CN205788191U - A kind of information encryption storage device of multiplex roles - Google Patents
A kind of information encryption storage device of multiplex roles Download PDFInfo
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- CN205788191U CN205788191U CN201620485071.XU CN201620485071U CN205788191U CN 205788191 U CN205788191 U CN 205788191U CN 201620485071 U CN201620485071 U CN 201620485071U CN 205788191 U CN205788191 U CN 205788191U
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Abstract
The utility model discloses the information encryption storage device of a kind of multiplex roles, this information encryption storage device includes: security control chip, this security control chip connects fingerprint module by Serial Peripheral Interface (SPI), described security control chip connects bluetooth module by Serial Peripheral Interface (SPI), described security control chip connects wifi module by Serial Peripheral Interface (SPI), and described security control chip connects communication interface circuit module by USB interface；Described security control chip is connected with anti-low-voltage circuit module, and described security control chip connects data memory module by Serial Peripheral Interface (SPI)；Described security control chip connects LCD MODULE by SPI interface, and described security control chip connects key circuit module by input/output communication interface, and described security control chip is connected with power circuit block.This information encryption storage device provides a kind of data encryption convenient, reliable, access mode, it is ensured that data store safely.
Description
Technical field
This utility model relates to information encryption field of storage, particularly relates to the information encryption storage device of a kind of multiplex roles.
Background technology
Traditional safe U disc is on the basis of general USB flash disk, it is provided that data encryption and certification access function, can only realize number
According to whole encrypt storage, it is impossible to realize the classification storage of data, as need not data, the sensitive information data of encryption and adding
Ciphertext data；In terms of user's access interface, traditional safe U disc can only provide USB interface, for the company of mobile device
Connect, seem helpless, it is impossible to meet the demand of user；In application extension, single encryption storage function can only be realized,
Application of composite for other cannot realize, such as: fit applications instrument realizes the storage of username and password and automatically fills
Deng.
In actual applications, more existing safe U discs are at the electricity of device end (such as computer, industrial computer and server etc.)
In the case of source performance is not so good, particularly steady not at start power supply, the feelings damaged often occur in the case of undertension
Condition, the situation of damage includes: master chip is directly burned out, or inside needs to protect loss of data etc., causes safe U disc
Cannot use, bring inconvenience to user.
Utility model content
This utility model provides the information encryption storage device of a kind of multiplex roles, this utility model achieve a kind of high safety,
Low-power consumption, portable information encrypted memory device, meet personal data encryption storage, solve device end simultaneously and open
Electromechanical source is steady not, in the case of undertension, the situation of damage information encryption storage device often occur, it is ensured that storage
Data stabilization reliable, described below:
The information encryption storage device of a kind of multiplex roles, described information encryption storage device includes: security control chip, power supply
Circuit module, communication interface circuit module, data memory module, LCD MODULE, described information encryption storage device is also
Including fingerprint module, bluetooth module, anti-low-voltage circuit module and key circuit module,
Described security control chip connects described fingerprint module by Serial Peripheral Interface (SPI), and described security control chip passes through serial
Peripheral Interface connects described bluetooth module, and described security control chip connects described wifi module, institute by Serial Peripheral Interface (SPI)
State security control chip and connect described communication interface circuit module by USB interface；
Described security control chip is connected with described anti-low-voltage circuit module, and described security control chip passes through Serial Peripheral Interface (SPI)
Connect described data memory module；
Described security control chip connects described LCD MODULE by SPI interface, and described security control chip is by input
Output communication interface connects described key circuit module, and described security control chip is connected with described power circuit block.
Wherein, described security control chip is the single-chip microcomputer of model HS32U2.
Wherein, described fingerprint module is TA0701.
Wherein, described bluetooth module is HC-05.
Wherein, described wifi module is HLK-RM04.
Further, described anti-low-voltage circuit module includes: system reset circuit chip, the first electrochemical capacitor, the first electric capacity,
Second electric capacity,
Second pin of described system reset circuit chip is connected with the reset pin of described security control chip, and described system is multiple
3rd pin of position circuit chip respectively with the positive terminal of described first electrochemical capacitor, the other end of described first electric capacity, described
The other end of the second electric capacity is connected and connects 3.3V power supply, the first pin of described system reset circuit chip, described first electricity
Solve the negative pole end of electric capacity, one end of described first electric capacity, the equal ground connection in one end of described second electric capacity.
