CN204576488U

CN204576488U - The system of remote update BIOS

Info

Publication number: CN204576488U
Application number: CN201520012252.6U
Authority: CN
Inventors: 阮仕涛
Original assignee: Shenzhen Prafly Technology Co Ltd
Current assignee: Shenzhen Prafly Technology Co Ltd
Priority date: 2015-01-08
Filing date: 2015-01-08
Publication date: 2015-08-19
Anticipated expiration: 2025-01-08

Abstract

The utility model provides the system of a kind of remote update BIOS, comprises the terminal device for inputting undated parameter, for described undated parameter being transmitted to the single-chip microcomputer of the BIOS system of computer main board and being used for network card chip connected to the network for described single-chip microcomputer; Described single-chip microcomputer is provided with network interface and SPI interface, described network card chip is connected with described network interface, described SPI interface is used for being connected with the BIOS system of computer main board, and described single-chip microcomputer is via described network card chip and be connected with described terminal device by network.The utility model has the beneficial effect of the parameter realizing remote update BIOS system.

Description

The system of remote update BIOS

Technical field

The utility model belongs to network communication field, particularly the system of a kind of remote update BIOS.

Background technology

BIOS is the abbreviation of English " Basic Input Output System ".It is one group of program being cured in computing machine on mainboard on a rom chip, and its major function provides the bottom, the most direct hardware setting and control for computing machine.Can run into a lot of problem in BIOS performance history, slip-stick artist frequently will refresh BIOS.But generally use USB cd-rom recorder to refresh BIOS at present.Traditional method exists cannot the shortcoming of remote update BIOS systematic parameter.

Utility model content

The purpose of this utility model is, for the defect of prior art, provides the system of a kind of remote update BIOS.

The technological means that the utility model technical solution problem adopts is: the system providing a kind of remote update BIOS, comprises the terminal device for inputting undated parameter, for described undated parameter being transmitted to the single-chip microcomputer of the BIOS system of computer main board and being used for network card chip connected to the network for described single-chip microcomputer;

Described single-chip microcomputer is provided with network interface and SPI interface, described network card chip is connected with described network interface, described SPI interface is used for being connected with the BIOS system of computer main board, and described single-chip microcomputer is via described network card chip and be connected with described terminal device by network.

In the system of the remote update BIOS provided at the utility model, also comprise indicating module, described indicating module comprises testing circuit and illuminating circuit, described testing circuit is connected the level with this SPI with the SPI interface of described single-chip microcomputer, and sends high level signal when high level being detected to the control end of described illuminating circuit to make described illuminating circuit luminous.

In the system of the remote update BIOS provided at the utility model, also comprise the control circuit being in write-protect state for controlling this BIOS system, the input end of described control circuit is connected with the duty feedback pin of described single-chip microcomputer, and the output terminal of described control circuit is connected with the control pin SC of this BIOS system; When undated parameter transcribed by this single-chip microcomputer, this duty feedback pin exports high level signal, and the control pin that this control circuit sends a signal to this BIOS system according to this high level signal makes described BIOS system be in write-protect state.

In the system of the remote update BIOS provided at the utility model, described control circuit comprises control signal input end, the first field effect transistor, the second field effect transistor, the second jumper switch, the second resistance, the 3rd resistance and the 4th resistance;

This second jumper switch comprises the first pin, the second pin, the level signal that the duty feedback pin of this first pin and this second pin exports; The grid of this first field effect transistor is connected with this control signal input end, the source ground of this first field effect transistor, the drain electrode of this first field effect transistor is connected with direct voltage source through this second resistance, the drain electrode of this first field effect transistor is also connected with the grid of this second field effect transistor, the source ground of this second field effect transistor, the drain electrode of this second field effect transistor is connected with the power pins of this BIOS system through the 3rd resistance; The drain electrode of this second field effect transistor is also connected with the first pin of this second jumper switch, and this second pin is connected with the control pin of this BIOS system; This second pin is also connected with the power pins of this BIOS system through the 4th resistance.

The system implementing the remote update BIOS that the utility model provides has following beneficial effect:

Owing to using single-chip microcomputer and long-range terminal device to carry out write parameters lastest imformation in the BIOS system of computer main board, there is the beneficial effect of the BIOS system realizing remote update computer main board;

Owing to being provided with indicating module, user can be pointed out to carry out renewal rewards theory by this indicating module when upgrading;

Owing to being provided with control circuit, making it possible to control this BIOS system and be in write-protect state.

Accompanying drawing explanation

Fig. 1 is the theory diagram of the system of remote update BIOS in the utility model first embodiment.

Fig. 2 is the theory diagram of the system of remote update BIOS in the utility model second embodiment.

Fig. 3 is the physical circuit figure of the control circuit in the utility model second embodiment.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated; Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

In order to the technical solution of the utility model is described, illustrate below by specific embodiment.

Fig. 1 shows the system of the remote update BIOS in the utility model first embodiment, comprising: for input undated parameter terminal device 200, for described undated parameter being written to the single-chip microcomputer 100 of the BIOS system 400 of described computer main board and being used for network card chip 300 connected to the network for described single-chip microcomputer 100.This single-chip microcomputer 100 is connected with terminal device 200 by network via network card chip 300.

In the utility model, this terminal device 200 is prior art, and it is can the common device of interconnection network, and such as panel computer, mobile phone etc., do not do concrete restriction at this.

This network card chip 300 is the network card chip of the plug and play type that market can have been bought, and is prior art, in this no limit.

This single-chip microcomputer 100 can be common micro-chip processor, other can certainly be adopted to have and carry out the single-chip microcomputer of write operation toward other chips, it commercially can have been bought therefore not do concrete restriction.

