process is quite large, and when a problem is found, other projects are changed and adjusted, so that great time cost and financial cost are brought.
This results in a great deal of labor and material costs involved in the subsequent maintenance of the parts, and the maintenance of multiple versions of the parts is also prone to errors. In order to improve the working efficiency, a design method of a communication matrix platform library is urgently needed.
Disclosure of Invention
The embodiment of the invention provides a signal changing method and device for a communication matrix platform library, which are used for solving the problem that communication matrix signals of different vehicle types are in conflict when software is compatible in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
a signal modification method for a communication matrix platform library comprises the following steps:
receiving a signal change demand of a communication matrix of a first vehicle type based on an electronic control architecture platform, wherein the signal change demand of the communication matrix of the first vehicle type comprises at least one of the following demands: add signals, delete signals, and modify signal properties; the communication matrix of the first vehicle type is used for recording existing signal information in each controller of the first vehicle type, and the signal information comprises signal identification, a sending end, a receiving end and signal attributes of existing signals;
acquiring signal data of the first vehicle type and signal data of a communication matrix platform library, wherein the communication matrix platform library comprises communication matrixes of all vehicle types based on the electric control architecture platform;
and carrying out signal change on the communication matrix of the first vehicle type and the communication matrix platform according to the signal change requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library.
Further, the transmitting end includes a transmitting device and a transmitting port, and the receiving end includes a receiving device and a receiving port.
Further, the signal modification of the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
when the signal change requirement is that a first signal needs to be added in a first vehicle type, determining a sending end, a receiving end and signal attributes of the first signal;
judging whether a target signal consistent with the signal identifier, the sending end, the receiving end and the signal attribute of the first signal exists in a communication matrix platform library or not;
if the first signal exists, adding the first signal in a communication matrix of a first vehicle type according to the identification of the target signal;
if the first signal does not exist, adding the first signal in a communication matrix platform library, distributing a corresponding signal identifier for the first signal, and adding the first signal in a communication matrix of a first vehicle type according to the signal identifier of the first signal in the communication matrix platform library;
wherein the signal identification is used to distinguish different signals.
Further, the signal modification of the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
the signal change requirement is that a second signal needs to be deleted in the first vehicle type;
deleting the second signal in the communication matrix of the first vehicle type, and keeping the second signal of the communication matrix platform library unchanged.
Further, the signal modification of the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
the signal change requirement is that the signal attribute of a third signal in the first vehicle type needs to be changed;
firstly, changing the attribute of the third signal in a communication matrix platform library, and then changing the attribute of the third signal in a communication matrix of the first vehicle type;
wherein the signal attribute comprises a physical range of the signal, a signal precision, a signal length, a signal total limit, and a signal offset.
Further, the signal modification of the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type, and the signal data of the communication matrix platform library further includes:
and when the same signal of the same controller needs to maintain at least two signal attributes, deleting all signals sent by the controller from the communication matrix platform library and the communication matrix of each vehicle type.
The embodiment of the invention also provides a signal changing device of the communication matrix platform library, which comprises the following components:
the receiving module is used for receiving a signal change demand of a communication matrix of a first vehicle type based on an electronic control architecture platform, wherein the signal change demand of the communication matrix of the first vehicle type comprises at least one of the following demands: add signals, delete signals, and modify signal properties; the communication matrix of the first vehicle type is used for recording existing signal information in each controller in the first vehicle type;
the acquisition module is used for acquiring signal data of the first vehicle type and signal data of a communication matrix platform library, wherein the communication matrix platform library comprises communication matrixes of all vehicle types based on the electric control architecture platform;
and the changing module is used for carrying out signal change on the communication matrix of the first vehicle type and the communication matrix platform according to the signal change requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library.
