CN102375519A - Device and method for controlling power supply of hard disk - Google Patents
Device and method for controlling power supply of hard disk Download PDFInfo
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- CN102375519A CN102375519A CN2010102473035A CN201010247303A CN102375519A CN 102375519 A CN102375519 A CN 102375519A CN 2010102473035 A CN2010102473035 A CN 2010102473035A CN 201010247303 A CN201010247303 A CN 201010247303A CN 102375519 A CN102375519 A CN 102375519A
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Abstract
The invention relates to a device and method for controlling a power supply of a hard disk. The device supports a super user and a common user, and controls a plurality of hard disks; the super user sets up the permitted hard disk for each user, and sets up the permitted start-up moment or the time range and the permitted time length after start-up for each common user; when a computer is started or reset, the device keeps the computer at a reset status and judges whether the operator is legal; if legal, the power supply of the hard disk which is allowed to utilize by the user is opened, a reset signal is stopped, and the computer is restarted. The device and the method can be used for starting the computer by the legal user, achieving the data isolation among the users, realizing the data sharing among the users, and managing the start-up moment and the computer operation time of the common user.
Description
Technical field
The present invention relates to a kind of device and method of controlling the hard disk power supply, belong to the computer equipment field.
Background technology
Along with economy and development of science and technology, computer utility is more and more general.People use a computer and store trade secret, television data and individual document or the like; The safe class of these data is different; For safe class very high trade secret and individual document; The user always hopes that they are quite safe, and hopes that when not using these data, the hard disk that can will store these data breaks off from computing machine; The data that can guarantee its storage has like this also significantly reduced the risk of being stolen by the network wooden horse simultaneously not by other people cold call when using this computing machine.
Based on prior art, some management softwares can only partly satisfy the demand with software encryption and decryption mode; Because these management softwares also are installed in the operation system of computer, be easy to be destroyed, in case be destroyed, just lose any management function.
The problem that prior art can't resolve:
One: must use the management software of operating system installation that computing machine and user are managed.
Two: management software must be installed to particular system, and operating system is had dependence, not general.
Three: the ability that the hardware of existing computer system itself does not have autonomous access or breaks off hard disk can't guarantee data security from hardware.
Four: a plurality of users of computing machine generally want share operating system and hard-disc storage, are prone to divulge a secret, and can't guarantee personal data safety.
Summary of the invention
The invention provides the device and method of control hard disk power supply, solved the problem that exists in the above-mentioned prior art.
The technical scheme that the present invention adopts provides a kind of device of controlling the hard disk power supply, and this device comprises computer motherboard, computer power supply, hard disc module, switch module, voucher read module, MIM message input module, information acquisition module, information storage module, interface module; Administration module resets; Energy supply control module, real-time clock module, control module; The auditory tone cues module, the visual cues module;
Computer motherboard comprises reset switch terminal, power switch terminal, connects a plurality of hard-disk interfaces of hard disk; The reset switch that the reset switch that the reset switch terminal of computer motherboard is used to connect computing machine and the administration module that resets comprise, these two switches are parallelly connected, any one switch cuts out, can both be with the computing machine that resets; The power switch terminal of mainboard is used to connect the power switch of computing machine and the switch that energy supply control module comprises, and these two switches are parallelly connected, in the time of computer operation, and any one switch closure, the power supply that can both shut down computer;
Computer power supply, its operation circuit are connected to the power switch terminal on the computer motherboard; When computing machine is in power-down state, computed power switch opening power; When computing machine is in power-up state, computed power switch powered-down, through the switch that closed energy supply control module comprises, the power supply of also shutting down computer; The hard disk that computer power supply controls for switch module through switch module provides electric power.
