CN204712995U - Be suitable for the full virtual car meter system started fast and the automobile applying this system - Google Patents
Be suitable for the full virtual car meter system started fast and the automobile applying this system Download PDFInfo
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- CN204712995U CN204712995U CN201520424553.XU CN201520424553U CN204712995U CN 204712995 U CN204712995 U CN 204712995U CN 201520424553 U CN201520424553 U CN 201520424553U CN 204712995 U CN204712995 U CN 204712995U
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Abstract
The utility model relates to a kind of full virtual car meter system being suitable for starting fast and the automobile applying this system, this full virtual car meter system comprises: the main processor modules of Built In Operating System, for providing graphical interfaces and the vehicle condition data of automobile virtual instrument to image module, to be shown by display module; The auxiliary MCU module be connected with image module, it is for when main processor modules starts, and vehicle condition data is sent to image module for display module display; And after main processor modules has started, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules; The utility model assists MCU module and image module can realize starting fast, realizes the basic function of virtual car instrument, travels needs to meet chaufeur automobile starting, avoids losing time with in the main processor modules of operating system in startup.
Description
Technical field
The utility model relates to a kind of virtual instrument, particularly relates to the automobile of a kind of full virtual car meter system being suitable for starting fast and this system of installation applying this system.
Background technology
In auto meter field, generally adopt traditional instrument as mechanical type instrument or the pointer meters dish etc. with LCDs, but only show the vehicle parameter about driving states.Also there is a lot of auto meter production firm to develop virtual instrument, namely adopt the main processor modules being built-in with operating system, carry out touch control operation and parameter display by touch-screen.
Because vehicle intellectualized degree improves, the traveling of automobile all the more relies on the work of vehicle-mounted computer, but due to Built In Operating System, generally at more than 10s during os starting, and reverse image is due to the cause of operating system, also cannot start fast.
Utility model content
The purpose of this utility model is to provide a kind of full virtual car meter system and method for work thereof, which overcomes the full virtual car meter system of tradition due to after load operation system, occurs the technical matters that starting up speed is slow.
In order to solve the problems of the technologies described above, the utility model provides a kind of full virtual car meter system, comprise: the main processor modules of Built In Operating System, for providing graphical interfaces and the vehicle condition data of automobile virtual instrument to image module, to be shown by display module; The auxiliary MCU module be connected with image module, it is for when main processor modules starts, and vehicle condition data is sent to image module for display module display; And after main processor modules has started, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules.
Further, described image module is also connected with some vehicle-mounted cameras, with when main processor modules starts, directly shows filmed image by image module, shows quickly through display module to realize camera filmed image.
Further, vehicle condition data, also for detecting main processor modules mode of operation in real time simultaneously, with when judging main processor modules without response, being sent to image module by auxiliary MCU module and showing for display module by described auxiliary MCU module and image module.
Further, described auxiliary MCU module adopts micro controller system, and described image module is also connected with a Flash module, and this Flash module stores the graphical interfaces of automobile virtual instrument; After judgement main processor modules is without response, by micro controller system, the vehicle condition data of access are sent to image module, vehicle condition data show in display module in conjunction with graphical interfaces by described image module.
Further, described image module or micro controller system are also suitable for activating the main processor modules without response, and after main processor modules activates, vehicle condition data are received by described main processor modules, and be sent to image module, to be shown by display module with regard to vehicle condition data and described graphical interfaces; Meanwhile, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules.
Another aspect, the utility model additionally provides a kind of method of work of full virtual car meter system, namely when the main processor modules of Built In Operating System starts, auxiliary MCU module is suitable for vehicle condition data being sent to image module for display module display, and after main processor modules has started, described image module stops receiving the vehicle condition data from auxiliary MCU module, to receive the vehicle condition data from main processor modules.
Further, when auxiliary MCU module and image module judge to be suitable for providing the main processor modules of virtual instrument graphical interfaces and vehicle condition data without response simultaneously, by auxiliary MCU module, vehicle condition data are supplied to display module and show.
Further, the method by auxiliary MCU module vehicle condition data being supplied to display module display is comprised: described auxiliary MCU module adopts micro controller system, described micro controller system is connected with image module, and this image module is also connected with a Flash module, this Flash module stores the graphical interfaces of automobile virtual instrument; After judgement main processor modules is without response, by micro controller system, the vehicle condition data of access are sent to image module, vehicle condition data show in display module in conjunction with graphical interfaces by described image module; And, described image module or micro controller system are also suitable for activating the main processor modules without response, and after main processor modules activates, receive vehicle condition data by described main processor modules, and be sent to image module, to be shown by display module with regard to vehicle condition data and described graphical interfaces; Meanwhile, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules.