Further, the changing module is further configured to:
when the signal change requirement is that a first signal needs to be added in a first vehicle type, determining a sending end, a receiving end and signal attributes of the first signal;
judging whether a target signal consistent with the sending end, the receiving end and the signal attribute of the first signal exists in a communication matrix platform library or not;
if the first signal exists, adding the first signal in a communication matrix of a first vehicle type according to the identification of the target signal;
and if the first signal does not exist, adding the first signal in a communication matrix platform library, distributing a corresponding signal identifier for the first signal, and adding the first signal in a communication matrix of a first vehicle type according to the signal identifier of the first signal in the communication matrix platform library.
Further, the changing module is further configured to:
the signal change requirement is that a second signal needs to be deleted in the first vehicle type;
deleting the second signal in the communication matrix of the first vehicle type, and keeping the second signal of the communication matrix platform library unchanged.
Further, the changing module is further configured to:
the signal change requirement is that the signal attribute of a third signal in the first vehicle type needs to be changed;
firstly, changing the attribute of the third signal in a communication matrix platform library, and then changing the attribute of the third signal in a communication matrix of the first vehicle type;
wherein the signal attribute comprises a physical range of the signal, a signal precision, a signal length, a signal total limit, and a signal offset.
The beneficial effects of the invention are:
according to the signal changing method of the communication matrix platform library, based on the establishment of the communication matrix platform library, after each vehicle type is compared with the signals in the communication matrix platform library according to the signal changing requirement of the communication matrix of the vehicle type based on the electronic control architecture platform, the signals of the vehicle type or the communication matrix platform library are changed, the situation that the same control unit cannot be compatible with the same version of software in different vehicle types is avoided, in the subsequent function expansion and optimization of the vehicle type, the newly added control unit is easily compatible with all vehicle types, and the problem that in the prior art, the communication matrix signals of different vehicle types are in conflict when being compatible with the software is solved. Each vehicle type is only compared and compatible with the communication matrix platform library, the reference standard is unique, simplicity and clarity are achieved, the working efficiency is greatly improved, and the problem of compatibility in the subsequent development process of the project is greatly reduced.
Drawings
FIG. 1 is a schematic diagram illustrating steps of a signal modification method for a communication matrix platform library according to an embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating an implementation logic of a signal modification method for a communication matrix platform library according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating steps of a signal modification apparatus of a communication matrix platform library according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The invention provides a signal changing method of a communication matrix platform library, aiming at the problem that communication matrix signals of different vehicle types are in conflict when software compatibility is carried out in the prior art.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a signal modification method for a communication matrix platform library, including:
for example, after a new vehicle type item N1 is started, if the vehicle type N1 belongs to the electronic control architecture platform, the basic version entire vehicle communication matrix of the N1 vehicle type is the entire vehicle communication matrix of the vehicle type N, and on the basis, the entire vehicle communication matrix of the N1 vehicle type is updated, so that the signal of the communication matrix of the N1 vehicle type is changed.
for example, the communication matrix platform library is based on a whole vehicle communication matrix of a certain vehicle type N, and the communication matrix platform library includes communication matrices of all vehicle types based on an N1 electric control architecture platform.
And step 13, carrying out signal change on the communication matrix of the first vehicle type and the communication matrix platform according to the signal change requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library.
And each signal change of the vehicle model N1 needs to be changed in a communication matrix platform library firstly, and then the signal change goes to the whole vehicle communication matrix of the vehicle model N1 for updating, and if N2, N3 and N4 vehicle models appear, the same principle is followed.
According to the signal changing method of the communication matrix platform library, based on the establishment of the communication matrix platform library, after each vehicle type is compared with the signals in the communication matrix platform library according to the signal changing requirement of the communication matrix of the vehicle type based on the electronic control architecture platform, the signals of the vehicle type or the communication matrix platform library are changed, the situation that the same control unit cannot be compatible with the same version of software in different vehicle types is avoided, in the subsequent function expansion and optimization of the vehicle type, the newly added control unit is easily compatible with all vehicle types, and the problem that in the prior art, the communication matrix signals of different vehicle types are in conflict when being compatible with the software is solved. Each vehicle type is only compared and compatible with the communication matrix platform library, the reference standard is unique, simplicity and clarity are achieved, the working efficiency is greatly improved, and the problem of compatibility in the subsequent development process of the project is greatly reduced.
