CN102455923A - Method and device for processing man-machine interface startup data of engineering machinery vehicle - Google Patents
Method and device for processing man-machine interface startup data of engineering machinery vehicle Download PDFInfo
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Abstract
The embodiment of the invention discloses a man-machine interface data processing method and a device for an engineering machinery vehicle, wherein the method comprises the steps of copying a mirror image of an embedded man-machine interface system program into a memory from Norflash, jumping to an initial address of the memory under the guidance of a bootstrap program for loading, transferring a CPU control right to the embedded man-machine interface system program, improving the steps of initializing a required FAT file system when loading from NandFlash, checking the system program of the mirror image and the like in the prior art, and obviously improving the starting speed; furthermore, the embodiment of the invention cuts the functionality of the bootstrap program, and omits a complex starting function, thereby further accelerating the starting speed and overcoming the defect of long starting time of the HMI in the prior art.
Description
Technical field
The present invention relates to the human machine interface technologies field, more particularly, relate to a kind of engineering machinery vehicle man-machine interface data processing method and device.
Background technology
Man-machine interface HMI is the media that carries out mutual and message exchange between system and the user, and it realizes that the internal form of information and the mankind can accept the conversion between the form.The field that all participant's machine informations exchange all exists man-machine interface.Along with development in science and technology, increasing use man-machine interface is promoted the man-machine data interaction of realization in the engineering machinery vehicle field.
The HMI that is mostly to use winCE or (SuSE) Linux OS and arm processor that existing engineering machinery vehicle is used; Because above-mentioned HMI adopts OO development tool and utilize form designer, its superior performance, reliability is high, low in energy consumption, thermal value is little; And development along with said arm processor; The HMI performance of said middle-end can be equal to high-end HMI mutually, and its cost is lower, has obtained using widely.
Yet; There is following technical disadvantages in existing application in the HMI of engineering machinery vehicle: the inventor finds; Use the HMI of said winCE operating system start-up time seldom can be less than 10 seconds; And HMI start-up time of using said (SuSE) Linux OS generally more than 15 seconds, thereby long problem start-up time that exists of existing HMI; In addition; What existing HMI had only that the shell of front panel adopts is plastics or panel beating material; Reached the degree of protection of IP66; And the barrier propterty of other plate faces all can not reach this degree of protection, thereby in bad working environment, the intrusion of moisture and dust will cause the decline of the serviceability of said HMI.
Summary of the invention
In view of this, the invention provides a kind of engineering machinery vehicle man-machine interface start data processing method and device, to realize the man-machine interface quick turn-on and to strengthen the purpose of the protection level of man-machine data interaction equipment.
A kind of engineering machinery vehicle man-machine interface start data processing method is used for the embedded human-machine interface system, comprising:
Copy boot the inner SRAM SRAM of central processor CPU of said man-machine interface to, obtain the boot copy and obtain its internal memory start address in said SRAM;
Said boot copy is copied to said embedded human-machine interface system program mirror image the internal memory from Norflash;
Said embedded human-machine interface system program jumps to said internal memory start address, begins to load.
Above-mentioned embodiment copies said embedded human-machine interface system program mirror image the internal memory to from Norflash through boot; Said embedded human-machine interface system program jumps in the start address of said internal memory; Begin to load; Changed in the prior art initialization required FAT file system when NandFlash loads, the system program of mirror image is carried out steps such as verification, so toggle speed obviously improves.
Preferably, said disposal route also comprises: said boot is carried out functional reduction, and said boot is loaded by initialization setting, mirror image and turn function is formed.
Boot in this embodiment has been removed complicated power up functions such as USB in the prior art, network, file system, and said boot is carried out functional simplifying, thereby has further reduced the time that starts
Preferably, said disposal route also comprises: the CPU of the said man-machine interface of initialization comprises:
Initialization input-output apparatus and interface IO;
The clock of the said CPU of initialization;
The memory controller of the said CPU of initialization.
Above-mentioned embodiment has started the initialized process of man-machine interface CPU, comprises the initialization to IO interface, clock and memory controller.
Preferably, said embedded human-machine interface system program is specially the QNX system, and said loading comprises:
The system kernel of the said system program of decompress(ion);
Start the system kernel of said system program;
The said system program driver of carry, said man-machine interface program start.
A kind of engineering machinery vehicle man-machine interface start data processing equipment comprises:
The boot copy cell is used for boot is copied to the inner SRAM SRAM of central processor CPU of said man-machine interface, obtains the boot copy and obtain it belonging to the internal memory start address among the said SRAM;
The mirror-image copies unit is used under the guiding of said boot copy, with said embedded human-machine interface system program mirror-image copies to internal memory;
Embedded human-machine interface system program loading unit is used for when said embedded human-machine interface system program jumps to said internal memory start address, beginning to load.
