CN1622074A - Apparatus and method for data exchange based on computer and USB device - Google Patents
Apparatus and method for data exchange based on computer and USB device Download PDFInfo
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- CN1622074A CN1622074A CN 200310115296 CN200310115296A CN1622074A CN 1622074 A CN1622074 A CN 1622074A CN 200310115296 CN200310115296 CN 200310115296 CN 200310115296 A CN200310115296 A CN 200310115296A CN 1622074 A CN1622074 A CN 1622074A
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Abstract
The datan exchange device based on computer and USB device includes main controller module, data memory, bus drive module, USB HOST module, USB An interface, power supply interface, and computer floppy drive interface. The computer floppy drive interface is connected via bus to the bus drive module and connected via bus to USB HOST module, main controller module and data memory separately. The main controller module is connected via the control line to USB HOST module with interruption signal connected to the main controller module. The USB HOST module is connected via signal line to the USB An interface. The present invention adopts computer floppy drive data read/write standard and specification, coincides with USB1.1 standard protocol, and makes USB flash memory disc with starting function compatible to all kinds of mainboard starting without depending on the back-up of mainboard and BIOS on USB starting.
Description
Technical field
The present invention a kind ofly carries out the device of exchanges data based on computing machine and USB device, particularly relates to a kind ofly carrying out the exchanges data computer peripheral and adopting this external unit to carry out the method for exchanges data, belongs to field of computer technology.
Background technology
At present, the mobile storage technology has obtained unprecedented popularization along with people's life improves constantly.Emerge in an endless stream especially based on USB interface equipment, popularize the widest in the USB flash drive of market at present, MP3, portable hard drive or the like, these have enriched daily life greatly.
Above-mentioned mobile storage technology common feature is all based on USB interface, all defer to every subclass agreement of usb protocol and USB mass storage class, analyze from usb protocol: the technological gap of the master and slave equipment of USB is bigger, a large amount of work is mainly finished by the USB main equipment, and slave unit only needs according to agreement, finish part and a spot of work, this also is that USB flash drive is fast-growth, a major reason of poor expandability.But because the USB technical development is too fast, therefore, still some place is unsatisfactory on using, as: current, WIN98 operating system user also has a lot, USB flash drive all must be installed earlier under WIN98 operating system and be driven, and USB flash drive itself but also must the user be with a WIN98 driving-disc as the mobile storage product, and USB flash drive mobile storage characteristic where, although racking one's brains, a lot of manufacturers of process remedy, but undecided; At present existing manufacturer releases the USB flash drive of band system start-up, but its startup basis is to be based upon under the situation that mainboard BIOS supports, still have considerable mainboard BIOS not support USB interface-based USB flash drive to start function now, early stage mainboard is very few especially; Early there is cry to advocate to replace floppy drive with USB flash drive, from then on PC does not have floppy drive, but thing is every today, it is found that and use computer still to be unable to do without floppy drive and floppy disk, floppy drive has the present irreplaceable function of a lot of USB flash drive, as: the copy in the operating system can just can directly copy file to floppy drive by " sending to floppy disk ", USB flash drive then can't realize, a lot of copyrighted softwares such as antivirus software must start authentication by flexible plastic disc, such function USB flash drive still can't substitute, therefore, though USB flash drive has possessed the major function of flexible plastic disc storage, and on the index of memory capacity head and shoulders above, but still the difficult status that replaces flexible plastic disc fully.
Summary of the invention
The technical problem to be solved in the present invention is at the deficiencies in the prior art, a kind of apparatus and method of carrying out exchanges data based on computing machine and USB device have been proposed, be implemented under the situation that does not rely on mainboard BIOS, possess the characteristic of simulation floppy drive and substitute floppy drive, and can substitute floppy drive fully and realize operating system grade and the relative application software associative operation to floppy drive, allow the function of USB flash drive compatible diskette and real alternative floppy disk.
The present invention proposes a kind ofly carries out the device of exchanges data based on computing machine and USB device, comprising: main controller module, data-carrier store, bus driver module, USB HOST module, USB A interface, power interface, computer floppy drive interface; Described computer floppy drive interface is connected to the bus driver module by bus, is connected respectively to USB HOST module, main controller module, data-carrier store by bus again; Main controller module is connected to USB HOST module by control line, and USB HOST module 4 look-at-mes are connected to main controller module; Described USB HOST module is connected to USB A interface by signal wire.
