CN2632743Y - IDE electronic hard disk - Google Patents
IDE electronic hard disk Download PDFInfo
- Publication number
- CN2632743Y CN2632743Y CN 03266242 CN03266242U CN2632743Y CN 2632743 Y CN2632743 Y CN 2632743Y CN 03266242 CN03266242 CN 03266242 CN 03266242 U CN03266242 U CN 03266242U CN 2632743 Y CN2632743 Y CN 2632743Y
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- Prior art keywords
- ide
- flash
- electronic hard
- microprocessor
- firmware
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Abstract
The utility model provides an IDE electronic hard disk which can transfer directly the data with the mainboard so as to improve greatly the transferring speed of the data, and can meet the installation demand of users system and supports various operating systems. The technical proposal is as below: the IDE electronic hard disk comprises a FLASH storage medium, a microprocessor connected through electricity with the FLASH storage medium and a firmware memory. The utility model is characterized in that: the microprocessor is connected through electricity with an interface controller, and the interface controller is provided with an IDE interface which can be connected with the mainboard.
Description
Technical field
The utility model relates to the memory device of digital data exchange, particularly a kind of IDE electronic hard disc.
Background technology
The information number consumer product developed rapidly in recent years, continuous lifting because of the flash-memory semiconductor integrated technology, flash chip is the maturation that FLASH produces (encapsulation) technology, cost constantly reduces, promote universal day by day with digital product developed of digital industry fast, make these products all use FLASH as the data storage medium.The high capacity mobile storage disc, the storage card that with the flash memory are storage medium emerge rapidly on market, and the information number consumer product that uses various flash cards in the digital product field is reduced in the consumption market fast development because of cost.But computer can only and also will use special-purpose access device by some PnP device interfaces to the FLASH data manipulation at present, and it is had a greatly reduced quality on data transmission, has brought inconvenience to the user.
The utility model content
The utility model is at above shortcomings in the prior art, provide a kind of can be directly and mainboard (BIOS) thus carry out data transfer improve data rate greatly and can satisfy user terminal system installation requirements, support the IDE electronic hard disc of various operating systems.
The technical solution of the utility model is as follows:
The IDE electronic hard disc comprises the FLASH storage medium, and microprocessor and firmware memory with this FLASH storage medium is electrically connected is characterized in that: described microprocessor is electrically connected with interface controller, and this interface controller is provided with the ide interface that can be connected in mainboard.
Described firmware memory is built in described microprocessor.
Described firmware memory is placed on described microprocessor.
Described firmware memory adopts flash chip.
Firmware program in the described flash chip adopts the flash memory storage mode.
Technique effect of the present utility model is as follows:
The utility model IDE electronic hard disc is owing to be provided with the interface controller of band ide interface by microprocessor on the basis of FLASH storage medium, make with FLASH to be that the IDE electronic hard disc of storage medium can connect pool with the ide interface of mainboard, so not only can be directly and mainboard (BIOS) carry out data transfer, also improved the transmission speed of data greatly, and can satisfy the installation requirements of user terminal system, support various operating systems.
The utility model can make full use of ide interface resource the most widely owing to adopt ide interface, can be used for the PC and the industry control device of various outfit standard ide interfaces; As storing apparatus, can fully satisfy various special dimensions data are required accurately and long demand of holding time.
The utility model makes that the low power consumption of the utility model volume is low owing to made full use of flash-memory semiconductor integrated technology and microprocessor control technology, can be used for realizing the aggregate of little Space Facilities.
Because the firmware in the firmware memory adopts the flash memory storage mode, can upgrade by software, make that the utility model is the IDE electronic hard disc maintenance back compatible of storage medium with FLASH.
Description of drawings
Fig. 1 the utility model common hardware architecture block diagram;
Fig. 2 is the software principle block scheme of the utility model FLASH read-write equipment;
Fig. 3 is the circuit theory diagrams that the utility model standard IDE interface hardware constitutes the FLASH read-write equipment;
Mark lists as follows among the figure:
101-FLASH flash chip 102-power supply stabilization circuit 103-IDE interface
104-interface controller 105-firmware memory 106-High Speed Microcontroller
107-data working storage 108-upper strata operating system 109-device driver
110-underlying operating system 111-IDE bus 112-drives firmware
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model is for being the IDE electronic hard disc of storage medium with FLASH, it comprises that the FLASH storage medium is a FLASH flash chip 101, the microprocessor that is electrically connected with FLASH flash chip 101, this microprocessor comprises High Speed Microcontroller 106 and built-in firmware memory 105 and data working storage 107, this microprocessor is electrically connected with interface controller 104, and this interface controller 104 is provided with the ide interface 103 that can be connected in mainboard.Power supply stabilization circuit shown in Fig. 1 102 is used for becoming to be suitable for 3.3 volts of voltages of each functional module of the utility model from 5 volts of supply voltage modulations of computer interface interface acquisition in addition.
Shown in Figure 2, be software principle block scheme of the present utility model, the step of specific implementation read-write capability is as follows:
1. the method that the utility model IDE electronic hard disc is read may further comprise the steps:
Upper strata operating system 108 is accepted user's read command; Its command format is the disk commands of being familiar with now; Upper strata operating system 108 sends to driver (Driver) 109 with described read command; The read command that driver 109 uses disk operating converts the particular read operation instruction that firmware 112 can be understood and carry out to, and sends underlying operating system 110 to; Read operation instruction after underlying operating system 110 will be changed sends described firmware 112 to through general channels control circuit IDE bus 111; This firmware 112 is carried out read operation, reads the data in the FLASH, and result and state are sent back driver 109.