The data cable of the polylith hard disk that hard disc module comprises is received hard-disk interface, the power lead of mainboard respectively and is received the power switch that switch module comprises respectively;
Switch module comprises a plurality of power switches; The input end of power switch is connected to the power supply output of computer power supply, power supply input, the control line that output terminal is connected to the hard disk in the hard disc module is connected to control module; Control module is through closure or break off said power switch, and connection or cut-out computer power supply are to the power lead of hard disk;
The voucher read module comprises a kind of reading device that is used to store the physical medium of data; The communication line of this reading device is connected to control module, and control module uses this communication line, through respective protocol and reading device communication, obtains to be used to store the data of the physical medium storage of data.Said physical medium is one or more combinations in smart card, magnetic card, radio-frequency card, resident identification card, bar code, information button, USB flash disk, the USB token.
MIM message input module comprises a kind of manual message input device; The communication line of this message input device is connected to control module, and control module is used this communication line, passed through respective protocol and message input device communication, obtains the data of user's manual operations input.Said message input device is one or more combinations in mechanical key, induced key, dial-up disc type mechanical cipher input media, touch-screen, the electronics board.
Information acquisition module comprises a kind of data collector that obtains the biological data at certain position of human body; The communication line of this data collector is connected to control module, and control module is used this communication line, passed through respective protocol and data collector communication, obtains the biological data of corresponding human body region.Said data collector is one or more combinations in fingerprint capturer, palmmprint collector, iris capturing device, types of facial makeup in Beijing operas collector, voice collecting device, the vein collector.
Information storage module comprises the data storage carrier that data are not lost after a kind of power down that is used to store data; Its communication line is connected to control module, and control module is used this communication line, passed through respective protocol and memory storage communication, sends to this memory storage to the data of needs storage and preserves, and can also read the data that this memory storage is preserved.Said data storage carrier is an eeprom chip, SPI flash chip, NOR flash chip, one or more combinations in the nand flash memory chip.
Interface module connects computing machine through corresponding communication line, and control module is through this interface module and computing machine communication.Said interface module is one or both in usb interface module, the serial interface module.
The administration module that resets comprises switch, the two ends of this switch be connected to computer motherboard the reset switch terminal, and the reset switch that is connected with computing machine parallelly connected; Behind the electricity, work as switch closure on computers, computing machine is reset, and when the switch disconnection, the reset signal of computing machine does not receive the said management module controls that resets; Reset administration module through the reset voltage at two ends of switch of computing machine of detection being used to of resetting that administration module comprises, can obtain computer mode; When the logic level of switch ends voltage equates, computing machine is reset,, computing machine unequal when the logic level of switch ends voltage is in normal operating conditions; Computing machine has two states: reset mode and normal operating conditions.
Energy supply control module comprises switch, and the two ends of this switch are connected to the power switch terminal of computer motherboard, the power switch parallel connection that also is connected with computing machine; In operate as normal, when this switch closure, computer power supply is received the powered-down signal, is begun to handle this power request of shutting down computer; When the switch disconnection, closing of computer power supply do not controlled by said energy supply control module.
Real-time clock module, its communication line is connected to control module, comprises real-time timepiece chip.Control module is used to be provided with and obtain the temporal information of real-time clock module; This module comprises battery, after computer power supply is closed, and the work about electric power that real-time timepiece chip uses battery to provide;
Control module is the information processing centre of the device that proposes of the present invention; Control module connects and other modules of control have: switch module, voucher read module, MIM message input module, information acquisition module, information storage module, interface module; The administration module that resets, real-time clock module, energy supply control module; The auditory tone cues module, the visual cues module.
Control module through the reset voltage at two ends of switch of computing machine of detection being used to of resetting that administration module comprises, can be obtained computer mode; When the logic level of switch ends voltage equates, computing machine is reset,, computing machine unequal when the logic level of switch ends voltage is in normal operating conditions; Computing machine has two states: reset mode and normal operating conditions.
The auditory tone cues module is connected to control module; Control module provides auditory tone cues through this auditory tone cues module of control to the user, the guides user operation.Said auditory tone cues module comprises one or both in hummer, the loudspeaker.
The visual cues module is connected to control module; Control module provides visual cues through this visual cues module of control to the user, the guides user operation.Said visual cues module comprises one or both in LCD MODULE, the pilot lamp.