Said man-machine interface start data processing equipment is corresponding with said method, has realized the technique effect that the start of engineering machinery vehicle man-machine interface is quickened.
Preferably, said device also comprises: display unit is used to show said embedded human-machine interface system program loading procedure.
Preferably, said device also comprises: back cover and the header board that is used for fixing said display unit, said header board and back cover use rubber strip to fit.
Preferably, said display unit is specially LCDs, and said LCDs links to each other the concrete AMP waterproof connector of said LCDs socket with corresponding LCDs socket.
Preferably; Said device also comprises core board; The integrated said boot copy cell of said core board, mirror-image copies unit and embedded human-machine interface system program loading unit, said waterproof connector is welded on the said core board, and said core board is fixed on the back cover.
Said waterproof connector and back cover are combined closely, and have reached good water proof and dust proof effect.
Preferably, said core board is specially the S3C2440 minimum system, and utilizes soft arranging wire to be connected with said liquid crystal display.
Be connected easy disassembly and maintenance through soft arranging wire between said liquid crystal display and the core board.
Can find out from above-mentioned technical scheme; The embodiment of the invention is through copying said embedded human-machine interface system program mirror image the internal memory to from Norflash; And under the guiding of said boot, jump in the start address of said internal memory and load; The CPU control is handed to said embedded human-machine interface system program; Improved in the prior art initialization required FAT file system when NandFlash loads, the system program of mirror image is carried out steps such as verification, so toggle speed obviously improves; Further, the embodiment of the invention is carried out functional reduction with said boot, has saved complicated starting up's function, thereby has further accelerated starting up speed, has overcome the long shortcoming start-up time that HMI exists in the prior art; Simultaneously, the embodiment of the invention discloses the device corresponding with said method, said device is owing to be welded on waterproof connector on the said core board, and said core board is fixed on the back cover; Said waterproof connector and back cover are combined closely, and have reached good water proof and dust proof effect, and this of device kind of structure setting has solved in the prior art in bad working environment, the problem that the intrusion of moisture and dust causes the serviceability of said HMI to descend.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the disclosed a kind of engineering machinery vehicle man-machine interface start data processing method process flow diagram of the embodiment of the invention;
Fig. 2 is the disclosed a kind of engineering machinery vehicle man-machine interface start data processing method process flow diagram of the embodiment of the invention;
Fig. 3 a is the disclosed a kind of engineering machinery vehicle man-machine interface start data processing equipment structural representation of the embodiment of the invention;
Fig. 3 b is the disclosed a kind of engineering machinery vehicle man-machine interface start data processing equipment core board structural representation of the embodiment of the invention;
Fig. 3 c is the disclosed a kind of engineering machinery vehicle man-machine interface start data processing equipment shell mechanism synoptic diagram of the embodiment of the invention.
Embodiment
For quote and know for the purpose of, the technical term that hereinafter uses, write a Chinese character in simplified form or abridge and sum up as follows:
HMI:Human Machine Interface, " man-machine interface " also is man-machine interface;
ARM:Advanced RISC Machines advances rank reduced instruction set computer machine;
WinCE:Windows CE is designed to the general-purpose operating system to mini-plant;
Linux: the free class Unix operating system of using and freely propagating of a cover;
QNX: but the real time operating system of distributed, an embedded scale expansion;
Nandflash: a kind of nonvolatile flash memory technology;
Norflash: a kind of nonvolatile flash memory technology;
SRAM:Static RAM, a kind of storer with static random memory function does not need the periodic refreshing content;
IO:Input/Output, computing machine output/input.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention discloses a kind of engineering machinery vehicle man-machine interface start data processing method and device, to realize the man-machine interface quick turn-on and to strengthen the purpose of the protection level of man-machine data interaction equipment.
Fig. 1 shows a kind of engineering machinery vehicle man-machine interface start data processing method, and this method is used for the embedded human-machine interface system, comprising:
Step 101: copy boot the inner SRAM SRAM of central processor CPU of said man-machine interface to, obtain the boot copy and obtain its internal memory start address in said SRAM;
In the present embodiment, said boot has been carried out functional reduction, and said boot is loaded by initialization setting, mirror image and turn function is formed.
As preferably, said boot has been removed complicated power up functions such as USB in the prior art, network, file system, and said boot is carried out functional simplifying, thereby has significantly reduced the time that starts.
Step 102: said boot copy is copied to said embedded human-machine interface system program mirror image the internal memory from Norflash;
Step 103: said embedded human-machine interface system program jumps to said internal memory start address, begins to load.
