CN105984343A - Full-LCD-touch automobile integrated central control platform based on CAN bus technology - Google Patents
Full-LCD-touch automobile integrated central control platform based on CAN bus technology Download PDFInfo
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- CN105984343A CN105984343A CN201510076314.4A CN201510076314A CN105984343A CN 105984343 A CN105984343 A CN 105984343A CN 201510076314 A CN201510076314 A CN 201510076314A CN 105984343 A CN105984343 A CN 105984343A
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Abstract
The invention provides a full-LCD-touch automobile integrated central control platform based on a CAN bus technology. The platform comprises a full-digital combined instrument, a screen drive module and an automobile electronic signal module, wherein the full-digital combined instrument comprises a front row multimedia module, a back row multimedia module, a front row central control platform manufacturing module and a back row central control platform manufacturing module, the front row multimedia module is connected with the front row central control platform manufacturing module, the back row central control platform manufacturing module and the back row multimedia module through serial ports respectively, the screen drive module is connected with the front row multimedia module, the front row central control platform manufacturing module, the back row central control platform manufacturing module and the back row multimedia module through standard video interfaces, the automobile electronic signal module is connected with the screen drive module, the front row central control platform manufacturing module and the back row central control platform manufacturing module through serial ports respectively, and the screen drive module is connected with a combined instrument liquid crystal screen. The man-machine interaction experience is improved, and the cost of the whole central control platform is greatly reduced.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to a kind of full lcd touch automobile integral based on CAN technology is controlled platform.
Background technology
Automobile instrument is the window that driver carries out with automobile exchanging, and being developed so far of automobile instrument experienced by four-stage: the mechanically-based principle of operation principle of 1st generation automobile instrument, is mechanical type instrument;Non electrical quantity physical quantity to be measured, based on electrical measurement principle, is i.e. converted into the signal of telecommunication by various kinds of sensors and measures by 2nd generation automobile instrument, is electric instrument;3rd on behalf of analog circuit electronic instrument;4th on behalf of stepper motor type all-digital auto instrument.Existing stepper motor type all-digital auto instrument, frequently with mechanical type or electronic type material object instrument, indicator and warning signal device, still there will be mechanically or electrically fault, affects its accuracy measuring indicating value and functional reliability.
So, those skilled in the art are necessary to improve this automobile instrument module further.
Summary of the invention
The invention aims to provide and based on CAN technology the full lcd touch automobile integral of the Digitized auto meter of a kind of integrated form incorporating touch-screen type console is controlled platform.
For solving above-mentioned technical problem, the technical scheme is that: full lcd touch automobile integral based on CAN technology is controlled platform, including all-digital combination instrument, console touch screen, combination instrument control module, it is characterized in that: described all-digital combination instrument, carrying out digital processing for gathering automobile respective switch amount signal, analogue signal and ECU or other bus signals, it includes front-seat multi-media module, heel row multi-media module, front-seat console molding block, heel row console molding block；Described front-seat multi-media module is connected with described front-seat console molding block, heel row console molding block and heel row multi-media module respectively by serial ports；Described front-seat console molding block, heel row console molding block have been also respectively connected with front row, heel row liquid crystal display screen；Described heel row multi-media module connects also by normal video output interface heel row video frequency output screen；Described front-seat multi-media module also includes interconnective main processing controller and graph processing chips；Described console touch screen, with the bus communication that entertainment systems head, air conditioning system head, navigation system head, reversing/parking system head, other control module carry out human-machine interactive information, it is achieved process and display at console touch screen button process；Described console touch panel is connected with LCD liquid crystal display screen；Described combination instrument control module, is connected with described front-seat multi-media module, front-seat console molding block, heel row console molding block and heel row multi-media module by standard video interface；Described combination instrument control module is connected with combination instrument liquid crystal display screen；And MCU gathers automotive electronics signaling module by CAN, it is connected with described combination instrument control module, front-seat console molding block and heel row console molding block respectively by serial ports
Preferred: described combination instrument control module includes interconnective LCD display control system, FLASH graphic memory and SDRAM display data memory.
Preferred: described main processing controller is connected with many disc players, Bluetooth function module, digital television module, radio receiver module, GPS navigation module, DVD disc player respectively.
Preferred: described combination instrument control module connects a CPLD hardware.
Preferred: described heel row video frequency output screen is divided into left and right two independent display screens.
