CN112487508A - Domestic secret all-in-one that is involved that possesses mode switching function - Google Patents
Domestic secret all-in-one that is involved that possesses mode switching function Download PDFInfo
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- CN112487508A CN112487508A CN202011373663.XA CN202011373663A CN112487508A CN 112487508 A CN112487508 A CN 112487508A CN 202011373663 A CN202011373663 A CN 202011373663A CN 112487508 A CN112487508 A CN 112487508A
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- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/84—Protecting input, output or interconnection devices output devices, e.g. displays or monitors
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Abstract
A domestic secret-related all-in-one machine with a mode switching function comprises: the switching module is connected with the OSD display chip and is configured to output a display signal to the OSD display chip; and the switching key is configured to send a switching instruction to a switching module, wherein the switching module outputs a local display signal or an external display signal to the OSD display chip based on the switching instruction. According to the domestic secret-related all-in-one machine with the mode switching function, the display signal input into the all-in-one machine is input into the display of the all-in-one machine through the gating effect of the switching module, so that the display of the all-in-one machine is fully utilized, and the all-in-one machine is more abundantly expanded.
Description
Technical Field
This patent designs the computer field, concretely relates to domestic secret all-in-one that is involved who possesses mode switching function.
Background
Nowadays, the information industry is rapidly developing, and computers have become the main tool for daily office work of people. Some office computers in the party administration office field are developed towards integration and simplification, a security computing platform based on a domestic platform is developed step by step at present, the efficiency of the party administration office is greatly improved while data of a user is prevented from being stolen, but the security computing platform used by the party administration office is mostly a desktop computer, and the integrated computer is relatively few, large in size and few in functions.
Disclosure of Invention
In order to solve the above problems, the present invention provides a domestic secret-related integrated machine with a mode switching function, which is characterized by comprising:
the switching module is connected with the OSD display chip and is configured to output a display signal to the OSD display chip;
a switching key configured to send a switching instruction to the switching module,
and the switching module outputs a local display signal or an external display signal to the OSD display chip based on the switching instruction.
In some embodiments of the invention, further comprising:
the VGA switching chip is connected with the switching module;
the single chip microcomputer is connected with the VGA switching chip and is configured for controlling the gating of the VGA switching chip;
the GPU module is connected with the switching module and the VGA switching chip and is configured for respectively outputting DVI display signals to the switching module and VGA display signals to the VGA switching chip;
the VGA switching chip is configured to receive an instruction of the single chip microcomputer and output a video signal input from the VGA interface to the switching module.
In some embodiments of the invention, further comprising:
the VGA switching chip is configured to receive an instruction of the single chip microcomputer and output a VGA video signal input from the GPU to the VGA interface.
In some embodiments of the invention, the switching module is further configured to:
responding to the pressing of a switching key, and reading the current output video signal type of the switching module;
responding to the type of the video signal output by the switching module as a DVI signal, and detecting whether a VGA input interface of the switching module has signal input;
and responding to the VGA input interface with VGA video signal input, and outputting the VGA video signal input by the switching module to an OSD chip.
In some embodiments of the invention, the switching module is further configured to:
and responding to the situation that the VGA input interface does not have VGA video signal input, and keeping the state of the video signal output by the switching module.
In some embodiments of the invention, the switching module is further configured to:
responding to the video signal type output by the switching module as a VGA signal, and detecting whether a DVI input interface of the switching module has signal input;
and responding to the DVI interface of the switching module to have video signal input, and outputting the DVI video signal input by the switching module to an OSD chip.
In some embodiments of the invention, the switching module is further configured to:
and responding to the DVI interface of the switching module without video signal input, and keeping the video signal output state of the switching module.
In some embodiments of the present invention, the VGA switching chip is further configured to:
responding to the control switching command of the single chip microcomputer as output, and judging whether a video signal input exists in the VGA interface;
in response to the VGA interface being free of video signal input, a VGA signal input from the GPU module is output to the VGA interface.
In some embodiments of the present invention, the VGA switching chip is further configured to:
and refusing the output switching command of the singlechip if the VGA interface has the input video signal.