Another aspect of the present invention provides a kind of method of controlling the hard disk power supply, comprises following steps:
Steps A: after operator's power-on, control module remains on reset mode to computing machine;
Step B: control module perhaps plays sound through display message, points out current operator to show, import, select, perhaps scan the data that are used to discern its identity, and control module is analyzed these data, judges its identity;
Step C:, then get into the computed flow process of power user if current operator's identity is the power user;
Step D:, then get into the computed flow process of domestic consumer if current operator's identity is a domestic consumer;
Step e: if the judging identity process has surpassed predetermined times or time, control module is closed computer power supply;
Step F: after the computed flow process of power user or domestic consumer finished, control module remained on reset mode to computing machine, and execution in step B again.
The computed workflow of power user among the step C comprises:
Step C1: control module is opened one or the power supply of polylith hard disk allowing the power user to use according to power user's configuration data, discharges computer reset signal then, makes computer run;
Step C2: communication line receive and process computer software send the order of control module through being connected to computing machine;
Step C3: the reset signal of control module detection computations machine, if find that computing machine is reset, then finish the computed flow process of power user.
The computed workflow of domestic consumer among the step D comprises:
Step D1: control module is opened one or the power supply of polylith hard disk allowing domestic consumer to use according to the configuration data of domestic consumer, discharges computer reset signal then, makes computer run;
Step D2: the fixed time before or after discharging computer reset signal, control module is obtained current time from clock module, and the mark current time is the initial moment;
Step D3: control module judges whether to allow this domestic consumer to use a computer in the initial moment, as not allowing, then through the energy supply control module power supply of shutting down computer;
Step D4: control module is obtained the current time from real-time clock module, and according to the initial moment, obtains the time that domestic consumer uses computer;
Step D5: if domestic consumer uses the time of computer to exceed the time that allows this domestic consumer to use computer, control module is through the energy supply control module power supply of shutting down computer;
Step D6: the reset signal of control module detection computations machine, if find that computing machine is reset, then finish the computed flow process of domestic consumer.
Beneficial effect:
One: the device that the present invention proposes, its management to computing machine does not rely on operating system, can manage the user who uses any operating system.
Two: the device that the present invention proposes is verified user's identity when computing machine resets, have only validated user to use.
Three: the device that the present invention proposes can be according to user's configuration data, and autonomous decision should be opened the power supply of which hard disk, should just start computer run to the power-off of which hard disk then, guarantees data security from hardware.
Four: only used by a user through specifying a certain hard disk, system or the data that can realize this user are avoided being destroyed or divulging a secret not by any other customer impact.
Five: used by a plurality of users through specifying a certain hard disk, can realize that a plurality of users share through this hard disk; The ability share operating system also can the shared data file.
Six: the moment and the start back that the power user can be provided with the start of domestic consumer allows the time of operation, the accurately use of control computer.
Description of drawings
Fig. 1 is a kind of structured flowchart of controlling the device of hard disk power supply provided by the invention.
Fig. 2 is a kind of computer starting workflow diagram of controlling the device of hard disk power supply provided by the invention.
Fig. 3 is a kind of computed workflow diagram of power user of controlling the device of hard disk power supply provided by the invention.
Fig. 4 is a kind of computed workflow diagram of domestic consumer of controlling the device of hard disk power supply provided by the invention.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, combine accompanying drawing at present, embodiment of the present invention is done further detailed description, but not as to qualification of the present invention.
Device provided by the invention comprises computer software and hardware two parts, and computer software is meant the user's configuration software that operates in the computing machine, and this software is mainly accomplished following task.
1: create new user,, be set the moment that allows user's start, the start back is set allows the computed time span of user for this user distributes one, polylith or whole hard disks; According to real needs be used in for the user divides the start authentication the physical medium that is used to store data, for the user be provided with the start authentication input information, or gather the authentication of biological data when starting shooting at certain position of human body of user.