Particularly, described single-chip microcomputer 100 is provided with network interface and SPI interface, and described network card chip 300 is connected with described network interface, and described SPI interface is used for being connected with the BIOS system 400 of computer main board.

Owing to using single-chip microcomputer 100 and long-range terminal device 200 to carry out write parameters lastest imformation in the BIOS system 400 of computer main board, there is the beneficial effect of the BIOS system 400 realizing remote update computer main board.

As the preferred version of the present embodiment, the system of this remote update BIOS also comprises indicating module (not shown), described indicating module comprises testing circuit and illuminating circuit, described testing circuit is connected the level with this SPI with the SPI interface of described single-chip microcomputer, and sends high level signal when high level being detected to the control end of described illuminating circuit to make described illuminating circuit luminous.This illuminating circuit can be LED illuminating circuit, and it is prior art, therefore does not repeat.

As shown in Figure 2, on the basis of the first embodiment, in a second embodiment, the system of this remote update BIOS also comprises the control circuit 500 being in write-protect state for controlling this BIOS system, the input end of described control circuit 500 is connected with the duty feedback pin of described single-chip microcomputer 100, and the output terminal of described control circuit 500 is connected with the control pin SC of this BIOS system; When this single-chip microcomputer writes in undated parameter to BIOS system; this duty feedback pin exports high level signal, and the control pin SC that this control circuit 500 sends a signal to this BIOS system according to this high level signal makes described BIOS system be in write-protect state.

Particularly, as shown in Figure 3, described control circuit 500 comprises control signal input end 1091, first field effect transistor Q1, the second field effect transistor Q2, the second jumper switch J2, the second resistance R2, the 3rd resistance R3 and the 4th resistance R4;

This second jumper switch J2 comprises the first pin J21, the second pin J22, and this first pin J21 and this second pin J22 jump cap short circuit be connected by conducting electricity; The level signal that this control signal input end 1091 exports for the duty feedback pin receiving this single-chip microcomputer 100; The grid of this first field effect transistor Q1 is connected with this control signal input end 1091, the source ground of this first field effect transistor Q1, the drain electrode of this first field effect transistor Q1 is connected with direct voltage source through this second resistance R2, the drain electrode of this first field effect transistor Q1 is also connected with the grid of this second field effect transistor Q2, the source ground of this second field effect transistor Q2, the drain electrode of this second field effect transistor Q2 is connected with the power pins of this BIOS system through the 3rd resistance R3; The drain electrode of this second field effect transistor Q2 is also connected with the first pin J21 of this second jumper switch J2, and this second pin J22 is connected with the control pin SC of this BIOS system 400; This second pin J22 is also connected with the power pins of this BIOS system through the 4th resistance R4.

These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims

1. the system of a remote update BIOS, it is characterized in that, comprising the terminal device (200) for inputting undated parameter, for described undated parameter being write to the single-chip microcomputer (100) of the BIOS system (400) of computer main board and for by network card chip (100) connected to the network for described single-chip microcomputer (100);

Described single-chip microcomputer (100) is provided with network interface and SPI interface, described network card chip (300) is connected with described network interface, described SPI interface is used for being connected with the BIOS system (400) of computer main board, and described single-chip microcomputer (100) is via described network card chip (300) and be connected with described terminal device (200) by network.

2. the system of remote update BIOS according to claim 1, it is characterized in that, also comprise indicating module, described indicating module comprises testing circuit and illuminating circuit, described testing circuit is connected with the SPI interface of described single-chip microcomputer (100) level detecting this SPI interface, and sends high level signal when high level being detected to the control end of described illuminating circuit to make described illuminating circuit luminous.

3. the system of remote update BIOS according to claim 1, it is characterized in that, also comprise the control circuit (500) being in write-protect state for controlling this BIOS system (400), the input end of described control circuit (500) is connected with the duty feedback pin of described single-chip microcomputer (100), and the output terminal of described control circuit (500) is connected with the control pin of this BIOS system (400); When this single-chip microcomputer (100) write undated parameter; this duty feedback pin exports high level signal, and the control pin that this control circuit (500) sends a signal to this BIOS system (400) according to this high level signal makes described BIOS system (400) be in write-protect state.

4. the system of remote update BIOS according to claim 3, it is characterized in that, described control circuit (500) comprises control signal input end (1091), the first field effect transistor (Q1), the second field effect transistor (Q2), the second jumper switch (J2), the second resistance (R2), the 3rd resistance (R3) and the 4th resistance (R4);

This second jumper switch (J2) comprises the first pin (J21), the second pin (J22), and this first pin (J21) and this second pin (J22) are jumped cap short circuit be connected by being conducted electricity; The level signal that this control signal input end (1091) exports for the duty feedback pin receiving this single-chip microcomputer (100); The grid of this first field effect transistor (Q1) is connected with this control signal input end (1091), the source ground of this first field effect transistor (Q1), the drain electrode of this first field effect transistor (Q1) is connected with direct voltage source through this second resistance (R2), the drain electrode of this first field effect transistor (Q1) is also connected with the grid of this second field effect transistor (Q2), the source ground of this second field effect transistor (Q2), the drain electrode of this second field effect transistor (Q2) is connected with the power pins of this BIOS system through the 3rd resistance (R3); The drain electrode of this second field effect transistor (Q2) is also connected with first pin (J21) of this second jumper switch (J2), and this second pin (J22) is connected with the control pin (SC) of this BIOS system (400); This second pin (J22) is also connected with the power pins of this BIOS system through the 4th resistance (R4).