CN105094349A - Dynamic keyboard matrix function switching method and system - Google Patents
Dynamic keyboard matrix function switching method and system Download PDFInfo
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- CN105094349A CN105094349A CN201410206771.6A CN201410206771A CN105094349A CN 105094349 A CN105094349 A CN 105094349A CN 201410206771 A CN201410206771 A CN 201410206771A CN 105094349 A CN105094349 A CN 105094349A
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Abstract
The present invention relates to a dynamic keyboard matrix function switching method and system. The method comprises the following steps: acquiring a keyboard matrix type; and obtaining a corresponding keyboard scan code from a keyboard matrix type and keyboard scan code correspondence table pre-stored in embedded controller codes according to the keyboard matrix type. According to the dynamic keyboard matrix function switching method and system, by identifying the keyboard matrix type, the corresponding keyboard scan code is obtained from the pre-stored keyboard matrix type and keyboard scan code correspondence table for use, so that a set of embedded controller codes are adaptive to a plurality of types of keyboards, the number of the embedded controller codes is reduced, and maintenance difficulty of the embedded controller codes is reduced; and another set of embedded controller codes do not need to be refreshed for changing a keyboard when demands are different, so that work load of repeatedly refreshing the embedded controller codes is reduced, and the probability of errors caused by repeatedly refreshing the embedded controller codes is reduced.
Description
Technical field
The present invention relates to computer-aided equipment, particularly relate to a kind of dynamic keyboard matrix functions changing method and system.
Background technology
Along with computing machine is widely used in Industry Control occasion and various field of intelligent control, EC (EmbeddedController, embedded controller), as the important component part of computing machine, plays more and more important effect.At present at a lot of industrial control field, EC chip no longer only has traditional function such as the aiding start of computing machine, as independently control chip, the function of EC chip well compensate for the deficiency of computing machine, such as industrial signal designation, temperature alarming, and the use of special keyboard.And as the use of special keyboard, different industrial control fields has different requirements to keyboard matrix, EC is therefore needed to go to define different Scantable (keyboard scancode).
For traditional keyboard, a set of EC code packages is containing a keyboard portion process code and keyboard scancode ROM file, if keypad function is changed, need change EC code, and redesign keyboard scancode file, therefore can there is many cover EC codes according to the difference of keypad function, add the difficulty of maintenance, and EC code need be write with a brush dipped in Chinese ink back and forth, easily occur writing with a brush dipped in Chinese ink and make mistakes.
Summary of the invention
Based on this, be necessary need configure many cover EC codes for traditional keypad function difference, cause the problem that maintenance difficulties is large, provide one to reduce maintenance difficulties, reduce and repeat brush EC code, reduce the dynamic keyboard matrix functions changing method of error probability.
In addition, there is a need to provide one to reduce maintenance difficulties, reduce and repeat brush EC code, reduce the dynamic keyboard matrix functions switched system of error probability.
A kind of dynamic keyboard matrix functions changing method, comprises the following steps:
Obtain keyboard matrix type;
According to described keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
Wherein in an embodiment, the step of described acquisition keyboard matrix type comprises:
When keyboard powers on, read keyboard identification code by embedded controller, and judge keyboard matrix type according to described keyboard identification code.
Wherein in an embodiment, the step of described acquisition keyboard matrix type comprises:
Read by embedded controller and to be arranged in Basic Input or Output System (BIOS) by user and to be stored in the keyboard matrix type of assigned address.
Wherein in an embodiment, before the step of described acquisition keyboard matrix type, described method also comprises:
Set up the corresponding table of keyboard matrix type and keyboard scancode;
By the corresponding table of described keyboard matrix type and keyboard scancode stored in embedded controller code.
Wherein in an embodiment, described according to described keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain the step of corresponding keyboard scancode after, described method also comprises:
When detecting that keyboard is pressed, perform corresponding Data inputing code according to the keyboard scancode of the correspondence obtained.
A kind of dynamic keyboard matrix functions switched system, comprising:
Acquisition module, for obtaining keyboard matrix type;
Configuration module, for according to described keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
Wherein in an embodiment, described acquisition module, also for when keyboard powers on, reads keyboard identification code by embedded controller, and judges keyboard matrix type according to described keyboard identification code.
