CN102054453A - Integrated information liquid crystal display and control device of automobile - Google Patents
Integrated information liquid crystal display and control device of automobile Download PDFInfo
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- CN102054453A CN102054453A CN 201010583104 CN201010583104A CN102054453A CN 102054453 A CN102054453 A CN 102054453A CN 201010583104 CN201010583104 CN 201010583104 CN 201010583104 A CN201010583104 A CN 201010583104A CN 102054453 A CN102054453 A CN 102054453A
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Abstract
The invention relates to an integrated information liquid crystal display and control device of an automobile, which comprises a signal acquisition system, a control module and an output display module, wherein a signal acquisition isolation module is arranged between the signal acquisition system and the control module, and a master chip of the control module is Renesassh7264. Thus, in the invention, the problem on ultra low-cost liquid crystal instrument display is solved, huge automobile-mounted information display quantities are highly integrated and the device has the characteristic of low cost; the instrument display mode is flexible, and the style can be customized at the discretion of the automobile owner; and in the interface scheme, multiple functional areas are divided. By highly integrating huge automobile-mounted information display quantities, the device in the invention thoroughly breaks through the bottleneck that the traditional instrument can not meet the requirements of increasingly expanded automobile-mounted information quantities.
Description
Technical field
The present invention relates to liquid crystal display of a kind of automobile integrated information and control device.
Technical background
Today of automobile industry high speed development, body electronics equipment increases sharply, the on-vehicle information amount also increases day by day, instrument is as the main display terminal of information of vehicles, the display mode of traditional stepper motor+LED lamp has been difficult to catch up with quantity of information so at full speed and has expanded, and automobile liquid crystal display at present and control platform structure is simple, can not highly integrate vehicle-mounted huge information demonstration amount, and the cost height.
Summary of the invention
Its purpose of the present invention just is to provide liquid crystal display of a kind of automobile integrated information and control device, have and highly integrate vehicle-mounted huge information demonstration amount and characteristics cheaply, and the instrument Show Styles is very flexible, style can be liked any setting with the car owner, in the scheme of interface, divide multi-functional district then, highly integrate vehicle-mounted huge information demonstration amount, thoroughly break through conventional instrument at the bottleneck that can't satisfy the on-vehicle information amount that expands day by day.
The technical scheme that realizes above-mentioned purpose and take, comprise signal acquiring system, control module, output display module, be provided with the signals collecting isolation module between described signal acquiring system and the control module, described control module master chip is Renesas sh7264.
Compared with prior art, beneficial effect of the present invention is
,
1, be the structural design of Renesas sh7264 control module owing to having adopted master chip, be integrated information liquid crystal display and control platform, so the instrument Show Styles is very flexible, style can be liked any setting with the car owner, in the scheme of interface, divide multi-functional district then, highly integrate vehicle-mounted huge information demonstration amount, thoroughly break through conventional instrument at the bottleneck that can't satisfy the on-vehicle information amount that expands day by day;
2, because peripheral simple serial falsh and the sdram of only needing of control module master chip Renesas sh7264 gets final product operate as normal, the own price of Renesas sh7264 also very low (in 80 yuan of the monolithic prices) in addition, so from price, Ang Gui liquid crystal instrument scheme is compared on the market, this scheme calculate really on be the liquid crystal instrument solution of Ultra Low Cost.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is this apparatus structure principle schematic.
Fig. 2 is this device control module master chip Renesas sh7264 structural principle synoptic diagram.
Fig. 3 is this device control module software configuration theory diagram.
Embodiment
Comprise signal acquiring system, control module, output display module, as shown in Figure 1, be provided with the signals collecting isolation module between described signal acquiring system and the control module, described control module master chip is Renesas sh7264.
Described output display module comprises t-con liquid crystal drive part and LCD liquid crystal display, and described color depth is 16bit.
Described data acquisition system (DAS) comprises rigid line level signal and can signal.
Described control module comprises nondeclarative memory device, data accumulating device, and described data accumulating device is one ferroelectric.
Described control module is provided with the input of 1 road video vision signal, and described control module output can drive No. four stepper motors.
