CN2727837Y - A currency code inputting device - Google Patents
A currency code inputting device Download PDFInfo
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- CN2727837Y CN2727837Y CN 200420108014 CN200420108014U CN2727837Y CN 2727837 Y CN2727837 Y CN 2727837Y CN 200420108014 CN200420108014 CN 200420108014 CN 200420108014 U CN200420108014 U CN 200420108014U CN 2727837 Y CN2727837 Y CN 2727837Y
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Abstract
The utility model discloses a currency code inputting device, comprising a digital camera module, a high-speed single chip microcomputer (SCM) and a USB control module. A currency code image signal which comes from a currency count machine is incepted by the input end of the digital camera module, and the output end of the digital camera module is connected with the high-speed SCM of which output signal is the input signal of the USB control module, and the output signal of the USB control module is sent into a disc or a computer through an USB interface. The utility model is simpler in structure and better in performance. The optimal combined functional component of the utility model has characteristics of high speed and high capacity, and the digital camera module, the high-speed SCM and the USB control module can be solidified to an integration to become a system module of high cryptosystem and a miniaturization separate product. The utility model can be connected with the network to implement the financial theft protection and the internationalization containment, and the application range is broad. The utility model is simple in structure and optimized in performance, making the bulk production become possible and further facilitating to implement industrialization.
Description
Technical field
The utility model relates to coin sign indicating number input technology, specifically a kind of coin sign indicating number input device.
Background technology
Rob the bank, violent crime such as armoured van, though it is low that probability takes place, because its serious violence invasive causes severe trauma for people's body and mind, social harm is very big.Kidnapping is the another kind of crime of underworld character, and it threatens mutually with hostage's life, asks for a large amount of properties.In order to prevent this type of crime, country has taked many kinds of measures, as the overall control of social public security, reinforcement police strength, and is equipped with special currency count machine etc., but these measures only are the difficulty that has increased offender's crime, fundamentally do not solve and take precautions against this type of crime problem.Generally rob the bank, the target of violent crimes such as armoured van and kidnapping finally is huge banknote, and all several ten thousand, hundreds of thousands is so that more than millions of units, offender's illicit gain all is the banknote of whole bundle basically.Cash inspecting machine of the prior art and the paper money counter that has cash examining function though can discern counterfeit money, are still had no way out to the genuine note of the one-tenth bale packaging illegally obtained.
Chinese patent " the several paper money and the scaning treatment device of bar code banknote and bar code banknote " (publication number is CN1204816A), only the Currency Type of printing bar code is discerned, its starting point is not to solve the problem that the number of the scanned Currency Type of paper money counter is discerned.Another Chinese patent " record sign indicating number technology paper money counter " (publication number is CN2507074Y) adopts the current techique of ripe computing machine to realize the record sign indicating number, realizes counting, and video card simply is electrically connected and Flame Image Process, and finishes storage on computers.Its deficiency is that volume is big, cost is high, is difficult to industrialization.In addition, Chinese patent and PCT international application (Chinese patent application number: 03111588.8; PCT international application application number is: PCT/CN2004/000385) disclose a kind of number typing paper money counter (or banknote number treating method and isolated plant), it is a kind of autonomous device, it adopts CCD as the image pickup device, collection, processing, storage and the warning series of technical of image have been solved, adopt the utility model all can discern, handle to the number of had a few banknote, the utility model is the miniaturization stand-alone product, can realize industrialization, batch process, but the simple degree of structure and integrated degree are desirable not enough.
At present, CCD (charge-coupled image sensor) is main practicability solid-state image sensing device, and it has, and the noise of reading is low, dynamic range big, the response sensitivity advantages of higher.But the CMOS technology that the CCD technology is difficult to main flow is integrated among the same chip.Like this, just can not do on the same chip such as regularly producing, drive support circuit such as amplification, automatic exposure control, analog to digital conversion and signal Processing with pel array, imageing sensor based on CCD is difficult to realize that monolithic is integrated, thereby has shortcomings such as volume is big, power consumption height.
The utility model content
In order to overcome above-mentioned deficiency, the purpose of this utility model provides that a kind of structure is more simple, performance better, is easier to the coin sign indicating number input device of industrialization.
Technical solutions of the utility model are as follows:
Comprise digital camera module, high-speed microprocessor, USB control module, wherein the digital camera module input receives coin sign indicating number picture signal, output terminal is connected with high-speed microprocessor, the high-speed microprocessor output signal is a USB control module input signal, and USB control module output signal is sent into disk or computing machine through USB interface.
Wherein: described USB control module output signal can through USB interface with data as calculated machine export network to; Described high-speed microprocessor can be expanded a plurality of static memories; Described digital camera module can be selected the oxide semiconductor black white image sensor of U.S. OmniVision company exploitation for use; Described high-speed microprocessor can adopt C8051F series or Lattice ispMACH4000V family device; Described USB control module can adopt the USB controller with principal and subordinate's function.
The utility model can be to the banknote number storage, can give unique numbering to every bundling note machine, take a decision as to whether counterfeit money, whole bundle deposit the banknote of warehouse of bank in case rob the bank, crimes such as armoured van or kidnapping, bank and other financial mechanism can be taken out every the banknote number of being robbed corresponding with it and announced according to the unique number of every bundling note machine, and the offender is formed deterrence; Have more following advantage:
1. structure is simpler, and performance is better.The utility model is to be paper money counter coin sign indicating number typing design, and the selection of each several part chip can be satisfied its functional requirement, and the functional components and parts of its optimal combination have at a high speed, the high capacity characteristics; First three partly solidified one of the utility model can be become highly integrated system module, miniaturization stand-alone product.