2: the deletion user, this user can not start this computing machine after the deletion.
3: the configuration information of revising the user; This information comprises the hard disk list that allows the user to use, the moment of user's start; Start back allows the computed time span of user, and for the user start shooting being used for of distributing authentication physical medium data, be the biological data at the input information of the start authentication of user's setting, certain position of user's human body of perhaps being gathered.
The hardware components that device provided by the invention comprises, its block diagram is as shown in Figure 1, and this device comprises computer motherboard 101; Computer power supply 102, hard disc module 103, switch module 104, voucher read module 105, MIM message input module 106, information acquisition module 107, information storage module 108, interface module 109, the administration module 110 that resets, energy supply control module 111; Real-time clock module 112; Control module 113, auditory tone cues module 114, visual cues module 115.
Computer motherboard 101 comprises four hard-disk interfaces, a reset switch terminal, a power switch terminal.
Computer power supply 102, its power control circuit are connected to the power switch terminal of computer motherboard 101.
Hard disc module 103 comprises four hard disks, the power supply output of the power switch that the data circuit of these four hard disks is connected respectively on the hard-disk interface of computer motherboard 101, power lead is connected to switch module 104 respectively.
Switch module 104 comprises four switches (main devices comprises relay); Power supply output, the power supply output that the input of the power supply of switch connects computer power supply 102 is connected to the power supply input of the hard disk that hard disc module 103 comprises.
Voucher read module 105 comprises an intelligent card read/write device; Control module 113 uses the UART communication line that is connected to intelligent card read/write device, through intelligent card read/write device agreement and intelligent card read/write device communication, obtain user's identity information, the user identity when being used to start shooting is judged.
MIM message input module 106 comprises a keyboard; Control module 113 uses the communication line that is connected to keyboard, through keypad protocol and keyboard communication, obtain the identity information of the manual input of user, the user identity when being used to start shooting is selected or is judged.
Information acquisition module 107 comprises an iris capturing module (cmos sensor of main devices bag); Control module 113 uses the data bus that is connected to the iris capturing module, through respective protocol and iris capturing module communication, obtain user's iris data, the user identity when being used to start shooting is judged.
Information storage module 108, flash memory in the sheet of the ARM single chip computer AT SAM3U4EA that this module use control module 113 is comprised is preserved data.
Interface module 109, the USB interface of the ARM single chip computer AT SAM3U4EA that this module use control module 113 is comprised is with the computing machine communication.
Administration module 110 (main devices comprises the analog switch chip SGML3003 of SG-MICRO company) resets.The public terminal of analog switch SGML3003 is connected to the reset switch terminal of computer motherboard 101, the reset switch parallel connection that also is connected with computing machine with normal beginning, and this analog switch remains on normally open usually.Control module 113 is through closed this analog switch, and triggering also, the hold reset signal forces computing machine to reset; Control module 113 is cancelled the forced resetting to computing machine through breaking off this analog switch.
Reset administration module 110 also through two input pins among the GPIO of single chip computer AT SAM3U4EA, report the voltage at reset switch two ends to control module 113, control module 113 can obtain the state of computing machine through this two-way voltage.When the logic level of switch ends voltage equates, computing machine is reset,, computing machine unequal when the logic level of switch ends voltage is in normal operating conditions; Computing machine has two states: reset mode and normal operating conditions.
Energy supply control module 111 (main devices comprises the analog switch chip SGML3003 of SG-MICRO company).The public terminal of analog switch SGML3003 is connected to the power switch terminal of computer motherboard 101, also parallelly connected with the power switch that is connected with normal beginning, and this analog switch remains on normally open usually.Control module 113 through closed this analog switch, power supply signal forced closing computer power supply triggers and keeps shut; Control module 113 is cancelled the powered-down signal through breaking off this analog switch.
Real-time clock module 112, real-time clock in the sheet of the ARM single chip computer AT SAM3U4EA that this module use control module 113 is comprised.