Method of carrying out the online data exchange of the present invention comprises the steps:
After powering on, main frame judges whether the A disk startup, if judge it is the A disk startup, then main frame carries out exchanges data by floppy drive interface with master controller, USB HOST module reads external USB flash disk file, master controller and guiding and the system file that main frame is required are passed main frame back, the load operation system realizes that USB flash drive starts computer system;
If not the A disk startup, judge whether that then other storage mediums start, if other storage mediums start, just directly enter operating system, then corresponding storage medium is operated.
Be unkitted at the WIN98 environment under the situation of driver, the WIN98 driving data of USB flash drive is driven passage by A and is passed to the WIN98 system, realizes the installation of device drives.
The present invention adopts the floppy drive reading and writing data standards and norms of computing machine, the standard agreement of deferring to USB1.1 is implemented under the situation that does not rely on mainboard BIOS, possess the characteristic of simulation floppy drive and substitute floppy drive, make real compatible all mainboards of USB flash drive of tape starting function start, and do not rely on mainboard and whether BIOS supports the problem that USB starts.And can substitute floppy drive fully and realize that operating system grade and relative application software to the associative operation of floppy drive, make USB flash drive have the function of compatible diskette, and real alternative floppy disk, thereby realized that the compatible A of USB flash drive coils all functions.
Description of drawings
Fig. 1 is the hardware configuration connection diagram of device of the present invention;
Fig. 2 is the process flow diagram of the method for the invention.
Embodiment
The present invention defers to the floppy drive reading and writing data standards and norms of computing machine, defers to the standard agreement of USB1.1, realizes that USB flash drive possesses except the function of self, can also replace floppy drive fully, possesses the used function of A dish.
Specifically, what the present invention proposed carries out the device of exchanges data based on computing machine and USB device, mainly comprises: power interface 1 computer floppy drive interface 2, bus driver module 3, USB HOST module 4, main controller module 5, USB A interface 6, data-carrier store 7.
Power interface 1 connects the computer power supply delivery outlet of standard, for apparatus of the present invention power supply, is connected to USB A interface 6, is the power supply of the USB device of outside.
Computer floppy drive interface 2 is connected to bus driver module 3 by bus 8, is connected respectively to USB HOST module 4, main controller module 5, data-carrier store 7 by bus 9 again.Main controller module 5 is connected to USB HOST module 4 by control line 10, and USB HOST module 4 look-at-mes are connected to main controller module 5 through 11, USB HOST module 4 signal wire D+, and D-is connected to USB A interface 6.
Power interface 1, power interface 1 are directly got computing machine+5V power supply, and the power supply of whole device is provided, and fold power supply function by USB A interface 6 for the USB flash memory of inserting on the other hand.
Computer floppy drive interface 2 is the computer floppy drive interface of standard, comprises the notebook computer floppy drive interface.
Bus driver module 3 provides the bidirectional bus driving force, and the effective isolation and the defencive function of computer motherboard and this device is provided simultaneously.
USB HOST module 4 provides with external USB equipment such as USB flash drive, the protocol analysis of communication, and exchanges data can effectively be read and write the USB flash drive data.
Main controller module 5 is control centers of this device, follows protocol conversion, coordinates overall work, carries out the exchanges data of computer floppy drive mouth and USB A mouth reliably.
In addition main controller module 5 and USB HOST module are integrated and form a USB HOST main control module, be another kind of realize by way of, mainly be to comprise USB HOST module, main controller module, and have their function concurrently.This is the problem of chip type selecting.So not emphasis narration.
The USB A interface of USB A interface 6 and standard meets the consensus standard of USB interface, is become by quad to be respectively :+5V, D-, D+, GND.
Data-carrier store 7 provides spatial cache to the data of computer floppy drive mouth and USB A mouth.Guarantee the quick exchange of data.
When USB flash drive is inserted apparatus of the present invention, the user carries out write operation to the A dish, computing machine originally enters the computer floppy drive interface 2 of the mutual instruction of floppy drive by apparatus of the present invention, after main controller module 5 obtains the computing machine write command, valid data are delivered to data-carrier store 7 by bus driver module 3 carry out buffer memory, and notice USB HOST module 4 prepares to receive data, simultaneously main controller module 5 at the external USB flash disk with floppy disk disk space mapping address, data-carrier store 7 data in buffer by the USB related protocol, are sent to the corresponding storage space of USB flash drive by USB HOST module 4 through USB A interface 6.So just realized giving USB flash drive with the data transfer of computing machine.
