CN2624274Y - Circuit for implementing multiple computer start up and shut down methods - Google Patents
Circuit for implementing multiple computer start up and shut down methods Download PDFInfo
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- CN2624274Y CN2624274Y CN 03216797 CN03216797U CN2624274Y CN 2624274 Y CN2624274 Y CN 2624274Y CN 03216797 CN03216797 CN 03216797 CN 03216797 U CN03216797 U CN 03216797U CN 2624274 Y CN2624274 Y CN 2624274Y
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Abstract
The utility model provides a circuit with a plurality of computer ON/OFF control methods, which mainly comprises a SCM, a computer ON/OFF and reset signal input interface, a computer ON and reset signal input circuit, a computer ON/OFF mode signal output interface, and a power supply circuit, the SCM can determine the user authorization according to the input key signal or remote control signal or password signal, etc., then output the relevant level to control the computer to startup and reset and give the network specified control signal, ensure the user to use the computer within the specified authorization. Without reconstruct on the computer mainboard and other components, the utility model can realize the various computer ON/OFF methods, such as: IC card ON/OFF method, remote control ON/OFF method, and conditional authorization ON/OFF method, and be authorized to access only the internal network, or only access the external network, or access both networks according to the level of authorization, etc, ensure the safety operation of computer, with easy circuit design and manufacture and low cost.
Description
Technical field
The utility model is a kind of on/off circuit, is a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine specifically, belongs to computing machine and makes the field.
Background technology
Said computing machine, be often referred to the computer system that adopts the X86 framework, great majority adopt the mainboard of ATX standard, possesses start (PWR ON/OFF) button on the register face and (RESET) button that resets, traditional start button all is a mechanical switch, this switch has 2 extension lines, the end of extension line has a plastic cement connector, this connector patches pin with 2 starts on the mainboard and is connected, 2 starts on the mainboard patch one on pin and are PWR ON/OFF signal, other one is GND signal (earth signal), (receive on the 220V AC power by computer power supply under holding state for computing machine, but do not press power switch, computing machine does not have the state of start), PWR ON/OFF signal is a high level.When the start button is pressed, the conducting of button switch inside, PWR ON/OFF signal is pulled to logically level, computer power supply start, main frame begin to start, and do not upspring if long-time (being defined as 4 seconds with BIOS in the general CMOS setup menu) presses power switch, computer power supply can be closed again, therefore to unclamp hand after pressing the button at once, allow button upspring, just finish a boot action.
Reset button also has extension line, and the end of extension line also has the plastic cement plug-in unit, and the RESET signal on convenient and the mainboard is connected with GND contact pin logically, behind the computer booting, the RESET signal is in logic high, if button is pressed, the conducting of button switch inside, the RESET signal is received logically current potential, and computing machine is in reset mode, and button is upspring, the button switch inside disconnects, the RESET signal comes back to logic high, and computing machine guides again, and this is the whole process prescription that resets.
Under the computer booting state, according to the operating system difference of computer run, start button role is also different, for example under DOS, presses the button of once starting shooting and can shut down computer; The difference that is provided with according to CMOS under WINDOWS can be finished shutdown system, sleep mode, and this switch possesses opening computer and two kinds of main effects of shutdown in a word.The mechanism finished is exactly to realize by the level of control main board PWR ON/OFF signal.
In some field, do not allow unauthorized people to use a computer, for example all need to permit the application of start in the reference room of the place that commerce, military affairs, safety secret are arranged, school, library etc.And need to open easily computing machine in some field, and even just can not open computing machine by the switch of computer with hand, for example aspect amusement, need people to use a teleswitch, even natural language is opened computing machine.Prior art can not satisfy many-sided like this needs.
In the network application field, sometimes need visit internal network and external network are isolated and controlled, mostly be to adopt two net isolation cards to realize at present, the selection of intranet and extranet is realized by software or an external switch, operate very random, computed people just can arbitrarily visit Intranet or outer net, poor stability without approval.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine at the deficiency that prior art exists.Make computing machine that different method for start-up and shutdown can be provided at different users: or the switching on and shutting down that use a teleswitch; Or directly press computer switch and realize switching on and shutting down with hand; Perhaps timed power on/off; Or have ready conditions and authorize the back switching on and shutting down and enjoy according to authority levels and can only visit that Intranet maybe can only be visited outer net or two net can both be visited, and with different computers multiple switching on and shutting down condition can be set at different users.And circuit design is simple, and low cost of manufacture reaches the purpose of using computing machine safely.