In some embodiments of the present invention, the VGA switching chip is further configured to:
and responding to the situation that the VGA interface has an input video signal, sending an input switching command by the singlechip, and sending the video signal input from the VGA interface to the switching module by the VGA switching module.
According to the domestic secret-related all-in-one machine with the mode switching function, the display content of the display can be switched in the working state of the all-in-one machine, so that the domestic secret-related all-in-one machine has higher expansibility.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained by using the drawings without creative efforts.
Fig. 1 is a structural diagram of a domestic secret-related all-in-one machine with a mode switching function according to the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the present invention provides a domestic secret-related integrated machine with a mode switching function, which is characterized by comprising:
the switching module 1 is connected with the OSD display chip 4 and is configured to output a display signal to the OSD display chip;
a switch key 7 configured to send a switch instruction to the switch module,
the switching module 1 outputs a local display signal or an external display signal to the OSD display chip 4 based on a switching instruction.
In this embodiment, the switching module is connected to an OSD display chip 4 on the display of the all-in-one machine, and selects one of the VGA video signals and the DVI video signals received by the switching module 1 to output to the OSD display chip 4, and switches the other available video signal to the OSD display chip 4 in response to a switching signal sent by the switching key 7.
In some embodiments of the invention, further comprising:
the VGA switching chip 2 is connected with the switching module;
the singlechip 3 is connected with the VGA switching chip 2 and is configured for controlling the gating of the VGA switching chip;
the GPU module 5 is connected with the switching module 1 and the VGA switching chip 2 and is configured for respectively outputting DVI display signals to the switching module 1 and VGA display signals to the VGA switching chip 2;
the VGA switching chip 2 is configured to receive an instruction of the singlechip and output a video signal input from the VGA interface to the switching module.
In this embodiment, the single chip 3 is connected to the VGA switching chip 2 to control the input direction of the VGA switching chip, and the GPU module 5 is connected to the internal VGA video input interface of the VGA switching chip 2 to output the video signal of the all-in-one machine to the VGA switching chip 2, and output the video signal to the video signal receiving device outside the all-in-one machine through the input/output VGA port of the VGA switching chip.
In some embodiments of the invention, further comprising:
the VGA switching chip 2 is configured to receive an instruction of the singlechip 3 and output a VGA video signal input from the GPU module 5 to the VGA interface 6.
In this embodiment, the input command sent to the VGA switching chip 2 by the single chip 3, and the VGA switching chip receives the VGA video signal from the outside through the VGA input/output interface of the chip 2, and outputs the VGA video signal to the switching module 1.
In some embodiments of the invention, the switching module is further configured to:
reading the current output video signal type of the switching module 1 in response to the pressing of the switching key 7;
responding to the DVI signal type output by the switching module 1, and detecting whether a VGA input interface of the switching module 1 has signal input;
responding to the VGA input interface with VGA video signal input, and outputting the VGA video signal input by the switching module 1 to an OSD chip 4.
In this embodiment, under the condition that the switch key 7 is pressed, the type of the video signal currently output to the OSD display chip 4 by the switch module 1 is obtained, if the video signal is a DVI signal, the current all-in-one machine is in an all-in-one machine state, the GPU video signal inside the all-in-one machine is displayed by the display, and the video signal to the OSD display chip 4 should be switched and output after the switch key 7 is pressed, so that whether the VGA input video signal exists is further detected, and if the VGA input video signal exists, the VGA video signal is output to the OSD display chip 4.
In some embodiments of the invention, the switching module 1 is further configured to:
and responding to the situation that the VGA input interface has no VGA video signal input, and keeping the state of the video signal output by the switching module 1.
In this embodiment, if the detection result indicates that there is no VGA display signal from outside the integrated device, the switching module 1 does not have a display signal selection condition, and thus does not switch the display signal.
In some embodiments of the invention, the switching module 1 is further configured to:
responding to the video signal type output by the switching module 1 as a VGA signal, and detecting whether a DVI input interface of the switching module 1 has signal input;
and responding to the DVI interface of the switching module 1 that a video signal is input, and outputting the DVI video signal input by the switching module 1 to an OSD chip.
