CN105446903A - Information processing method and electronic device - Google Patents
Information processing method and electronic device Download PDFInfo
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- CN105446903A CN105446903A CN201510765441.5A CN201510765441A CN105446903A CN 105446903 A CN105446903 A CN 105446903A CN 201510765441 A CN201510765441 A CN 201510765441A CN 105446903 A CN105446903 A CN 105446903A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/10—Program control for peripheral devices
- G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
- G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
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- Microelectronics & Electronic Packaging (AREA)
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The present application discloses an information processing method and electronic device. The method comprises: in a process of starting an electronic device, detecting, by a keyboard controller, whether there is a press operation for a key of a keyboard connected to the electronic device, wherein the keyboard is connected to the electronic device through a universal serial bus interface; if there is the press operation, outputting, by the keyboard controller through a preset line, a control signal corresponding to the press operation to an embedded controller; and controlling, by a functional module of the electronic device based on the control signal, the electronic device to enter a first mode corresponding to the press operation. The method provided by the present invention is used to resolve a technical problem existed in the prior art that the keyboard can not be used when a USB interface keyboard does not complete USB initialization, thereby achieving a technical effect that use of the USB interface keyboard does not rely on USB interface initialization.
Description
Technical field
The present invention relates to electronic technology field, particularly a kind of information processing method and electronic equipment.
Background technology
In prior art, the keyboard of notebook computer all adopts the matrix of embedded controller (ECmatrix) interface to be connected with notebook computer usually.But when traditional matrix keyboard presses multiple button at the same time, some button can be malfunctioning, namely occurs key mapping conflict.Therefore, in order to avoid there is key mapping conflict, the keyboard of USB interface in prior art, is adopted.
But USB interface is unavailable in early days at BIOS (BasicInputOutputSystem, Basic Input or Output System (BIOS)).Concrete, if computer is when starting shooting, BIOS carries out self-inspection to system and initialization is broken down, and make also not carry out initialization to USB and just work as machine, now, USB interface keyboard just cannot carry out work.
Visible, there is USB interface keyboard in prior art when not completing USB initialization, the technical matters that keyboard cannot use.
Summary of the invention
The embodiment of the present application provides a kind of information processing method and electronic equipment, for solving the USB interface keyboard that exists in prior art when not completing USB initialization, the technical matters that keyboard cannot use, the use achieving USB interface keyboard does not rely on the initialized technique effect of USB interface.
The embodiment of the present application provides a kind of information processing method on the one hand, comprising:
In electronic equipment opening process, keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, and wherein, described keyboard is connected with described electronic equipment by USB (universal serial bus);
If there is described pressing operation, described keyboard controller is preset circuit by one and is exported and corresponding with described pressing operation control signal to embedded controller;
The functional module of described electronic equipment, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
Optionally, described keyboard controller is preset circuit by one and is exported and corresponding with described pressing operation control signal to embedded controller, comprising:
What the output of described keyboard controller control universal input output pin was corresponding with described pressing operation controls signal to embedded controller.
Optionally, described keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, comprising:
Whether the initialization detecting described USB (universal serial bus) completes;
When not completing the initialization of described USB (universal serial bus), described keyboard controller detects the pressing operation of the button whether existed described keyboard.
Optionally, before the described electronic equipment of described control enters the first mode corresponding with described pressing operation, described method also comprises:
Described embedded controller generates an identification information based on described control signal, and by described identification information storage in default storage space.
Optionally, the described electronic equipment of described control enters the first mode corresponding with described pressing operation, comprising:
When described identification information is identical with default identification information, controls described electronic equipment and enter described first mode, wherein, described default identification information and described first mode match.
Optionally, described pressing operation be enter Basic Input or Output System (BIOS) automatically repair the operation of pattern time, when described identification information is identical with default identification information, control before described electronic equipment enters described first mode, described method also comprises:
Described Basic Input or Output System (BIOS) reads by presetting port the described identification information being stored in described storage space.
The application provides a kind of electronic equipment on the other hand, comprising:
Keyboard, is connected with described electronic equipment by USB (universal serial bus);
Keyboard controller;
Embedded controller;
Processor;
Wherein, in electronic equipment opening process, described keyboard controller detects the pressing operation of the button whether existed described keyboard, if there is described pressing operation, described keyboard controller is preset circuit by one and exported and corresponding with described pressing operation control signal to described embedded controller; Described processor, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
Optionally, what the output of described keyboard controller control universal input output pin was corresponding with described pressing operation controls signal to described embedded controller.
