CN111923851A - Control system of VMCU vehicle management controller - Google Patents

Control system of VMCU vehicle management controller Download PDF

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Publication number
CN111923851A
CN111923851A CN202010708397.5A CN202010708397A CN111923851A CN 111923851 A CN111923851 A CN 111923851A CN 202010708397 A CN202010708397 A CN 202010708397A CN 111923851 A CN111923851 A CN 111923851A
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CN
China
Prior art keywords
vmcu
switch
vehicle
control system
message
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Pending
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CN202010708397.5A
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Chinese (zh)
Inventor
周艺光
张萍
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Nanjing Shenke Automobile Electronic System Co ltd
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Nanjing Shenke Automobile Electronic System Co ltd
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Priority to CN202010708397.5A priority Critical patent/CN111923851A/en
Publication of CN111923851A publication Critical patent/CN111923851A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/18—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights being additional front lights
    • B60Q1/20—Fog lights
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/30—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating rear of vehicle, e.g. by means of reflecting surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/44—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/80—Circuits; Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/80—Circuits; Control arrangements
    • B60Q3/82—Switches specially adapted for vehicle interior lighting, e.g. switching by tilting the lens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q5/00—Arrangement or adaptation of acoustic signal devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00—Cleaning of vehicles
    • B60S1/02—Cleaning windscreens, windows or optical devices
    • B60S1/04—Wipers or the like, e.g. scrapers
    • B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
    • B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
    • B60S1/0818—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
    • B60S1/0822—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like characterized by the arrangement or type of detection means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

The invention relates to the technical field of vehicle management control systems, in particular to a control system of a VMCU vehicle management controller, which comprises an automobile main body, wherein the inside of the automobile main body comprises a wiper, an automobile door, a vehicle-mounted multimedia, a running lamp, a lighting lamp, a loudspeaker and a detection device, all devices in the automobile main body are electrically connected to a central integrated switch, and the control system has the beneficial effects that: the automobile body electronic function centralized control is realized by directly controlling the automobile windscreen wipers and washing, the multifunctional steering wheel switch, the indoor lamp, the backlight brightness, the whole automobile control, the acquisition and the forwarding of switch signals and the like according to the switching value input and the data of the sensor, the quantity of the controllers is reduced, the complexity of wire harnesses is reduced, the reliability is improved, the cost is low, the information sharing is realized through a CAN bus technology, the wire harness design is optimized, the dead weight of the whole automobile is reduced, the system reliability is improved, a double-MCU mode is adopted, different power supply systems of the automobile body are realized, the energy is saved, and the sensitivity and the reliability are improved simultaneously.

