CN105242749A - Mainboard of all-in-one computer, all-in-one computer, and resolution adjustment method - Google Patents
Mainboard of all-in-one computer, all-in-one computer, and resolution adjustment method Download PDFInfo
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- CN105242749A CN105242749A CN201510561019.8A CN201510561019A CN105242749A CN 105242749 A CN105242749 A CN 105242749A CN 201510561019 A CN201510561019 A CN 201510561019A CN 105242749 A CN105242749 A CN 105242749A
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Abstract
The present invention relates to a mainboard of an all-in-one computer, the all-in-one computer, and a resolution adjustment method. The mainboard of the all-in-one computer is arranged in the all-in-one computer, can integrate a processor chip, a display chip and a network chip, can output multiple resolutions, and comprises a controller (111) and a resolution instruction adjustment circuit (113). The controller (111) comprises an input interface (GPI), an output interface (LVDS Output) and a storage module (1111) that stores a BOOTROM mirror image file. The input interface (GPI) is electrically connected to the resolution instruction adjustment circuit (113), and the output interface (LVDS Output) is electrically connected to a display screen of the all-in-one computer. In response to a user operation, the resolution instruction adjustment circuit (113) transmits an electric signal that represents a resolution instruction to the controller (111), so that the controller (111) matches resolution information from the BOOTROM mirror image file of the storage module (1111) according to the electric signal and outputs a corresponding display signal to the display screen of the all-in-one computer according to the resolution information for displaying. According to the mainboard of the all-in-one computer, the all-in-one computer and the resolution adjustment method provided by the present invention, a dual in-line package switch circuit is combined and the controller of the mainboard of the all-in-one computer is integrated, so that a user resolution adjustment instruction is received and an optimal resolution signal is output.
Description
Technical field
The invention belongs to field of computer technology, particularly relate to a kind of integration machine mainboard, all-in-one and resolution adjustment method.
Background technology
All-in-one machine product is more and more universal, not only use in the family, and it is also more and more general in the application in the sector application such as advertisement, medical treatment field, and the more employing low-voltage differential signal of these products (Low-VoltageDifferentialSignaling, be called for short LVDS) display screen, size is not generally from 24 cun to 60 cun etc.When integration machine mainboard is used for different complete-system vendor's assemblings, need the screen supporting different size, this just requires that the integration machine mainboard be assemblied in machine product must possess the function of LVDS resolution adjustment.
Now, the resolution that the LVDS of integration machine mainboard supports is more single, even if having the method regulating resolution, also more complicated.Main existence lacks below:
1) resolution of mainboard support is single.The LVDS resolution supported due to mainboard is single, so the screen of single resolution of also can only arranging in pairs or groups just can reach best image, lacks a slice mainboard and can to arrange in pairs or groups the dirigibility of multiple different size screen, cause the rising of manufacturing cost to all-in-one complete-system vendor.
2) the resolution adjustment method complicated operation of mainboard support.Resolution adjustment in the market, needs terminal user's Attended Operation, is roughly divided into and arranges resolution, preview, confirms or repeat to arrange action, can bring certain puzzlement to terminal user.
3) the resolution adjustment method of mainboard support is unstable, not best image.All-in-one product resolution adjustment needs operating system software and drives to participate in regulating, and different operating system too increases the instability of adjustment effect.
Based on above reason, how to provide a kind of and the integration machine mainboard of multiple resolution adjustment and simple resolution adjustment method can be supported to become and important.
Summary of the invention
Therefore, for solving technological deficiency and the deficiency of prior art existence, the present invention proposes a kind of integration machine mainboard, all-in-one and resolution adjustment method.
Particularly, a kind of integration machine mainboard that the embodiment of the present invention proposes, be arranged in all-in-one, accessible site processor chips, display card chip and network chip, it is characterized in that, exportable multiple resolution, to be applicable to the all-in-one display screen of sizes, comprising: controller 111 and resolution instruction regulating circuit 113;
Wherein, described controller 111 comprises input interface GPI, output interface LVDSOutput and stores the memory module 1111 of BOOTROM image file; Described input interface GPI is electrically connected described resolution instruction regulating circuit 113, and described output interface LVDSOutput is electrically connected all-in-one display screen;
Described resolution instruction regulating circuit 113, mates resolution information according to described electric signal for described controller 111 by the electric signal transmission representing resolution instruction to described controller 111 after response user operation and exports corresponding display to described all-in-one display screen for display according to described resolution information from the BOOTROM image file of described memory module 1111.