Optionally, whether described processor completes for the initialization detecting described USB (universal serial bus); When not completing the initialization of described USB (universal serial bus), described keyboard controller detects the pressing operation of the button whether existed described keyboard.
Optionally, described embedded controller also for generating an identification information based on described control signal, and by described identification information storage in default storage space.
Optionally, described processor is used for when described identification information is identical with default identification information, and control described electronic equipment and enter described first mode, wherein, described default identification information and described first mode match.
Optionally, described pressing operation be enter Basic Input or Output System (BIOS) automatically repair the operation of pattern time, described Basic Input or Output System (BIOS) reads be stored in the described identification information of described storage space by presetting port.
Above-mentioned one or more technical scheme in the embodiment of the present application, at least has one or more technique effects following:
One, the scheme in the embodiment of the present application, in electronic equipment opening process, whether detected by keyboard controller has USB (UniversalSerialBus, USB (universal serial bus)) pressing operation of keyboard, if there is described pressing operation, then control signal to embedded controller by presetting circuit output one, the functional module of electronic equipment, based on described control signal, controls electronic equipment and enters the first mode corresponding with pressing operation.That is, even if the scheme in the embodiment of the present application is not under USB interface completes initialized situation, mutual also by between keyboard controller and embedded controller, realizes entering corresponding pattern by keyboard shortcut.And in the prior art, only after completing USB interface initialization, keyboard could work.Therefore, scheme in the embodiment of the present application effectively can solve the USB interface keyboard that exists in prior art when not completing USB initialization, the technical matters that keyboard cannot use, the use achieving USB interface keyboard does not rely on the initialized technique effect of USB interface.
Two, the scheme in the embodiment of the present application, described keyboard controller is exported by universal input output pin (GeneralPurposeInputOutputPin, GPIOPin) and corresponding with pressing operation controls signal to embedded controller.Due to the functional module that GPIO is embedded controller, therefore, extra circuit need not be set, achieve the technique effect being simple and easy to realize.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only the embodiment of the present application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
A kind of process flow diagram of information processing method of Fig. 1 for providing in the embodiment of the present application one;
A kind of structured flowchart of electronic equipment of Fig. 2 for providing in the embodiment of the present application two.
Embodiment
The embodiment of the present application provides a kind of information processing method and electronic equipment, for solving the USB interface keyboard that exists in prior art when not completing USB initialization, the technical matters that keyboard cannot use, the use achieving USB interface keyboard does not rely on the initialized technique effect of USB interface.
Technical scheme in the embodiment of the present application is solve above-mentioned technical matters, and general thought is as follows:
In electronic equipment opening process, keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, and wherein, described keyboard is connected with described electronic equipment by USB (universal serial bus); If there is described pressing operation, described keyboard controller is preset circuit by one and is exported and corresponding with described pressing operation control signal to embedded controller; The functional module of described electronic equipment, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
Technique scheme, in electronic equipment opening process, the pressing operation whether had USB keyboard is detected by keyboard controller, if there is described pressing operation, then control signal to embedded controller by presetting circuit output one, the functional module of electronic equipment, based on described control signal, controls electronic equipment and enters the first mode corresponding with pressing operation.That is, even if the scheme in the embodiment of the present application is not under USB interface completes initialized situation, mutual also by between keyboard controller and embedded controller, realizes entering corresponding pattern by keyboard shortcut.And unlike prior art, only after completing USB interface initialization, keyboard could work.Therefore, scheme in the embodiment of the present application effectively can solve the USB interface keyboard that exists in prior art when not completing USB initialization, the technical matters that keyboard cannot use, the use achieving USB interface keyboard does not rely on the initialized technique effect of USB interface.
In order to better understand technique scheme, below by accompanying drawing and specific embodiment, technical solution of the present invention is described in detail, the specific features being to be understood that in the embodiment of the present application and embodiment is the detailed description to technical solution of the present invention, instead of the restriction to technical solution of the present invention, when not conflicting, the technical characteristic in the embodiment of the present application and embodiment can combine mutually.