Necessary opening power uses a computer, we need only the switch of control computer conditionally, just can prevent illegal computed problem, in the application that two nets are isolated, need only and control the network selecting switching signals that two nets are isolated conditionally, with regard to the authority of energy Control Network visit.
The purpose of this utility model is achieved through the following technical solutions:
A kind of circuit of realizing the multiple method for start-up and shutdown of computing machine, it is characterized in that: circuit is mainly by single-chip microcomputer, computer booting and reset signal input interface, computer booting and reset signal input circuit, computer on/off mode signal output interface, power circuit is formed, the input end of computer booting and reset signal input interface be two be used for respectively with register face on start button and the reset button plug-in unit or the line terminal that dock, the output terminal of computer booting and reset signal input interface, the output terminal of computer booting and reset signal input circuit, the signal input part of computer on/off mode signal output interface is connected to each port of the I/O mouth of single-chip microcomputer, the output terminal of computer on/off mode signal output interface is to be used for and computer motherboard and plug-in unit that is connected with other integrated circuit boards or line terminal, the input end of power circuit is connector or the line terminal that is connected to computer motherboard power supply and main frame ATX power supply, and the output terminal of power circuit is connected to the working power port of each interlock circuit of the utility model.
Described computer booting and reset signal input circuit are IC-card card reading slot or infrared receiving terminal or standard serial interface or real time clock circuit, it also can be the IC-card card reading slot, infrared receiving terminal, standard serial interface, the combination of real time clock circuit, their output terminal is connected to the I/O mouth of single-chip microcomputer, wherein the input end of standard serial interface is connected with the I/O mouth of single-chip microcomputer by level translator, described computer on/off mode signal output interface comprises: computer booting and reset signal output interface and network selecting control signal output interface, the output terminal of computer booting and reset signal output interface be two can be respectively with computer motherboard on starting-up signal patch pin and patch connector or the line terminal that pin is connected with reset signal, the output terminal of network selecting control signal output interface is to patch connector or the line terminal that pin is connected with two net isolation card network selecting switches.
A port of eight I/O mouths of certain of described single-chip microcomputer also links to each other with shutdown test signal circuit, the output terminal of power circuit be output+5VSB standby voltage ,+plug-in unit or the line end on 5V computer operation voltage, ground, wherein+5VSB standby voltage output end is connected to the working power port of single-chip microcomputer, level translator, standard serial interface, infrared receiving terminal, IC-card card reading slot, real time clock circuit, power circuit+5V operating voltage output terminal is connected to the working power port of shutdown test signal circuit.
The utility model is designed to the form of interior plug-in card, CD box or floppy drive box, is installed in the computer host box, and IC-card card reading slot and infrared receiving terminal are installed on the computer host box panel.
Described standard serial interface is a standard RS232 interface, or the RS485 interface, or standard USB interface.
Described switching on and shutting down test signal circuit is made up of the resistance of two series connection, and an end of resistance in series connects the direct current seedbed, other end connection computing machine+the 5V operating voltage, the mid point of resistance in series connects a port of certain eight I/O mouth of single-chip microcomputer.
Advantage of the present utility model and good effect are, do not need to change the parts of computing machine, just can realize that multiple computer on/off method is as the permission switching on and shutting down of: condition and remote control switch, timed power on/off, condition permission to use network etc., guaranteed the safe handling computing machine, circuit design is simple, easily make, cost is low.
Description of drawings
Fig. 1 is the embodiment circuit diagram of a multiple method for start-up and shutdown of realization computing machine of the utility model.
Embodiment
Referring to Fig. 1, present embodiment mainly is made up of single-chip microcomputer 4, computer booting and reset signal input interface 2, computer booting and reset signal input circuit 6, computer on/off mode signal output interface 5, power circuit 1.
The input end of computer booting and reset signal input interface 2 be two be used for respectively with register face on start button and the reset button plug-in unit or line terminal JP8, the JP7 that dock, the output terminal of computer booting and reset signal input interface 2 is connected to two port P15, the P16 of one 8 I/O mouth P1 of single-chip microcomputer 4.
Computer booting and reset signal input circuit 6 comprise: level translator 6-1, standard serial interface 6-2, infrared receiving terminal 6-3, IC-card card reading slot 6-4, real time clock circuit 6-5, their output terminal is connected to the I/O mouth of single-chip microcomputer 4, wherein standard serial interface 6-2 can be a standard RS232 interface, or RS485 interface, or standard USB interface, they are connected with two port P30, P31 of the P3 mouth of single-chip microcomputer 4 by level translator 6-1; The signal output part of infrared receiving terminal 6-3 is connected to a port P32 of another 8 I/O mouth P2 mouths of single-chip microcomputer 4; Three signal output parts of IC-card card reading slot 6-4 are connected to three port P35, P36, the P37 of the P2 mouth of single-chip microcomputer 4; Real time clock circuit 6-5 is connected on 3 the I/O mouth P25, P26, P27 of single-chip microcomputer 4 by string line, also can adopt the clock chip of I2C interface to be connected with single-chip microcomputer, can save single-chip processor i/o mouth line like this.
