CN109995631A - Vehicle control syetem and method with domain control function - Google Patents
Vehicle control syetem and method with domain control function Download PDFInfo
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- CN109995631A CN109995631A CN201910218864.3A CN201910218864A CN109995631A CN 109995631 A CN109995631 A CN 109995631A CN 201910218864 A CN201910218864 A CN 201910218864A CN 109995631 A CN109995631 A CN 109995631A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
- G06F8/658—Incremental updates; Differential updates
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
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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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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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
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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
- H04L67/2866—Architectures; Arrangements
- H04L67/30—Profiles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
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Abstract
Vehicle control syetem and upgrade method with domain control function, are related to technical field of automotive electronics, comprising: center domain controller；It shows equipment, is connect by LVDS interface with center domain controller；Vehicle electronics module passes through Ethernet and center domain controller；And gateway, it is connect by CAN interface and Ethernet with center domain controller, wherein, input signal processing unit receive gateway, vehicle electronics module signal and handled, then corresponding display equipment is sent to via LVDS interface by output driving circuit unit to be shown, be sent to vehicle electronics module via Ethernet communication interface and executed.It is concentrated because the center domain controller of introducing will enable with same interface, the vehicle electronics module of communication protocol, display equipment etc., such interface, communication protocol will obtain degeneracy, reduce harness, the interdependency between component, allow automobile vehicle control syetem more safety and increase the flexibility of system.
Description
Technical field
The present invention relates to technical field of automotive electronics more particularly to a kind of vehicle control syetems of domain control function.
Background technique
With the development of automotive electronic technology, the electric components on automobile are more and more, different components need mutual
Effect is just able to achieve a function.
It is shown specifically, master controller can be connect with various display equipment (instrument display screen, middle control display screen etc.)
Show, while the various vehicle electronics modules (looking around camera, V2X module, automobile data recorder etc.) of participant and peripheral hardware connect, and are used to
Information outside acquisition is to be handled and be controlled.Further, the gateway of telecommunication can also be introduced to be communicated, and whole
Multiple resources are closed, intelligent automobile is formed.
Obviously, above a variety of peripheral apparatus (display equipment, vehicle electronics module, gateway etc.) are arranged in whole automobile
On, since the interface of each equipment, communications protocol are inconsistent, and some equipment needs are connected using individual connection wiring harness
It connects, and these electronic device parts that will lead to automobile become complicated and redundancy, tie up excessive space.
Chinese patent application CN201610585369.2 discloses the logical of a kind of combination instrument and vehicle-mounted information and entertainment system
Believe system and method, realizes the communication between combination instrument and vehicle-mounted information and entertainment system, but still need to be arranged a variety of
Interface communicates to realize to be attached between existing equipment.
Summary of the invention
The present invention is to need to be arranged multiple interfaces to solve the master controller of above-mentioned automobile to realize and existing vehicle
Carry the problem of being communicated between electronic equipment.
The present invention provides a kind of vehicle control syetem with domain control function characterized by comprising
Center domain controller, have central processing unit, input signal processing unit, output driving circuit unit and
LVDS interface, CAN interface, Ethernet communication interface；
It shows equipment, is connect by the LVDS interface with the center domain controller；
Vehicle electronics module passes through Ethernet and the center domain controller；And
Gateway is connect by the CAN interface and Ethernet with center domain controller,
Wherein, the input signal processing unit receive the gateway, vehicle electronics module signal and handled, so
It is sent to corresponding display equipment via LVDS interface by the output driving circuit unit afterwards to be shown, via Ethernet
Communication interface is sent to the vehicle electronics module and is executed.
Vehicle control syetem provided by the invention with domain control function, can also have the following features:
Wherein, the display equipment includes any one in combination instrument display screen, middle control display screen and HUD display screen
Kind is a variety of,
The center domain controller receives the signal of the gateway forwards by CAN interface and is handled by the input signal
After unit, the output driving circuit cell processing by LVDS interface be sent to combination instrument display screen, middle control display screen with
And HUD display screen is shown.