Embodiment one
Please refer to Fig. 1, the embodiment of the present application provides a kind of information processing method, comprising:
S10: in electronic equipment opening process, keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, and wherein, described keyboard is connected with described electronic equipment by USB (universal serial bus);
S20: if there is described pressing operation, described keyboard controller is preset circuit by one and is exported and corresponding with described pressing operation control signal to embedded controller;
S30: the functional module of described electronic equipment, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
In specific implementation process, described electronic equipment can be desktop computer, notebook computer, or other can use the electronic equipment including embedded controller of USB (universal serial bus) keyboard, does not just list one by one at this.In the embodiment of the present application for described electronic equipment for notebook computer, the implementation procedure of the method in the embodiment of the present application is described in detail.
First, perform step S10: in electronic equipment opening process, keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, and wherein, described keyboard is connected with described electronic equipment by USB (universal serial bus).
Specifically, when notebook computer is started shooting, user can realize certain operations by the shortcut on keyboard or combination button.As: press F2 when notebook-computer system starts and enter BIOS interface; ThinkPad is pressed Fn, R and key simultaneously and is entered Basic Input or Output System (BIOS) and automatically repair (BIOSrecovery) pattern etc.Certainly, the shortcut of the notebook computer of different brands or different model is likely different, just differs here one to illustrate.In specific implementation process, in notebook computer start process, detected the pressing operation whether had keyboard by keyboard controller.In hardware design, the accessory power supply that always works can be used to power for keyboard controller, as used the battery etc. of 3.3V, so just can ensure that keyboard controller starts shooting just can power on and carrying out work.
Further, step S10 specifically comprises:
Whether the initialization detecting described USB (universal serial bus) completes;
When not completing the initialization of described USB (universal serial bus), described keyboard controller detects the pressing operation of the button whether existed described keyboard.
Specifically, USB interface keyboard of the prior art must be complete in USB interface initialization, and could work when not going wrong.But in booting computer process, often there will be the situation of computer when machine, if BIOS is when upgrading certain part, unexpected power down, causes BIOS to work; Or despiteful program causes storage medium to damage, computer is made to work as machine etc.In these cases, USB interface keyboard all can cannot carry out work due to USB interface initialization failure.
Therefore, in the embodiment of the present application, whether the initialization that first can detect USB (universal serial bus) completes, and adopts scheme in the embodiment of the present application when initialization failure, and namely keyboard controller is preset circuit by one and exported and corresponding with described pressing operation control signal to embedded controller; And the functional module of described electronic equipment is based on described control signal, controls described electronic equipment and enter the first mode corresponding with described pressing operation.In addition, after detecting that the initialization of USB (universal serial bus) completes, the operation of the pressing keyboard detected, can adopt method of the prior art to process.
Certainly, also can no matter USB interface whether initialization completes, no matter namely which kind of situation all adopts the scheme in the embodiment of the present application to process, those skilled in the art can be arranged as required.
Next, perform step S20: if there is described pressing operation, described keyboard controller is preset circuit by one and is exported and corresponding with described pressing operation control signal to embedded controller.
In specific implementation process, what the output of described keyboard controller control universal input output pin was corresponding with described pressing operation controls signal to embedded controller.
Specifically, it is a functional module of embedded controller that universal input exports (GeneralPurposeInputOutput, GPIO), just can to realize keyboard and uses by increasing and do not rely on the initialized effect of USB interface with GPIO mutual.In specific implementation process, when user pushes button in notebook start process, and when keyboard controller detects button operation, keyboard controller just controls universal input output pin and exports the control signal corresponding with button.As button operation for entering BIOSrecovery pattern time, universal input output pin can be controlled and export a high level; Or when notebook computer is provided with windows and android dual system, button operation, for entering windows operating system, can control universal input output pin output low level.Those skilled in the art can arrange the control signal of universal input output pin output according to actual conditions, the application is not specifically limited.
In addition, except outputing control signals to embedded controller by universal input output pin, hardware connection mode can also be passed through, as gate circuit realizes contacting between keyboard controller and embedded controller.As, when keyboard controller detects button operation, signal corresponding for this button operation is adjudicated by gate circuit, when signal meets the condition of the decision circuit of gate circuit, output control signals to embedded controller.Those skilled in the art can arrange hardware circuit according to actual needs, and the application is not specifically limited.
Further, before execution step S30, described method also comprises:
Described embedded controller generates an identification information based on described control signal, and by described identification information storage in default storage space.
Specifically, embedded receive the control signal sent from GPIOPin or other hardware circuits after, correspondingly can produce an identification information, and identification information is kept in the storer of embedded controller.With button operation be enter BIOSrecovery pattern be operating as example, when keyboard controller detects this button operation, control GPIOPin exports high level signal to embedded controller.Embedded controller, based on this high level signal, generates identification information corresponding to this button operation, as 0101, and is write in storer by identification information.