Wherein in an embodiment, described acquisition module also to be arranged by user for being read by embedded controller and to be stored in the keyboard matrix type of assigned address in Basic Input or Output System (BIOS).
Wherein in an embodiment, described system also comprises:
Set up module, for setting up the corresponding table of keyboard matrix type and keyboard scancode;
Memory module, for by the corresponding table of described keyboard matrix type and keyboard scancode stored in embedded controller code.
Wherein in an embodiment, described system also comprises:
Execution module, for when detecting that keyboard is pressed, performs corresponding Data inputing code according to the keyboard scancode of the correspondence obtained.
Above-mentioned dynamic keyboard matrix functions changing method and system, by identifying keyboard matrix-type, corresponding keyboard scancode is obtained with the corresponding table of keyboard scancode from the keyboard matrix type prestored, for use, achieve a set of embedded controller code and adapt to multiple keyboard, decrease the quantity of embedded controller code, reduce the maintenance difficulties of embedded controller code, change keyboard when demand is different not need heavily to brush another set of embedded controller code, decrease the workload repeating brush embedded controller code, reduce the probability repeating brush embedded controller code and make mistakes simultaneously.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of dynamic keyboard matrix functions changing method in an embodiment;
Fig. 2 is the process flow diagram of dynamic keyboard matrix functions changing method in another embodiment;
Fig. 3 is the structured flowchart of dynamic keyboard matrix functions switched system in an embodiment;
Fig. 4 is the structured flowchart of dynamic keyboard matrix functions switched system in another embodiment;
Fig. 5 is the structured flowchart of dynamic keyboard matrix functions switched system in another embodiment.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 is the process flow diagram of dynamic keyboard matrix functions changing method in an embodiment.This dynamic keyboard matrix functions changing method, comprises the following steps:
Step 102, obtains keyboard matrix type.
Concrete, keyboard matrix type can need to be defined as according to function multiple, and such as keyboard matrix may be defined as 8 × 16 or 8 × 18 matrixes, and the keyboard matrix that also definable button is fewer is in this no limit.After keyboard matrix type definition, can according to the meaning of each button of different requirement definitions of user.
Step 104, according to this keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
Concrete, after obtain corresponding keyboard scancode according to keyboard matrix type, above-mentioned dynamic keyboard matrix functions changing method also comprises: when detecting that keyboard is pressed, and performs corresponding Data inputing code according to the keyboard scancode of the correspondence obtained.Code when this Data inputing code refers to and presses keyboard, button being identified and perform.Keyboard scancode refers to the make code and short in size that are stored in the keyboard existed in table form in embedded controller code.Keyboard scancode comprises make code and short in size, when a key be pressed or sustained hold time, the make code of this key can be sent to main frame by keyboard, and when a key is released, the short in size of this key can be sent to main frame by keyboard.Such as, for capitalization " F ", make code is " 2B " when under connecing, and when upspringing, short in size is " FO, 2B ".Each key be assigned with unique make code and short in size, several keys form a set of make code and short in size be combined into scan code collection.
Above-mentioned dynamic keyboard matrix functions changing method, by identifying keyboard matrix-type, corresponding keyboard scancode is obtained with the corresponding table of keyboard scancode from the keyboard matrix type prestored, for use, achieve a set of embedded controller code and adapt to multiple keyboard, decrease the quantity of embedded controller code, reduce the maintenance difficulties of embedded controller code, change keyboard when demand is different not need heavily to brush another set of embedded controller code, decrease the workload repeating brush embedded controller code, reduce the probability repeating brush embedded controller code and make mistakes simultaneously.
Be understandable that, in one embodiment, the step of this acquisition keyboard matrix type comprises: when keyboard powers on, and reads keyboard identification code, and judge keyboard matrix type according to this keyboard identification code by embedded controller.
Concrete, keyboard identification code is to make the actual keyboard connected corresponding with the keyboard scancode stored in embedded controller code.In the present embodiment, the low and high level that when powering on by embedded controller detecting keyboard, the wire jumper of connection keyboard is corresponding is to identify different keyboard matrix types.