Said boot copies said embedded human-machine interface system program mirror image the internal memory to from Norflash; Said embedded human-machine interface system program jumps in the start address of said internal memory; Begin to load; Changed in the prior art initialization required FAT file system when NandFlash loads, the system program of mirror image is carried out steps such as verification, so toggle speed obviously improves.
Fig. 2 shows another engineering machinery vehicle man-machine interface start data processing method, and this method is used for the embedded human-machine interface system, comprising:
Step 201: the CPU of the said man-machine interface of initialization;
The CPU of the said man-machine interface of said initialization is specially:
Initialization input-output apparatus and interface IO;
The clock of the said CPU of initialization;
The memory controller of the said CPU of initialization.
Above-mentioned embodiment has started the initialized process of man-machine interface CPU, comprises the initialization to IO interface, clock and memory controller.
Step 202: copy boot the inner SRAM SRAM of central processor CPU of said man-machine interface to, obtain the boot copy and obtain its internal memory start address in said SRAM;
Step 203: said boot copy is copied to said embedded human-machine interface system program mirror image the internal memory from Norflash;
Step 204: said embedded human-machine interface system program jumps to said internal memory start address, begins to load;
Step 205: load said embedded human-machine interface system program;
In the present embodiment, said embedded human-machine interface system program is specially the QNX system, and said loading is specially:
The system kernel of the said system program of decompress(ion);
Start the system kernel of said system program;
The said system program driver of carry, said man-machine interface program start.
The loading procedure that has also comprised CPU initialization and said embedded human-machine interface system program in the said in the present embodiment data processing method step.
Fig. 3 a shows a kind of engineering machinery vehicle man-machine interface start data processing equipment, comprising:
Boot copy cell 301: be used for boot is copied to the inner SRAM SRAM of central processor CPU of said man-machine interface, obtain the boot copy and obtain it belonging to the internal memory start address among the said SRAM;
Mirror-image copies unit 302: be used under the guiding of said boot copy, said embedded human-machine interface system program mirror image is copied to the internal memory from Norflash;
Embedded human-machine interface system program loading unit 303: be used for when said embedded human-machine interface system program jumps to said internal memory start address, beginning to load.
Said man-machine interface start data processing equipment is corresponding with said method, has realized the technique effect that the start of engineering machinery vehicle man-machine interface is quickened.
Shown in Fig. 3 b; Said boot copy cell 301, mirror-image copies unit 302 and embedded human-machine interface system program loading unit 303 are integrated on the said core board 304; Fig. 3 c shows the structural drawing of core board 304; As shown in the figure, said core board 304 is specially the S3C2440 minimum system;
Fig. 3 c shows the peripheral structure of said device; As preferably; Also show in this device the display unit 305 that is provided with in the present embodiment, and said demonstration 305 is specially LCDs, is used to show said embedded human-machine interface system program loading procedure; Utilize soft arranging wire to be connected easy disassembly of this kind connected mode and maintenance with core board 304;
Said LCDs links to each other the concrete AMP waterproof connector of said LCDs socket with corresponding LCDs socket;
Also show back cover 306 and the header board 307 that is used for fixing said display unit among the figure, said header board 307 uses rubber strip to fit with back cover 306.
Said waterproof connector is welded on the said core board 304, and said core board 304 is fixed on the back cover 306.
Said waterproof connector and back cover 306 are combined closely, and have reached good water proof and dust proof effect.
This enforcement has overcome in the prior art in bad working environment; The problem that the intrusion of moisture and dust causes the serviceability of said HMI to descend; And, when adopting above reasonable structural design to report quick heat radiating, reached the degree of protection of complete machine IP67 owing to this device.
In sum:
Embodiments of the invention are through copying said embedded human-machine interface system program mirror image the internal memory to from Norflash; And under the guiding of said boot, jump in the start address of said internal memory and load; The CPU control is handed to said embedded human-machine interface system program; Improved in the prior art initialization required FAT file system when NandFlash loads, the system program of mirror image is carried out steps such as verification, so toggle speed obviously improves; Further, the embodiment of the invention is carried out functional reduction with said boot, has saved complicated starting up's function, thereby has further accelerated starting up speed, has overcome the long shortcoming start-up time that HMI exists in the prior art;
Simultaneously, the embodiment of the invention discloses the device corresponding with said method, said device is owing to be welded on waterproof connector on the said core board, and said core board is fixed on the back cover; Said waterproof connector and back cover are combined closely, and have reached good water proof and dust proof effect, and this of device kind of structure setting has solved in the prior art in bad working environment, the problem that the intrusion of moisture and dust causes the serviceability of said HMI to descend.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For the disclosed device of embodiment, because it is corresponding with the embodiment disclosed method, so description is fairly simple, relevant part is partly explained referring to method and is got final product.