Computer on/off mode signal output interface 5 comprises: computer booting and reset signal output interface 5-1 and network selecting control signal output interface 5-2, wherein the signal input part of computer booting and reset signal output interface 5-1 is connected to two port P11 of the P1 mouth of single-chip microcomputer 4, P10, output terminal be two can be respectively with computer motherboard on starting-up signal patch pin and patch plastic cement connector JP1 and the JP2 that pin is connected with reset signal, the input end of network selecting control signal output interface 5-2 is connected with an I/O mouth P00 of single-chip microcomputer 4, and output terminal is the plastic cement plug-in unit JP3 that can dock with two net isolation card network selecting switch connectors.
The input end of power circuit 1 is a plug (JP4) that can dock with the computer motherboard power connection and a plug (JP5) that docks with main frame ATX power connection, the output terminal of power circuit 1 is an output+5VSB standby voltage, + 5V computer operation voltage, the socket (JP6) on ground, wherein, + 5VSB standby voltage output end (JP6-2) is connected to single-chip microcomputer 4, level translator 6-1, standard serial interface 6-2, infrared receiving terminal 6-3, IC-card card reading slot 6-4, the working power port of real time clock circuit 6-5, power circuit 1+5V operating voltage output terminal (JP6-3) is connected to the working power port of shutdown test signal circuit 3.
Shutdown test signal circuit 3 is made up of resistance R 2, the R3 of two series connection, and the end of resistance in series R3 connects the power supply ground of computing machine, the end connection computing machine of R2+the 5V power supply, the tie point of resistance R 2, R3 is received the port P12 of single-chip microcomputer 4.
Present embodiment can be designed to the form of interior plug-in card, CD box or floppy drive box, is installed in the computer host box, and IC-card card reading slot 6-4 and infrared receiving terminal 6-3 are installed on the computer host box panel.
Different with traditional computer on/off method, the starting-up signal of the logic level signal control computer mainboard of the utility model employing single-chip microcomputer output and the network seletion signals of reset signal and two net isolation cards, do not need the mainboard and the miscellaneous part of computing machine are transformed, because the power supply of computing machine has+the 5VSB standby power, have after the start+the 5V working power, shutdown back+5V working power is 0, so the working power of the whole circuit devcies of the utility model is directly quoted the standby power+5VSB of computing machine.Therefore the utility model is as long as dock the plug-in unit JP4 in the power circuit 1 with the corresponding plug-in unit of computer motherboard power supply, plug-in unit JP5 docks with the corresponding plug-in unit of main frame ATX power supply, again starting-up signal contact pin on the JP1 among computer booting and the reset signal delivery outlet 5-1 and JP2 and the computer motherboard and reset signal contact pin are docked, the output terminal of start button on the register face (PWR ON/OFF) and reset key (RESET) docks with JP8 and JP7 in computer booting and the reset signal input interface 2 respectively, docks just passable with two net isolation card network seletion signals plug-in units the JP3 of network selecting control signal output interface 5-2.
Present embodiment has designed the method for multiple computer on/off:
1, as common computing machine, by pressing start (PWR ON/OFF) the button K1 on the register face and (RESET) button K2 startup and shutdown that reset.
2, the signal that receives telepilot by infrared remote receiver 6-3, is realized by the telepilot startup and shutdown the decoding of remote control coding by receiving circuit and single-chip microcomputer inside.
3, by reading the content of IC-card 6-4, whether meet the requirements, realize having ready conditions switching computer, and visit Intranet or outer net conditionally according to IC-card.The condition of start in this case,, shutdown and visit Intranet, outer net can be varied.
4, many such computing machines are connected into network by standard serial interface such as RS232 mouth, control these network computers by a principal computer (for example teacher computer), every network computer receives the switching on and shutting down signal by RS232, take the switching on and shutting down action, or receive the signal of visit Intranet or outer net by RS232, enter corresponding network, this occasion that is applied in the computer classroom of similar school is very useful, and can avoid the teacher to pursue the loaded down with trivial details phenomenon of platform start.