Control module 113 (main devices comprises the ARM single chip computer AT SAM3U4EA of U.S. ATMEL semiconductor company and the high-speed asynchronous static memory IS61WV12816 of ISSI company).ARM single chip computer AT SAM3U4EA has USB interface, SPI interface, I2S interface, UART interface and a large amount of GPIO pin, can also connect 16 bus static memories; The storage space of memory I S61WV12816 is 16 of 128K width.
Single chip computer AT SAM3U4EA is through four switches of four GPIO output pin CS modules 104; Connect the intelligent card read/write device that voucher read module 105 comprises through the UART interface; The keyboard that comprises through GPIO input and output pin link information load module 106; Iris capturing module through data bus link information acquisition module 107; Connect USB interface of computer through USB interface; Connect the control end of the reset switch that the administration module 110 that resets comprises through the GPIO output pin, connect the two ends of the reset switch that the administration module 110 that resets comprises, connect the control end of the power switch that power management module 111 comprises through the GPIO output pin through two-way GPIO input pin.Be connected auditory tone cues module 114 through the I2S interface with the GPIO pin, be connected LCD MODULE and the pilot lamp that visual cues module 115 comprises with address bus and GPIO output pin through data bus.
Auditory tone cues module 114 (main devices comprises the TLV320AIC33 of TI company, loudspeaker and hummer) can drive loudspeaker and play voice, drives hummer and sends caution sound; Be used to point out the user, the guides user operation.
Information display module 106 (main devices comprises the graphic dot matrix LCD MODULE and the pilot lamp of a 8 EBIs) can display text or graphical information, light and extinguish pilot lamp; Be used to point out the user, the guides user operation.
Fig. 2 is a kind of computer booting workflow diagram of controlling the device of hard disk power supply provided by the invention.
Step 201: step begins, and forwards step 202 then to;
Step 202: the operator opens computer power supply, forwards step 203 then to;
Step 203: control module remains on reset mode to computing machine, forwards step 204 then to;
Step 204: control module perhaps plays sound through display message, points out current operator to show, import, select, perhaps scan the data that are used to discern its identity, and control module is analyzed these data, judges its identity, forwards step 205 then to;
Step 205:, then get into the computed flow process of power user (step 206) if current operator's identity is the power user; The computed flow process of power user (step 206) is returned step 203 after finishing; Otherwise forward step 207 to;
Step 207:, then get into the computed flow process of domestic consumer (step 208) if current operator's identity is a domestic consumer; The computed flow process of domestic consumer (step 208) is returned step 203 after finishing; Otherwise forward step 209 to;
Step 209: whether the judging identity process of judging current operator has surpassed predetermined times or time, if surpassed predetermined times or time, then forwards step 210 to; Otherwise get back to step 204;
Step 210: control module is through display message or play sound, and points out current operator's judging identity overtime, and computing machine will be closed, and gets into countdown; Countdown forwards step 211 to after finishing;
Step 211: control module is closed computer power supply through energy supply control module;
Step 212: computer power supply is closed, and control module is in power-down state.。
Fig. 3 is a kind of computed workflow diagram of power user of controlling the device of hard disk power supply provided by the invention.
Step 301: begin to get into the computed flow process of power user, forward step 302 then to;
Step 302: the current operator of control module mark is the power user, forwards step 303 then to;
Step 303: control module is opened one or the power supply of polylith hard disk that allows the power user to use, and forwards step 304 then to;
Step 304: the control module initialization is connected to the communication line of computing machine, cancels reset signal, starts computer run, forwards step 305 then to;
Step 305: control module detects the order whether receive that computer user's configuration software sends, if receive then forward step 306 to; Otherwise forward step 307 to;
Step 306: control module is accomplished computer user's configuration software and is sent to its order, forwards step 307 then to;
Step 307: control module detection computations machine reset signal, be not reset if find computing machine, then return step 305, otherwise forward step 308 to;
Step 308: the computed flow process of power user finishes.
