CN1845083A - Firmware module used on liquid crystal display - Google Patents
Firmware module used on liquid crystal display Download PDFInfo
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- CN1845083A CN1845083A CN 200510024997 CN200510024997A CN1845083A CN 1845083 A CN1845083 A CN 1845083A CN 200510024997 CN200510024997 CN 200510024997 CN 200510024997 A CN200510024997 A CN 200510024997A CN 1845083 A CN1845083 A CN 1845083A
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- module
- firmware
- processing module
- lcd
- key assignments
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The invention relates to a fixed module on the liquid crystal display, which is electrically connected to the memory chip. Wherein, it mainly comprises: one core processing module; one key value processing module connected to one end of said core processing module to receive and judge the key values input by user; one serial port communication processing module; one LCD display module; one data storage module connected to another end of core processing module; and one memory chip communicating module connected to the data storage module to store or transfer the data. Said inventive fixed module can treat the key values input by user with itself and also support the system alarm function.
Description
Technical field
The present invention relates to a kind of firmware module, refer in particular to a kind of firmware module that is used on the LCD.
Background technology
(FW Firmware) is the software that is solidificated in the hardware to firmware, promptly writes the program among the PROM (Programmable Read-Only Memory, programmable read only memory), is the permanent part of computer equipment.It is storing the most basic parameter of computer hardware in the computer system, for system provides the bottom, the most direct hardware controls.Its storage medium mainly contains ROM, PROM, EPROM (Electrically Programmable Read-Only-Memory, EPROM (Erasable Programmable Read Only Memory)), EEPROM (Electric Electrically Programmable Read-Only-Memory, electricallyerasable ROM (EEROM)) and Flash Rom.
The application of firmware is very extensive, and its application mainly comprises computer hardware and other communication class, electronic product.In LCD, firmware is being brought into play very big effect too.It can accept the button value of various user's inputs, thereby assistance system administration module SMM (SystemManage Module) finishes the various operations of user to LCD.But existing this firmware also exists following problem in the use of LCD:
1. firmware is just accepted button, and itself does not participate in the processing of button, just gives driver the function of handling button, thereby has increased the load of SMM.
2. do not have warning function, promptly in the time of system's generation problem, can not show relevant wrong information on the LCD.
At above-mentioned shortcoming, the inventor proposes a kind of new firmware module that is applied on the LCD, thereby can effectively improve above-mentioned shortcoming according to actual needs.
Summary of the invention
The invention provides a kind of firmware module that is used on the LCD, electrically connect with memory chip, its composition mainly includes: core processing module, the key assignments processing module, the serial communication processing module, the LCD display module, data memory module, the memory chip communication module, wherein, one end of core processing module connects the key assignments processing module, with the various key assignments that receive and judgement is operated from the user, the other end connects the serial communication module respectively, LCD display module and data memory module, wherein the other end of serial communication module is used for connecting the software driver of firmware outside, with the communication between realization and SMM and other member drives programs, the LCD display module is used for the various information after handling through core processing module are presented on the LCD, the other end of data memory module is connected with a memory chip communication module, this memory chip communication module and plug-in memory chip electric connection, thereby as the plug-in storer of data memory module to be used for storage and call various data, as logo, Chinese and English character library etc., wherein according to the code of supporting corresponding function is arranged in the core processing module, and the cooperation of software-driven, information in this plug-in memory chip not only can be write in advance, can also in use write according to user's needs.
When the user carries out exercises to the keyboard on the LCD panel, at first carry out key assignments reception and judgement by the key assignments processing module, key assignments after the judgement can be sent to core processing module, core processing module is handled voluntarily and is analyzed according to the state of present display menu and to received key assignments, to determine next step action, promptly call which kind of module: if analysis result need with other software drivers of system and SMM communication with acquired information, just connect with the serial communication processing module, and carry out information interaction by the software driver of itself and firmware outside; If analysis result need be selected menu, then connect, and process and result that menu is selected are presented on the LCD with the LCD display module; If analysis result need call some logo or Chinese and English character etc., then connect, and obtain corresponding information by the plug-in memory chip that the memory chip communication module electrically connects with data memory module.