2. the method that the utility model IDE electronic hard disc is write may further comprise the steps:
Concrete electric aspect, the common hardware circuit diagram of the utility model read-write control system device as shown in Figure 3.This figure is divided into 1-6 totally six parts, and wherein 1 is U4, and 2 is U2 and U5, and 3 is J2 and ide interface, and 4 is U1 and JP1, and 5 is U3, and 6 is JP2.Below in conjunction with particular circuit configurations as shown in Figure 3 circuit theory and function thereof are carried out brief description.
U4 is little processing controls CPU, built-in interface control circuit, firmware, the read-write of control FLASH; J2 is the standard IDE interface, is connected with main frame; U1 is the direct supply conversion chip.
FLASH specific implementation read-write capability is described below:
U1 is a dc power converter, inserts the 5V power supply by JP2 first pin from the IDED mouth, converts 3.3V output to, for U4 and various card provide operating power.FLASH is the serial data read-write mode, at first is stored in the interior identifying data of card by U4 by reading, and comprises capacity, storage organization etc., and call the firmware corresponding control programs that control U4 carries out read-write operation to these.Send clock signal by U4, when the clock level is effective, carry out reading and writing, the deletion action of data.
Of the present utility model is the IDE electronic hard disc of storage medium with FLASH, by the DEU data exchange unit that the standard IDE interface uses for the user provides simple and direct, convenient, easy, reliability is high, and can realize on various operating systems.
The read-write control system Design of device of FLASH relates to the I/O interface of FLASH and is attached thereto interface controller, the microprocessor that connects, and is connected with the computer data disposal system by the standard IDE interface.A built-in storer (also can an external storer) is arranged in microprocessor, be used for the control data and the program of storage read-write device, be commonly called as " firmware (Firmware) ", after the initialization, be used to handle standard interface operation requests and the specific operation requests of various flash electronic type storeies, and return request result of calculation in each interface.
Microprocessor by the microcontroller of inside system bus and respectively define pin by the I/O bus with FLASH and be connected, the data/command transfer of microprocessor between realization and main frame, also need FLASH to be carried out read/write/format the operation of the logic sector of realization FLASH inner space and the conversion between the physical sector, data error correcting according to the order of main frame.
Manufacture and design a kind of read-write control system device that is used for direct to FLASH, it comprises the accurate identification of standard (non-standard) voltage (core voltage) controller of the FLASH that various production firm is produced, sets microprocessor, ide interface controller according to storage and the demand that read-write control circuit is realized.
Identification under the DOS environment directly provides complete DOS operation interface for the user, and to the identification and the calculating of amount of the executable file of expanding by name COM, EXE, BAT, and the inside and outside order (DEL, FORMAT etc.) of the various DOS of execution under the DOS environment that equipment is thus realized.
The above only is a preferred implementation of the present utility model.Should be understood that; for a person skilled in the art, based on the same principle of invention of the utility model, can also make some modification and improvement; and the technical program is in the application in other similar fields, but these all fall into protection domain of the present utility model.
Claims (7)
1.IDE electronic hard disc, comprise the FLASH storage medium, microprocessor and firmware memory with this FLASH storage medium is electrically connected is characterized in that: described microprocessor is electrically connected with interface controller, and this interface controller is provided with the ide interface that can be connected in mainboard.
2. IDE electronic hard disc according to claim 1 is characterized in that: described firmware memory is built in described microprocessor.
3. IDE electronic hard disc according to claim 1 is characterized in that: described firmware memory is placed on described microprocessor.
4. according to claim 2 or 3 described IDE electronic hard discs, it is characterized in that: described firmware memory adopts flash chip.
5. IDE electronic hard disc according to claim 1 is characterized in that: the firmware program in the described flash chip adopts the flash memory storage mode.
6. according to claim 2 or 3 described IDE electronic hard discs, it is characterized in that: the firmware program in the described flash chip adopts the flash memory storage mode.
7. IDE electronic hard disc according to claim 4 is characterized in that: the firmware program in the described flash chip adopts the flash memory storage mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03266242 CN2632743Y (en) | 2003-06-27 | 2003-06-27 | IDE electronic hard disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03266242 CN2632743Y (en) | 2003-06-27 | 2003-06-27 | IDE electronic hard disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2632743Y true CN2632743Y (en) | 2004-08-11 |
Family
ID=34298155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03266242 Expired - Fee Related CN2632743Y (en) | 2003-06-27 | 2003-06-27 | IDE electronic hard disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2632743Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101345076B (en) * | 2007-07-09 | 2010-05-26 | 深圳市研祥智能科技股份有限公司 | Electronic hard disk and electronic equipment |
| CN101192195B (en) * | 2006-11-22 | 2011-08-03 | 北京华旗资讯数码科技有限公司 | Packet management method for electronic hard disk memory space |
| CN101169760B (en) * | 2006-10-26 | 2011-09-28 | 北京华旗资讯数码科技有限公司 | Electronic hard disk storage room management method |
-
2003
- 2003-06-27 CN CN 03266242 patent/CN2632743Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101169760B (en) * | 2006-10-26 | 2011-09-28 | 北京华旗资讯数码科技有限公司 | Electronic hard disk storage room management method |
| CN101192195B (en) * | 2006-11-22 | 2011-08-03 | 北京华旗资讯数码科技有限公司 | Packet management method for electronic hard disk memory space |
| CN101345076B (en) * | 2007-07-09 | 2010-05-26 | 深圳市研祥智能科技股份有限公司 | Electronic hard disk and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |