CN208724083U - Picture extraction system of electrophoresis electronic paper - Google Patents
Picture extraction system of electrophoresis electronic paper Download PDFInfo
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- CN208724083U CN208724083U CN201821763208.9U CN201821763208U CN208724083U CN 208724083 U CN208724083 U CN 208724083U CN 201821763208 U CN201821763208 U CN 201821763208U CN 208724083 U CN208724083 U CN 208724083U
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- microprocessor
- electronic paper
- extraction system
- electrically connected
- picture extraction
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- 238000000605 extraction Methods 0.000 title claims abstract description 16
- 238000001962 electrophoresis Methods 0.000 title abstract description 6
- 230000005611 electricity Effects 0.000 claims abstract description 6
- 230000006870 function Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 description 20
- 230000006837 decompression Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 102000011202 Member 2 Subfamily B ATP Binding Cassette Transporter Human genes 0.000 description 1
- 108010023335 Member 2 Subfamily B ATP Binding Cassette Transporter Proteins 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Abstract
The utility model discloses a picture extraction system of electrophoresis electronic paper, including microprocessor, PC, camera device, power module, storage module and USB Slave interface, microprocessor is connected with PC, camera device, power module and storage module electricity respectively, the one end of USB Slave interface with the microprocessor electricity is connected, the other end with PC electricity is connected; the utility model discloses a camera device shoots electrophoresis electronic paper to data transmission with the shooting carries out data acquisition for microprocessor and handles, finally preserves in storage module, and the user passes through data transmission to the PC in USB Slave interface with storage module, and convenient follow-up electrophoresis electronic paper picture image to the extraction detects the processing or is used for observing the research, has the advantages such as the collection picture image is convenient, the flexibility is strong.
Description
Technical field
The utility model relates to a kind of picture image extraction system, the picture of especially a kind of electrophoretic electronic paper extracts system
System.
Background technique
With the development of modern society's science and technology, electrophoretic electronic paper has become a kind of very important information display carrier,
E-book reader, electronic tag, electronic bill-board etc. are had been widely used at present.It is special that it has good bistable state
Property, in static status display, hardly power consumption is a kind of display technology for having energy conservation and environmental protection characteristic.However, electrophoretic electronic paper is also
There are a series of disadvantages, such as: the problems such as image display quality is bad, and there are ghost, flashing, edge effects seriously affects electricity
The image display quality for Electronic Paper of swimming.Therefore, various problems existing for electrophoretic electronic paper test and analyze or to electrophoresis
Electronic Paper, which carries out observational study, to be particularly important, and clearly the extraction of electrophoretic electronic paper picture image is one important
Premise.
Summary of the invention
For overcome the deficiencies in the prior art, it is convenient, strong flexibility to provide a kind of acquisition image frame for the utility model
The picture extraction system of electrophoretic electronic paper.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of picture extraction system of electrophoretic electronic paper, including microprocessor, PC machine, photographic device, power module, storage
Module and USB Slave interface, the microprocessor are electric with the PC machine, photographic device, power module and memory module respectively
Connection, one end of the USB Slave interface are electrically connected with the microprocessor, and the other end is electrically connected with the PC machine.
Further, it further includes display device, and the display device is electrically connected with the microprocessor.
Further, it further includes jtag interface, and the jtag interface is electrically connected with the microprocessor.
Further, it further includes reset circuit, and the reset circuit is electrically connected with the microprocessor.
Further, it further includes function button, and the function button is electrically connected with the microprocessor.
Further, it further includes buzzer, and the buzzer is electrically connected with the microprocessor.
Further, it further includes LED light, and the LED light is electrically connected with the microprocessor.
The beneficial effects of the utility model are: the utility model shoots electrophoretic electronic paper by photographic device, and will shooting
Data be transferred to microprocessor and carry out data acquisition process, final to save in a storage module, user is connect by USB Slave
PC machine is transmitted to mouthful by the data in memory module, facilitates and subsequent the electrophoretic electronic paper picture image extracted is carried out at detection
Reason is used for observational study, has many advantages, such as to acquire picture image convenience, strong flexibility.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural block diagram of the utility model；
Fig. 2 is the circuit diagram first part of one specific embodiment of the utility model；
Fig. 3 is the circuit diagram second part of one specific embodiment of the utility model；
Fig. 4 is the circuit diagram Part III of one specific embodiment of the utility model；
Fig. 5 is the circuit diagram Part IV of one specific embodiment of the utility model；
Fig. 6 is the work flow diagram of one specific embodiment of the utility model.