Vehicle control syetem provided by the invention with domain control function, can also have the following features:
Wherein, the vehicle electronics module is to look around camera, V2X module, automobile data recorder, night vision device and T-box
In any one or more,
The center domain controller by Ethernet receives the collected signal of the vehicle electronics module and by described
The corresponding display is sent to by LVDS interface after input signal processing unit, the output driving circuit cell processing to set
It is standby to be shown.
Vehicle control syetem provided by the invention with domain control function, can also have the feature that, further includes:
Power amplifier and at least one ECU,
Wherein, the power amplifier passes through the output driving circuit list of the CAN interface and the center domain controller
Member connection,
ECU is connect by CAN bus with power amplifier.
Vehicle control syetem provided by the invention with domain control function, can also have the following features:
Wherein, the ECU include anti-lock braking system ECU, four-wheel drive system ECU, electronic automatic transmission ECU,
Active suspension system ECU, air bag system ECU, any one or more in multidirectional adjustable electronic control seat ECU,
It is connected between each ECU by CAN bus, and is jointly controlled by the center domain controller.
Vehicle control syetem provided by the invention with domain control function, can also have the feature that, further includes:
ADAS domain controller,
It is connect by Ethernet with the center domain controller,
It, will by Ethernet after the center domain controller receives the external environmental information that vehicle electronics module receives
These information pass to ADAS domain controller and carry out auxiliary driving.
Vehicle control syetem provided by the invention with domain control function, can also have the feature that, further includes:
Interface is diagnosed, is connect with the gateway by Ethernet,
When being diagnosed, it is connect and is diagnosed with the center domain controller by the diagnosis interface.
The present invention also provides a kind of upgrade method of above-mentioned vehicle control syetem with domain control function, feature exists
In, comprising the following steps:
Upgrade file is downloaded from corresponding upgrade server by the gateway；
Upgrade file is pass-through to the center domain controller by Ethernet bus；
Store the upgrade file；
Whether the central processing unit detection environment meets scalable condition；
When meeting scalable condition, the central processing unit issues instruction and is upgraded.
Upgrade method provided by the invention, it is characterised in that:
When ECU receives upgrade command, signal is issued to the center domain controller, and controlled by the central field
Device downloads ECU upgrade file via OTA mode.
Upgrade method provided by the invention, it is characterised in that:
Wherein, T-box is via the gateway downloads ECU upgrade file, and by T-box and the center domain controller it
Between Ethernet bus upgrade file is pass-through to the center domain controller.
The effect and effect of invention
With the vehicle control syetem of domain control function involved according to the present invention, because introducing center domain controller
(the vehicle body domain controller of automobile) will enable functional group (vehicle electronics module, display with same interface, communication protocol
Equipment etc.) it is concentrated, such interface, communication protocol will obtain degeneracy, i.e., the interface of the equipment of a variety of peripheral hardwares is integrated into one
A vehicle body domain controller can reduce interface, reduce harness, and reduce the interdependency between component, allow the vehicle-mounted control of automobile
System processed is safer, while also more convenient on increasing or decreasing peripheral apparatus, to increase the flexibility of system.
Detailed description of the invention
Fig. 1 is the vehicle control syetem in the embodiment of the present invention with domain control function；
Fig. 2 is the step schematic diagram of upgrade method in the embodiment of the present invention.
Specific embodiment
It is real below in order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention
Applying example combination attached drawing there is the vehicle control syetem of domain control function and upgrade method to be specifically addressed the present invention.
Foreign language abbreviation is explained
LVDS, Low-Voltage Differential Signaling, low-voltage differential signal.1994 by state, the U.S.
A kind of signal transfer mode that semiconductor company, family proposes, is a kind of level standard, and LVDS interface is also known as RS-644 bus interface,
It is a kind of transmission of data and interfacing just occurred the 1990s.