Optionally, the sending end includes a sending device and a sending port, and the receiving end includes a receiving device and a receiving port.
Optionally, the signal modification of the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type, and the signal data of the communication matrix platform library includes:
when the signal change requirement is that a first signal needs to be added in a first vehicle type, determining a sending end, a receiving end and signal attributes of the first signal;
judging whether a target signal consistent with the signal identifier, the sending end, the receiving end and the signal attribute of the first signal exists in a communication matrix platform library or not;
if the first signal exists, adding the first signal in a communication matrix of a first vehicle type according to the identification of the target signal;
if the first signal does not exist, adding the first signal in a communication matrix platform library, distributing a corresponding signal identifier for the first signal, and adding the first signal in a communication matrix of a first vehicle type according to the signal identifier of the first signal in the communication matrix platform library;
wherein the signal identification is used to distinguish different signals.
For example, to implement a certain function, a new signal Sig1 needs to be added to the N1 vehicle model, the signal identifier, the transmitting end, the receiving end and the signal attribute of the signal Sig1 are determined, then, through comparison with the communication matrix platform library, it is determined whether a target signal consistent with the signal identifier, the transmitting end, the receiving end and the signal attribute of the signal Sig1 exists in the communication matrix platform library, if so, it indicates that the vehicle model has been added with the signal Sig1, the signal Sig1 is added to the N1 vehicle model by referring to the communication matrix platform library directly according to the identifier of the target signal, if not, the signal Sig1 is added to the communication matrix platform library first, and then the signal Sig1 is added to the N1 vehicle model according to the signal identifier of the signal Sig 1.
Optionally, the performing signal modification on the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
the signal change requirement is that a second signal needs to be deleted in the first vehicle type;
deleting the second signal in the communication matrix of the first vehicle type, and keeping the second signal of the communication matrix platform library unchanged.
For example, an unnecessary signal Sig2 needs to be deleted in an N1 vehicle model, and the signal Sig2 can be deleted directly in an N1 vehicle model, because the development progress and the valve point of each project are not completely consistent, and a signal Sig2 in some vehicle models is still used, in order to prevent that communication matrixes of some subsequent controllers cannot be unified due to the fact that a newly added signal occupies the position of the signal Sig2, the signal Sig2 in a communication matrix platform library cannot be deleted.
Optionally, the performing signal modification on the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
the signal change requirement is that the signal attribute of a third signal in the first vehicle type needs to be changed;
firstly, changing the attribute of the third signal in a communication matrix platform library, and then changing the attribute of the third signal in a communication matrix of the first vehicle type;
the signal attribute comprises a physical range, a signal precision, a signal length, a signal total limit and a signal offset of the signal.
For example, if the signal accuracy of the signal Sig3 needs to be changed in the N1 vehicle model, the signal accuracy of the signal Sig3 is changed in the communication matrix platform library, and then the accuracy of the signal Sig3 is changed in the communication matrix of the first vehicle model; alternatively, if the signal offset of the signal Sig3 needs to be changed in the N1 vehicle model, the signal offset of the signal Sig3 is changed in the communication matrix platform library, and then the signal offset of the signal Sig3 is changed in the communication matrix of the first vehicle model.
Optionally, the signal modification of the communication matrix of the first vehicle type and the communication matrix platform according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type, and the signal data of the communication matrix platform library further includes:
and when the same signal of the same controller needs to maintain at least two signal attributes, deleting all signals sent by the controller from the communication matrix platform library and the communication matrix of each vehicle type.