Further, described image module and micro controller system judge that main processor modules comprises with or without the method for response: described image module and the micro controller system corresponding calculation formula of stochastic generation respectively, and corresponding calculation formula is sent to main processor modules respectively, and corresponding resulting in is sent back to image module and micro controller system by main processor modules respectively, described image module and micro controller system to be verified corresponding with returning results of main processor modules from resulting in respectively, if the result is all not identical, then judge that main processor modules is without response; And described image module and micro controller system judge that main processor modules also comprises with or without the method for response: if the true fictitious time of the result one, again result in wait, resulted in last time if result in herein identical, then judge main processor modules fault, activate this fault main processor modules by described image module or micro controller system.
The third aspect, on the basis of above-mentioned full virtual car meter system, the utility model additionally provides a kind of automobile, and this automobile is provided with described full virtual car meter system.
The beneficial effects of the utility model are, the utility model assists MCU module and image module can realize starting fast, realize the basic function of virtual car instrument, travel needs to meet chaufeur automobile starting, avoid time waste waiting in the main processor modules startup with operating system, and utilize auxiliary MCU module quick, stable advantage, after image module and auxiliary MCU module judge that the main processor modules of Built In Operating System crashes simultaneously, main processor modules is replaced to be presented on virtual meter panel by corresponding line car data by auxiliary MCU module, check for chaufeur, and reactivate main processor modules by image module on backstage, and then do not affect the driving experience of chaufeur, when chaufeur has no to discover, complete main processor modules fault detection, auxiliary MCU module is replaced, the process that main processor modules is restarted, actv. is avoided causing virtual instrument cannot obtain the technical matters of vehicle operation data (travelling data) because Built In Operating System crashes, safety control is provided for being tending towards intelligentized driving system.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated;
Fig. 1 is the functional block diagram of full virtual car meter system of the present utility model.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
Embodiment 1
Fig. 1 is the functional block diagram of full virtual car meter system of the present utility model.In figure, main processor modules represents corresponding handshake respectively to the four-headed arrow of image module and auxiliary MCU module, and individual event arrow represents image signal transmission.
As shown in Figure 1, the full virtual car meter system of one of the present utility model, comprising: the main processor modules of Built In Operating System, for providing graphical interfaces and the vehicle condition data of automobile virtual instrument to image module, to be shown by display module; The auxiliary MCU module be connected with image module, it is for when main processor modules starts, and vehicle condition data is sent to image module for display module display; And after main processor modules has started, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules.
Full virtual car meter system of the present utility model replaces traditional machinery instrument with display automobile status data by display module, and namely display module is by graphical interfaces or graphical interfaces display virtual meter panel.
Further, described image module is also connected with some vehicle-mounted cameras, with when main processor modules starts, directly filmed image is shown by image module, this function may be used for reverse image and obtains, when vehicle needs reversing outbound time, start automobile, orthodox car is when after startup, need to wait for more than 10S, system could start complete, and full virtual car meter system of the present utility model can after automobile starting, start working immediately (for Millisecond), camera video signal is obtained by image module, complete reverse image to play, chaufeur can without the need to waiting for that os starting is complete, reversing outbound action can be completed.
Further, in order to better avoid virtual car meter system to crash, causing vehicle condition data to obtain in time, causing traffic accident; Vehicle condition data, also for detecting main processor modules mode of operation in real time simultaneously, with when judging main processor modules without response, being sent to image module by auxiliary MCU module and showing for display module by described auxiliary MCU module and image module.
Wherein, main processor modules be that main processor modules crashes, Built In Operating System crashes without response definition, system without response, treater is without phenomenons such as responding, go offline.
Concrete, described main processor modules, auxiliary MCU module are connected with the data-interface of car running computer, to obtain vehicle condition data.Vehicle condition data such as but not limited to onboard sensor data, driving states data, i.e. the data such as oil consumption, the speed of a motor vehicle, tire pressure, engine speed, water temperature.Described display module is such as but not limited to employing LCDs (LCD of 1920 x 720 resolution), touch-screen.
Further, described main processor modules is suitable for the graphical interfaces (this graphic interface is such as but not limited to employing 3D interface, 2D interface) providing automobile virtual instrument, and the vehicle condition data it received and this graphical interfaces are sent to described image module, show for display module.Described main processor modules comprises: MCU unit and GPU unit, and wherein, described GPU unit supports 2D vector graphics computing and 3D graphics engine, and it is such as but not limited to employing iMx6 chip development; Described operating system is such as but not limited to operating systems such as employing Linux, Android, WindowCE, apples.