It will be understood by those skilled in the art that and to use in many different processes and the technology any one to come expression information, message and signal.For example, the message of mentioning in the above-mentioned explanation, information can be expressed as voltage, electric current, electromagnetic wave, magnetic field or magnetic particle, light field or above combination in any.
The professional can also further recognize; The unit and the algorithm steps of each example of describing in conjunction with embodiment disclosed herein; Can realize with electronic hardware, computer software or the combination of the two; For the interchangeability of hardware and software clearly is described, the composition and the step of each example described prevailingly according to function in above-mentioned explanation.These functions still are that software mode is carried out with hardware actually, depend on the application-specific and the design constraint of technical scheme.The professional and technical personnel can use distinct methods to realize described function to each certain applications, but this realization should not thought and exceeds scope of the present invention.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can be directly with the software modules of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. an engineering machinery vehicle man-machine interface start data processing method is used for the embedded human-machine interface system, it is characterized in that, comprising:
Copy boot the inner SRAM SRAM of central processor CPU of said man-machine interface to, obtain the boot copy and obtain its internal memory start address in said SRAM;
Said boot copy is copied to said embedded human-machine interface system program mirror image the internal memory from Norflash;
Said embedded human-machine interface system program jumps to said internal memory start address, begins to load.
2. disposal route according to claim 1 is characterized in that, also comprises: said boot is carried out functional reduction, and said boot is loaded by initialization setting, mirror image and turn function is formed.
3. disposal route according to claim 1 is characterized in that, also comprises: the CPU of the said man-machine interface of initialization comprises:
Initialization input-output apparatus and interface IO;
The clock of the said CPU of initialization;
The memory controller of the said CPU of initialization.
4. disposal route according to claim 1 is characterized in that, said embedded human-machine interface system program is specially the QNX system, and said loading comprises:
The system kernel of the said system program of decompress(ion);
Start the system kernel of said system program;
The said system program driver of carry, said man-machine interface program start.
5. an engineering machinery vehicle man-machine interface start data processing equipment is characterized in that, comprising:
The boot copy cell is used for boot is copied to the inner SRAM SRAM of central processor CPU of said man-machine interface, obtains the boot copy and obtain it belonging to the internal memory start address among the said SRAM;
The mirror-image copies unit is used under the guiding of said boot copy, and said embedded human-machine interface system program mirror image is copied to the internal memory from Norflash;
Embedded human-machine interface system program loading unit is used for when said embedded human-machine interface system program jumps to said internal memory start address, beginning to load.
6. device according to claim 5 is characterized in that, also comprises: display unit is used to show said embedded human-machine interface system program loading procedure.
7. device according to claim 6 is characterized in that, also comprises: back cover and the header board that is used for fixing said display unit, said header board and back cover use rubber strip to fit.
8. device according to claim 7 is characterized in that said display unit is specially LCDs, and said LCDs links to each other the concrete AMP waterproof connector of said LCDs socket with corresponding LCDs socket.
9. device according to claim 8; It is characterized in that; Also comprise core board; The integrated said boot copy cell of said core board, mirror-image copies unit and embedded human-machine interface system program loading unit, said waterproof connector is welded on the said core board, and said core board is fixed on the back cover.
10. device according to claim 8 is characterized in that said core board is specially the S3C2440 minimum system, and utilizes soft arranging wire to be connected with said liquid crystal display.
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| CN2010105275182A CN102455923A (en) | 2010-10-27 | 2010-10-27 | Method and device for processing man-machine interface startup data of engineering machinery vehicle |
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| CN2010105275182A CN102455923A (en) | 2010-10-27 | 2010-10-27 | Method and device for processing man-machine interface startup data of engineering machinery vehicle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104298520A (en) * | 2014-09-01 | 2015-01-21 | 北京配天技术有限公司 | Data loading method, data loading system and industrial control computer |
| CN108475185A (en) * | 2016-01-13 | 2018-08-31 | 斗山英维高株式会社 | The mirror image control method and mirror-image system of engineering machinery |
| CN114064134A (en) * | 2021-11-12 | 2022-02-18 | 上海华元创信软件有限公司 | Self-guiding method and system suitable for embedded SPARC (spatial Power control processor) architecture processor |
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| CN114064134A (en) * | 2021-11-12 | 2022-02-18 | 上海华元创信软件有限公司 | Self-guiding method and system suitable for embedded SPARC (spatial Power control processor) architecture processor |
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Application publication date: 20120516 |