5, by button or by computer run software and serial port of single chip computer communication, set in advance the time of switching on and shutting down, can reach the purpose of timed power on/off.
Which kind of power on-off modes computing machine adopts actually, also promptly when single-chip microcomputer 4 is selected control signal in P11, P10 mouth output control computer start and the level signal that resets with at P00 mouth output network, depend on the single-chip microcomputer internal processes, various method for start-up and shutdown all have the support of corresponding single-chip microcomputer internal processes in the utility model, various method for start-up and shutdown can use separately, also can comprehensively use prioritized as required when comprehensive use selectively.
Lift the example explanation course of work of the present utility model below:
Connect into network by many computing machines by standard RS232 serial line interface, circuit of the present utility model all has been installed, this means: the JP4 in the power circuit 1 docks with the computer motherboard power connection, JP5 docks with main frame ATX power connection, and JP1 in computer booting and the reset signal delivery outlet and JP2 with computer motherboard on starting-up signal patch pin and reset signal patches at connecing, network selecting control signal output interface 5-2 docks with two net isolation card network selecting switch connectors, and the output terminal of start button on the register face (PWR ON/OFF) and reset key (RESET) docks with main frame start and reset signal input interface respectively.
Take to read the IC-card power on-off modes.Referring to Fig. 1, when computing machine plugs in, circuit of the present utility model is started working because of the power supply of 5VSB standby power is arranged, at this moment, the internal processes of single-chip microcomputer 4 shields automatically by P15, the remote control switch signal of the keyswitch machine signal of P16 input and P32 input, from P35, P36, P37 reads in the information on the IC-card, compare with the information in the internal processes, if this machine of information conforms on IC-card start condition then send signal from P11 or P10 mouth and make computer motherboard obtain start or reset signal by computer booting and reset signal delivery outlet 5-1, information on the IC-card does not meet this machine start condition and then can not start shooting, if information conforms visit Intranet on the same IC-card or visit outer net or two net can both be visited, then send signal and open corresponding network channel by network selecting control signal delivery outlet 5-2 from the P00 mouth of single-chip microcomputer 4, the information on the IC-card do not meet the accesses network condition then network channel close.
If the user does not have IC-card or IC-card to damage, managerial personnel can pass through the RS232 network, send signal by main control computer by P30 or P31 mouth and make the network of relation machine obtain start or reset signal by level translator 6-1 and then by standard RS232 serial line interface 6-2.It is also like this to shut down computer, the single-chip microcomputer internal processes is by detecting the off signal of P12 mouth behind the computer booting, reaching external switch-button after start (PWR ON/OFF) and reset key (RESET) all can not shut down, computing machine can not reset, and whether the information that must verify IC-card allows shutdown, if permission is shut down then shut down computer by system command, reach the purpose of safe handling computing machine.Different like this IC-cards just can reach different switching on and shutting down effects, in this example, the general staff can use the IC-card of only opening my computing machine, the supvr can use and can open the IC-card that my computing machine can be opened other network machines again, also the IC-card that can only open computing machine and can not shut down computer can be set when needing.The information and the single-chip microcomputer internal processes that change IC-card in a word can obtain diversified method for start-up and shutdown.
The utility model can also be realized the application that other more switching on and shutting down are used and entered network, for example obtains computer on/off and the License Info that enters network by fingerprint recognition, makes that the security of computing machine and network is higher.
Claims (8)
1, a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine, it is characterized in that: circuit is mainly by single-chip microcomputer (4), computer booting and reset signal input interface (2), computer booting and reset signal input circuit (6), computer on/off mode signal output interface (5), power circuit (1) is formed, the input end of computer booting and reset signal input interface (2) be used for respectively with register face on start button and the reset button plug-in unit or the line terminal that dock, the output terminal of computer booting and reset signal input interface (2), the output terminal of computer booting and reset signal input circuit (6), the signal input part of computer on/off mode signal output interface (5) is connected to each port of the I/O mouth of single-chip microcomputer (4), the output terminal of computer on/off mode signal output interface (5) is to be used for and computer motherboard and plug-in unit that is connected with other integrated circuit boards or line terminal, the input end of power circuit (1) is connector or the line terminal that is connected to computer motherboard power supply and main frame ATX power supply, and the output terminal of power circuit (1) is connected to the working power port of each interlock circuit of the utility model.