CAN interface, the abbreviation of controller local area network Controller Area Network are by research and develop and produce
The famous German BOSCH company exploitation of automobile electronics, and international standard (ISO 11898) is eventually become, it is in the world
One of most widely used fieldbus.In North America and West Europe, CAN bus agreement have become Computer Controlled System for Vehicle and
The STD bus of built-in industrial control area net(CAN), and possess and aim at large-sized truck and heavy industry machinery by underlying protocol of CAN
The J1939 agreement of Car design.
Ethernet, Ethernet Ethernet are a kind of Computer LAN Technologies.The IEEE 802.3 of IEEE tissue is marked
Standard has formulated the technical standard of Ethernet, it defines line including physical layer, electronic signal and medium access layer protocol
Content.Ethernet is at present using most common local area network technology
HUD display screen, head-up display Head Up Display, abbreviation HUD, at first be on aircraft fly
Row supplementary instrument.Head-up is meant that pilot can see ... without looking down the important information of his needs.Head-up display
Device first appears on military aircraft, and reduces pilot and needs to bow to check the frequency of instrument, attention is avoided to interrupt and lose
Lose the grasp to situation awareness (Situation Awareness).Because the convenience of HUD and can be improved flight safety,
The also follow-up installation one after another of airliner, automobile.
V2X means vehicle to everything, i.e., vehicle is to extraneous information exchange.Car networking passes through integrated global
Positioning system (GPS) airmanship, vehicle-to-vehicle alternating-current technique, wireless communication and long-range induction technology have established new automotive engineering
Developing direction realizes the compatibility of manual drive and automatic Pilot.
T-box, Telematics BOX, that is, remote information processor, referred to as vehicle-mounted T-BOX, car networking system include four
Point, host, vehicle-mounted T-BOX, cell phone application and background system.The audio-visual amusement and information of vehicles that host is mainly used for are shown；
Vehicle-mounted T-BOX is mainly used for communicating with background system/cell phone application, realizes that the information of vehicles of cell phone application is shown and control.
ECU, Electronic Control Unit, that is, electronic control unit, also known as " car running computer ", " vehicle-mounted computer "
Deng.It is then automobile specified microcomputerized controller from purposes.
ADAS, advanced driving assistance system Advanced Driving Assistant System are to utilize to be mounted on vehicle
On all kinds of sensors, incude the environment of surrounding at any time while the car is driving, collect data, carry out static, dynamic
Identification, detecting and the tracking of state object, and navigation instrument map datum, carry out the operation and analysis of system, to allow in advance
Driver perceives the danger that may occur, and effectively increases the comfortableness and security of car steering.
OTA, Over-the-Air Technology over the air are by mobile communication (GSM or CDMA)
The technology that air interface remotely manages SIM card data and application.Air interface can using WAP, GPRS, CDMA1X and
Short message service technology.The application of OTA technology so that mobile communication can not only provide voice-and-data service, but also can also provide
New business downloading.
Fig. 1 is the vehicle control syetem in the embodiment of the present invention with domain control function.
Embodiment 1
As shown in Figure 1, the vehicle control syetem with domain control function, including center domain controller 100, display equipment
200, vehicle electronics module 300 and gateway 400.
Center domain controller 100 has central processing unit 101, input signal processing unit 102, output driving circuit
Unit 103 and LVDS interface 104, CAN interface 105, Ethernet communication interface 106.Specifically, the center in the present embodiment
Domain controller 100 can use the vehicle body domain controller of existing commercial offers.
It shows equipment 200, is connect by the LVDS interface with the center domain controller.
Vehicle electronics module 300 passes through Ethernet and the center domain controller.