Corresponding, step S30 specifically comprises:
When described identification information is identical with default identification information, controls described electronic equipment and enter described first mode, wherein, described default identification information and described first mode match.
Specifically, for each button operation, have the identification information corresponded, some button operation has the button operation needing response, and some button operation may be false touch, or insignificant, do not need the button operation responded.Here default identification information representative needs operation response, only has when presetting the identification information stored in storage space and being identical with default identification information, could respond button operation, enter the first mode corresponding with button operation.For example, during as being an operating system in selection Windows/Android dual system when button operation, the default identification information entering Windows system is different from the default identification information entering android system, by the identification information in comparison storer and default identification information, select to enter corresponding operating system.
Further, described pressing operation be enter Basic Input or Output System (BIOS) automatically repair the operation of pattern time, execution step S30 before, described method also comprises:
Described Basic Input or Output System (BIOS) reads by presetting port the described identification information being stored in described storage space.
Specifically, when button operation is the case operation entering BIOSrecovery pattern, keyboard controller detects this button operation, and control GPIOPin or hardware circuit export and corresponding with this button operation control signal to embedded controller.Embedded controller, based on described control signal, writes the identification information corresponding with button operation in storage space.Described Basic Input or Output System (BIOS) reads by presetting port the described identification information being stored in described storage space, concrete, and BIOS accesses memory space address by 68H/6CHIOPort and reads identification information.When identification information is identical with default identification information, controls notebook computer and enter BIOSrecovery pattern.
Embodiment two
Based on the inventive concept identical with the embodiment of the present application one, please refer to Fig. 2, the embodiment of the present application two provides a kind of electronic equipment, comprising:
Keyboard controller 10, is connected with keyboard by USB (universal serial bus);
Embedded controller 20;
Processor 30;
Wherein, in electronic equipment opening process, described keyboard controller 10 detects the pressing operation of the button whether existed described keyboard, if there is described pressing operation, described keyboard controller 10 is preset circuit by one and is exported and corresponding with described pressing operation control signal to described embedded controller 20; Described processor 30, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
In specific implementation process, described electronic equipment also comprises: storer, communicator and USB interface.Processor can be specifically general central processing unit (CPU), can be that ASIC(Application Specific Integrated Circuit) is (English: ApplicationSpecificIntegratedCircuit, being called for short: ASIC), can be one or more integrated circuit performed for control program.The quantity of storer can be one or more.Storer can comprise ROM (read-only memory) (English: ReadOnlyMemory, be called for short: ROM), random access memory (English: RandomAccessMemory, RAM) and magnetic disk memory be called for short:.These storeies, communicator are connected with processor by bus.Communicator can comprise receiver and transmitter.Receiver and transmitter can be two physically independent elements, also can be same elements physically.USB interface may be used for connecting keyboard.Instruction can be stored, the instruction that processor can store in execute store in storer.
Further, described keyboard controller 10 controls universal input output pin and exports and corresponding with described pressing operation control signal to described embedded controller 20.
Further, whether the initialization of described processor 30 also for detecting described USB (universal serial bus) completes; When not completing the initialization of described USB (universal serial bus), described keyboard controller 10 detects the pressing operation of the button whether existed described keyboard.
Further, described embedded controller 20 also for generating an identification information based on described control signal, and by described identification information storage in default storage space.
Further, described processor 30, for when described identification information is identical with default identification information, controls described electronic equipment and enters described first mode, and wherein, described default identification information and described first mode match.
Further, described pressing operation be enter Basic Input or Output System (BIOS) automatically repair the operation of pattern time, described Basic Input or Output System (BIOS) reads be stored in the described identification information of described storage space by presetting port.
Various variation pattern in information processing method in earlier figures 1 embodiment and instantiation are equally applicable to the electronic equipment of the present embodiment, by the aforementioned detailed description to information processing method, those skilled in the art clearly can know the implementation method of electronic equipment in the present embodiment, so succinct in order to instructions, be not described in detail in this.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (12)
1. an information processing method, comprising:
In electronic equipment opening process, keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, and wherein, described keyboard is connected with described electronic equipment by USB (universal serial bus);
If there is described pressing operation, described keyboard controller is preset circuit by one and is exported and corresponding with described pressing operation control signal to embedded controller;
The functional module of described electronic equipment, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
2. the method for claim 1, is characterized in that, described keyboard controller is preset circuit by one and exported and corresponding with described pressing operation control signal to embedded controller, comprising:
What the output of described keyboard controller control universal input output pin was corresponding with described pressing operation controls signal to embedded controller.