Description

Control system of VMCU vehicle management controller
Technical Field
The invention relates to the technical field of vehicle management control systems, in particular to a control system of a VMCU vehicle management controller.
Background
The networking is the development direction of the whole vehicle control system, and due to the introduction of the control network, the field devices originally dispersed in different places are connected into a network, so that the original information island of the automation system is broken, and favorable conditions are created for the remote transmission and the centralized management of industrial data and the connection and communication between the control system and other information systems. Electronic control units and measuring devices on modern cars are increasing and the exchange and management of data between them becomes a problem.
At present, with the increase of the intelligent demands of consumers, the number of vehicle control units is correspondingly increased, the VMCU has the function of coordinating and managing the whole communication network, and is a communication service end of each sub-device, the VMCU is particularly important for the centralized control and diagnosis of other controllers, and the adoption of the whole vehicle control and the centralized management tends to be great.
Therefore, the control system of the VMCU vehicle management controller is provided to solve the control problem of vehicle system management.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a control system of a VMCU vehicle management controller, which comprises a vehicle main body, wherein the vehicle main body internally comprises a wiper, a vehicle door, vehicle-mounted multimedia, a running lamp, a lighting lamp, a loudspeaker and a detection device, all devices in the vehicle main body are electrically connected to a central integrated switch, the central integrated switch is provided with a signal receiving device and a signal sending device, the signal sending device of the central integrated switch generates a switching signal and is electrically connected with a main controller of the VMCU through a CAN message circuit, the main controller VMCU is connected with an ignition module and an oil circuit module of the vehicle main body, and the main controller VMCU is electrically connected with a vehicle-mounted power supply.
Preferably, the wiper is provided with a rainfall illumination sensor RLS, when an AUTO switch of the wiper is turned on, the rainfall illumination sensor RLS is electrically connected with the main controller VMCU, and the main controller VMCU receives an effective wiper switch signal.
Preferably, the main controller VMCU is connected with a 1900kps LIN communication, the LAN communication supports reliable communication between the control system and the central integrated switch, and the automatic wiper command sent by the rainfall illumination sensor RLS is transmitted to the main controller VMCU through a LIN message.
Preferably, the vehicle-mounted multimedia transmits the multimedia signal to the main controller VMCU through the CAN message, and the main controller VMCU controls the vehicle-mounted multimedia interface to execute corresponding action after receiving the multimedia related signal according to the control strategy.
Preferably, the running lights comprise a steering light, a front fog light, a rear fog light, a high beam light, a dipped headlight and a brake light, switches of the running lights are electrically connected to the central integrated switch, the running lights transmit switch signals to the main controller VMCU, and the main controller VMCU enables the CAN messages to be effective after receiving the switch signals according to a control strategy.
Preferably, the CAN message line is a 500K high-speed communication transmission line, and the CAN message line meets the J1913 protocol, the CAN message line supports the ISO diagnosis protocol, the CAN message line supports OSEK direct network management, and the CAN message line supports an online calibration function and parameters.
Preferably, the light includes on-vehicle indoor lighting and auxiliary lighting, and the equal electric connection of switch of light is on central integrated switch, and the light is with switching signal transmission to main control unit VMCU, main control unit VMCU makes the CAN message effective after receiving switching signal according to the control strategy.
Preferably, a main MCU and an auxiliary MCU are arranged in the main controller VMCU, and the main MCU and the auxiliary MCU are electrically connected through a wired cable.
Preferably, the main controller VMCU receives the ignition signal as an ignition switch ON gear, collects an oil path switching signal, and judges a currently used oil tank according to a logic control table and sends a CAN message to the RCM.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the automobile windscreen wiper and washing, the multifunctional steering wheel switch, the indoor lamp, the backlight brightness, the whole automobile control, the acquisition and the forwarding of switch signals and the like are directly controlled according to the switching value input and the data of the sensor, so that the centralized control of the electronic functions of the automobile body is realized, the number of controllers is reduced, the complexity of wiring harnesses is reduced, the reliability is improved, and the cost is low;
2. the power driving chip is integrated with open-circuit and overload diagnosis functions, the sampling resistor is used for sampling the output terminal to judge fault information of open-circuit, short-circuit, overload and the like of each lamp, real-time online diagnosis can be realized, related alarm signals can be sent out, and normal work can be recovered in time after faults are eliminated;
3. the invention realizes information sharing through the CAN bus technology, optimizes the harness design, reduces the dead weight of the whole vehicle, improves the reliability of the system, adopts a double-MCU mode, realizes different power supply systems of the vehicle body, saves more energy, and simultaneously improves the sensitivity and the reliability.
Drawings
FIG. 1 is a block diagram of the system architecture of the present invention.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution:
the utility model provides a VMCU vehicle management controller's control system, includes the automobile main part, and the inside of automobile main part includes wiper, door, on-vehicle multi-media, the lamp that traveles, light, loudspeaker and detection device, and the equal electric connection of the inside equipment of automobile main part is on central integrated switch.