In one embodiment, described resolution instruction regulating circuit 113 comprises multiple toggle switch circuit 1131; Wherein, described toggle switch circuit 1131 comprises a two-way toggle switch Key, a pull-up resistor R1 and a pull down resistor R3, described pull-up resistor R1 and described pull down resistor R3 is electrically connected to a power end and an earth terminal respectively, and the first end of described two-way toggle switch Key is electrically connected to the input interface GPI of described controller 111 and the second end is electrically connected to one of them of described pull-up resistor R1 and described pull down resistor R3 according to user operation.
In one embodiment, described toggle switch circuit 131 also comprises a diode D1, and the two ends of described diode D1 are electrically connected to first end and an earth terminal of described two-way toggle switch Key respectively.
In one embodiment, described toggle switch circuit 1131 also comprises a filtering circuit 11311; Wherein, described filtering circuit 11311 comprises an a filter resistance R2 and filter capacitor C1, between the first end that described filter resistance R2 is serially connected in described two-way toggle switch Key and the input interface GPI of described controller 111, and the two ends of described filter capacitor C1 are electrically connected to described filter resistance R2 is respectively connected in series the Nodes and an earth terminal that are formed with the input interface GPI of described controller 111.
In one embodiment, described resolution instruction regulating circuit 113 comprises four described toggle switch circuit 1131,1133,1135,1137 and is electrically connected to four described input interface GPI11, GPI21, GPI31, GPI41 of described controller 111 respectively.
In one embodiment, described controller 111 is LVDS control chip, and correspondingly, the described display that described controller 111 exports is LVDS signal.
In addition, a kind of all-in-one 1 that further embodiment of this invention proposes, comprise the all-in-one display screen 13 and integration machine mainboard 11 that are integrated in one, described integration machine mainboard 11 to be arranged in described all-in-one 1 and to be electrically connected described all-in-one display screen 13, and accessible site processor chips, display card chip and network chip, it is characterized in that, described integration machine mainboard 11 is also integrated with controller 111 and resolution instruction regulating circuit 113;
Wherein, described controller 111 comprises input interface GPI, output interface LVDSOutput and stores the memory module 1111 of BOOTROM image file; Described input interface GPI is electrically connected described resolution instruction regulating circuit 113, and described output interface LVDSOutput is electrically connected described all-in-one display screen 13;
Described resolution instruction regulating circuit 113, mates resolution information according to described electric signal for described controller 111 by the electric signal transmission representing resolution instruction to described controller 111 after response user operation and exports corresponding display to described all-in-one display screen 13 for display according to described resolution information from the BOOTROM image file of described memory module 1111.
In one embodiment, described resolution instruction regulating circuit 113 comprises multiple toggle switch circuit 1131; Wherein, described toggle switch circuit 1131 comprises a two-way toggle switch Key, a pull-up resistor R1 and a pull down resistor R3, described pull-up resistor R1 and described pull down resistor R3 is electrically connected to a power end and an earth terminal respectively, and the first end of described two-way toggle switch Key is electrically connected to the input interface GPI of described controller 111 and the second end is electrically connected to one of them of described pull-up resistor R1 and described pull down resistor R3 according to user operation.
In one embodiment, described toggle switch circuit 1131 also comprises a diode D1 and a filtering circuit 11311; Wherein, the two ends of described diode D1 are electrically connected to first end and an earth terminal of described two-way toggle switch Key respectively; Described filtering circuit 11311 comprises an a filter resistance R2 and filter capacitor C1, between the first end that described filter resistance R2 is serially connected in described two-way toggle switch Key and the input interface GPI of described controller 111, and the two ends of described filter capacitor C1 are electrically connected to described filter resistance R2 is respectively connected in series the Nodes and an earth terminal that are formed with the input interface GPI of described controller 111.
In addition, a kind of resolution adjustment method that yet another embodiment of the invention proposes, be applicable to the adjustment to all-in-one display screen 13 resolution, it is characterized in that, integration machine mainboard 11 comprises one and stores the LVDS controller 111 of BOOTROM image file and multiple resolution instruction regulating circuit 113 comprising two-way toggle switch Key, and described method comprises:
A the operation of () response user to toggle switch Key two-way described in each exports the electric signal that a group represents resolution instruction;
B () receives and describedly represents the electric signal of resolution instruction and search the resolution information mated with described electric signal pre-set from described BOOTROM image file; And
C () determines the resolution that will export according to described resolution information, and be converted to LVDS signal and export all-in-one display screen 13 to for display.
