Utility model content
This utility model embodiment technical problem to be solved is:A kind of entire car controller and new forms of energy vapour are provided
Car, by being configured to entire car controller and being extended, can compatible various it is adaptable to different development, and not
The increase of entire car controller volume and the waste of resource can be caused.
According to the one side of this utility model embodiment, provide a kind of entire car controller, including:
Core basic functional units, described core basic functional units are provided with expansion interface;
Expanded function unit, the dismountable connection with described expansion interface of described expanded function unit.
Based in another embodiment of this utility model said system, described core basic functional units include:Main control
Circuit, described main control circuit is provided with spare interface, and described main control circuit passes through described spare interface and described expansion interface
Connect.
Based in another embodiment of this utility model said system, described core basic functional units also include:
CAN telecommunication circuit, described CAN telecommunication circuit is connected with described main control circuit, realizes described master control
Circuit processed and the communication of CAN;
Digital input circuit, described digital input circuit is connected with described main control circuit, by the various numbers of input
Word switch signal is transformed to the digital signal that described main control circuit is capable of identify that and processes;
Simulated measurement input circuit, described simulated measurement input circuit is connected with described main control circuit, by the various moulds of input
Intend signal and be transformed to the signal that described main control circuit is capable of identify that and processes;
Drive output circuit, described driving output circuit is connected with described main control circuit, defeated to described main control circuit
The signal going out carries out power amplification and control instruction that described main control circuit is sent enters row decoding, be changed into can drive each
Plant high current or the voltage signal of executive component;
Voltage conversion circuit, described voltage conversion circuit and described main control circuit, described CAN telecommunication circuit, institute
State digital input circuit, described simulated measurement input circuit, described driving output circuit and described expansion interface to connect, will be derived from
The voltage conversion of Vehicular accumulator cell is the voltage needed for described entire car controller, provides electric energy for described entire car controller.
Based in another embodiment of this utility model said system, described CAN telecommunication circuit includes:Information CAN
Bus communication circuitry and power CAN telecommunication circuit.
Based in another embodiment of this utility model said system, described driving output circuit includes:Flash drives electricity
Road, low side drive circuit and bridge switch drive circuit.
Based in another embodiment of this utility model said system, the described spare interface that described main control circuit is provided with
Including:Reserved CAN communication interface, reserved LIN bus communication interface, reserved A/D translation interface, reserved SPI
Interface and reserved digital I/O interface are at least one.
Based in another embodiment of this utility model said system, described expanded function unit includes following expanded circuit
At least one:
Voltage conversion expanded circuit, described voltage conversion expanded circuit is by described expansion interface and described voltage conversion electricity
Road connects, and the voltage conversion from Vehicular accumulator cell is the voltage that described voltage conversion circuit can be changed;
CAN transmission circuit, described CAN transmission circuit passes through the CAN that described expansion interface is reserved with described main control circuit
Bus communication interface connects, and increases the communication interface of described main control circuit and CAN;
LIN transmission circuit, described LIN transmission circuit passes through the LIN that described expansion interface is reserved with described main control circuit
Bus communication interface connects, the communication of compatible described main control circuit and LIN bus;
D/A output circuit, described D/A output circuit passes through the expansion interface A/D conversion reserved with described governor circuit and connects
Mouth connects, and the digital signal of described governor circuit output is converted to analog signal output;
I/O expanded circuit, described I/O expanded circuit is connected with described expansion interface, and passes through described expansion interface and institute
State the reserved digital I/O interface of main control circuit to connect, or reserved by described expansion interface and described main control circuit
SPI interface connects, and extends the digital I/O interface of described entire car controller;
Drive out-expander, it is pre- with described governor circuit that described driving out-expander passes through described expansion interface
The SPI interface staying connects, and realizes the extension driving output to entire car controller.
Based in another embodiment of this utility model said system, described driving out-expander includes:Flash drives
Galvanic electricity road and low side drive circuit.
Based in another embodiment of this utility model said system, described expansion interface is pin hole adapter, described expansion
Exhibition functional unit is connected with described pin hole adapter by the connection terminal of wire harness.