The wiper is equipped with rainfall illumination sensor RLS, when the AUTO switch of wiper was opened, rainfall illumination sensor RLS electric connection master controller VMCU, master controller VMCU receives effectual wiper switch signal, the last 19200kps LIN communication of all the way of connecting of master controller VMCU, support the reliable communication of control system and central integrated switch, the automatic windscreen wiper order that rainfall illumination sensor RLS sent is and is transmitted to master controller VMCU through LIN message, utilize the size of rainfall illumination sensor RLS to detect the rainwater, utilize LAN communication to realize the transmission of automatic windscreen wiper order.
The main controller VMCU controls the wiping speed of the windshield wiper, and when the windshield wiper is in the AUTO mode, the rainfall sensitivity of the rainfall illumination sensor RLS is adjusted by adjusting the windshield wiper intermittent time switch.
The CAN message line is a 500K high-speed communication transmission line, meets a J1939 protocol, supports an ISO15765 diagnostic protocol, supports OSEK direct network management and supports an online calibration function and parameters.
The central integrated switch is provided with a signal receiving device and a signal sending device, and the signal sending device of the central integrated switch generates a switching signal and is electrically connected with the main controller of the VMCU through a CAN message circuit.
The vehicle-mounted multimedia transmits multimedia signals to the main controller VMCU through the CAN message, and the main controller VMCU controls the vehicle-mounted multimedia interface to execute corresponding actions after receiving multimedia related signals according to the control strategy, so that the functions of switching the vehicle-mounted multimedia, adjusting the volume and the like are controlled.
The lamp of traveling includes the indicator, the front fog lamp, back fog lamp, the far-reaching headlamp, passing lamp and brake light, the equal electric connection of switch of lamp of traveling is on central integrated switch, the lamp of traveling is with switching signal transmission to main control unit VMCU, main control unit VMCU makes the CAN message effective after receiving switching signal according to control strategy, utilize main control unit VMCU to receive the switching signal for the lamp of traveling, thereby make the CAN message effective, realize showing on the display panel.
The light includes on-vehicle indoor lighting and auxiliary lighting, and the equal electric connection of switch of light is on central integrated switch, and the light is with switching signal transmission to main control unit VMCU, and main control unit VMCU makes the CAN message effective after receiving switching signal according to control strategy.
Connect the ignition module and the oil circuit module of automobile body on the main control unit VMCU, main control unit VMCU electric connection vehicle mounted power, be provided with two MCU of major-minor in the main control unit VMCU, through wired cable electric connection between two MCU of major-minor, through adopting two MCU modes, realize the different power supply system of automobile body, it is more energy-conserving, improve sensitivity and reliability simultaneously.
The main controller VMCU receives the ignition signal and determines the ignition switch ON gear, the main controller VMCU collects an oil way conversion signal, and the main controller VMCU judges the currently used oil tank according to a logic control table and sends a CAN message to the RCM.
The working principle is as follows: the method comprises the steps that firstly, a main controller VMCU receives an ignition signal transmitted by an ignition device, the main controller VMCU collects a switch signal of a cab part and forwards the corresponding signal to other nodes on a bus of a vehicle body through a CAN bus for use, and the main controller VMCU collects a switch signal of an ignition lock and starts a vehicle or controls a relay corresponding to a central power distribution box according to the switch signal of the ignition lock.
Examples of control of the devices inside the vehicle by the main controller VMCU are:
example 1: horn, ignition switch OFF grade, ACC, ON grade, horn switch is effective, electric horn change over switch is invalid, drive electric horn external relay, air horn drive command (CAN message) is invalid.
And an ignition switch ON gear is effective, a horn switch is effective, an electric horn change-over switch is effective, the electric horn external relay is stopped to be driven, and an air horn driving command (CAN message) is effective.
Example 2: the oil circuit, the ignition switch ON gear, the VMCU collects oil circuit conversion signals, judges the currently used oil tank according to a logic control table, and sends a CAN message to the RCM.
Example 3: the wiper, the wiper is equipped with rainfall illumination sensor RLS, when the AUTO switch of wiper was opened, rainfall illumination sensor RLS electric connection main control unit VMCU, main control unit VMCU receives effectual wiper switch signal, the automatic windscreen wiper command that rainfall illumination sensor RLS sent is transmitted to main control unit VMCU through LIN message, utilize the size of rainfall illumination sensor RLS detection rainwater, utilize the transmission of LAN communication realization automatic windscreen wiper command.
The main controller VMCU controls the wiping speed of the windshield wiper, and when the windshield wiper is in the AUTO mode, the rainfall sensitivity of the rainfall illumination sensor RLS is adjusted by adjusting the windshield wiper intermittent time switch.
Example 4: the running lights comprise a steering light, a front fog light, a rear fog light, a high beam light, a dipped headlight and a brake light, the running lights transmit switch signals to the main controller VMCU, the main controller VMCU enables the CAN messages to be effective after receiving the switch signals according to a control strategy,
example 5: the illuminating lamp comprises vehicle-mounted indoor illumination and auxiliary illumination, the illuminating lamp transmits a switching signal to the main controller VMCU, and the main controller VMCU enables the CAN message to be effective after receiving the switching signal according to a control strategy.