Present invention achieves by toggle switch electrical combination, the mainboard that integrally combines control chip, achieve reception user and adjust resolution instruction, the optimum resolution signal that output screen is corresponding.Integration machine mainboard can be arranged in pairs or groups the screen of different resolution neatly, also make resolution adjustment keep stable.
By the detailed description below with reference to accompanying drawing, other side of the present invention and feature become obvious.But it should be known that this accompanying drawing is only the object design of explanation, instead of as the restriction of scope of the present invention, this is because it should with reference to additional claim.Should also be appreciated that, unless otherwise noted, unnecessaryly draw accompanying drawing to scale, they only try hard to structure described herein and flow process are described conceptually.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Fig. 1 is a kind of integrated computer structural representation of the embodiment of the present invention;
Fig. 2 is a kind of toggle switch electrical block diagram of the embodiment of the present invention;
Fig. 3 is a kind of integration machine mainboard structural representation of the embodiment of the present invention; And
Fig. 4 is the schematic flow sheet of a kind of resolution adjustment method of the embodiment of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Embodiment one
Refer to Fig. 1, Fig. 1 is a kind of all-in-one machine structure schematic diagram of the embodiment of the present invention.This all-in-one 1 comprises the all-in-one display screen 13 and integration machine mainboard 11 that are integrated in one, this integration machine mainboard 11 to be arranged in described all-in-one 1 and to be electrically connected described all-in-one display screen 13, accessible site processor chips, display card chip and network chip, integration machine mainboard 11 is also integrated with controller 111 and resolution instruction regulating circuit 113.
Wherein, described controller 111 comprises input interface GPI, output interface LVDSOutput and stores the memory module 1111 of BOOTROM image file; Described input interface GPI is electrically connected described resolution instruction regulating circuit 113, and described output interface LVDSOutput is electrically connected described all-in-one display screen 13;
Described resolution instruction regulating circuit 113, mates resolution information according to described electric signal for described controller 111 by the electric signal transmission representing resolution instruction to described controller 111 after response user operation and exports corresponding display to described all-in-one display screen 13 for display according to described resolution information from the BOOTROM image file of described memory module 1111.
Please also refer to a kind of toggle switch electrical block diagram that Fig. 2, Fig. 2 are the embodiment of the present invention.Described resolution instruction regulating circuit 113 comprises multiple toggle switch circuit 1131; Wherein, described toggle switch circuit 1131 comprises a two-way toggle switch Key, a pull-up resistor R1 and a pull down resistor R3, described pull-up resistor R1 and described pull down resistor R3 is electrically connected to a power end and an earth terminal respectively, and the first end of described two-way toggle switch Key is electrically connected to the input interface GPI of described controller 111 and the second end is electrically connected to one of them of described pull-up resistor R1 and described pull down resistor R3 according to user operation.
Described toggle switch circuit 131 also comprises a diode D1, and the two ends of described diode D1 are electrically connected to first end and an earth terminal of described two-way toggle switch Key respectively.
Described toggle switch circuit 1131 also comprises a filtering circuit 11311; Wherein, described filtering circuit 11311 comprises an a filter resistance R2 and filter capacitor C1, between the first end that described filter resistance R2 is serially connected in described two-way toggle switch Key and the input interface GPI of described controller 111, and the two ends of described filter capacitor C1 are electrically connected to described filter resistance R2 is respectively connected in series the Nodes and an earth terminal that are formed with the input interface GPI of described controller 111.
Preferably, described controller 111 is LVDS control chip, and correspondingly, the described display that described controller 111 exports is LVDS signal.
The present embodiment, by adopting hardware toggle switch circuit, combining with the BOOTROM mirror image of the controller on mainboard, realizing the adjustment of resolution, can improve dirigibility and the stability of resolution adjustment, reduces all-in-one machine product production cost.
Embodiment two
See a kind of integration machine mainboard structural representation that Fig. 3, Fig. 3 are the embodiment of the present invention.In the present embodiment, form the principle of work of this resolution instruction regulating circuit (113) to the integration machine mainboard 10 that can realize multiple resolution for 4 toggle switch circuit and be described in detail.