Described control module software comprises, as shown in Figure 3, system at first copies code the internal memory to from flash through bootloader and carries out, all peripheral hardwares of initialization then, comprise the lcd controller, system timer, the iic controller, after device initialize is finished, begin to start OS, OS has created two tasks, a task is in order to all vehicle-mounted datas of collection analysis, and a task is in order to the control lcd controller, in order to the generating writing pattern content, two tasks also have lot of data communication when working alone, with synchronous vehicle-mounted data content, the assurance system normally moves, and lcd controller only is controlled by TASK2, TASK2 will need content displayed and mode to be input to the lcd controller, and the lcd controller outputs to liquid crystal display with these contents more then.
This device adopts the displaying scheme of full liquid crystal, with all on-vehicle informations, comprises that the speed of a motor vehicle, rotating speed, oil mass, water temperature etc. all focus on demonstration in the liquid crystal display.The instrument Show Styles is very flexible, and style can be liked any setting with the car owner, divides multi-functional district then in the scheme of interface, highly integrates vehicle-mounted huge information demonstration amount, thoroughly breaks through conventional instrument at the bottleneck that can't satisfy the on-vehicle information amount that expands day by day.Can support maximum 800*480 resolution, have 1 road video input and four tunnel step motor drive, so this scheme both can be designed to the combination instrument of LCD+ stepper motor, also can be designed to need not the integrated information liquid crystal display and the control platform of stepper motor, and have the demonstration of reversing auxiliary video.
Comprise:
One system's master chip, promptly Renesas sh7264 as system core processor, reads all vehicle-mounted datas, then data is carried out analyzing and processing, and then does the corresponding operation of describing according to data mode;
One nondeclarative memory device is connected with above-mentioned master chip, is used for the storage chip master routine;
One data accumulating device is connected with above-mentioned master chip, in order to the on-vehicle information that needs behind storage mileage and some system cut-offs to store;
One LCDs is connected with above-mentioned master chip, as display terminal, shows all on-vehicle informations.
The employed master chip of this system is Renesas sh7264.
This system has the input of 1 road video vision signal.
This system can drive No. four stepper motors at most simultaneously.
Program storage device is a serial flash.
This system comprises part of data acquisition, in order to gather all types vehicle-mounted data, comprises rigid line level signal and can signal etc.
System is by the liquid crystal display content displayed, and color depth is 16bit.
Renesas sh7264 inside comprises a graphics controller, in order to the demonstration of liquid crystal display.
The data accumulating device is one ferroelectric.
Hardware configuration
This device comprises signals collecting isolation module, kernel control module, output display module.
The Signal Spacing module
Because vehicle environment is more abominable, so directly enter into the also non-constant of the signal quality of instrument, use if directly insert, the core precision element of gauge internal is easy to burn because curtage impacts, so these cab signals must be carried out isolation processing earlier, the instrument nucleus module will be input to behind the signal optimizing again, assurance enters into the data signal quality of nucleus module, guarantee Meter Reliability, this module adopts traditional light-coupled isolation scheme, reliable and stable, external signal is thoroughly separated with internal signal.
Kernel control module
Kernel control module is the core of total system, cab signal and vision signal that acceptance was handled, carry out analyzing and processing at signal then, arrangement is available vehicle-mounted data, then by inner graphics engine, vehicle-mounted data is depicted by the interface scheme of appointment, outputed to liquid crystal display and show.
The nucleus module system constitutes:
System carries sram on the sheet of 1M, and integrated lcd controller and can controller etc., and flash and sdram are plug-in device.
The output display module
This part mainly contains two parts, t-con liquid crystal drive part and LCD liquid crystal display, the shows signal of Renesas sh7264 output is the TTL signal of standard, be driven into liquid crystal display and need do some logical transition, t-con just finishes this part conversion, and add gamma voltage and backlight drive part, drive LCD liquid
Brilliant screen.
Software configuration
System at first copies code the internal memory to from flash through bootloader and carries out, all peripheral hardwares of initialization then, comprise lcd controller, system timer, iic controller etc., after device initialize is finished, begin to start OS, OS has created two tasks, a task is in order to all vehicle-mounted datas of collection analysis, a task is in order to the control lcd controller, in order to the generating writing pattern content, two tasks also have lot of data communication when working alone, with synchronous vehicle-mounted data content, the assurance system normally moves.Lcd controller only is controlled by TASK2, and TASK2 will need content displayed and mode to be input to the lcd controller, and the lcd controller outputs to liquid crystal display with these contents more then.
Claims (6)
1. automobile integrated information liquid crystal display and control device, comprise signal acquiring system, control module, output display module, it is characterized in that, be provided with the signals collecting isolation module between described signal acquiring system and the control module, described control module master chip is Renesas sh7264.