Example 6: the remote control of the car door, the OFF of the ignition switch and the one-time remote control unlocking command are effective, and the left steering lamp driving command (CAN message) and the right steering lamp driving command (CAN message) are effective for 1 flicker period.
And the ignition switch is OFF, the remote control secondary unlocking command is effective, and the left steering lamp driving command (CAN message) and the right steering lamp driving command (CAN message) are effective for 3 flicker periods.
And the ignition switch is OFF, the feedback signal of the main driving side door switch is in a vehicle door closing state, the feedback signal of the auxiliary driving side door switch is in a vehicle door closing state, the remote control locking command is effective, and the left steering lamp driving command (CAN message) and the right steering lamp driving command (CAN message) are effective for 2 flashing periods.
And an ignition switch OFF is adopted, the main door and the auxiliary door are in a door closing state, a remote control vehicle searching command (CAN message) is effective, the VMCU controls the electric horn to work for 1 period (the duty ratio is 50%, the period is 1s), and the left steering lamp and the right steering lamp flicker for 10 periods.
Example 7: and the detection device is used for switching the frequency of the steering driving command (CAN message and hard wire) sent by the VMCU from (75 +/-10) times/min to (150 +/-10) times/min if the VMCU detects that a main vehicle side steering lamp, the FCM detects that a main vehicle front steering lamp and the RCM detects that any one of a rear steering lamp in the main vehicle or a trailer steering lamp is in an open-circuit fault state in the steering driving process.
Example 8: the vehicle-mounted multimedia transmits multimedia signals to the main controller VMCU through the CAN message, and the main controller VMCU controls the vehicle-mounted multimedia interface to execute corresponding actions after receiving multimedia related signals according to the control strategy, so that the functions of switching the vehicle-mounted multimedia, adjusting the volume and the like are controlled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A control system of a VMCU vehicle management controller, comprising a car body, characterized in that: the automobile body's inside includes wiper, door, on-vehicle multi-media, the lamp of traveling, light, loudspeaker and detection device, and the equal electric connection of the inside equipment of automobile body is on central integrated switch, be provided with signal receiver and signal transmission device on the central integrated switch, central integrated switch's signal transmission device generates switching signal and passes through CAN message circuit electric connection VMCU's main control unit, main control unit VMCU goes up the ignition module and the oil circuit module of connecting automobile body, main control unit VMCU electric connection vehicle mounted power.
2. The control system of a VMCU vehicle management controller according to claim 1, wherein: the wiper is equipped with rainfall light sensor RLS, and when the AUTO switch of wiper was opened, rainfall light sensor RLS electric connection main control unit VMCU, main control unit VMCU receives effectual wiper switch signal.
3. The control system of a VMCU vehicle management controller according to claim 1, wherein: the main controller VMCU is connected with a LIN communication channel of 19200kps, the LAN communication supports the reliable communication between the control system and the central integrated switch, and the automatic wiper command sent by the rainfall illumination sensor RLS is transmitted to the main controller VMCU through the LIN message.
4. The control system of a VMCU vehicle management controller according to claim 1, wherein: the vehicle-mounted multimedia transmits multimedia signals to the main controller VMCU through the CAN message, and the main controller VMCU controls the vehicle-mounted multimedia interface to execute corresponding actions after receiving multimedia related signals according to the control strategy.
5. The control system of a VMCU vehicle management controller according to claim 1, wherein: the running light comprises a steering light, a front fog light, a rear fog light, a high beam light, a dipped headlight and a brake light, the switches of the running light are electrically connected to the central integrated switch, the running light transmits a switch signal to the main controller VMCU, and the main controller VMCU enables the CAN message to be effective after receiving the switch signal according to a control strategy.
6. The control system of a VMCU vehicle management controller according to claim 1, wherein: the CAN message line is a 500K high-speed communication transmission line, meets a J1939 protocol, supports an ISO15765 diagnostic protocol, supports OSEK direct network management and supports an online calibration function and parameters.
7. The control system of a VMCU vehicle management controller according to claim 1, wherein: the illuminating lamp comprises vehicle-mounted indoor illumination and auxiliary illumination, the switch of the illuminating lamp is electrically connected to the central integrated switch, the illuminating lamp transmits a switch signal to the master controller VMCU, and the master controller VMCU enables the CAN message to be effective after receiving the switch signal according to a control strategy.
8. The control system of a VMCU vehicle management controller according to claim 1, wherein: the main controller VMCU is internally provided with a main MCU and an auxiliary MCU which are electrically connected through a wired cable.
9. The control system of a VMCU vehicle management controller according to claim 1, wherein: the main controller VMCU receives the ignition signal and determines the ignition signal as an ignition switch ON gear, the main controller VMCU collects an oil way conversion signal, and the main controller VMCU judges the currently used oil tank according to a logic control table and sends a CAN message to the RCM.
CN202010708397.5A 2020-07-22 2020-07-22 Control system of VMCU vehicle management controller Pending CN111923851A (en)

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CN101402329A (en) * 2007-11-21 2009-04-08 奇瑞汽车股份有限公司 Apparatus capable of automatically shutting down automobile big lamp system and control method thereof
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113212372A (en) * 2021-05-11 2021-08-06 云度新能源汽车有限公司 Method and system for customizing swing time of windscreen wiper and storage device

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Application publication date: 20201113