Above-mentioned three kinds of core processing module are handled the difference action behind the key assignments, can be independently to carry out, also can be two or three carries out successively, as in, content corresponding can be presented on the LCD by the LCD display module by serial communication processing module and other software drivers of system and SMM communication.In this way, LCD firmware module provided by the invention can also be realized the system alarm function: when abnormal state of affairs has appearred in system, as cpu temperature when too high, SMM can initiatively send the order of warning, the LCD firmware module is at first made response by its serial communication processing module and core processing module to this, by the mode of LCD display module with sound and light alarm this information of warning is presented on the LCD then.
LCD firmware module provided by the present invention, its advantage is:
1. can handle key assignments, finish selection menu, and with the communication of SMM;
2. support warning function: when system up-set condition occurs or does not respond, can by this LCD firmware module accordingly the information of warning be presented on the LCD.
Description of drawings
Fig. 1 is a LCD firmware module system construction drawing of the present invention;
Fig. 2 is a system flowchart according to a preferred embodiment of the present invention;
Fig. 3 is according to LCD firmware module system alarm process flow diagram of the present invention.
Description of reference numerals:
10 firmware modules
11 core processing module, 12 key assignments processing modules
13 serial communication processing modules, 14 LCD display modules
15 data memory modules, 16 memory chip communication modules
20 software drivers
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing.
See also Fig. 1, a kind of firmware module 10 that is used on the LCD, with memory chip (in the present embodiment, be preferably an EEPROM) electrically connect, its composition mainly includes: core processing module 11, key assignments processing module 12, serial communication processing module 13, LCD display module 14, data memory module 15, memory chip communication module 16, wherein, one end of core processing module 11 connects key assignments processing module 12, with the various key assignments that receive and judgement is operated from the user, the other end connects serial communication module 13 respectively, LCD display module 14 and data memory module 15, wherein the other end of serial communication module 13 is used for connecting the software driver 20 of firmware outside, with the communication between realization and SMM and other member drives programs, LCD display module 14 is used for the various information after handling through core processing module are presented on the LCD, the other end of data memory module 15 is connected with a memory chip communication module 16, described memory chip (EEPROM) as the plug-in storer of data memory module to be used for storage and call various data, as logo, Chinese and English character library etc.
When the user carries out exercises to the keyboard on the LCD panel, at first carry out key assignments reception and judgement by key assignments processing module 12, key assignments after the judgement can be sent to core processing module 11, core processing module 11 is handled voluntarily and is analyzed according to the state of present display menu and to received key assignments, to determine next step action, promptly call which kind of module: if analysis result need with other software drivers of system and SMM communication with acquired information, just connect with serial communication processing module 13, and carry out information interaction by the software driver 20 of itself and firmware outside; If analysis result need be selected menu, then connect, and process and result that menu is selected are presented on the LCD with LCD display module 14; If analysis result need call some logo or Chinese and English character etc., then connect with data memory module 15, and the plug-in memory chip by electrically connecting with memory chip communication module 16, be preferably an EEPROM, obtain corresponding information.
Above-mentioned three kinds of core processing module 11 are handled the difference action behind the key assignments, can be independently to carry out, also can be two or three carries out successively, as in, content corresponding can be presented on the LCD by LCD display module 14 by serial communication processing module 13 and other software drivers 20 of system and SMM communication.In this way, LCD firmware module 10 provided by the invention can also be realized the system alarm function: when abnormal state of affairs has appearred in system, as cpu temperature when too high, SMM can initiatively send alarm command, the LCD firmware module is at first made response by its serial communication processing module 13 and core processing module 11 to this, by LCD display module 14 this warning message is presented on the LCD then, or when this firmware module request and system communication and system not response the time, this firmware module can be by calling the data that are stored in the memory chip (being preferably an EEPROM), and by display module corresponding warning message is presented on the LCD, with call user's attention.