3. method as claimed in claim 1 or 2, is characterized in that, described keyboard controller detects the pressing operation of the button whether existed the keyboard be connected with described electronic equipment, comprising:
Whether the initialization detecting described USB (universal serial bus) completes;
When not completing the initialization of described USB (universal serial bus), described keyboard controller detects the pressing operation of the button whether existed described keyboard.
4. method as claimed in claim 3, it is characterized in that, before the described electronic equipment of described control enters the first mode corresponding with described pressing operation, described method also comprises:
Described embedded controller generates an identification information based on described control signal, and by described identification information storage in default storage space.
5. method as claimed in claim 4, it is characterized in that, the described electronic equipment of described control enters the first mode corresponding with described pressing operation, comprising:
When described identification information is identical with default identification information, controls described electronic equipment and enter described first mode, wherein, described default identification information and described first mode match.
6. method as claimed in claim 5, it is characterized in that, described pressing operation be enter Basic Input or Output System (BIOS) automatically repair the operation of pattern time, when described identification information is identical with default identification information, control before described electronic equipment enters described first mode, described method also comprises:
Described Basic Input or Output System (BIOS) reads by presetting port the described identification information being stored in described storage space.
7. an electronic equipment, comprising:
Keyboard controller, is connected with keyboard by USB (universal serial bus);
Embedded controller;
Processor;
Wherein, in electronic equipment opening process, described keyboard controller detects the pressing operation of the button whether existed described keyboard, if there is described pressing operation, described keyboard controller is preset circuit by one and exported and corresponding with described pressing operation control signal to described embedded controller; Described processor, based on described control signal, controls described electronic equipment and enters the first mode corresponding with described pressing operation.
8. electronic equipment as claimed in claim 7, is characterized in that, what the output of described keyboard controller control universal input output pin was corresponding with described pressing operation controls signal to described embedded controller.
9. electronic equipment as claimed in claim 7 or 8, it is characterized in that, whether the initialization of described processor also for detecting described USB (universal serial bus) completes; When not completing the initialization of described USB (universal serial bus), described keyboard controller detects the pressing operation of the button whether existed described keyboard.
10. electronic equipment as claimed in claim 9, is characterized in that, described embedded controller also for generating an identification information based on described control signal, and by described identification information storage in default storage space.
11. electronic equipments as claimed in claim 10, it is characterized in that, described processor is used for when described identification information is identical with default identification information, controls described electronic equipment and enters described first mode, wherein, described default identification information and described first mode match.
12. electronic equipments as claimed in claim 11, it is characterized in that, described pressing operation be enter Basic Input or Output System (BIOS) automatically repair the operation of pattern time, described Basic Input or Output System (BIOS) reads be stored in the described identification information of described storage space by presetting port.
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| CN201510765441.5A CN105446903A (en) | 2015-11-11 | 2015-11-11 | Information processing method and electronic device |
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| CN201510765441.5A CN105446903A (en) | 2015-11-11 | 2015-11-11 | Information processing method and electronic device |
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| CN201510765441.5A Pending CN105446903A (en) | 2015-11-11 | 2015-11-11 | Information processing method and electronic device |
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| CN110413192A (en) * | 2019-07-08 | 2019-11-05 | 广州视源电子科技股份有限公司 | Shortcut key response method, device, equipment and storage medium |
| CN111966537A (en) * | 2020-09-11 | 2020-11-20 | 苏州浪潮智能科技有限公司 | Debugging method, device, equipment and product for loading BIOS by USB |
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| CN203350872U (en) * | 2012-08-24 | 2013-12-18 | 精拓科技股份有限公司 | Computer processing module |
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| CN102402293A (en) * | 2010-09-16 | 2012-04-04 | 英业达股份有限公司 | Multifunctional wireless keyboard of universal serial bus |
| CN102736734A (en) * | 2011-03-31 | 2012-10-17 | 和硕联合科技股份有限公司 | Electronic device and function execution method applied thereto |
| CN203350872U (en) * | 2012-08-24 | 2013-12-18 | 精拓科技股份有限公司 | Computer processing module |
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Application publication date: 20160330 |