Gateway 400 is connect by the CAN interface and Ethernet with center domain controller,
Wherein, the input signal processing unit receive the gateway, vehicle electronics module signal and handled, so
It is sent to corresponding display equipment via LVDS interface by the output driving circuit unit afterwards to be shown, via Ethernet
Communication interface is sent to the vehicle electronics module and is executed.
Embodiment 2
On the basis of embodiment 1, further, the display equipment in the present embodiment includes that combination instrument is shown
Screen, middle control display screen and HUD display screen these three, necessary, the user that can also leave is extended, as long as using LVDS
The display equipment of interface can access.
The center domain controller receives the signal of the gateway forwards by CAN interface and is handled by the input signal
After unit, the output driving circuit cell processing by LVDS interface be sent to combination instrument display screen, middle control display screen with
And HUD display screen is shown.
Embodiment 3
On the basis of embodiment 1 or 2, further, vehicle electronics module described in the present embodiment is to look around camera shooting
In head, V2X module, automobile data recorder, night vision device and T-box,
The center domain controller by Ethernet receives the collected signal of the vehicle electronics module 300 and by institute
It states and the corresponding display is sent to by LVDS interface after input signal processing unit, the output driving circuit cell processing
Equipment is shown.
Embodiment 4
On the basis of embodiment 1 or 2 or 3, further, vehicle control syetem provided in this embodiment further include:
Power amplifier and at least one ECU,
Wherein, the power amplifier passes through the output driving circuit list of the CAN interface and the center domain controller
Member connection, ECU are connect by CAN bus with power amplifier.
The power amplifier finished product that power amplifier is sold using existing market.
Embodiment 5
On the basis of embodiment 3, further, the ECU includes anti-lock braking system ECU, four-wheel drive system
Unite ECU, electronic automatic transmission ECU, active suspension system ECU, air bag system ECU, in multidirectional adjustable electronic control seat ECU
Any one or more,
It is connected between each ECU by CAN bus, and is jointly controlled by the center domain controller.
Embodiment 6
On the basis of embodiment 1 or 2 or 3 or 4 or 5, further, vehicle control syetem provided in this embodiment is also
Include: ADAS domain controller, connect by Ethernet with the center domain controller, the center domain controller receives vehicle
After carrying the external environmental information that electronic module receives, these information are passed to by ADAS domain controller by Ethernet and are carried out
Auxiliary drives.
Embodiment 7
On the basis of embodiment 1 or 2 or 3 or 4 or 5 or 6, further, vehicle-mounted control system provided in this embodiment
System further include: diagnosis interface is connect with the gateway by Ethernet,
When being diagnosed, it is connect and is diagnosed with the center domain controller by the diagnosis interface.
Specifically, diagnosis interface uses II type of OBD (abbreviation of II type onboard diagnostic system) 16 needle socket interfaces, make
With being only to need to access the interface using special diagnostic instrments to be diagnosed.
The operational process and original of the vehicle control syetem with domain control function provided in embodiment is provided briefly below
Reason.
1. center domain controller is connect by CAN bus and Ethernet bus with gateway.Center domain controller passes through CAN
The ECU of bus and the other domain/network segments of vehicle carries out information exchange；External equipment carries out software to Infotainment domain controller and writes with a brush dipped in Chinese ink
When, it is that software is passed to, gateway passes through Ethernet again by gateway by the Ethernet bus between diagnosis interface and gateway
Software is passed to Infotainment domain controller by bus.
2. looking around camera by Ethernet bus, acquired image information is transmitted to center domain controller；In
On the one hand the information is used for the control operation of itself by heart domain controller, on the other hand pass information further through Ethernet bus
Pass ADAS domain controller；
Acquired image/video information is transmitted to center domain controller by Ethernet bus by 3.V2X；
4. acquired image/video information is transmitted to central field control by Ethernet bus by automobile data recorder
Device；
5. acquired image information is transmitted to center domain controller by Ethernet bus by night vision device；Central field
Controller will be shown on combination instrument screen or middle control display screen or HUD screen after information processing, or be warned to driver
Or it reminds.