Further, described power circuit block includes: resistance, diode, the 3rd electric capacity, the 4th electric capacity, transformation chip,
Second electrochemical capacitor, the 5th electric capacity, the 6th electric capacity,
One end of described resistance connect 5V power supply, described resistance the other end respectively with the negative electrode of described diode, described the
The input of one end of three electric capacity, one end of described 4th electric capacity and described transformation chip is connected；Described transformation chip exports
End respectively with the positive terminal of described second electrochemical capacitor, one end of described 5th electric capacity and one end phase of described 6th electric capacity
Even；
The anode of described diode, the other end of described 3rd electric capacity, the other end of described 4th electric capacity, described transformation chip
Earth terminal, the negative pole end of described second electrochemical capacitor, the described 5th electric capacity other end and the described 6th electric capacity other end equal
Ground connection；Described transformation chip output 3.3V voltage.
The technical scheme that this utility model provides provides the benefit that:
1, this information encryption storage device provides a kind of data encryption convenient, reliable, access mode, it is ensured that data
Safety storage；
2, this information encryption storage device additionally provides the classification storage function of data, it is achieved that bluetooth and wifi connected reference
Mode；The bluetooth and the wifi that there is provided are easy to connect, it is achieved equipment is connected to the intelligent terminal such as mobile phone, flat board and carries out data behaviour
Make, meet mobile device and connect the demand of storage；
3, this information encryption storage device can coordinate corresponding terminal instrument automatically to fill the sensitive information such as user name, password, real
Show the extension of function；
4, this information encryption storage device is also by the design of the anti-low-voltage circuit module of employing, solves the electricity at device end
In the case of source performance is not so good, the situation of damage information encryption storage device often there is, it is ensured that the data stabilization of storage
Reliably, there is the features such as low-power consumption, high security, portability, ease for use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the information encryption storage device of a kind of multiplex roles；
Fig. 2 is the anti-low-voltage circuit module map of the information encryption storage device of a kind of multiplex roles；
Fig. 3 is the power circuit block figure of the information encryption storage device of a kind of multiplex roles.
In accompanying drawing, the list of parts representated by each label is as follows:
1: security control chip；2: fingerprint module；
3: bluetooth module；4: communication interface circuit module；
5: anti-low-voltage circuit module；6: data memory module；
7: LCD MODULE；8: key circuit module；
9: power circuit block；10:wifi module；
U2: system reset circuit chip；C4: the first electrochemical capacitor；
C5: the first electric capacity；C6: the second electric capacity；
R4: resistance；D1: diode；
C7: the three electric capacity；C8: the four electric capacity；
U3: transformation chip；C9: the second electrochemical capacitor；
C10: the five electric capacity；C11: the six electric capacity.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below this utility model embodiment is made into
One step ground describes in detail.
This utility model embodiment provides the information encryption storage device of a kind of multiplex roles, sees Fig. 1, and the encryption of this information is deposited
Storage device includes: security control chip 1, fingerprint module 2, bluetooth module 3, communication interface circuit module 4, anti-low tension
Road module 5, data memory module 6, LCD MODULE 7, key circuit module 8, power circuit block 9 and wifi mould
Block 10.
Security control chip 1 connects fingerprint module 2, safety by Serial Peripheral Interface (SPI) (using general UART interface)
Control chip 1 connects bluetooth module 3, security control chip by Serial Peripheral Interface (SPI) (using general UART interface)
1 connects communication interface circuit module 4 by USB interface, and security control chip 1 is connected with anti-low-voltage circuit module 5, peace
Full control chip 1 connects data memory module 6, security control by Serial Peripheral Interface (SPI) (using general SPI interface)
Chip 1 connects LCD MODULE 7 by SPI interface, and security control chip 1 (is used by input/output communication interface
General I/O communication interface) connect key circuit module 8, security control chip 1 is connected with power circuit block 9, peace
Full control chip 1 connects wifi module 10 by Serial Peripheral Interface (SPI) (using general UART interface).
Wherein, the single-chip microcomputer that in this utility model, security control chip 1 uses model to be HS32U2 realizes, fingerprint module
2 employing models are that TA0701 realizes, and bluetooth module 3 uses model to be that HC-05 realizes, and data memory module 6 is adopted
Being that MT2F256G08CJAAA realizes by model, wifi module 10 uses model to be that HLK-RM04 realizes, but not
Limiting above-mentioned model, this utility model is only illustrated with above-mentioned model.