For example, if the attributes of the same signal of the same controller are not completely consistent in different vehicle types, all signals sent by the controller are deleted from the communication matrix platform library and the communication matrix of each vehicle type, and offline configuration is performed on the controller.
As shown in fig. 3, an embodiment of the present invention further provides a signal modification apparatus for a communication matrix platform library, including:
the receiving module is used for receiving a signal change demand of a communication matrix of a first vehicle type based on an electronic control architecture platform, wherein the signal change demand of the communication matrix of the first vehicle type comprises at least one of the following demands: add signals, delete signals, and modify signal properties; the communication matrix of the first vehicle type is used for recording existing signal information in each controller in the first vehicle type;
the acquisition module is used for acquiring signal data of the first vehicle type and signal data of a communication matrix platform library, wherein the communication matrix platform library comprises communication matrixes of all vehicle types based on the electric control architecture platform;
and the changing module is used for carrying out signal change on the communication matrix of the first vehicle type and the communication matrix platform according to the signal change requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library.
Optionally, the changing module is further configured to:
when the signal change requirement is that a first signal needs to be added in a first vehicle type, determining a sending end, a receiving end and signal attributes of the first signal;
judging whether a target signal consistent with the sending end, the receiving end and the signal attribute of the first signal exists in a communication matrix platform library or not;
if the first signal exists, adding the first signal in a communication matrix of a first vehicle type according to the identification of the target signal;
and if the first signal does not exist, adding the first signal in a communication matrix platform library, distributing a corresponding signal identifier for the first signal, and adding the first signal in a communication matrix of a first vehicle type according to the signal identifier of the first signal in the communication matrix platform library.
Optionally, the changing module is further configured to:
the signal change requirement is that a second signal needs to be deleted in the first vehicle type;
deleting the second signal in the communication matrix of the first vehicle type, and keeping the second signal of the communication matrix platform library unchanged.
Optionally, the changing module is further configured to:
the signal change requirement is that the signal attribute of a third signal in the first vehicle type needs to be changed;
firstly, changing the attribute of the third signal in a communication matrix platform library, and then changing the attribute of the third signal in a communication matrix of the first vehicle type;
wherein the signal attribute comprises a physical range of the signal, a signal precision, a signal length, a signal total limit, and a signal offset.
According to the signal changing method of the communication matrix platform library, based on the establishment of the communication matrix platform library, after each vehicle type is compared with the signals in the communication matrix platform library according to the signal changing requirement of the communication matrix of the vehicle type based on the electronic control architecture platform, the signals of the vehicle type or the communication matrix platform library are changed, the situation that the same control unit cannot be compatible with the same version of software in different vehicle types is avoided, in the subsequent function expansion and optimization of the vehicle type, the newly added control unit is easily compatible with all vehicle types, and the problem that in the prior art, the communication matrix signals of different vehicle types are in conflict when being compatible with the software is solved. Each vehicle type is only compared and compatible with the communication matrix platform library, the reference standard is unique, simplicity and clarity are achieved, the working efficiency is greatly improved, and the problem of compatibility in the subsequent development process of a project is greatly reduced.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.