Firmware module 10 provided by the invention is mainly used on the LCD display with the explicit user menu, and is existing according to a preferred embodiment and do one in conjunction with Fig. 2 and be described in detail as follows:
When the user need use menu on the LCD to select, at first this firmware module can carry out initialized operation, judge then whether the PC that connects this LCD is in off-mode, if, then on LCD, show relevant logo, and finish operation, if not, then show predefined special start character string; Judge that whether the user is by determining key, should can set according to actual needs by definite key, it for example is the directionkeys right button, if judging does not have, then continue to show special start character string, if the judgment is Yes, then display menu and support user select, carry out once more this moment and judge the operation whether PC shuts down, if then show relevant logo, and finish to move, if not, then the button according to the user sends request, if send the not response of request back software driver, then carry out warning function, and the backtrack menu demonstration, if judge that response is arranged, then show correlation parameter, to provide the user further to select, withdraw from this moment if desired, can be by esc key, thus the demonstration of backtrack menu.
In above-mentioned preferred embodiment, its process flow diagram of described warning function can be with reference to shown in Figure 3.When SMM detects that software-driven does not respond or when having other faults, can initiatively send warning message with the form of byte, this moment, firmware module at first carried out the initialization serial ports, accept and store corresponding byte, judge by core processing module whether this byte is end byte then, if not, then continue previous step and accept the also action of store byte, if, then judge whether to be warning message, if then this warning message is presented on the LCD by the LCD display module, if not, then handle as general data.
LCD firmware module in this preferred embodiment, owing to itself carry a core processing module, can the various key assignments of fast processing, and various processing procedures and/or result be presented on the LCD in the mode of bringing in constant renewal in, therefore this LCD display module not only can show various data and picture statically on LCD, but also has the function of dynamic demonstration.
By above-mentioned preferred embodiment, can on general LCD, realize following major function by this firmware module 10:
1. Presentation Function
The operator can pass through the button on the LCD panel, as LEFT, and RIGHT, UP, DOWN, ENTER, 6 buttons of ESC come menu is operated, and the operator can select him item of interest to watch.Wherein, this menu can be multilevel menu.
2. communication function
Clauses and subclauses (temperature, voltage) the selected needs of operator are watched propose query requests with master to SMM, and wait for the response of SMM.And a data of response is presented on the LCD after treatment.
3. warning function
When abnormal state of affairs has appearred in system, SMM can initiatively send alarm command, and the LCD firmware module is made response, and shows this warning message.
When the LCD firmware is filed a request to SMM, when SMM did not have response, firmware also can be presented at warning message on the lcd screen, and this warning message can be that temperature is too high according to concrete condition, and voltage is not enough, SMM response timeout etc.
4. under the state of soft-off, show logo.
Just in order to help to understand better the present invention, rather than be used for limiting of the present invention to the description of embodiment.Any those skilled in the art all can utilize thought of the present invention to carry out some changes and variation, as long as its technological means does not break away from thought of the present invention and main points, still within protection scope of the present invention.
Claims (11)
1. a firmware module that is used on the LCD electrically connects with memory chip, comprising:
One core processing module;
One key assignments processing module is connected in an end of this core processing module, to be used for receiving and judging the various key assignments that the user imports;
One serial ports mailing address is managed module, a LCD display module, a data memory module, is connected to the other end of this core processing module, and
One memory chip communication module, this memory chip communication module is connected on data memory module and the memory chip, to be used for storing or calling various data.
2. firmware module as claimed in claim 1 is characterized in that, described core processing module can be finished the Treatment Analysis to key assignments voluntarily, and according to the state of present display menu and analysis result determine next step this call which kind of module.
3. firmware module as claimed in claim 1 is characterized in that, the software driver of described its other end connected system of serial communication processing module, thereby the communication of realization and system management module SMM.
4. firmware module as claimed in claim 1 is characterized in that, described memory chip is as the plug-in storer of data memory module, and the information in its storer not only can be write in advance, can also in use write according to user's needs.
5. firmware module as claimed in claim 4 is characterized in that, described information comprises general sign logo and China and Britain, Chinese character.