Specific embodiment
Referring to figs. 1 to Fig. 6, a kind of picture extraction system of electrophoretic electronic paper, including microprocessor, PC machine, photographic device,
Power module, memory module and USB Slave interface, the microprocessor respectively with the PC machine, photographic device, power module
It is electrically connected with memory module, one end of the USB Slave interface is electrically connected with the microprocessor, the other end and the PC machine
Electrical connection；In the present embodiment, electrophoretic electronic paper is shot by photographic device, and the data of shooting are transferred to microprocessor and are carried out
Data acquisition process, final to save in a storage module, user is transmitted the data in memory module by USB Slave interface
To PC machine, facilitates and subsequent detection processing is carried out to the electrophoretic electronic paper picture image extracted or for observational study, has and adopts
The advantages that collecting convenient picture image, strong flexibility.
Further, which further includes display device, jtag interface, reset circuit, function button, buzzer and LED
Indicator light, the display device, jtag interface, reset circuit, function button, buzzer and LED light with micro- place
Manage device electrical connection.
In the present embodiment, a specific embodiment is provided, is the circuit diagram of specific embodiment referring to Fig. 2 to Fig. 5,
In, the model of the microprocessor (label is in attached drawing) is STM32F407ZGT6, and the photographic device uses 5,000,000
The OV5640 camera of pixel can clearly be shot with the picture image in electrophoresis Electronic Paper；In the present embodiment, the power supply mould
Block includes voltage regulator circuit and direct current voltage-reduction conversion circuit, and the voltage regulator circuit includes voltage stabilizing chip U16(model AMS1117-
3.3), key chip K1, capacitor C86, capacitor C87, capacitor C88 and resistance R21,2 pins of the voltage stabilizing chip U16 are divided to two
Road connects VCC power supply all the way, and another way is grounded by the capacitor C86, and 3 pins of the voltage stabilizing chip U16 connect the pressure stabilizing core
Node between 2 pins of piece U16 and the VCC power supply, 2 pins of voltage stabilizing chip U16 described in one end of the capacitor C88 with
Node between the VCC power supply, another node terminated between the capacitor C86 and ground；Draw the 3 of the voltage stabilizing chip U16
Tri- tunnel Jiao Fen, the first via connect VCC power supply, and the second tunnel connects the TAP1 pin of the key chip K1, and third road passes through the capacitor
C87 ground connection；1 pin of the voltage stabilizing chip U16 connects the node between the capacitor C87 and ground；The I/ of the key chip K1
O1 pin divides two-way, connects VCC power supply all the way, and another way connects VCC power supply by circuit R21；Other of the key chip K1 draw
Foot is hanging；The voltage regulator circuit can carry out effective excessively mild overcurrent protection to power supply, can be improved the stability of system.
The direct current voltage-reduction conversion circuit includes DC decompression converter U15(model MP2359), capacitor C83, capacitor
C84, capacitor C85, capacitor C89 and capacitor C90,6 pins of the DC decompression converter U15 divide two-way, pass through two poles all the way
Pipe D3 ground connection, another way connect VCC power supply by inductance L2；One end of the capacitor C84 and capacitor C85 is simultaneously connected in the inductance
Node between L2 and VCC power supply, the other end are grounded altogether；5 pins of the DC decompression converter U15 divide two-way, a-road-through
It crosses resistance R69 and connects VCC power supply, another way connects the POWER pin of the microprocessor U4 by diode D4；The capacitor C89
And capacitor C90 one end and the node that is connected between 5 pins of the DC decompression converter U15 and the diode D4,
The other end is grounded altogether；4 pins of the DC decompression converter U15 connect the DC decompression converter U15's by resistance R68
Node between 5 pins and diode D4；The BST pin of the DC decompression converter U15 is connect described by the capacitor C83
Node between 6 pins and diode D3 of DC decompression converter U15；The FB pin of the DC decompression converter U15 point
Two-way connects the node between 5 pins and resistance R69 of the DC decompression converter U15 all the way；Another way passes through resistance R67
Connect the DC_IN pin of the microprocessor U4；The GND pin of the DC decompression converter U15 divides two-way, is grounded all the way, separately
The DC_IN pin of the microprocessor U4 is connect all the way；In the present embodiment, diode D4 is as switching tube, when its conducting, direct current
Buck converter U15 controls inductance L2 charging, and when diode D4 shutdown, DC decompression converter U15 controls inductance L2 electric discharge,
Period energy loss is very small, direct current voltage-reduction conversion circuit can be made to export the output voltage of a low input, to reach
To the purpose of decompression, the stability and safety of system are effectively improved.