Further, described image module is also connected with a Flash module, and this Flash module stores the graphical interfaces (this graphic interface adopts 2D interface) of automobile virtual instrument; When main processor modules is without response, the vehicle condition data of access are sent to image module by described auxiliary MCU module, and above-mentioned data show in display module in conjunction with graphical interfaces by described image module.
Wherein, described image module is such as but not limited to modules such as employing FPGA, CPLD, and described auxiliary MCU module does not contain operating system such as but not limited to employing micro controller system, FPGA, CPLD etc., and can respond fast, good stability, the processing module that can not crash.The working process of main processor modules without response (deadlock) is judged in order to further illustrate this image module and auxiliary MCU module, described auxiliary MCU module is chosen micro controller system and is described, namely utilize micro controller system corresponding speed fast, stable, the advantage that can not crash.Concrete, when main processor modules cannot respond (during deadlock) primary processor can be replaced in time to carry out vehicle condition data Graphics Processing, the driving experience of chaufeur can not be affected, when chaufeur is not easy to discover, completes between main processor modules and micro controller system and switch.Judge the method whether main processor modules crashes, whether such as employing image module and auxiliary MCU module be normal by the work of corresponding handshake examinations main processor modules to main processor modules, if main processor modules is without response, then judge that this main processor modules crashes, then image module sends a request to described auxiliary MCU module, described auxiliary MCU module replaces main processor modules process vehicle condition data, namely image module is sent to, for display module display, the utility model adopts dual judgement, namely by image module and auxiliary MCU module and main processor modules twice confirmation, its actv. solves when driving, if main processor modules is without response, then traditional full virtual car meter system cannot display line car data, easily cause technical matters to lose control of one's vehicle, and the anti-locking system erroneous judgement of actv., system is caused frequently to restart activation, affect traffic safety.
And, can also verify whether main processor modules crashes by the result calculating algorithm, such as described image module and auxiliary MCU module (micro controller system) generate and calculate formula accordingly, such as 3+4-3, described calculation formula is also sent to main processor modules by 4+7-1, and main processor modules will result in and 4 and 10 send back to image module, this image module by certainly result in 4 and 10 and returning results of main processor modules 4 and 10 to verify, see that whether result is identical, to judge whether primary processor crashes, and calculating formula is produced at random by image module, improve the reliability of automobile whole system.
Further, described image module or micro controller system are also suitable for activating the main processor modules without response, and after main processor modules activates, vehicle condition data are received by described main processor modules, and be sent to image module, to be shown by display module with regard to vehicle condition data and described graphical interfaces; Meanwhile, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules.The method of concrete activation main processor modules comprises: described image module or the reset terminal of auxiliary MCU module to main processor modules input a reset signal, make it reset; If cannot reset, then open after can controlling the supply module closedown of main processor modules, main processor modules is restarted.
Embodiment 2
On embodiment 1 basis, the utility model additionally provides a kind of method of work of full virtual car meter system.
This method of work comprises: when the main processor modules of Built In Operating System starts, auxiliary MCU module is suitable for vehicle condition data being sent to image module for display module display, and after main processor modules has started, described image module stops receiving the vehicle condition data from auxiliary MCU module, to receive the vehicle condition data from main processor modules.
Further, on the basis of above-mentioned method of work, in order to avoid because the phenomenons such as deadlock occur the main processor modules with operating system further, therefore, this method of work also comprises: namely when auxiliary MCU module and image module judge to be suitable for providing the main processor modules of virtual instrument graphical interfaces and vehicle condition data without response simultaneously, by auxiliary MCU module, vehicle condition data are supplied to display module and show.
Further, described main processor modules Built In Operating System and be suitable for the graphical interfaces that automobile virtual instrument is provided, and the vehicle condition data it received and this graphical interfaces are sent to image module, image module drives display module to show described graphical interfaces and vehicle condition data.
Further, method vehicle condition data being supplied to display module display by auxiliary MCU module comprises:
Described auxiliary MCU module adopts micro controller system, and described micro controller system is connected with image module, and this image module is also connected with a Flash module, and this Flash module stores the graphical interfaces of automobile virtual instrument; After judgement main processor modules is without response, by micro controller system, the vehicle condition data of access are sent to image module, vehicle condition data show in display module in conjunction with graphical interfaces by described image module.