Its adjustment process: pull-up resistor R11 is connected to power supply+3.3V, makes signal maintain a 3.3V level, and pull down resistor R13, to ground connection, makes signal maintain a 0V level; Two-way toggle switch Key11 can push 3.3V level, also can push 0V level; The steady-state value of two-way toggle switch Key11 is connected to TVS electrostatic protection diode D11, and this diode plays anti-static electrification; The filtering circuit that resistance R12 and electric capacity C11 forms, can filtered signal interference.Signal is input to the input port GPI11 pin of LVDS control chip U1.More than constitute toggle switch circuit 1, same procedure realizes toggle switch circuit 2, toggle switch circuit 3, toggle switch circuit 4.Above-mentioned 4 on-off circuits entirety constitutes the regulating circuit of an outside resolution adjustment instruction.4 toggle switchs can be made into 16 kinds of combinations, supported 16 kinds of resolution in corresponding BOOTROM image file.
LVDS control chip U1 receives external signal by pin GPI11, GPI21, GPI31, GPI41, and in conjunction with specific BOOTROM image file, clear and definite required LVDS resolution.The resolution of needs is changed into LVDS signal and outputs to screen, make screen display in optimum resolution.
This method achieves by toggle switch electrical combination, integrally combine mainboard LVDS control chip, achieves reception user and adjusts resolution instruction, the optimum resolution signal that output screen is corresponding.Integration machine mainboard can be arranged in pairs or groups the screen of different resolution neatly, also make resolution adjustment keep stable.
Embodiment three
Refer to Fig. 4, Fig. 4 Fig. 4 is the schematic flow sheet of a kind of resolution adjustment method of the embodiment of the present invention.The present embodiment adopts the circuit structure in above-described embodiment, and the basis accepting user's input operation realizes the adjustment of all-in-one resolution.Concrete steps are as follows:
A the operation of () response user to toggle switch two-way described in each exports the electric signal that a group represents resolution instruction;
B () receives and describedly represents the electric signal of resolution instruction and search the resolution information mated with described electric signal pre-set from described BOOTROM image file; And
C () determines the resolution that will export according to described resolution information, and be converted to LVDS signal and export all-in-one display screen to for display.
In sum, apply specific case herein and set forth integration machine mainboard of the present invention, all-in-one and resolution adjustment side's ratio juris and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention; all will change in specific embodiments and applications; in sum, this description should not be construed as limitation of the present invention, and protection scope of the present invention should be as the criterion with appended claim.
Claims (10)
1. an integration machine mainboard (11), be arranged in all-in-one, accessible site processor chips, display card chip and network chip, it is characterized in that, exportable multiple resolution, to be applicable to the all-in-one display screen of sizes, comprising: controller (111) and resolution instruction regulating circuit (113);
Wherein, described controller (111) comprises input interface (GPI), output interface (LVDSOutput) and stores the memory module (1111) of BOOTROM image file; Described input interface (GPI) is electrically connected described resolution instruction regulating circuit (113), and described output interface (LVDSOutput) is electrically connected all-in-one display screen;
Described resolution instruction regulating circuit (113), mates resolution information according to described electric signal for described controller (111) by the electric signal transmission representing resolution instruction to described controller (111) after response user operation and exports corresponding display to described all-in-one display screen for display according to described resolution information from the BOOTROM image file of described memory module (1111).
2. integration machine mainboard (11) as claimed in claim 1, it is characterized in that, described resolution instruction regulating circuit (113) comprises multiple toggle switch circuit (1131);
Wherein, described toggle switch circuit (1131) comprises a two-way toggle switch (Key), a pull-up resistor (R1) and a pull down resistor (R3), described pull-up resistor (R1) and described pull down resistor (R3) are electrically connected to a power end and an earth terminal respectively, and the first end of described two-way toggle switch (Key) is electrically connected to the input interface (GPI) of described controller (111) and the second end is electrically connected to one of them of described pull-up resistor (R1) and described pull down resistor (R3) according to user operation.
3. integration machine mainboard (11) as claimed in claim 2, it is characterized in that, described toggle switch circuit (131) also comprises a diode (D1), and the two ends of described diode (D1) are electrically connected to first end and an earth terminal of described two-way toggle switch (Key) respectively.
