CN217562025U - Pluggable self-adaptive system for vehicle-mounted display screen - Google Patents
Pluggable self-adaptive system for vehicle-mounted display screen Download PDFInfo
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- CN217562025U CN217562025U CN202221336477.3U CN202221336477U CN217562025U CN 217562025 U CN217562025 U CN 217562025U CN 202221336477 U CN202221336477 U CN 202221336477U CN 217562025 U CN217562025 U CN 217562025U
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Abstract
The utility model discloses a but plug self-adaptation system of vehicle-mounted display screen, including car machine controller and customization display screen, the customization display screen includes the display screen body and has the memory chip of memory function, the memory has the flash parameter of customization display screen in the memory chip, car machine controller's signal output mouth and customization display screen's signal input port connect, including the SOC chip that can read program data in the memory chip, car machine controller reads the flash parameter in the memory chip through the SOC chip, realizes the program self-adaptation.
Description
Technical Field
The utility model belongs to the field is changed to the on-vehicle display screen, concretely relates to but on-vehicle display screen plug self-adaptation system.
Background
Currently, the vehicle-mounted display screen is assembled during factory leaving and is adapted. After the automobile is sold, the vehicle-mounted display screen cannot be customized and replaced according to the requirements of customers. The existing vehicle-mounted display screen can only be replaced after the original vehicle-mounted display screen is damaged, and the existing vehicle-mounted display screen can not be suitable for the customized vehicle-mounted display screen.
If need change the on-vehicle display screen of customization to the user on, except hardware adaptation, still need satisfy the recognition of car machine to the display screen, make display screen software can with car machine adaptation, and the on-vehicle display screen replacement technique that has now publicly can not solve above-mentioned problem.
Disclosure of Invention
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide one kind can satisfy the on-vehicle display screen of customization and change for the on-vehicle display screen of customization can satisfy and treat that assembly vehicle and display screen can correspond discernment, and self-adaptation driver inserts the on-vehicle display screen pluggable self-adaptation system that can use.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a but vehicle-mounted display screen plug self-adaptation system, includes vehicle controller and customization display screen, its characterized in that, the customization display screen includes the display screen body and has the memory chip of memory function, the storage has the flash parameter of customization display screen in the memory chip, vehicle controller's signal output port and the signal input port connection of customization display screen, including the SOC chip that can read program data in the memory chip, vehicle controller reads the flash parameter in the memory chip and matches the hardware driver through the SOC chip, realizes program self-adaptation. Like this, through set up the SOC chip that can read data on car machine controller, set up the memory chip that has the memory function on customization display screen to make the memory chip of customization display screen can save the required parameter data of display screen, and then the data of rethread on the car machine controller storage of SOC chip reading memory chip, to the display screen discernment.
Furthermore, the vehicle-mounted machine controller also comprises a string chip, wherein a first interface, a second interface and a third interface are arranged on the string chip, the first interface is connected with a display interface of the SOC chip, the second interface is connected with an I2C interface of the SOC chip, and the third interface is connected with a signal output port of the vehicle-mounted machine controller; the customized display screen also comprises a deserializing chip, wherein a video interface and an I2C interface are arranged on the display screen body and the deserializing chip, the video interface of the display screen body is connected with the video interface of the deserializing chip, and the I2C interface of the display screen body is simultaneously connected with the I2C interface of the deserializing chip and the I2C interface of the storage chip; the serialization chip can change the parameter of the deserializing chip and output display data to the SOC chip. Therefore, after the deserializing chip and the serializing chip are arranged, the parameters in the storage chip can be changed through the serializing chip, so that the display data output to the car machine controller can correspond to the readable data format of the car machine controller, and the display screen can be identified and applied.
Further, the flash parameters include a screen resolution parameter and a function definition parameter of the customized display screen. Parameter data carried in the customized display screen can realize the recognition of the vehicle controller to parameters in the display screen, so that an application program in the vehicle machine is adaptive to the parameters of the display screen.
Furthermore, the vehicle machine controller and the customized display screen are powered by a battery, a controller power module is arranged on the vehicle machine controller, a display screen power module is arranged on the customized display screen, the controller power module is electrically connected with the SOC chip and the string compiling chip, the display screen power module is electrically connected with the string separating chip and the storage chip, and a power port of the controller power module and a power port of the display screen power module are electrically connected with the battery. Therefore, the display screen power supply module and the controller power supply module can convert the output voltage of the battery in the vehicle, so that the output voltage is suitable for the power supply voltage required by the correspondingly connected chip.
Furthermore, the memory chip is provided with an MCU with a memory space or an MCU with a memory externally hung.
Compared with the prior art, the utility model discloses but vehicle-mounted display screen plug adaptive system who obtains has following advantage: by arranging the chip with FLASH parameter storage on the customized display screen, important parameters such as screen resolution, function definition and the like are stored in FLASH when the display screen is produced. When the customized display screen is used for the first time, the deserializing chip of the customized display screen adopts the resistor to configure the initial communication frequency, and after the car machine controller reads the parameters of the display screen, the parameter of the deserializing chip is controlled to be changed through the deserializing chip, the display data is output, and the identification application of the display screen is realized.