In this embodiment, when the output of the switch module 1 to the OSD display chip is a VGA signal, it is detected whether there is DVI video signal input in the switch module 1, if there is DVI video signal, when the switch key 7 is pressed, the DVI video signal is output to the OSD display chip 4.
In some embodiments of the invention, the switching module 1 is further configured to:
and responding to the absence of the video signal input of the DVI interface of the switching module 1, and keeping the state that the switching module 1 outputs the video signal.
In this embodiment, when the switch module is outputting the VGA video signal but there is no DVI video signal input, and the switch button 7 is pressed to issue the switch instruction, the switch module 1 still outputs the VGA video signal.
In some embodiments of the present invention, the VGA switching chip 2 is further configured to:
responding to the starting and running of the integrated machine and outputting a control switching command of the singlechip 3, and judging whether a video signal input exists in the VGA interface;
in response to the VGA interface 6 not having the video signal input, the VGA signal input from the GPU module 5 is output to the VGA interface 6.
In this embodiment, after the all-in-one machine is started, the GPU module 5 outputs a VGA video signal to the VGA switching chip 2, and the single chip microcomputer 3 simultaneously sends a switching instruction to the VGA switching chip 2, and in this case, if there is no VGA video signal input to the VGA interface 6, the VGA video signal from the all-in-one machine is output to the outside.
In some embodiments of the present invention, the VGA switching chip 2 is further configured to:
and responding to the input video signal of the VGA interface 6, rejecting the output switching command of the singlechip 2.
In this embodiment, if the VGA interface 6 has the input video signal, the VGA video signal output sent by the GPU module of the all-in-one machine and the switching instruction of the single chip 3 are rejected,
in some embodiments of the present invention, the VGA switching chip 2 is further configured to:
in response to the fact that the VGA interface 6 has the input video signal and the single chip microcomputer 3 sends an input switching command, the VGA switching module 2 sends the video signal input from the VGA interface 6 to the switching module 1.
In this embodiment, the VGA switching chip 2 receives the input switching command from the single-chip microcomputer 3, and sends the input VGA display chip from the VGA interface 6 to the switching module, and then outputs the input VGA display chip to the display built in the all-in-one machine, thereby realizing the multi-purpose effect of the display of the all-in-one machine.
According to the domestic secret-related all-in-one machine with the mode switching function, the switching key can be manually triggered in the working state of the all-in-one machine, so that the display content of the display is switched, and the domestic secret-related all-in-one machine has higher expansibility.
The foregoing is an exemplary embodiment of the present disclosure, but it should be noted that various changes and modifications could be made herein without departing from the scope of the present disclosure as defined by the appended claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. Furthermore, although elements of the disclosed embodiments of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
It should be understood that, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly supports the exception. It should also be understood that "and/or" as used herein is meant to include any and all possible combinations of one or more of the associated listed items.
The numbers of the embodiments disclosed in the embodiments of the present invention are merely for description, and do not represent the merits of the embodiments.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, and the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to these examples; within the idea of an embodiment of the invention, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of the embodiments of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. The utility model provides a domestic secret all-in-one that paddles, its characterized in that includes:
the switching module is connected with the OSD display chip and is configured to output a display signal to the OSD display chip;
a switching key configured to send a switching instruction to the switching module,
and the switching module outputs a local display signal or an external display signal to the OSD display chip based on the switching instruction.
2. The domestic secret-related integrated machine with the mode switching function according to claim 1, further comprising:
the VGA switching chip is connected with the switching module;
the single chip microcomputer is connected with the VGA switching chip and is configured for controlling the gating of the VGA switching chip;
the GPU module is connected with the switching module and the VGA switching chip and is configured for respectively outputting DVI display signals to the switching module and VGA display signals to the VGA switching chip;
the VGA switching chip is configured to receive an instruction of the single chip microcomputer and output a video signal input from the VGA interface to the switching module.
3. The homemade secret-related integrated machine with the standby mode switching function according to claim 2, further comprising:
the VGA switching chip is configured to receive an instruction of the single chip microcomputer and output a VGA video signal input from the GPU module to the VGA interface.