Fig. 4 is a kind of computed workflow diagram of domestic consumer of controlling the device of hard disk power supply provided by the invention.
Step 401: begin to get into the computed flow process of domestic consumer, forward step 402 then to;
Step 402: the current operator of control module mark is a domestic consumer, and obtains current time from clock module, and the mark current time is the initial moment, forwards step 403 then to;
Step 403: control module judges whether to allow this domestic consumer to use this computing machine in the initial moment, if do not allow, then forwards step 404 to; Otherwise forward step 405 to;
Step 404: it is limited that this user of control module prompting opens computing machine, and get into countdown; Countdown forwards step 410 to after finishing;
Step 405: control module is opened one or the power supply of polylith hard disk that allows this user to use, and closes the communication line that is connected to computing machine, cancels reset signal, starts computer run, and step forwards 406 to then;
Step 406: control module judges that this domestic consumer has unrestrictedly the computed time, if unrestricted, then forwards step 411 to; Otherwise forward step 407 to;
Step 407: control module is obtained the current time from real-time clock module, forwards step 408 then to;
Step 408: control module judges according to the current time and the initial moment whether this user finishes the computed time, if finish, then forwards step 409 to; Otherwise forward step 411 to;
Step 409: this user of control module prompting finishes the computed time, and gets into countdown, user's power supply of should initiatively shutting down computer as early as possible; Countdown forwards step 410 to after finishing;
Step 410: control module output repositioning information number resets computing machine the control module output power supply signal of shutting down computer then, the power supply of shutting down computer;
Step 411: control module detection computations machine reset signal if detected reset signal, then forwards step 412 to; Otherwise get back to step 406;
Step 412: the computed flow process of domestic consumer finishes.
More than combine Fig. 1,2,3,4; The device and method of the control hard disk power supply that the present invention is proposed has carried out detailed introduction; Having used a concrete example among this paper sets forth principle and method of the present invention and embodiment; These set forth principle and the method that only is used to express this invention, are not used for limiting this invention; Simultaneously,,, the modification that the foregoing description is proposed, be equal to replacement, improvement etc., all should be included within protection scope of the present invention according to principle of the present invention for those skilled in the art.
Claims (10)
1. device of controlling the hard disk power supply, this device is characterised in that said device comprises: switch module, interface module, the administration module that resets, information storage module, control module;
Said switch module is connected to control module, is used to control the power supply of a plurality of hard disks;
Said interface module is connected to control module, is used to connect this device to computing machine;
The said administration module that resets is connected to control module, is used to realize that computing machine resets and whether the detection computations machine is reset;
Said information storage module is connected to control module, is used for record and provides this to install employed data;
Said control module; Through interface module and computing machine communication; Control the power supply of a plurality of hard disks through switch module, through the administration module that resets realize resetting the reset signal of computing machine and monitoring computer, through the employed data of information storage module this device of record.
2. a kind of device of controlling the hard disk power supply according to claim 1, it is characterized in that: said device further has real-time clock module, energy supply control module:
Said real-time clock module is connected to control module, comprises real-time timepiece chip, is used to provide temporal information, and comprises battery, the work about electric power of after computer power supply is closed, using battery to provide;
Said energy supply control module is connected to control module, is used for the control computer power supply.
3. according to the described a kind of device of controlling the hard disk power supply of any claim of claim 1-2, it is characterized in that: said device further has the voucher read module:
Said voucher read module comprises a kind of reading device that is used to store the physical medium of data; The communication line of this reading device is connected to control module, and control module is used this communication line, passed through respective protocol and reading device communication, obtains the data of physical medium storage.
4. according to the described a kind of device of controlling the hard disk power supply of any claim of claim 1-2, it is characterized in that: said device further has MIM message input module:
Said MIM message input module comprises a kind of manual message input device; The communication line of this message input device is connected to control module, and control module is used this communication line, passed through respective protocol and message input device communication, obtains the data of user's manual operations input.