Drawings
Fig. 1 is a system block diagram of a pluggable adaptive system of an on-vehicle display screen in the present embodiment;
FIG. 2 is a data communication flow chart of the customized vehicle-mounted display screen in the embodiment.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The embodiment is as follows:
as shown in fig. 1, the pluggable adaptive system for a vehicle-mounted display screen provided in this embodiment includes a vehicle-mounted controller and a customized display screen, where the vehicle-mounted controller includes an SOC chip capable of reading program data in a memory chip and a serialization chip, and the customized display screen includes a display screen body, a memory chip with a memory function, and a deserializing chip; the storage chip stores flash parameters of a customized display screen, a first interface, a second interface and a third interface are arranged on the serial chip, the first interface is connected with a display interface of the SOC chip, the second interface is connected with an I2C interface of the SOC chip, and the third interface is connected with a signal output port of the vehicle controller; a video interface and an I2C interface are arranged on the display screen body and the deserializing chip, the video interface of the display screen body is connected with the video interface of the deserializing chip, and the I2C interface of the display screen body is simultaneously connected with the I2C interface of the deserializing chip and the I2C interface of the storage chip; the serialization chip can change the parameters of the deserialization chip and output display data to the SOC chip; and a signal output port of the vehicle-mounted machine controller is connected with a signal input port of the customized display screen, the vehicle-mounted machine controller reads the flash parameters in the storage chip through the SOC chip and is matched with a hardware driving program of the vehicle-mounted machine, and the program self-adaption is realized.
Specifically, the flash parameters in this embodiment include a screen resolution parameter and a function definition parameter of the customized display screen.
The vehicle-mounted display and the customized display are powered by a battery, a controller power module is arranged on the vehicle-mounted display, a display power module is arranged on the customized display, the controller power module is electrically connected with the SOC chip and the stringing chip, the display power module is electrically connected with the stringing chip and the storage chip, and a power port of the controller power module and a power port of the display power module are electrically connected with the battery. During installation, the battery is respectively connected with the power port of the vehicle machine controller and the power port of the customized display screen, so that power supply to the vehicle machine controller and the display screen is realized.
As shown in fig. 2, the data communication process for customizing the vehicle-mounted display screen in the embodiment is as follows:
step 1, selecting and adding display screen equipment;
step 2, turning off the power supply of the battery;
step 3, installing the customized display screen along with guidance, starting a battery power supply after the installation is finished, and restarting a host controller;
step 4, starting a customized display screen power supply, and initializing the display screen;
step 5, the customized display screen sends the model of the display screen through a control field of the video cable, and the vehicle controller reads the model of the customized display screen;
step 6, matching an SOC chip of the host controller with a hardware driver;
7, outputting and displaying by the host controller, and refreshing a screen by a display screen;
step 8, the host controller turns on the backlight;
and 9, normally displaying the customized display screen.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and although the applicant has described the present invention in detail with reference to the preferred embodiments, those skilled in the art should understand that those modifications or equivalent substitutions to the technical solutions of the present invention can be made without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a but vehicle-mounted display screen plug self-adaptation system, includes vehicle control unit and customization display screen, its characterized in that, the customization display screen includes the display screen body and has the memory chip of memory function, the storage has the flash parameter of customization display screen in the memory chip, vehicle control unit's signal output mouth and the signal input port connection of customization display screen, including the SOC chip that can read program data in the memory chip, vehicle control unit reads the flash parameter in the memory chip and matches the hardware driver program through the SOC chip, realizes program self-adaptation.
2. The pluggable self-adaptive system of the vehicle-mounted display screen according to claim 1, wherein the vehicle-mounted controller further comprises a serial chip, a first interface, a second interface and a third interface are arranged on the serial chip, the first interface is connected with a display interface of the SOC chip, the second interface is connected with an I2C interface of the SOC chip, and the third interface is connected with a signal output port of the vehicle-mounted controller; the customized display screen also comprises a deserializing chip, wherein a video interface and an I2C interface are respectively arranged on the display screen body and the deserializing chip, the video interface of the display screen body is connected with the video interface of the deserializing chip, and the I2C interface of the display screen body is simultaneously connected with the I2C interface of the deserializing chip and the I2C interface of the storage chip; the serialization chip can change the parameter of the deserializing chip and output display data to the SOC chip.
3. The pluggable adaptive system for vehicle-mounted display screen according to claim 1 or 2, wherein the flash parameter comprises a screen resolution parameter and a function definition parameter of a customized display screen.
4. The pluggable adaptive system for the vehicle-mounted display screen according to claim 2, wherein the vehicle-mounted controller and the customized display screen are both powered by a battery, a controller power module is disposed on the vehicle-mounted controller, a display screen power module is disposed on the customized display screen, the controller power module is electrically connected to the SOC chip and the serial chip, the display screen power module is electrically connected to the serial chip and the storage chip, and a power port of the controller power module and a power port of the display screen power module are both electrically connected to the battery.
5. The pluggable adaptive system for vehicle-mounted display screen according to claim 1, wherein the memory chip has an MCU with a memory space or an MCU with a memory externally attached thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336477.3U CN217562025U (en) | 2022-05-31 | 2022-05-31 | Pluggable self-adaptive system for vehicle-mounted display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336477.3U CN217562025U (en) | 2022-05-31 | 2022-05-31 | Pluggable self-adaptive system for vehicle-mounted display screen |
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| Publication Number | Publication Date |
|---|---|
| CN217562025U true CN217562025U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221336477.3U Active CN217562025U (en) | 2022-05-31 | 2022-05-31 | Pluggable self-adaptive system for vehicle-mounted display screen |
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| Country | Link |
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| CN (1) | CN217562025U (en) |
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2022
- 2022-05-31 CN CN202221336477.3U patent/CN217562025U/en active Active
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