The present invention uses digital quantization central authorities liquid crystal digital instrumental panel to instead of traditional pointer dashboard, gather automobile respective switch amount signal, analogue signal, and ECU or other bus signals digitized after treatment, graphic software platform rotating speed, speed, mileage, fuel tank state, oil consumption calculates, car light vehicle door status, liquid temperature and machine oil state, gear information, indicating fault, and incorporated the utilitarian function that traditional mechanical formula instrument does not has in the present invention simultaneously, including electronics rearview mirror, ABS, ESP, the safe condition instructions such as tire pressure, record and some amusement functions are reminded in maintenance.And owing to incorporating touch-screen type console, adding exchanging of people and machine so that the impression of people can be more directly perceived, changes the state the most passively accepting information, improves man-machine mutual experience, allow and drive to become more joyful.And use digitized highly integrated technology so that the structure of whole device is the simplest a lot, and will further improve the electronization of automotive trim, superior, simplicity.In the way of touch screen, replace finish materials and the technique of original complexity simultaneously, can greatly lower the cost of whole console.
Accompanying drawing explanation
Fig. 1 is present configuration module map.
Fig. 2 is the present invention each control module functional diagram.
Fig. 3 is front row of the present invention console touch screen function figure.
Fig. 4 is heel row console touch screen function figure of the present invention.
Fig. 5 is front row of the present invention multimedia recreation functions of modules figure.
Fig. 6 is heel row multimedia recreation functions of modules figure of the present invention.
Fig. 7 is that MCU of the present invention gathers automotive electronics signaling module functional diagram by CAN.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
The invention mainly comprises: all-digital combination instrument, gather automobile respective switch amount signal, analogue signal and ECU or other bus signals carries out digital processing；Console touch screen, with the bus communication that entertainment systems head, air conditioning system head, navigation system head, reversing/parking system head, other control module carry out human-machine interactive information, need to process CAN/LIN agreement, key information is processed with the head of other system, interface and pictorial information is processed by SPI/MOST, signal of video signal is processed, it is achieved control in the process of console touch screen button and the middle control operation of display process and unification by AV/VGA.
As shown in Figures 1 to 4, all-digital combination instrument includes combination instrument control module, front-seat multi-media module, heel row multi-media module, front-seat console molding block, heel row console molding block；Combination instrument control module is connected with front-seat multi-media module, front-seat console molding block, heel row console molding block and heel row multi-media module by standard video interface；Front-seat multi-media module is connected with front-seat console molding block, heel row console molding block and heel row multi-media module respectively by serial ports；Heel row multi-media module is connected with heel row video frequency output screen by normal video output interface, and heel row video frequency output screen is divided into left and right two independent cutout screens.
Combination instrument control module includes interconnective LCD display control system, FLASH graphic memory, SDRAM display data memory and CPLD hardware；Combination instrument control module, front-seat console module, heel row console module gather automotive electronics signaling module with MCU by CAN with the form of serial communication by LCD display control system and are connected；Combination instrument control module is connected with combination instrument LCDs by LCD display control system；Front-seat console molding block is connected with front-seat 10.4 cun of liquid crystal display screens by LCD display control system, and heel row console molding block is connected with heel row 8.4 liquid crystal display screen by LCD display control system；Console touch panel is connected with LCD liquid crystal display screen.
This preferred embodiment is using ARM as main process chip, for the realization of each command function, joins outward high speed SDRAM, it is achieved high image quality and quickly display, CPLD realizes hardware rapid superposition function, and manages system sequence.Console touch panel key legend and button submenu pattern is had in FALSH, after ARM controller energising, button master map and submenu are stored in SDRAM respective regions, CPU interrupts whether detection touch screen is pressed, if pressed, judge the keypress function of corresponding coordinate position, without submenu, corresponding function is sent by serial communication with code form；If there being submenu, CPU judges the menu function of relevant position in submenu, then sends with the form of code equally.
As shown in Figure 5,6, front-seat multi-media module includes interconnective main processing controller and graph processing chips.Described main processing controller is connected with many disc players, Bluetooth function module, digital television module, radio receiver module, GPS navigation module, DVD disc player respectively.Heel row multi-media module, in addition to assisting front-seat multi-media module work, is coordinated also by with front-seat multi-media module, and when heel row is carried out video frequency output, when speed is not zero, instrumental panel screen only shows tableaux or navigation information.