2. a kind of automobile integrated information according to claim 1 liquid crystal display and control device is characterized in that, described output display module comprises t-con liquid crystal drive part and LCD liquid crystal display, and described color depth is 16bit.
3. a kind of automobile integrated information according to claim 1 liquid crystal display and control device is characterized in that, described data acquisition system (DAS) comprises rigid line level signal and can signal.
4. a kind of automobile integrated information according to claim 1 liquid crystal display and control device is characterized in that, described control module comprises nondeclarative memory device, data accumulating device, and described data accumulating device is one ferroelectric.
5. a kind of automobile integrated information according to claim 1 liquid crystal display and control device is characterized in that, described control module is provided with the input of 1 road video vision signal, and described control module output can drive No. four stepper motors.
6. a kind of automobile integrated information according to claim 1 liquid crystal display and control device, it is characterized in that, described control module software comprises, system at first copies code the internal memory to from flash through bootloader and carries out, all peripheral hardwares of initialization then, comprise the lcd controller, system timer, the iic controller, after device initialize is finished, begin to start OS, OS has created two tasks, a task is in order to all vehicle-mounted datas of collection analysis, a task is in order to the control lcd controller, in order to the generating writing pattern content, two tasks also have lot of data communication when working alone, with synchronous vehicle-mounted data content, the assurance system normally moves, lcd controller only is controlled by TASK2, and TASK2 will need content displayed and mode to be input to the lcd controller, and the lcd controller outputs to liquid crystal display with these contents more then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010583104 CN102054453A (en) | 2010-12-11 | 2010-12-11 | Integrated information liquid crystal display and control device of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010583104 CN102054453A (en) | 2010-12-11 | 2010-12-11 | Integrated information liquid crystal display and control device of automobile |
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| CN102054453A true CN102054453A (en) | 2011-05-11 |
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| CN 201010583104 Pending CN102054453A (en) | 2010-12-11 | 2010-12-11 | Integrated information liquid crystal display and control device of automobile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742747A (en) * | 2015-04-22 | 2015-07-01 | 航天科技控股集团股份有限公司 | Automotive instrument test data graphical display module and display method |
| CN105260150A (en) * | 2015-09-29 | 2016-01-20 | 成都贝发信息技术有限公司 | Dual-CPU control based information display system |
| CN105955737A (en) * | 2016-04-29 | 2016-09-21 | 株洲和丰动力电器有限公司 | Virtual instrument based on flash graphical interface |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2659728Y (en) * | 2003-08-06 | 2004-12-01 | 上海本安仪表系统有限公司 | Automobile running recording instrument with CAN network |
| CN101110163A (en) * | 2006-07-17 | 2008-01-23 | 李貌 | Vehicle driving recorder with GSM network access and its center monitoring software |
| CN201395110Y (en) * | 2009-05-19 | 2010-02-03 | 重庆北奔汽车有限公司 | Automobile digital display system |
-
2010
- 2010-12-11 CN CN 201010583104 patent/CN102054453A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2659728Y (en) * | 2003-08-06 | 2004-12-01 | 上海本安仪表系统有限公司 | Automobile running recording instrument with CAN network |
| CN101110163A (en) * | 2006-07-17 | 2008-01-23 | 李貌 | Vehicle driving recorder with GSM network access and its center monitoring software |
| CN201395110Y (en) * | 2009-05-19 | 2010-02-03 | 重庆北奔汽车有限公司 | Automobile digital display system |
Non-Patent Citations (1)
| Title |
|---|
| 《国防制造技术》 20091031 瑞萨公司 瑞萨开发车用图形仪表板开发平台 , 第5期 2 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742747A (en) * | 2015-04-22 | 2015-07-01 | 航天科技控股集团股份有限公司 | Automotive instrument test data graphical display module and display method |
| CN104742747B (en) * | 2015-04-22 | 2017-10-27 | 航天科技控股集团股份有限公司 | Automobile instrument detects the graphic software platform module and display methods of data |
| CN105260150A (en) * | 2015-09-29 | 2016-01-20 | 成都贝发信息技术有限公司 | Dual-CPU control based information display system |
| CN105955737A (en) * | 2016-04-29 | 2016-09-21 | 株洲和丰动力电器有限公司 | Virtual instrument based on flash graphical interface |
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Application publication date: 20110511 |