Security control chip 1 have data encrypting and deciphering, user management and host computer communication, inquire about and show, power management
Etc. function.Security control chip 1 realizes calling modules, it is achieved corresponding function.
Fingerprint module 2 realizes the functions such as user fingerprints registration, fingerprint matching checking, finger print data management.Can support multiple not
Same user uses, it is also possible to only support that a sole user uses.Each user can register the fingerprint of more than one finger, keeps away
Exempt from single fingerprint recognition and occur abnormal.
Bluetooth module 3 realizes the function of Bluetooth communication；Communication interface circuit module 4 realizes the communication of usb data；Anti-low pressure
Circuit module 5 is for carrying out equipment protection in power supply shakiness situation；Data memory module 6 is for realizing the storage of data message；
LCD MODULE 7 is for realizing the display of information；Key circuit module 8 is for realizing the input of external information；Power supply electricity
Road module 9 is for powering to whole device；Wifi module 10 realizes the function of wifi communication.
This utility model provides the function of the classification storage of data, can be plaintext district, specified partition and ciphertext by memory partitioning
District.There is district in plain text in the data that need not encryption；Sensitive information data are stored in be needed could effectively be referred to by fingerprint authentication
Determine in subregion；Encryption data is stored in ciphertext district.
This utility model additionally provides on-keyboard input mode based on fingerprint recognition checking, bluetooth connects and wifi connected reference
Mode.The bluetooth and the wifi that there is provided are easy to connect, it is achieved equipment is connected to the intelligent terminal such as mobile phone, flat board and carries out data pipe
Reason operation, meets mobile device and connects the demand of storage.
The on-keyboard input based on fingerprint recognition checking that this utility model provides, i.e. realizes information encryption storage device and is connected to
After registration terminal equipment, according to assigned operation mode, user name, close filled automatically by the instrument that terminal unit can be coordinated to provide
The sensitive informations such as code, convenient and swift while, it also avoid in plain text display, keyboard record, trojan horse equivalent risk and leak.
This utility model has also provided the user the mode of multiple data access, including: PC special-purpose software, mobile phone A pp with
And offline mode.Offline mode is not i.e. in the case of connecting devices to any external device, directly by equipment self
Display and input module check data.
In order to ensure this information encryption storage device power supply at terminal unit (such as computer, industrial computer and server etc.)
In the case of energy is bad, particularly steady not at start power supply, often occur in the case of undertension that information encryption storage fills
Situation about putting, this utility model have also been devised anti-low-voltage circuit module 5.
Seeing Fig. 1 and Fig. 2, this anti-low-voltage circuit module 5 includes: system reset circuit chip U2, the first electrochemical capacitor
C4, the first electric capacity C5, the second electric capacity C6.Second pin of system reset circuit chip U2 and security control chip 1
Reset pin is connected, the 3rd pin of system reset circuit chip U2 respectively with the positive terminal of the first electrochemical capacitor C4, first
The other end of electric capacity C5, the other end of the second electric capacity C6 are connected and connect 3.3V power supply, system reset circuit chip U2
The first pin, the negative pole end of the first electrochemical capacitor C4, one end of the first electric capacity C5, one end of the second electric capacity C6 all connect
Ground.
In order to be further ensured that the working effect of information encryption storage device, improve the working stability of this information encryption storage device
Property, the power supply circuits of information encryption storage device are also improved by this utility model.See Fig. 1 and Fig. 3, this power supply
Circuit module 7 includes: resistance R4, diode D1, the 3rd electric capacity C7, the 4th electric capacity C8, transformation chip U3, second
Electrochemical capacitor C9, the 5th electric capacity C10, the 6th electric capacity C11.One end of resistance R4 connect 5V power supply, resistance R4 another
One end respectively with negative electrode, one end of the 3rd electric capacity C7, one end of the 4th electric capacity C8 and the transformation chip of diode D1
The input of U3 is connected；Transformation chip U3 outfan respectively with positive terminal, the 5th electric capacity C10 of the second electrochemical capacitor C9
One end and the 6th electric capacity C11 one end be connected；
The anode of diode D1, the other end of the 3rd electric capacity C7, the other end of the 4th electric capacity C8, transformation chip U3
Earth terminal, the negative pole end of the second electrochemical capacitor C9, the 5th electric capacity C10 other end and the 6th electric capacity C11 other end all connect
Ground；Transformation chip U3 exports 3.3V voltage.