6.T-box receives the image and view of other modules acquisition of center domain controller transmission by Ethernet bus
Frequency information；The other information of vehicle is received by CAN bus；T-box will send information to backstage by included 4G/5G module
Server；
7. center domain controller is connected by CAN bus with other CAN controllers in Infotainment domain, letter is completed
Breath interaction.
Fig. 2 is the step schematic diagram of upgrade method in the embodiment of the present invention
Embodiment 8
As shown in Fig. 2, the present embodiment provides a kind of upgrade method of vehicle control syetem with domain control function, it is special
Sign is, comprising the following steps:
Step S1 downloads upgrade file from corresponding upgrade server by the gateway.Refer to when ECU receives upgrading
When enabling, signal is issued to the center domain controller, and downloads ECU upgrading via OTA mode by the center domain controller
File.
T-box passes through between T-box and the center domain controller via the gateway downloads ECU upgrade file
Upgrade file is pass-through to the center domain controller by Ethernet bus.
Upgrade file is pass-through to the center domain controller by Ethernet bus by step S2.
Step S3 stores the upgrade file.
Whether step S4, the central processing unit detection environment meet scalable condition.
Step S5, when meeting scalable condition, the central processing unit issues instruction and is upgraded.When user inputs
Agree to carry out when upgrading upgrading or all ECU equipment without work (i.e. in idle dead ship condition) under conditions of into
Row upgrading.
The action and effect of embodiment
According to the vehicle control syetem with domain control function that embodiment provides, because introducing center domain controller
(the vehicle body domain controller of automobile) will enable functional group (vehicle electronics module, display with same interface, communication protocol
Equipment etc.) it is concentrated, such interface, communication protocol will obtain degeneracy, i.e., the interface of the equipment of a variety of peripheral hardwares is integrated into one
A vehicle body domain controller can reduce interface, reduce harness, and reduce the interdependency between component, allow the vehicle-mounted control of automobile
System processed is safer, while also more convenient on increasing or decreasing peripheral apparatus, to increase the flexibility of system.
Obviously, the vehicle control syetem with domain control function that embodiment provides, with the following functions:
1) combination instrument shows the logical operation function of information: the letter in other domains of gateway forwards is received by CAN bus
Number, and integrated treatment is carried out, and export by LVDS and shown to combination instrument display screen；
2) have the function of the logical operation of the audio-visual amusement host of tradition, operation and processing result be transferred to by LVDS
Control display screen is shown；
3) have the function of the logical operation of HUD, operation and processing result are transferred to HUD display screen by LVDS and shown
Show；
4) control/processing function with viewing system, night vision；
5) have the function of the Switch (interchanger) of vehicle-mounted Ethernet, can by V2X module, T-box, look around camera, night
Depending on etc. signals, give ADAS domain controller by Ethernet bus transfer；
6) have the function of network safety prevention, the second level network safety prevention of network security can be completed by gateway.
7) there is OTA software upgrading function.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of vehicle control syetem with domain control function characterized by comprising
There is center domain controller central processing unit, input signal processing unit, output driving circuit unit and LVDS to connect
Mouth, CAN interface, Ethernet communication interface；
It shows equipment, is connect by the LVDS interface with the center domain controller；
Vehicle electronics module passes through Ethernet and the center domain controller；And
Gateway is connect by the CAN interface and Ethernet with center domain controller, wherein the input signal processing is single
Member receive the gateway, vehicle electronics module signal and handled, then by the output driving circuit unit via
LVDS interface is sent to corresponding display equipment and is shown, is sent to the vehicle mounted electric submodule via Ethernet communication interface
Block is executed.
2. system according to claim 1, it is characterised in that:
Wherein, it is described display equipment include combination instrument display screen, it is middle control display screen and HUD display screen in any one or
It is a variety of,
The center domain controller receives the signal of the gateway forwards by CAN interface and is handled by the input signal single
After first, the described output driving circuit cell processing by LVDS interface be sent to combination instrument display screen, middle control display screen and
HUD display screen is shown.
3. system according to claim 1, it is characterised in that:
Wherein, the vehicle electronics module is to look around in camera, V2X module, automobile data recorder, night vision device and T-box
Any one or more,
The center domain controller by Ethernet receives the collected signal of the vehicle electronics module and by the input
After signal processing unit, the output driving circuit cell processing by LVDS interface be sent to the corresponding display equipment into
Row display.
4. system according to claim 1, which is characterized in that further include:
Power amplifier and at least one ECU,
Wherein, the power amplifier is connected by the output driving circuit unit of the CAN interface and the center domain controller
It connects,
ECU is connect by CAN bus with power amplifier.
5. system according to claim 4, it is characterised in that:
Wherein, the ECU includes anti-lock braking system ECU, four-wheel drive system ECU, electronic automatic transmission ECU, active
Suspension system ECU, air bag system ECU, any one or more in multidirectional adjustable electronic control seat ECU,
It is connected between each ECU by CAN bus, and is jointly controlled by the center domain controller.
6. system according to claim 1, which is characterized in that further include:
ADAS domain controller,
It is connect by Ethernet with the center domain controller,
After the center domain controller receives the external environmental information that vehicle electronics module receives, by Ethernet by these
Information passes to ADAS domain controller and carries out auxiliary driving.
7. system according to claim 1, which is characterized in that further include:
Interface is diagnosed, is connect with the gateway by Ethernet,
When being diagnosed, it is connect and is diagnosed with the center domain controller by the diagnosis interface.
8. the upgrade method of the vehicle control syetem with domain control function as described in any one of claim 1-7,
It is characterized in that, comprising the following steps:
Upgrade file is downloaded from corresponding upgrade server by the gateway；
Upgrade file is pass-through to the center domain controller by Ethernet bus；
Store the upgrade file；
Whether the central processing unit detection environment meets scalable condition；
When meeting scalable condition, the central processing unit issues instruction and is upgraded.
9. according to the method described in claim 8, it is characterized by:
When ECU receives upgrade command, signal is issued to the center domain controller, and passed through by the center domain controller
ECU upgrade file is downloaded by OTA mode.
10. according to the method described in claim 9, it is characterized by:
Wherein, T-box is via the gateway downloads ECU upgrade file, and passes through between T-box and the center domain controller
Upgrade file is pass-through to the center domain controller by Ethernet bus.
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| CN201910218864.3A CN109995631B (en) | 2019-03-21 | 2019-03-21 | Vehicle-mounted control system and method with domain control function |
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| CN201910218864.3A CN109995631B (en) | 2019-03-21 | 2019-03-21 | Vehicle-mounted control system and method with domain control function |
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| CN111343064A (en) * | 2020-02-29 | 2020-06-26 | 东风汽车集团有限公司 | System and method for upgrading software of automobile control system |
| CN111464417A (en) * | 2020-04-09 | 2020-07-28 | 东风汽车集团有限公司 | Vehicle-mounted network architecture based on gigabit Ethernet bus and communication method |
| CN111775871A (en) * | 2020-08-03 | 2020-10-16 | 深圳市晟丰达科技有限公司 | New energy vehicle T-BOX device fused with domain controller and control method thereof |
| CN112373416A (en) * | 2020-11-10 | 2021-02-19 | 北京新能源汽车技术创新中心有限公司 | Automobile body domain controller system architecture and vehicle |
| CN112422595A (en) * | 2019-08-20 | 2021-02-26 | 华为技术有限公司 | Vehicle-mounted system safety protection method and device |
| CN112440904A (en) * | 2019-08-31 | 2021-03-05 | 比亚迪股份有限公司 | Domain controller, system and vehicle |
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