According to the other side of this utility model embodiment, provide a kind of new-energy automobile, including:Any of the above-described enforcement
Entire car controller described in example.
The entire car controller being provided based on this utility model embodiment and new-energy automobile, adopt core by entire car controller
Heart basic functional units and the framework of expanded function unit, can on the basis of Core Feature according to specific demand to car load
The function of controller is configured and is extended, make entire car controller can compatible various it is adaptable to different development,
Without causing the increase of entire car controller volume and the waste of resource, and the speed of automobile research can be improved, saving is opened
Send out cost.
Specific embodiment
To describe various exemplary embodiment of the present utility model now with reference to accompanying drawing in detail.It should be noted that:Unless it is another
Illustrate outward, the positioned opposite, numerical expression of the part otherwise illustrating in these embodiments and numerical value do not limit this reality
With new scope.
Simultaneously it should be appreciated that for the ease of description, the size of the various pieces shown in accompanying drawing is not according to reality
Proportionate relationship draw.
Description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
Any restriction that is new and its applying or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
When in the case of, described technology, method and apparatus should be considered a part for description.
It should be noted that:Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then do not need it is further discussed in subsequent accompanying drawing.
Fig. 1 is the structure chart of one embodiment of this utility model entire car controller.As shown in figure 1, this utility model is implemented
The entire car controller of example includes:Core basic functional units and expanded function unit, wherein core basic functional units are provided with expansion
Exhibition interface, expanded function unit and the dismountable connection of expansion interface.The full-vehicle control being provided based on this utility model embodiment
Device, adopts the framework of core basic functional units and expanded function unit by entire car controller, can be in the base of Core Feature
According to specific demand, the function of entire car controller is configured on plinth and extended, make the entire car controller can compatible multiple cars
Type, it is adaptable to different development, without causing the increase of entire car controller volume and the waste of resource, and can carry
The speed of high automobile research, saves development cost.
Fig. 2 is the structure chart of one specific embodiment of this utility model entire car controller.Pass through one with reference to Fig. 2 to have
Body embodiment illustrates to the structure of this utility model entire car controller:
As shown in Fig. 2 core basic functional units include:Main control circuit, main control circuit is provided with spare interface, master control
Circuit processed is to be connected with expansion interface by spare interface.Main control circuit can adopt single-chip microcomputer (Microcontroller
Unit, MCU).
Further, core basic functional units also include:Voltage conversion circuit, CAN telecommunication circuit, digital quantity are defeated
Enter circuit, simulated measurement input circuit and drive output circuit.
Voltage conversion circuit is connected with the other circuit in core basic functional units and expansion interface, will be from vehicle-mounted storage
The voltage conversion of battery is the voltage needed for entire car controller, provides electric energy for entire car controller.For example, the electricity of Vehicular accumulator cell
The voltage needed for 12V, entire car controller is pressed to be 5V and 3.8V, can be by from Vehicular accumulator cell by voltage conversion circuit
12V powers 5V and 3.8V being converted to needed for entire car controller.
CAN telecommunication circuit is connected with main control circuit, realizes the communication of main control circuit and CAN.Wherein,
CAN telecommunication circuit includes:Information CAN telecommunication circuit and power CAN telecommunication circuit, information CAN is also referred to as
For low speed CAN, for bodywork system, such as central controlled lock, power window, rearview mirror, room light lamp etc., speed is generally
100kb/s, power CAN is also referred to as high-speed CAN bus, and for drive system, such as control unit of engine, ABS control
Unit, air bag control unit, combination instrument etc., speed can reach 500kb/s.
Digital input circuit is connected with main control circuit, by the various digital switch signal of input, such as brake switch
Signal, ignition signal, input and output shaft speed sensor signal, air-conditioning request switching signal etc., are transformed to main control circuit energy
Enough digital signals identifying and processing.
Simulated measurement input circuit is connected with main control circuit, by the various analogue signals of input, such as brake pedal position
Sensor signal, accelerator pedal position sensor signal, temperature sensor signal etc., be transformed to main control circuit be capable of identify that and
The signal processing.