As it is shown in fig. 7, MCU gathers automotive electronics signaling module by CAN is equipped with high-speed CAN/LIN fault protection system base chip, gather automotive electronics signal and be uploaded to each functional module by serial communication or receive data distributing to each terminal from each functional module.
nullThe present invention uses digital quantization central authorities liquid crystal digital instrumental panel to replace traditional pointer dashboard，Based on the software and hardware architecture of ARM7 and ARM9，By agreement and the signal processing of UART/CAN/LIN/SPI/MOST and VGA/AV，Total digitalization instrument and touch-screen type console are integrated in an assembly product，Its function is to gather automobile respective switch amount signal、Analogue signal、And ECU or other bus signals digitized after treatment、Graphic software platform rotating speed、Speed、Mileage、Fuel tank state、Oil consumption calculates、Car light vehicle door status、Liquid temperature and machine oil state、Gear information、Indicating fault，And incorporated the utilitarian function that traditional mechanical formula instrument does not has in the present invention simultaneously，Including electronics rearview mirror、ABS、ESP、The safe condition instructions such as tire pressure、Record and some amusement functions are reminded in maintenance.And owing to incorporating touch-screen type console, adding exchanging of people and machine so that the impression of people can be more directly perceived, changes the state the most passively accepting information, improves man-machine mutual experience, allow and drive to become more joyful.And use digitized highly integrated technology so that the structure of whole device is the simplest a lot, and will further improve the electronization of automotive trim, superior, simplicity.In the way of touch screen, replace finish materials and the technique of original complexity simultaneously, if and if console touch panel button one screen just can show completely, it is not necessary to drag, and the submenu degree of depth at most only has two-stage, so it is not necessary to by operating system, otherwise, the free operating system of optional one completes all threads, the most just can greatly lower manufacture and the technical costs of whole console.
Below presently preferred embodiments of the present invention is illustrated, but the present invention is not limited to described embodiment, those of ordinary skill in the art also can make modification or the replacement of all equivalents on the premise of the invention spirit, and modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (5)
1. full lcd touch automobile integral based on CAN technology is controlled platform, including all-digital combination instrument, console touch screen, combination instrument control module, it is characterised in that:
Described all-digital combination instrument, carrying out digital processing for gathering automobile respective switch amount signal, analogue signal and ECU or other bus signals, it includes front-seat multi-media module, heel row multi-media module, front-seat console molding block, heel row console molding block；Described front-seat multi-media module is connected with described front-seat console molding block, heel row console molding block and heel row multi-media module respectively by serial ports；Described front-seat console molding block, heel row console molding block have been also respectively connected with front row, heel row liquid crystal display screen；Described heel row multi-media module connects also by normal video output interface heel row video frequency output screen；Described front-seat multi-media module also includes interconnective main processing controller and graph processing chips；
Described console touch screen, with the bus communication that entertainment systems head, air conditioning system head, navigation system head, reversing/parking system head, other control module carry out human-machine interactive information, it is achieved process and display at console touch screen button process；Described console touch panel is connected with LCD liquid crystal display screen；
Described combination instrument control module, is connected with described front-seat multi-media module, front-seat console molding block, heel row console molding block and heel row multi-media module by standard video interface；Described combination instrument control module is connected with combination instrument liquid crystal display screen；And MCU gathers automotive electronics signaling module by CAN, it is connected with described combination instrument control module, front-seat console molding block and heel row console molding block respectively by serial ports.
Full lcd touch automobile integral based on CAN technology the most according to claim 1 is controlled platform, it is characterised in that: described combination instrument control module includes interconnective LCD display control system, FLASH graphic memory and SDRAM display data memory.
Full lcd touch automobile integral based on CAN technology the most according to claim 1 is controlled platform, it is characterised in that: described main processing controller is connected with many disc players, Bluetooth function module, digital television module, radio receiver module, GPS navigation module, DVD disc player respectively.
Full lcd touch automobile integral based on CAN technology the most according to claim 1 is controlled platform, it is characterised in that: described combination instrument control module connects a CPLD hardware.
Full lcd touch automobile integral based on CAN technology the most according to claim 1 is controlled platform, it is characterised in that: described heel row video frequency output screen is divided into left and right two independent display screens.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510076314.4A CN105984343A (en) | 2015-02-13 | 2015-02-13 | Full-LCD-touch automobile integrated central control platform based on CAN bus technology |
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| CN201510076314.4A CN105984343A (en) | 2015-02-13 | 2015-02-13 | Full-LCD-touch automobile integrated central control platform based on CAN bus technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110827442A (en) * | 2019-09-29 | 2020-02-21 | 浙江合众新能源汽车有限公司 | Intelligent vehicle fault reminding system and method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267385A (en) * | 2010-06-03 | 2011-12-07 | 上海荣乐汽车电子有限公司 | Integrated digital automobile instrument |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267385A (en) * | 2010-06-03 | 2011-12-07 | 上海荣乐汽车电子有限公司 | Integrated digital automobile instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110827442A (en) * | 2019-09-29 | 2020-02-21 | 浙江合众新能源汽车有限公司 | Intelligent vehicle fault reminding system and method |
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