When keyboard powers on, by embedded controller identification keyboard matrix-type, have employed hardware mode identification keyboard matrix-type, simple to operate, utilize existing hardware device, do not need additionally to increase hardware facility, cost is low.
Be understandable that, in other embodiments, the step of this acquisition keyboard matrix type comprises: read by embedded controller and to be arranged in Basic Input or Output System (BIOS) by user and to be stored in the keyboard matrix type of assigned address.
Concrete, at BIOS (BasicInputOutputSystem, Basic Input or Output System (BIOS)) SETUP menu in reserved option, obtain the different keyboard matrix type that user selects according to different keyboards, and the keyboard matrix type of this selection be stored in assigned address.This assigned address is the sector address space that embedded controller and BIOS can have access to simultaneously, can set as required, such as, be mapped to one section of ROM address space in internal memory.Then, read this assigned address by embedded controller, obtain keyboard matrix type.
Above by arranging keyboard matrix type in BIOS, leave assigned address in, and then read assigned address acquisition keyboard matrix type by embedded controller, achieve and obtain keyboard matrix type with software mode, existing software is adopted to arrange, do not need the software that extra development and Design is new, cost is low.
Fig. 2 is the process flow diagram of dynamic keyboard matrix functions changing method in another embodiment.As shown in Figure 2, this dynamic keyboard matrix functions changing method, comprising:
Step 202, sets up the corresponding table of keyboard matrix type and keyboard scancode.
Concrete, the keyboard scancode different according to different keyboard matrix type design, sets up the corresponding table of keyboard matrix type and keyboard scancode.The keyboard scancode of keyboard matrix type and correspondence is stored in this correspondence table.
Step 204, by the corresponding table of this keyboard matrix type and keyboard scancode stored in embedded controller code.
Concrete, the keyboard scancode that different keyboard matrix type is corresponding in embedded controller code leaves in different table.
Step 206, obtains keyboard matrix type.
Concrete, keyboard matrix type can need to be defined as according to function multiple, and such as keyboard matrix may be defined as 8 × 16 or 8 × 18 matrixes, and the keyboard matrix that also definable button is fewer is in this no limit.After keyboard matrix type definition, can according to the meaning of each button of different requirement definitions of user.
Step 208, according to this keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
Above-mentioned dynamic keyboard matrix functions changing method, set up the corresponding table of keyboard matrix type and keyboard scancode, and exist in embedded controller code, conveniently call, achieve in a set of embedded controller code and store multiple keyboard scancode, again by identifying keyboard matrix-type, corresponding keyboard scancode is obtained with the corresponding table of keyboard scancode from the keyboard matrix type prestored, for use, decrease the quantity of embedded controller code, reduce the maintenance difficulties of embedded controller code, change keyboard when demand is different not need heavily to brush another set of embedded controller code, decrease the workload repeating brush embedded controller code, reduce the probability repeating brush embedded controller code and make mistakes simultaneously.
Fig. 3 is the structured flowchart of dynamic keyboard matrix functions switched system in an embodiment.As shown in Figure 3, this dynamic keyboard matrix functions switched system, comprises acquisition module 320 and configuration module 340.Wherein:
Acquisition module 320 is for obtaining keyboard matrix type.
Concrete, keyboard matrix type can need to be defined as according to function multiple, and such as keyboard matrix may be defined as 8 × 16 or 8 × 18 matrixes, and the keyboard matrix that also definable button is fewer is in this no limit.After keyboard matrix type definition, can according to the meaning of each button of different requirement definitions of user.
Configuration module 340 for according to this keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
Above-mentioned dynamic keyboard matrix functions switched system, by identifying keyboard matrix-type, corresponding keyboard scancode is obtained with the corresponding table of keyboard scancode from the keyboard matrix type prestored, for use, achieve a set of embedded controller code and adapt to multiple keyboard, decrease the quantity of embedded controller code, reduce the maintenance difficulties of embedded controller code, change keyboard when demand is different not need heavily to brush another set of embedded controller code, decrease the workload repeating brush embedded controller code, reduce the probability repeating brush embedded controller code and make mistakes simultaneously.