Claims (4)
1. A method for signal modification in a communication matrix platform library, comprising:
receiving a signal change demand of a communication matrix of a first vehicle type based on an electronic control architecture platform, wherein the signal change demand of the communication matrix of the first vehicle type comprises at least one of the following demands: add signals, delete signals, and modify signal properties; the communication matrix of the first vehicle type is used for recording existing signal information in each controller in the first vehicle type, and the signal information comprises signal identification, a sending end, a receiving end and signal attributes of existing signals;
acquiring signal data of the first vehicle type and signal data of a communication matrix platform library, wherein the communication matrix platform library comprises communication matrixes of all vehicle types based on the electric control architecture platform;
carrying out signal change on the communication matrix of the first vehicle type and the communication matrix platform library according to the signal change requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library;
the signal modification of the communication matrix of the first vehicle type and the communication matrix platform library according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
when the signal change requirement is that a first signal needs to be added in a first vehicle type, determining a sending end, a receiving end and signal attributes of the first signal;
judging whether a target signal consistent with the signal identifier, the sending end, the receiving end and the signal attribute of the first signal exists in a communication matrix platform library or not;
if the first signal exists, adding the first signal in a communication matrix of a first vehicle type according to the identification of the target signal;
if the first signal does not exist, the first signal is added in a communication matrix platform library, a corresponding signal identifier is distributed to the first signal, and the first signal is added in a communication matrix of a first vehicle type according to the signal identifier of the first signal in the communication matrix platform library;
wherein the signal identification is used to distinguish different signals;
the signal modification of the communication matrix of the first vehicle type and the communication matrix platform library according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
the signal change requirement is that a second signal needs to be deleted in the first vehicle type;
deleting the second signal in the communication matrix of the first vehicle type, and keeping the second signal of the communication matrix platform library unchanged;
the signal modification of the communication matrix of the first vehicle type and the communication matrix platform library according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library includes:
the signal change requirement is that the signal attribute of a third signal in the first vehicle type needs to be changed;
firstly, changing the attribute of the third signal in a communication matrix platform library, and then changing the attribute of the third signal in a communication matrix of the first vehicle type;
wherein the signal attribute comprises a physical range of the signal, a signal precision, a signal length, a signal total limit, and a signal offset.
2. The method according to claim 1, wherein the transmitter comprises a transmitter and a transmitter port, and the receiver comprises a receiver and a receiver port.
3. The method of claim 1, wherein the signal modification of the communication matrix of the first vehicle type and the communication matrix platform library according to the signal modification requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library further comprises:
and when the same signal of the same controller needs to maintain at least two signal attributes, deleting all signals sent by the controller from the communication matrix platform library and the communication matrix of each vehicle type.
4. A signal modification apparatus for a communication matrix platform library, comprising:
the receiving module is used for receiving a signal change demand of a communication matrix of a first vehicle type based on an electronic control architecture platform, wherein the signal change demand of the communication matrix of the first vehicle type comprises at least one of the following demands: add signals, delete signals, and modify signal properties; the communication matrix of the first vehicle type is used for recording existing signal information in each controller in the first vehicle type;
the acquisition module is used for acquiring signal data of the first vehicle type and signal data of a communication matrix platform library, wherein the communication matrix platform library comprises communication matrixes of all vehicle types based on the electric control architecture platform;
the changing module is used for carrying out signal changing on the communication matrix of the first vehicle type and the communication matrix platform library according to the signal changing requirement of the communication matrix of the first vehicle type, the signal data of the first vehicle type and the signal data of the communication matrix platform library;
the change module is further configured to:
when the signal change requirement is that a first signal needs to be added in a first vehicle type, determining a sending end, a receiving end and signal attributes of the first signal;
judging whether a target signal consistent with the sending end, the receiving end and the signal attribute of the first signal exists in a communication matrix platform library or not;
if the first signal exists, adding the first signal in a communication matrix of a first vehicle type according to the identification of the target signal;
if the first signal does not exist, adding the first signal in a communication matrix platform library, distributing a corresponding signal identifier for the first signal, and adding the first signal in a communication matrix of a first vehicle type according to the signal identifier of the first signal in the communication matrix platform library;
the change module is further configured to:
the signal change requirement is that a second signal needs to be deleted in the first vehicle type;
deleting the second signal in the communication matrix of the first vehicle type, and keeping the second signal of the communication matrix platform library unchanged;
the change module is further configured to:
the signal change requirement is that the signal attribute of a third signal in the first vehicle type needs to be changed;
firstly, changing the attribute of the third signal in a communication matrix platform library, and then changing the attribute of the third signal in a communication matrix of the first vehicle type;
wherein the signal attribute comprises a physical range of the signal, a signal precision, a signal length, a signal total limit, and a signal offset.
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