2, according to the described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine of claim 1, it is characterized in that: described computer booting and reset signal input circuit (6) are IC-card card reading slot (6-4) or infrared receiving terminal (6-3) or standard serial interface (6-2) or real time clock circuit (6-5), it also can be IC-card card reading slot (6-4), infrared receiving terminal (6-3), standard serial interface (6-2), the combination of real time clock circuit (6-5), their output terminal is connected to the I/O mouth of single-chip microcomputer (4), wherein the input end of standard serial interface (6-2) is connected with the I/O mouth of single-chip microcomputer (4) by level translator (6-1), described host switch machine mode signal output interface (5) comprising: computer booting and reset signal output interface (5-1) and network selecting control signal output interface (5-2), the output terminal of computer booting and reset signal output interface (5-1) be can be respectively with computer motherboard on starting-up signal patch pin and patch connector or the line terminal that pin is connected with reset signal, the output terminal of network selecting control signal output interface (5-2) is to patch connector or the line terminal that pin is connected with two net isolation card network selecting switches.
3, according to claim 1 or 2 described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine, it is characterized in that: a port of certain eight I/O mouth of described single-chip microcomputer (4) also links to each other with shutdown test signal circuit (3), the output terminal of power circuit (1) is an output+5VSB standby voltage, + 5V computer operation voltage, the plug-in unit or the line end on ground, wherein+5VSB standby voltage output end is connected to single-chip microcomputer (4), level translator (6-1), standard serial interface (6-2), infrared receiving terminal (6-3), IC-card card reading slot (6-4), the working power port of real time clock circuit (6-5), power circuit (1)+5V operating voltage output terminal be connected to the shutdown test signal circuit (3) the working power port.
4, according to claim 1 or 2 described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine, it is characterized in that: described circuit is with the form of interior plug-in card, CD box or floppy drive box, be installed in the computer host box, IC-card card reading slot (6-4) and infrared receiving terminal (6-3) are installed on the computer host box panel.
5, according to the described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine of claim 3, it is characterized in that: described circuit is with the form of interior plug-in card, CD box or floppy drive box, be installed in the computer host box, IC-card card reading slot (6-4) and infrared receiving terminal (6-3) are installed on the computer host box panel.
6, according to claim 1 or 2 described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine, it is characterized in that: described standard serial interface (6-2) is a standard RS232 interface, or the RS485 interface, or standard USB interface.
7, according to the described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine of claim 3, it is characterized in that: described switching on and shutting down test signal circuit (3) is made up of the resistance of two series connection, one end of resistance in series connects the direct current seedbed, the other end connects computing machine+5V operating voltage, and the mid point of resistance in series connects a port of certain eight I/O mouth of single-chip microcomputer (4).
8, according to the described a kind of circuit of realizing the multiple method for start-up and shutdown of computing machine of claim 4, it is characterized in that: described switching on and shutting down test signal circuit (3) is made up of the resistance of two series connection, one end of resistance in series connects the direct current seedbed, the other end connects computing machine+5V operating voltage, and the mid point of resistance in series connects a port of certain eight I/O mouth of single-chip microcomputer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03216797 CN2624274Y (en) | 2003-04-27 | 2003-04-27 | Circuit for implementing multiple computer start up and shut down methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03216797 CN2624274Y (en) | 2003-04-27 | 2003-04-27 | Circuit for implementing multiple computer start up and shut down methods |
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| Publication Number | Publication Date |
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| CN2624274Y true CN2624274Y (en) | 2004-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03216797 Expired - Fee Related CN2624274Y (en) | 2003-04-27 | 2003-04-27 | Circuit for implementing multiple computer start up and shut down methods |
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| CN (1) | CN2624274Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101351007B (en) * | 2008-09-09 | 2011-12-21 | 华为终端有限公司 | Method and apparatus for implementing one-key type computer opening/closing |
| CN103106358A (en) * | 2011-11-15 | 2013-05-15 | 研祥智能科技股份有限公司 | Method and device for distributing computer system permissions |
| TWI474160B (en) * | 2011-03-07 | 2015-02-21 | Quanta Comp Inc | Computer system and operation method applicable thereto |
-
2003
- 2003-04-27 CN CN 03216797 patent/CN2624274Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101351007B (en) * | 2008-09-09 | 2011-12-21 | 华为终端有限公司 | Method and apparatus for implementing one-key type computer opening/closing |
| TWI474160B (en) * | 2011-03-07 | 2015-02-21 | Quanta Comp Inc | Computer system and operation method applicable thereto |
| CN103106358A (en) * | 2011-11-15 | 2013-05-15 | 研祥智能科技股份有限公司 | Method and device for distributing computer system permissions |
| CN103106358B (en) * | 2011-11-15 | 2018-03-02 | 研祥智能科技股份有限公司 | The method and apparatus for distributing computer system authority |
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