In the present embodiment, the memory module includes SD card and SRAM memory, and the SD card is for storing camera bat
The image data taken the photograph, the SRAM memory are used for the data buffer storage of system.
Further, in this embodiment the display device uses the MCU that resolution ratio is 4.3 cun for 800*480, size
Capacitance touch display screen, and be electrically connected with the microprocessor U4, the preview effect of shooting picture can be clearly displayed.
In the present embodiment, the jtag interface is used to provide debugging interface, the jtag interface to the microprocessor U4
It can be directly connected to debuggers such as ULINK, JLINK or STLINK, commissioning staff is facilitated to debug microprocessor U4
Test.
In the present embodiment, the reset circuit includes resistance R24, capacitor C48 and reset key, and the one of the reset key
End ground connection, the RESET pin of another termination microprocessor U4, the termination reset key of the resistance R24 and institute
State the node between the RESET pin of microprocessor U4, another termination VCC power supply；A termination reset of the capacitor C48
Node between key and the RESET pin of the microprocessor U4, another node terminated between the reset key and ground；
The reset key is used for the reset of microprocessor U4.
In the present embodiment, the function button has 4, for selecting scaling, clapping BMP picture, bat JPG picture and focusing.
In the present embodiment, the buzzer is for making a sound prompt when taking pictures successfully to photographic device.
In the present embodiment, the LED light has 2, the instruction for microprocessor U4 working condition.
In the present embodiment, a specific workflow figure is also provided, referring to Fig. 6, firstly, system program is first to camera and SD
Card is initialized, and subsequently determines whether initialization is normal, if initialization is abnormal, terminates the execution of down-stream, if just
Beginningization is normal, then carry SD card and creates file (in the present embodiment, folder name is known as PHOTO), then, camera switching
It takes pictures for camera mode to electrophoretic electronic paper, buzzer " drop " sound indicates take pictures completion, after the completion of taking pictures, micro process
Photo is stored in the PHOTO file of SD card by device, is then switched USB card reader mode by key, is passed through USB Slave
Interface reads photo from SD card and is shown in PC machine, that is, the picture for completing an electrophoretic electronic paper extracts.
Above embodiment cannot limit the protection scope of the invention, and the personnel of professional skill field are not departing from
In the case where the invention general idea, the impartial modification and variation done still fall within the range that the invention is covered
Within.
Claims (7)
1. a kind of picture extraction system of electrophoretic electronic paper, it is characterised in that it includes microprocessor, PC machine, photographic device, electricity
Source module, memory module and USB Slave interface, the microprocessor respectively with the PC machine, photographic device, power module and
Memory module electrical connection, one end of the USB Slave interface are electrically connected with the microprocessor, the other end and PC machine electricity
Connection.
2. the picture extraction system of electrophoretic electronic paper according to claim 1, it is characterised in that it further includes display device,
The display device is electrically connected with the microprocessor.
3. the picture extraction system of electrophoretic electronic paper according to claim 1, it is characterised in that it further includes jtag interface,
The jtag interface is electrically connected with the microprocessor.
4. the picture extraction system of electrophoretic electronic paper according to claim 1, it is characterised in that it further includes reset circuit,
The reset circuit is electrically connected with the microprocessor.
5. the picture extraction system of electrophoretic electronic paper according to claim 1, it is characterised in that it further includes function button,
The function button is electrically connected with the microprocessor.
6. the picture extraction system of electrophoretic electronic paper according to claim 1, it is characterised in that it further includes buzzer, institute
Buzzer is stated to be electrically connected with the microprocessor.
7. the picture extraction system of electrophoretic electronic paper according to claim 1, it is characterised in that it further includes LED indication
Lamp, the LED light are electrically connected with the microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763208.9U CN208724083U (en) | 2018-10-30 | 2018-10-30 | Picture extraction system of electrophoresis electronic paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821763208.9U CN208724083U (en) | 2018-10-30 | 2018-10-30 | Picture extraction system of electrophoresis electronic paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208724083U true CN208724083U (en) | 2019-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821763208.9U Active CN208724083U (en) | 2018-10-30 | 2018-10-30 | Picture extraction system of electrophoresis electronic paper |
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| Country | Link |
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| CN (1) | CN208724083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021114679A1 (en) * | 2019-12-13 | 2021-06-17 | 电子科技大学中山学院 | System for calculating color conversion time of electronic paper and application thereof |
-
2018
- 2018-10-30 CN CN201821763208.9U patent/CN208724083U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021114679A1 (en) * | 2019-12-13 | 2021-06-17 | 电子科技大学中山学院 | System for calculating color conversion time of electronic paper and application thereof |
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