All operations to USB flash drive of computing machine in fact all are the read-write operations that originally A is coiled.Like this, realized the function of USB flash drive compatible diskette by apparatus of the present invention.Even if do not support the operating system of USB device can conduct interviews at the such of WIN95 like this to USB flash drive yet.Present double startup USB flash drive has all increased the promoter region, is used for the needed system file data of deposit operation system start-up, and by apparatus of the present invention, this kind USB flash drive just can be by the passage guiding start-up system of floppy drive.
Utilization the present invention utilizes USB flash drive, and the path of start-up system is as follows: computing machine powers on, mainboard CPU patrols and examines hardware device by bios program, A is driven conduct interviews, and is transformed into USB flash drive is visited, find boot partition, find system file, and the load operation system.
Below in conjunction with Fig. 2, to specifying of the principle of the method for the invention: after main frame powers on, judge whether the A disk startup.Therefore one of function of the present invention is to make that USB flash drive can be by the passage guiding start-up system of floppy drive, so main characteristics just is the processing procedure behind the A disk startup.If judge it is the A disk startup, then main frame can carry out exchanges data with the master controller of apparatus of the present invention by floppy drive interface, master controller is carried out according to the agreement (comprising sub-protocol) of USB, USB HOST module reads external USB flash disk file, master controller and guiding and the system file that main frame is required are passed back, the load operation system realizes that USB flash drive starts computer system.
If not the A disk startup, judge whether that then other storage mediums start.If other storage mediums start, just directly enter operating system, then corresponding storage medium is operated.
Under the situation that dress does not drive under the WIN98 environment, the present invention can provide a practicable solution for remedying this defective.Detailed process is: carry WIN98 in the USB flash drive and drive, under the WIN98 environment, do not install before USB flash drive is used and drive, real USB mouth does not then have the data transmission effect, but the WIN98 driving data of USB flash drive can be walked A by the present invention and drive passage and pass to the WIN98 system, realizes the installation of device drives again.
The invention enables USB flash drive in all systems that support A drives, to use,, and can on USB flash drive, realize the whole operations of operating system floppy drive and floppy disk as dos/win95/win98 or the like.
It should be noted last that: above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although the present invention is had been described in detail with reference to the foregoing description, those of ordinary skill in the art is to be understood that: still can make amendment or be equal to replacement the present invention, and not breaking away from any modification or partial replacement of the spirit and scope of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (10)
1, a kind ofly carries out the device of exchanges data, it is characterized in that, comprising: main controller module, data-carrier store, bus driver module, USB HOST module, USB A interface, power interface, computer floppy drive interface based on computing machine and USB device; Described computer floppy drive interface is connected to the bus driver module by bus, is connected respectively to USB HOST module, main controller module, data-carrier store by bus again; Main controller module is connected to USB HOST module by control line, and USB HOST module look-at-me is connected to main controller module; Described USB HOST module is connected to USB A interface by signal wire.
2, according to claim 1ly carrying out the device of exchanges data based on computing machine and USB device, it is characterized in that described power interface is directly got computing machine+5V power supply, is whole device power supply; And by of the USB flash drive power supply of described USB A interface for inserting.
3, according to claim 1ly carry out the device of exchanges data, it is characterized in that described computer floppy drive interface is the computer floppy drive interface of standard, comprise the notebook computer floppy drive interface based on computing machine and USB device.
4, according to claim 1ly carry out the device of exchanges data, it is characterized in that described bus driver module provides the bidirectional bus driving force, the effective isolation and the defencive function of computer motherboard and this device is provided simultaneously based on computing machine and USB device.
5, according to claim 1ly carry out the device of exchanges data, it is characterized in that described USB HOST module provides the protocol analysis with the external USB devices communicating based on computing machine and USB device, exchanges data, and the USB flash drive data are read and write.
6, according to claim 1ly carry out the device of exchanges data, it is characterized in that described main controller module is used to carry out protocol conversion, coordinate the exchanges data of control computer floppy drive mouth and USB A mouth based on computing machine and USB device.
7, according to claim 1ly carry out the device of exchanges data, it is characterized in that described main controller module can be integrated with USB HOST module, wholely constitute a USB HOST main control module based on computing machine and USB device.
8, according to claim 1ly carry out the device of exchanges data, it is characterized in that described data-carrier store is used for providing spatial cache to the data of computer floppy drive mouth and USB A mouth based on computing machine and USB device.Guarantee the quick exchange of data.
9, a kind of method of carrying out the online data exchange is characterized in that, comprises the steps:
After powering on, main frame judges whether the A disk startup, if judge it is the A disk startup, then main frame carries out exchanges data by floppy drive interface with master controller, USB HOST module reads external USB flash disk file, master controller and guiding and the system file that main frame is required are passed main frame back, the load operation system realizes that USB flash drive starts computer system;
If not the A disk startup, judge whether that then other storage mediums start, if other storage mediums start, just directly enter operating system, then corresponding storage medium is operated.