5. according to the described a kind of device of controlling the hard disk power supply of any claim of claim 1-2, it is characterized in that: said device further has information acquisition module:
Said information acquisition module comprises a kind of data collector that obtains the biological data at certain position of human body; The communication line of this data collector is connected to control module, and control module is used this communication line, passed through respective protocol and data collector communication, obtains the biological data of corresponding human body region.
6. according to the described a kind of device of controlling the hard disk power supply of any claim of claim 1-2, it is characterized in that: said device further has the auditory tone cues module:
Said auditory tone cues module is connected to control module, has sound-producing device, under the control of control module, sends the body sound.
7. according to the described a kind of device of controlling the hard disk power supply of any claim of claim 1-2, it is characterized in that: said device further has the visual cues module:
Said visual cues module is connected to control module, has the visual information suggestion device, under the control of control module, shows visual information.
8. method of work of controlling the device of hard disk power supply is characterized in that: comprise following steps:
Steps A: after operator's power-on, control module remains on reset mode to computing machine;
Step B: control module perhaps plays sound through display message, points out current operator to show, import, select, perhaps scan the data that are used to discern its identity, and control module is analyzed these data, judges its identity;
Step C:, then get into the computed flow process of power user if current operator's identity is the power user;
Step D:, then get into the computed flow process of domestic consumer if current operator's identity is a domestic consumer;
Step e: if the judging identity process has surpassed predetermined times or time, control module is closed computer power supply;
Step F: after the computed flow process of power user or domestic consumer finished, control module remained on reset mode to computing machine, and execution in step B again.
9. a kind of method of work of controlling the device of hard disk power supply according to claim 8 is characterized in that: the computed flow process of the power user of said step C comprises the steps:
Step C1: control module is opened one or the power supply of polylith hard disk allowing the power user to use according to power user's configuration data, discharges computer reset signal then, makes computer run;
Step C2: communication line receive and process computer software send the order of control module through being connected to computing machine;
Step C3: the reset signal of control module detection computations machine, if find that computing machine is reset, then finish the computed flow process of power user.
10. a kind of method of controlling the hard disk power supply according to claim 8 is characterized in that: the computed flow process of the domestic consumer among the said step D comprises the steps:
Step D1: control module is opened one or the power supply of polylith hard disk allowing domestic consumer to use according to the configuration data of domestic consumer, discharges computer reset signal then, makes computer run;
Step D2: the fixed time before or after discharging computer reset signal, control module is obtained current time from clock module, and the mark current time is the initial moment;
Step D3: control module judges whether to allow this domestic consumer to use a computer in the initial moment, as not allowing, then through the energy supply control module power supply of shutting down computer;
Step D4: control module is obtained the current time from real-time clock module, according to the initial moment, obtains the time that domestic consumer uses computer;
Step D5: if domestic consumer uses the time of computer to exceed the time that allows this domestic consumer to use computer, control module is through the energy supply control module power supply of shutting down computer;
Step D6: the reset signal of control module detection computations machine, if find that computing machine is reset, then finish the computed flow process of domestic consumer.
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| CN108197457A (en) * | 2017-12-20 | 2018-06-22 | 新华三技术有限公司 | Hard disk secure control method and device |
| CN108351949A (en) * | 2015-08-25 | 2018-07-31 | K·斯特拉特福德 | method and system for secure data storage |
| CN117076365A (en) * | 2023-10-13 | 2023-11-17 | 成都申威科技有限责任公司 | Method and system for controlling data transmissible peripheral interface of computer |
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| CN108197457B (en) * | 2017-12-20 | 2021-04-06 | 新华三技术有限公司 | Hard disk security control method and device |
| CN117076365A (en) * | 2023-10-13 | 2023-11-17 | 成都申威科技有限责任公司 | Method and system for controlling data transmissible peripheral interface of computer |
| CN117076365B (en) * | 2023-10-13 | 2024-01-30 | 成都申威科技有限责任公司 | Method and system for controlling data transmissible peripheral interface of computer |
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Application publication date: 20120314 |