Be understandable that, in one embodiment, this acquisition module 320, also for when keyboard powers on, reads keyboard identification code by embedded controller, and judges keyboard matrix type according to this keyboard identification code.
Concrete, keyboard identification code is to make the actual keyboard connected corresponding with the keyboard scancode stored in embedded controller code.In the present embodiment, the low and high level that when powering on by embedded controller detecting keyboard, the wire jumper of connection keyboard is corresponding is to identify different keyboard matrix types.
When keyboard powers on, by embedded controller identification keyboard matrix-type, have employed hardware mode identification keyboard matrix-type, simple to operate, utilize existing hardware device, do not need additionally to increase hardware facility, cost is low.
Be understandable that, in one embodiment, this acquisition module 320 also to be arranged by user for being read by embedded controller and to be stored in the keyboard matrix type of assigned address in Basic Input or Output System (BIOS).
Concrete, in the SETUP menu of BIOS, reserved option, obtains the different keyboard matrix type that user selects according to different keyboards, and the keyboard matrix type of this selection is stored in assigned address.This assigned address is the sector address space that embedded controller and BIOS can have access to simultaneously, can set as required, such as, be mapped to one section of ROM address space in internal memory.Then, read this assigned address by embedded controller, obtain keyboard matrix type.
Above by arranging keyboard matrix type in BIOS, leave assigned address in, and then read assigned address acquisition keyboard matrix type by embedded controller, achieve and obtain keyboard matrix type with software mode, existing software is adopted to arrange, do not need the software that extra development and Design is new, cost is low.
Fig. 4 is the structured flowchart of dynamic keyboard matrix functions switched system in another embodiment.As shown in Figure 4, this dynamic keyboard matrix functions switched system, except comprising acquisition module 320 and configuration module 340, also comprising and setting up module 310 and memory module 312.Wherein:
Set up module 310 for setting up the corresponding table of keyboard matrix type and keyboard scancode.
Concrete, the keyboard scancode different according to different keyboard matrix type design, sets up the corresponding table of keyboard matrix type and keyboard scancode.The keyboard scancode of keyboard matrix type and correspondence is stored in this correspondence table.
Memory module 312 for by the corresponding table of this keyboard matrix type and keyboard scancode stored in embedded controller code.
Concrete, the keyboard scancode that different keyboard matrix type is corresponding in embedded controller code leaves in different table.
Above-mentioned dynamic keyboard matrix functions switched system, set up the corresponding table of keyboard matrix type and keyboard scancode, and exist in embedded controller code, conveniently call, achieve in a set of embedded controller code and store multiple keyboard scancode, again by identifying keyboard matrix-type, corresponding keyboard scancode is obtained with the corresponding table of keyboard scancode from the keyboard matrix type prestored, for use, decrease the quantity of embedded controller code, reduce the maintenance difficulties of embedded controller code, change keyboard when demand is different not need heavily to brush another set of embedded controller code, decrease the workload repeating brush embedded controller code, reduce the probability repeating brush embedded controller code and make mistakes simultaneously.
Fig. 5 is the structured flowchart of dynamic keyboard matrix functions switched system in another embodiment.As shown in Figure 5, this dynamic keyboard matrix functions switched system, except comprising acquisition module 320 and configuration module 340, also comprises execution module 360.Wherein:
Execution module 360, for when detecting keyboard and being pressed, performs corresponding Data inputing code according to the keyboard scancode of the correspondence obtained.Code when this Data inputing code refers to and presses keyboard, button being identified and perform.
Above-mentioned obtain corresponding keyboard scancode according to keyboard matrix type after, when the button is pressed, embedded controller can find corresponding scan code according to button location, is determined the meaning of this button by scan code.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a dynamic keyboard matrix functions changing method, comprises the following steps:
Obtain keyboard matrix type;
According to described keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
2. dynamic keyboard matrix functions changing method according to claim 1, is characterized in that, the step of described acquisition keyboard matrix type comprises:
When keyboard powers on, read keyboard identification code by embedded controller, and judge keyboard matrix type according to described keyboard identification code.