This utility model embodiment is to the model of each device in addition to doing specified otherwise, and the model of other devices does not limits,
As long as the device of above-mentioned functions can be completed.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, above-mentioned this utility model embodiment
Sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this utility model
Spirit and principle within, any modification, equivalent substitution and improvement etc. made, should be included in protection of the present utility model
Within the scope of.
Claims (7)
1. an information encryption storage device for multiplex roles, described information encryption storage device includes: security control chip,
Power circuit block, communication interface circuit module, data memory module, LCD MODULE, it is characterised in that described letter
Encryption for information storage device also includes: fingerprint module, bluetooth module, wifi module, anti-low-voltage circuit module and key circuit mould
Block,
Described security control chip connects described fingerprint module by Serial Peripheral Interface (SPI), and described security control chip passes through serial
Peripheral Interface connects described bluetooth module, and described security control chip connects described wifi module, institute by Serial Peripheral Interface (SPI)
State security control chip and connect described communication interface circuit module by USB interface；
Described security control chip is connected with described anti-low-voltage circuit module, and described security control chip passes through Serial Peripheral Interface (SPI)
Connect described data memory module；
Described security control chip connects described LCD MODULE by SPI interface, and described security control chip is by input
Output communication interface connects described key circuit module, and described security control chip is connected with described power circuit block.
The information encryption storage device of a kind of multiplex roles the most according to claim 1, it is characterised in that described safety
Control chip is the single-chip microcomputer of model HS32U2.
The information encryption storage device of a kind of multiplex roles the most according to claim 1, it is characterised in that described fingerprint
Module is TA0701.
The information encryption storage device of a kind of multiplex roles the most according to claim 1, it is characterised in that described bluetooth
Module is HC-05.
The information encryption storage device of a kind of multiplex roles the most according to claim 1, it is characterised in that described wifi
Module is HLK-RM04.
6. encrypt storage device according to the information of a kind of multiplex roles described in any claim in claim 1 to 5, its
Being characterised by, described anti-low-voltage circuit module includes: system reset circuit chip, the first electrochemical capacitor, the first electric capacity,
Two electric capacity,
Second pin of described system reset circuit chip is connected with the reset pin of described security control chip, and described system is multiple
3rd pin of position circuit chip respectively with the positive terminal of described first electrochemical capacitor, the other end of described first electric capacity, described
The other end of the second electric capacity is connected and connects 3.3V power supply, the first pin of described system reset circuit chip, described first electricity
Solve the negative pole end of electric capacity, one end of described first electric capacity, the equal ground connection in one end of described second electric capacity.
7. encrypt storage device according to the information of a kind of multiplex roles described in any claim in claim 1 to 5, its
Being characterised by, described power circuit block includes: resistance, diode, the 3rd electric capacity, the 4th electric capacity, transformation chip,
Two electrochemical capacitors, the 5th electric capacity, the 6th electric capacity,
One end of described resistance connect 5V power supply, described resistance the other end respectively with the negative electrode of described diode, described the
The input of one end of three electric capacity, one end of described 4th electric capacity and described transformation chip is connected；Described transformation chip exports
End respectively with the positive terminal of described second electrochemical capacitor, one end of described 5th electric capacity and one end phase of described 6th electric capacity
Even；
The anode of described diode, the other end of described 3rd electric capacity, the other end of described 4th electric capacity, described transformation chip
Earth terminal, the negative pole end of described second electrochemical capacitor, the described 5th electric capacity other end and the described 6th electric capacity other end equal
Ground connection；Described transformation chip output 3.3V voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620485071.XU CN205788191U (en) | 2016-05-25 | 2016-05-25 | A kind of information encryption storage device of multiplex roles |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620485071.XU CN205788191U (en) | 2016-05-25 | 2016-05-25 | A kind of information encryption storage device of multiplex roles |
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| CN205788191U true CN205788191U (en) | 2016-12-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115865466A (en) * | 2022-11-29 | 2023-03-28 | 云南电网有限责任公司玉溪供电局 | Data link safety management and control device |
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2016
- 2016-05-25 CN CN201620485071.XU patent/CN205788191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115865466A (en) * | 2022-11-29 | 2023-03-28 | 云南电网有限责任公司玉溪供电局 | Data link safety management and control device |
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Address after: 300211 Meijiang Road, Tianjin, No. 4, No. Patentee after: Tianjin opto electronic information technology Limited by Share Ltd Address before: 300211 Meijiang Road, Tianjin, No. 4, No. Patentee before: TOEC Anchen Information Technology Co., Ltd. |