Output circuit is driven to be connected with main control circuit, the signal that main control circuit is exported carries out power amplification and right
The control instruction that main control circuit sends enters row decoding, is changed into the high current that can drive various executive components or voltage letter
Number, drive executive component action.Output circuit is wherein driven to include:Flash drive circuit, low side drive circuit and bridge switch
Drive circuit.
As shown in Fig. 2 the spare interface that main control circuit is provided with includes:Reserved CAN communication interface, reserved
LIN bus communication interface, reserved A/D translation interface, reserved SPI interface and reserved digital I/O interface.But this practicality is new
Type is not limited thereto, in the other embodiments of this utility model entire car controller, the spare interface of main control circuit setting
Can be at least one in above-mentioned spare interface.
Further, expanded function unit includes at least one of following expanded circuit:
Voltage conversion expanded circuit, is connected with voltage conversion circuit by expansion interface, and other voltage conversions are voltage
The voltage that change-over circuit can be changed.For example, the voltage conversion from 12V Vehicular accumulator cell can be whole by voltage conversion circuit
Voltage needed for vehicle controller, the car being 24V when the voltage that entire car controller of the present utility model is applied to Vehicular accumulator cell
During type, the 24V from Vehicular accumulator cell can be powered by voltage conversion expanded circuit is converted to voltage conversion circuit and can turn
The 12V changing.
CAN transmission circuit, is connected by the CAN communication interface that expansion interface is reserved with main control circuit, in car load
When interface quantity that controller is communicated with CAN is inadequate, by configuring CAN transmission circuit, to increase main control circuit total with CAN
The communication interface of line.
LIN transmission circuit, is connected by the LIN bus communication interface that expansion interface is reserved with main control circuit, is retaining
Have on the car of LIN bus communication, by configuring the communication of LIN transmission circuit compatibility main control circuit and LIN bus.
D/A output circuit, is connected by the A/D translation interface that expansion interface is reserved with governor circuit, can be by master control electricity
The digital signal of road output is converted to analog signal output.
I/O expanded circuit, is connected with expansion interface, and is connect by the digital I/O that expansion interface is reserved with main control circuit
Mouth connects, or is connected by the SPI interface that expansion interface is reserved with main control circuit, the digital I/O of extension entire car controller
Interface, is wherein extended to digital I/O interface by the SPI interface that governor circuit is reserved, can effectively save governor circuit
I/O resource.
Drive out-expander, be connected by the SPI interface that described expansion interface is reserved with governor circuit, realize to whole
The extension driving output of vehicle controller, makes entire car controller can apply to high current or the vehicle of multi executors demand.Its
In, drive out-expander to include:Flash drive circuit and low side drive circuit.
In the present embodiment, expansion interface can adopt pin hole adapter, and expanded function unit is the connection by wire harness
Terminal is connected with pin hole adapter, realizes the configuration to entire car controller and extension.
In addition, this utility model embodiment additionally provides a kind of new-energy automobile, it is provided with the whole of any of the above-described embodiment
Vehicle controller.
The new-energy automobile being provided based on this utility model embodiment, is provided with any of the above-described embodiment of this utility model
Entire car controller, adopts the framework of core basic functional units and expanded function unit by entire car controller, can be in core
According to specific demand, the function of entire car controller is configured on the basis of function and extended, make entire car controller simultaneous
Hold various it is adaptable to different development, without causing the increase of entire car controller volume and the waste of resource, and
And the speed of automobile research can be improved, save development cost.
In this specification, each embodiment is all described by the way of going forward one by one, and what each embodiment stressed is and it
The difference of its embodiment, same or analogous part cross-reference between each embodiment.For device embodiment
For, because it is substantially corresponding with embodiment of the method, so description is fairly simple, referring to the portion of embodiment of the method in place of correlation
Defend oneself bright.
Description of the present utility model is given for the sake of example and description, and is not exhaustively or to incite somebody to action this
Utility model is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.
Select and description embodiment is in order to principle of the present utility model and practical application are more preferably described, and make the common skill of this area
Art personnel are it will be appreciated that this utility model is thus design is suitable to the various embodiments with various modifications of special-purpose.