4. The homemade secret-related all-in-one machine with the mode switching function according to claim 1, wherein the switching module is further configured to:
responding to the pressing of a switching key, and reading the current output video signal type of the switching module;
responding to the type of the video signal output by the switching module as a DVI signal, and detecting whether a VGA input interface of the switching module has signal input;
and responding to the VGA input interface with VGA video signal input, and outputting the VGA video signal input by the switching module to an OSD chip.
5. The homemade secret-related all-in-one machine with the mode switching function according to claim 4, wherein the switching module is further configured to:
and responding to the situation that the VGA input interface does not have VGA video signal input, and keeping the state of the video signal output by the switching module.
6. The homemade secret-related all-in-one machine with the mode switching function according to claim 5, wherein the switching module is further configured to:
responding to the video signal type output by the switching module as a VGA signal, and detecting whether a DVI input interface of the switching module has signal input;
and responding to the DVI interface of the switching module to have video signal input, and outputting the DVI video signal input by the switching module to an OSD chip.
7. The homemade secret-related all-in-one machine with the mode switching function according to claim 6, wherein the switching module is further configured to:
and responding to the DVI interface of the switching module without video signal input, and keeping the video signal output state of the switching module.
8. The homemade crypto all-in-one machine with the mode switching function according to claim 1, wherein the VGA switching chip is further configured to:
responding to the starting and running of the integrated machine and the output of a control switching command of the single chip microcomputer, and judging whether a video signal input exists in the VGA interface or not;
in response to the VGA interface being free of video signal input, a VGA signal input from the GPU module is output to the VGA interface.
9. The homemade crypto all-in-one machine with the mode switching function according to claim 8, wherein the VGA switching chip is further configured to further include:
and refusing the output switching command of the singlechip if the VGA interface has the input video signal.
10. The homemade crypto all-in-one machine with the mode switching function according to claim 9, wherein the VGA switching chip is further configured to:
and responding to the situation that the VGA interface has an input video signal, sending an input switching command by the singlechip, and sending the video signal input from the VGA interface to the switching module by the VGA switching module.
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| CN202011373663.XA CN112487508A (en) | 2020-11-30 | 2020-11-30 | Domestic secret all-in-one that is involved that possesses mode switching function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113590068A (en) * | 2021-08-02 | 2021-11-02 | 西安超越申泰信息科技有限公司 | All-in-one machine display switching method and device and all-in-one machine |
| CN114265571A (en) * | 2021-12-22 | 2022-04-01 | 小派科技（上海）有限责任公司 | Virtual reality system, virtual reality equipment and virtual reality dual-mode switching method |
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| CN203054820U (en) * | 2013-01-25 | 2013-07-10 | 易联宝电子科技（深圳）有限公司 | Television-computer all-in-one machine and driving board thereof |
| CN206517506U (en) * | 2017-02-23 | 2017-09-22 | 烟台北方星空自控科技有限公司 | A kind of display for realizing the switching of multi input video |
| CN208207667U (en) * | 2018-06-20 | 2018-12-07 | 山东超越数控电子股份有限公司 | A kind of all-in-one machine that the display can be used as other computers uses |
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2020
- 2020-11-30 CN CN202011373663.XA patent/CN112487508A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203054820U (en) * | 2013-01-25 | 2013-07-10 | 易联宝电子科技（深圳）有限公司 | Television-computer all-in-one machine and driving board thereof |
| CN206517506U (en) * | 2017-02-23 | 2017-09-22 | 烟台北方星空自控科技有限公司 | A kind of display for realizing the switching of multi input video |
| CN208207667U (en) * | 2018-06-20 | 2018-12-07 | 山东超越数控电子股份有限公司 | A kind of all-in-one machine that the display can be used as other computers uses |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113590068A (en) * | 2021-08-02 | 2021-11-02 | 西安超越申泰信息科技有限公司 | All-in-one machine display switching method and device and all-in-one machine |
| CN114265571A (en) * | 2021-12-22 | 2022-04-01 | 小派科技（上海）有限责任公司 | Virtual reality system, virtual reality equipment and virtual reality dual-mode switching method |
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