4. integration machine mainboard (11) as claimed in claim 2, it is characterized in that, described toggle switch circuit (1131) also comprises a filtering circuit (11311);
Wherein, described filtering circuit (11311) comprises a filter resistance (R2) and a filter capacitor (C1), between the first end that described filter resistance (R2) is serially connected in described two-way toggle switch (Key) and the input interface (GPI) of described controller (111), and the two ends of described filter capacitor (C1) are electrically connected to described filter resistance (R2) is respectively connected in series with the input interface (GPI) of described controller (111) Nodes and an earth terminal that are formed.
5. integration machine mainboard (11) as claimed in claim 2, it is characterized in that, described resolution instruction regulating circuit (113) comprises four described toggle switch circuit (1131,1133,1135,1137) and is electrically connected to four described input interfaces (GPI11, GPI21, GPI31, GPI41) of described controller (111) respectively.
6. integration machine mainboard (11) as claimed in claim 1, it is characterized in that, described controller (111) is LVDS control chip, and correspondingly, the described display that described controller (111) exports is LVDS signal.
7. an all-in-one (1), comprise the all-in-one display screen (13) and integration machine mainboard (11) that are integrated in one, described integration machine mainboard (11) to be arranged in described all-in-one (1) and to be electrically connected described all-in-one display screen (13), and accessible site processor chips, display card chip and network chip, it is characterized in that, described integration machine mainboard (11) is also integrated with controller (111) and resolution instruction regulating circuit (113);
Wherein, described controller (111) comprises input interface (GPI), output interface (LVDSOutput) and stores the memory module (1111) of BOOTROM image file; Described input interface (GPI) is electrically connected described resolution instruction regulating circuit (113), and described output interface (LVDSOutput) is electrically connected described all-in-one display screen (13);
Described resolution instruction regulating circuit (113), mates resolution information according to described electric signal for described controller (111) by the electric signal transmission representing resolution instruction to described controller (111) after response user operation and exports corresponding display to described all-in-one display screen (13) for display according to described resolution information from the BOOTROM image file of described memory module (1111).
8. all-in-one (1) as claimed in claim 7, it is characterized in that, described resolution instruction regulating circuit (113) comprises multiple toggle switch circuit (1131);
Wherein, described toggle switch circuit (1131) comprises a two-way toggle switch (Key), a pull-up resistor (R1) and a pull down resistor (R3), described pull-up resistor (R1) and described pull down resistor (R3) are electrically connected to a power end and an earth terminal respectively, and the first end of described two-way toggle switch (Key) is electrically connected to the input interface (GPI) of described controller (111) and the second end is electrically connected to one of them of described pull-up resistor (R1) and described pull down resistor (R3) according to user operation.
9. all-in-one (1) as claimed in claim 8, it is characterized in that, described toggle switch circuit (1131) also comprises a diode (D1) and a filtering circuit (11311);
Wherein, the two ends of described diode (D1) are electrically connected to first end and an earth terminal of described two-way toggle switch (Key) respectively;
Described filtering circuit (11311) comprises a filter resistance (R2) and a filter capacitor (C1), between the first end that described filter resistance (R2) is serially connected in described two-way toggle switch (Key) and the input interface (GPI) of described controller (111), and the two ends of described filter capacitor (C1) are electrically connected to described filter resistance (R2) is respectively connected in series with the input interface (GPI) of described controller (111) Nodes and an earth terminal that are formed.
10. a resolution adjustment method, be applicable to the adjustment to all-in-one display screen (13) resolution, it is characterized in that, integration machine mainboard (11) comprises one and stores the LVDS controller (111) of BOOTROM image file and multiple resolution instruction regulating circuit (113) comprising two-way toggle switch (Key), and described method comprises:
A the operation of () response user to toggle switch two-way described in each exports the electric signal that a group represents resolution instruction;
B () receives and describedly represents the electric signal of resolution instruction and search the resolution information mated with described electric signal pre-set from described BOOTROM image file; And
C () determines the resolution that will export according to described resolution information, and be converted to LVDS signal and export all-in-one display screen to for display.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510561019.8A CN105242749A (en) | 2015-09-07 | 2015-09-07 | Mainboard of all-in-one computer, all-in-one computer, and resolution adjustment method |
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| CN201510561019.8A CN105242749A (en) | 2015-09-07 | 2015-09-07 | Mainboard of all-in-one computer, all-in-one computer, and resolution adjustment method |
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| CN112083902A (en) * | 2020-09-03 | 2020-12-15 | 深圳市智莱科技股份有限公司 | Control method of storage cabinet, storage cabinet and readable storage medium |
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Application publication date: 20160113 |