Described image module or micro controller system are also suitable for activating the main processor modules without response, and after main processor modules activates, receive vehicle condition data by described main processor modules, and be sent to image module, to be shown by display module with regard to vehicle condition data and described graphical interfaces; Meanwhile, described image module stops receiving the vehicle condition data from micro controller system, to receive the vehicle condition data from main processor modules.Wherein, the described image module mode stopping receiving from the vehicle condition data of micro controller system can adopt and arrange Port Priority rank by image module, priority by the image data interface of main processor modules transmission is set to the highest, when this image data interface responds, the image data interface of auxiliary MCU module transmission is closed; Or initiatively close auxiliary MCU module transmit image data by the main processor modules after reactivating.
Described image module and micro controller system judge that main processor modules comprises with or without the method for response: described image module and the micro controller system corresponding calculation formula of stochastic generation respectively, and corresponding calculation formula is sent to main processor modules respectively, and corresponding resulting in is sent back to image module and micro controller system by main processor modules respectively, described image module and micro controller system to be verified corresponding with returning results of main processor modules from resulting in respectively, if the result is all not identical, then judge that main processor modules is without response.Concrete handshake procedure has carried out related description in embodiment 1.
And, described image module and micro controller system judge that main processor modules also comprises with or without the method for response: if the true fictitious time of the result one, again result in wait, resulted in last time if result in herein identical, then judge main processor modules fault, activate this fault main processor modules by described image module or micro controller system.
Embodiment 3
On embodiment 1 basis, the utility model additionally provides a kind of automobile, and this automobile is provided with described full virtual car meter system.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on specification sheets, must determine its technical scope according to right.
Claims (4)
1. a full virtual car meter system, is characterized in that, comprising:
The main processor modules of Built In Operating System, for providing graphical interfaces and the vehicle condition data of automobile virtual instrument to image module, to show by display module;
The auxiliary MCU module be connected with image module, it is for when main processor modules starts, and vehicle condition data is sent to image module for display module display.
2. full virtual car meter system according to claim 1, it is characterized in that, described image module is also connected with some vehicle-mounted cameras, with when main processor modules starts, directly shows filmed image by image module.
3. full virtual car meter system according to claim 2, is characterized in that, described auxiliary MCU module adopts micro controller system, and described image module is also connected with a Flash module, and this Flash module stores the graphical interfaces of automobile virtual instrument.
4. apply an automobile for the described full virtual car meter system of one of the claims 1-3, it is characterized in that, this automobile is provided with full virtual car meter system as claimed in claim 1.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696555.4U CN205149541U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
| CN201520694873.7U CN205149540U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
| CN201520694951.3U CN205149737U (en) | 2015-06-18 | 2015-06-18 | Be suitable for full virtual vehicle instrument system of quick start |
| CN201520424553.XU CN204712995U (en) | 2015-06-18 | 2015-06-18 | Be suitable for the full virtual car meter system started fast and the automobile applying this system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424553.XU CN204712995U (en) | 2015-06-18 | 2015-06-18 | Be suitable for the full virtual car meter system started fast and the automobile applying this system |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520694873.7U Division CN205149540U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
| CN201520694951.3U Division CN205149737U (en) | 2015-06-18 | 2015-06-18 | Be suitable for full virtual vehicle instrument system of quick start |
| CN201520696555.4U Division CN205149541U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
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| Publication Number | Publication Date |
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| CN204712995U true CN204712995U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520694951.3U Active CN205149737U (en) | 2015-06-18 | 2015-06-18 | Be suitable for full virtual vehicle instrument system of quick start |
| CN201520696555.4U Active CN205149541U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
| CN201520694873.7U Active CN205149540U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
| CN201520424553.XU Active CN204712995U (en) | 2015-06-18 | 2015-06-18 | Be suitable for the full virtual car meter system started fast and the automobile applying this system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520694951.3U Active CN205149737U (en) | 2015-06-18 | 2015-06-18 | Be suitable for full virtual vehicle instrument system of quick start |
| CN201520696555.4U Active CN205149541U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
| CN201520694873.7U Active CN205149540U (en) | 2015-06-18 | 2015-06-18 | Automobile of full virtual vehicle instrument system and this system of application |
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| CN (4) | CN205149737U (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261355B (en) * | 2021-12-31 | 2023-05-16 | 重庆电子工程职业学院 | Automobile central control safety control system |
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2015
- 2015-06-18 CN CN201520694951.3U patent/CN205149737U/en active Active
- 2015-06-18 CN CN201520696555.4U patent/CN205149541U/en active Active
- 2015-06-18 CN CN201520694873.7U patent/CN205149540U/en active Active
- 2015-06-18 CN CN201520424553.XU patent/CN204712995U/en active Active
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| Publication number | Publication date |
|---|---|
| CN205149737U (en) | 2016-04-13 |
| CN205149540U (en) | 2016-04-13 |
| CN205149541U (en) | 2016-04-13 |
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