3. dynamic keyboard matrix functions changing method according to claim 1, is characterized in that, the step of described acquisition keyboard matrix type comprises:
Read by embedded controller and to be arranged in Basic Input or Output System (BIOS) by user and to be stored in the keyboard matrix type of assigned address.
4. dynamic keyboard matrix functions changing method according to claim 1, is characterized in that, before the step of described acquisition keyboard matrix type, described method also comprises:
Set up the corresponding table of keyboard matrix type and keyboard scancode;
By the corresponding table of described keyboard matrix type and keyboard scancode stored in embedded controller code.
5. dynamic keyboard matrix functions changing method according to claim 1, it is characterized in that, described according to described keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain the step of corresponding keyboard scancode after, described method also comprises:
When detecting that keyboard is pressed, perform corresponding Data inputing code according to the keyboard scancode of the correspondence obtained.
6. a dynamic keyboard matrix functions switched system, is characterized in that, comprising:
Acquisition module, for obtaining keyboard matrix type;
Configuration module, for according to described keyboard matrix type from the keyboard matrix type be stored in advance in embedded controller code is corresponding with keyboard scancode show in obtain corresponding keyboard scancode.
7. dynamic keyboard matrix functions switched system according to claim 6, is characterized in that, described acquisition module, also for when keyboard powers on, reads keyboard identification code by embedded controller, and judges keyboard matrix type according to described keyboard identification code.
8. dynamic keyboard matrix functions switched system according to claim 6, is characterized in that, described acquisition module also to be arranged by user for being read by embedded controller and to be stored in the keyboard matrix type of assigned address in Basic Input or Output System (BIOS).
9. dynamic keyboard matrix functions switched system according to claim 6, it is characterized in that, described system also comprises:
Set up module, for setting up the corresponding table of keyboard matrix type and keyboard scancode;
Memory module, for by the corresponding table of described keyboard matrix type and keyboard scancode stored in embedded controller code.
10. dynamic keyboard matrix functions switched system according to claim 6, it is characterized in that, described system also comprises:
Execution module, for when detecting that keyboard is pressed, performs corresponding Data inputing code according to the keyboard scancode of the correspondence obtained.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106060617A (en) * | 2016-06-17 | 2016-10-26 | Tcl集团股份有限公司 | Key function configuration method and system |
| CN113391708A (en) * | 2021-06-21 | 2021-09-14 | 联想长风科技(北京)有限公司 | Method for identifying different keyboard matrixes used by notebook computer |
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| CN101158885A (en) * | 2007-10-22 | 2008-04-09 | 李玫 | User-defined keyboard and implementing method thereof |
| CN102214008A (en) * | 2010-04-02 | 2011-10-12 | 纬创资通股份有限公司 | Method for updating keyboard definition, and computer system |
| US20120023268A1 (en) * | 2010-07-20 | 2012-01-26 | Huang Haw-Kae | Keyboards providing macro functions and macro function setting method using the same, and computer program products thereof |
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| CN101158885A (en) * | 2007-10-22 | 2008-04-09 | 李玫 | User-defined keyboard and implementing method thereof |
| CN102214008A (en) * | 2010-04-02 | 2011-10-12 | 纬创资通股份有限公司 | Method for updating keyboard definition, and computer system |
| US20120023268A1 (en) * | 2010-07-20 | 2012-01-26 | Huang Haw-Kae | Keyboards providing macro functions and macro function setting method using the same, and computer program products thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106060617A (en) * | 2016-06-17 | 2016-10-26 | Tcl集团股份有限公司 | Key function configuration method and system |
| CN106060617B (en) * | 2016-06-17 | 2020-06-19 | Tcl科技集团股份有限公司 | Key function configuration method and system |
| CN113391708A (en) * | 2021-06-21 | 2021-09-14 | 联想长风科技(北京)有限公司 | Method for identifying different keyboard matrixes used by notebook computer |
| CN113391708B (en) * | 2021-06-21 | 2023-08-22 | 联想长风科技(北京)有限公司 | Method for identifying different keyboard matrixes used by notebook computer |
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| CN105094349B (en) | 2019-09-20 |
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