6. method of using firmware module as claimed in claim 1, comprise the steps: that mainly the user passes through the button input key assignments on the LCD display panel, after the key assignments processing module receives this key assignments and judges, it is delivered to core processing module, core processing module is carried out further key assignments Treatment Analysis according to received data, and call corresponding module according to analysis result, i.e. serial communication module and/or LCD display module and/or data memory module.
7. method as claimed in claim 6 is characterized in that, the described step of calling corresponding module can be to call serial communication module and/or LCD display module and/or data memory module separately or successively.
8. method as claimed in claim 7 is characterized in that, described firmware module can call serial communication module and LCD display module successively, thereby realizes the warning function of this firmware module.
9. method as claimed in claim 8 is characterized in that described warning function comprises the warning message that initiatively sends when system breaks down, and system's warning message that firmware module initiatively sends when not responding.
10. method as claimed in claim 9 is characterized in that, it is to realize by calling the data that are stored in the memory chip that described firmware module initiatively sends warning message.
11. method as claimed in claim 6 is characterized in that, the mode that the described LCD of calling display module shows comprises static the demonstration and dynamically demonstration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100249975A CN100407179C (en) | 2005-04-08 | 2005-04-08 | Firmware module used on liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100249975A CN100407179C (en) | 2005-04-08 | 2005-04-08 | Firmware module used on liquid crystal display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1845083A true CN1845083A (en) | 2006-10-11 |
| CN100407179C CN100407179C (en) | 2008-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100249975A Expired - Fee Related CN100407179C (en) | 2005-04-08 | 2005-04-08 | Firmware module used on liquid crystal display |
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| Country | Link |
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| CN (1) | CN100407179C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101295469B (en) * | 2007-04-25 | 2010-08-25 | 群康科技(深圳)有限公司 | LCD device, personal computer and LCD device anti-theft method |
| US9069991B2 (en) | 2007-05-11 | 2015-06-30 | Innocom Technology (Shenzhen) Co., Ltd. | Flat panel display with display signal input socket having safeguarding terminal |
| CN106598550A (en) * | 2016-12-12 | 2017-04-26 | 重庆笨瓜科技有限公司 | Device for inquiring models of LCD and CAEMRA |
| CN109979411A (en) * | 2019-04-29 | 2019-07-05 | 上海天马有机发光显示技术有限公司 | The method for burn-recording and powering method of a kind of display panel, display panel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7298352B2 (en) * | 2000-06-28 | 2007-11-20 | Lg.Philips Lcd Co., Ltd. | Apparatus and method for correcting gamma voltage and video data in liquid crystal display |
| CN2515724Y (en) * | 2001-12-21 | 2002-10-09 | 神达电脑股份有限公司 | Device for displaying selecting single phonetic function on liquid crystal display screen |
| KR100498542B1 (en) * | 2002-09-06 | 2005-07-01 | 엘지.필립스 엘시디 주식회사 | data drive IC of LCD and driving method of thereof |
| CN1519623A (en) * | 2003-01-20 | 2004-08-11 | 英保达股份有限公司 | Device and method capable of adjusting brightness of backlight in display |
| CN1567273A (en) * | 2003-06-26 | 2005-01-19 | 张华民 | Intelligent voice liquid crystal display |
-
2005
- 2005-04-08 CN CN2005100249975A patent/CN100407179C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101295469B (en) * | 2007-04-25 | 2010-08-25 | 群康科技(深圳)有限公司 | LCD device, personal computer and LCD device anti-theft method |
| US9069991B2 (en) | 2007-05-11 | 2015-06-30 | Innocom Technology (Shenzhen) Co., Ltd. | Flat panel display with display signal input socket having safeguarding terminal |
| CN106598550A (en) * | 2016-12-12 | 2017-04-26 | 重庆笨瓜科技有限公司 | Device for inquiring models of LCD and CAEMRA |
| CN109979411A (en) * | 2019-04-29 | 2019-07-05 | 上海天马有机发光显示技术有限公司 | The method for burn-recording and powering method of a kind of display panel, display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100407179C (en) | 2008-07-30 |
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Granted publication date: 20080730 Termination date: 20130408 |