10, method of carrying out the online data exchange according to claim 9 is characterized in that be unkitted at the WIN98 environment under the situation of driver, the WIN98 driving data of USB flash drive is driven passage by A and passed to the WIN98 system, realizes the installation of device drives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101152963A CN100334573C (en) | 2003-11-27 | 2003-11-27 | Apparatus and method for data exchange based on computer and USB device |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2003101152963A CN100334573C (en) | 2003-11-27 | 2003-11-27 | Apparatus and method for data exchange based on computer and USB device |
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| Publication Number | Publication Date |
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| CN1622074A true CN1622074A (en) | 2005-06-01 |
| CN100334573C CN100334573C (en) | 2007-08-29 |
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| CNB2003101152963A Expired - Fee Related CN100334573C (en) | 2003-11-27 | 2003-11-27 | Apparatus and method for data exchange based on computer and USB device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100410909C (en) * | 2005-06-30 | 2008-08-13 | 联想(北京)有限公司 | Method for realizing self-operating based on monitoring mechanism |
| CN1889003B (en) * | 2005-06-28 | 2010-05-12 | 环达电脑(上海)有限公司 | Method for storing and/or reading key data |
| CN101414210B (en) * | 2007-10-19 | 2011-11-30 | 鸿富锦精密工业（深圳）有限公司 | Power supply adapter circuit |
| CN103699180A (en) * | 2012-09-27 | 2014-04-02 | 赵文志 | Novel configuration of computer |
| CN104838365A (en) * | 2012-12-13 | 2015-08-12 | 西部数据技术公司 | Methods and systems for provisioning bootable image on to external drive |
| CN110297668A (en) * | 2019-06-28 | 2019-10-01 | 无锡睿勤科技有限公司 | System, mobile terminal, control and the method for supporting terminal control mainframe memory |
| CN114863588A (en) * | 2022-07-06 | 2022-08-05 | 知迪汽车技术(北京)有限公司 | Data recorder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1234130C (en) * | 2001-09-20 | 2005-12-28 | 台均科技（深圳）有限公司 | System guiding device base on core and method for realizing said guide |
| CN1151443C (en) * | 2002-04-19 | 2004-05-26 | 深圳市盈宁科技有限公司 | Device for switching from non-software drive memory interface to software drive interface |
| CN1456976A (en) * | 2003-06-04 | 2003-11-19 | 无敌科技(西安)有限公司 | Driving programm installing method of USB interface facilities |
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2003
- 2003-11-27 CN CNB2003101152963A patent/CN100334573C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1889003B (en) * | 2005-06-28 | 2010-05-12 | 环达电脑(上海)有限公司 | Method for storing and/or reading key data |
| CN100410909C (en) * | 2005-06-30 | 2008-08-13 | 联想(北京)有限公司 | Method for realizing self-operating based on monitoring mechanism |
| CN101414210B (en) * | 2007-10-19 | 2011-11-30 | 鸿富锦精密工业（深圳）有限公司 | Power supply adapter circuit |
| CN103699180A (en) * | 2012-09-27 | 2014-04-02 | 赵文志 | Novel configuration of computer |
| CN104838365A (en) * | 2012-12-13 | 2015-08-12 | 西部数据技术公司 | Methods and systems for provisioning bootable image on to external drive |
| CN104838365B (en) * | 2012-12-13 | 2019-07-02 | 西部数据技术公司 | For configuring the method and system on bootable image to peripheral driver |
| CN110297668A (en) * | 2019-06-28 | 2019-10-01 | 无锡睿勤科技有限公司 | System, mobile terminal, control and the method for supporting terminal control mainframe memory |
| CN114863588A (en) * | 2022-07-06 | 2022-08-05 | 知迪汽车技术(北京)有限公司 | Data recorder |
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| Publication number | Publication date |
|---|---|
| CN100334573C (en) | 2007-08-29 |
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Effective date of registration: 20170426 Address after: 100055 Beijing, Guang'an, No. 305 Xicheng District street, No. two, building 10, floor 9, floor 1112 Patentee after: New venture (Beijing) Consulting Service Co., Ltd. Address before: 100085 Beijing, Haidian District information industry base on the road No. 6 Patentee before: Lenovo (Beijing) Co., Ltd. |
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Granted publication date: 20070829 Termination date: 20171127 |
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