2. applied range.The utility model can be connected with network realizes that finance is antitheft, also can realize that internationalization takes precautions against, and also can be used as independently the Embedded USB host application in systems such as other images and literal storage, monitorings; The utility model also is suitable for ranges of application such as monitoring, multimedia.
3. average unit cost is low.The digital camera module (cmos image sensor) that the utility model adopts is to develop novel faster imageing sensor in recent years, owing to adopted identical CMOS technology, therefore pel array and The peripheral support circuit can be integrated in on the chip piece, realize that monolithic is integrated.In fact, the digital camera module is a picture system of finishing (Camera on Chip), generally includes: imageing sensor core, single clock, all sequential logic, programmable functions and analog to digital converter.Compare with CCD of the prior art, the digital camera module on chip piece, has the following advantages the entire image system integration: 1) volume is little, and is in light weight, low in energy consumption; 2) programming is convenient, is easy to control; 3) average unit cost is low.
The digital camera module that adopts among the utility model embodiment is the CMOS black white image sensor chip of U.S. OmniVision company exploitation, this chip integrates CMOS photoinduction nuclear and The peripheral support circuit, have control able to programme and mix functions such as output with video mould/number, the video of its output is a black white image, with the CCIR operating such.The utility model has been owing to omitted device such as A/D, thus have simple in structure, volume is little, advantage such as low in energy consumption.Simultaneously, because the digital camera module (as OV5017) that is adopted inside embeds control circuits such as exposing, gain, window, and programming is convenient, and this has just improved the dirigibility of acquisition system on function.Because the simple in structure and performance optimization of the utility model, making to produce in batches becomes possibility, and then is more convenient for realizing industrialization.
Description of drawings
Fig. 1 is a circuit structure block diagram of the present utility model.
Fig. 2 is circuit theory diagrams of the present utility model.
Fig. 3 is a coin sign indicating number input device working routine process flow diagram.
Fig. 4 is Fig. 2 high speed single-chip microcomputer inner structure.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
Embodiment 1
As Fig. 1, shown in 2, present embodiment coin sign indicating number input device is by digital camera module (M4088CMOC), C8051FXXX series of high speed single-chip microcomputer (present embodiment is C8051F121), USB control module (SL811HS chip) and mobile disk (USB flash disk) four parts are formed, wherein the digital camera module input receives coin yardage word image signal from paper money counter through self incorporate digital camera, output terminal is connected with high-speed microprocessor, the high-speed microprocessor output signal is the input signal of USB control module, can data processed be sent into disk (USB flash disk or computing machine) through USB interface, whole formation Embedded USB main frame.U1 is the digital camera module among the figure, and U2 is a high-speed microprocessor, and U3 is the USB control module.
As shown in Figure 3, coin sign indicating number recording program flow process is: device initialize, and number puts 0, judges whether it is effective image ,-does not then finish; Be-then do following matters:
1) transmission is provided with order; 2) receiving equipment status information; 3) configuration device; 4) put distributively; 5) supply power; Judge whether it is holotype then, not-then connect computing machine, be-then send acquisition, carry out the D/A conversion, through digital camera module output digital video signal, deposit among the RAM; At this moment judge whether again to finish an auspicious collection, as finished an auspicious collection, add 1, to digital video signal identification and processing, deposit the processed video signal in storer again by high-speed microprocessor to number; As finished one group of data, and then the definitions section numbering deposits data in USB flash disk, and whether rejudge is effective image again; One group of data then is back to by high-speed microprocessor identification and processing vision signal step as unfinished.
The utility model principle is: the digital camera module realizes the picked-up to counting coin sign indicating number, and gives high-speed microprocessor with the Digital Image Transmission of shooting with video-corder.After high-speed microprocessor is to frame data identification processing, just the coin code data that will discern after handling stores, per hundred frames of coin code data of storage are one group, every group of corresponding unique number was then by the USB controller, should organize data storage to mobile disk (USB flash disk) or send into computer network system through USB interface.
The implementation procedure of concrete function is as follows:
1. image acquisition process
Image acquisition is finished by the digital camera module, can select the oxide semiconductor black white image sensor (OV5017 device) of U.S. OmniVision company exploitation for use, it has abundant programming Control function, and its picture frame frequency, time shutter, gain control, image are windowed etc. all can be by being provided with chip internal register write operation.The digital camera inside modules has embedded a bit's/D, thereby can export 8 digital video frequency flow [7---0] synchronously.In output digital video stream, pixel clock PCLK horizontal reference signal HREF vertical synchronizing signal VSYNC also is provided, be convenient to the external circuit reading images.The pel array of digital camera module is 384 * 288, is divided into 16 * 16 sub-piece, and each sub-block size is 24 * 18, can window the image in the output window in the part of entire image.In the utility model, its inside of imageing sensor quantizes the image acquisition obtained, output digital image under the control of logic externally, and the process of system's reading images is:
(1) by of code translator and the timing sequencer initialization of digital camera module to its inside;
(2) the internal control register of digital camera module is set, as exposure control, gain control, window control etc.;
(3) the video data port of selection digital camera module;
(4) send beginning images acquired signal to code translator and timing sequencer;
(5) code translator and timing sequencer enable bus and isolate, and according to the reference signal of digital camera module output, i.e. VSYNC, HREF and PCLK, generate video memory the sheet choosing, write and address signal.Digital picture promptly deposits in the video memory in a continuous manner like this;
(6) obtain stopping the images acquired signal when code translator and timing sequencer, OV5017 then stops output digital image.
2. image recognition and control procedure:
This part is the core of utility model, need discern processings to the image of gathering, transmits and the device of periphery is carried out centralized control.Present embodiment select for use the serial fully integrated mixed signal of Cygnal C8051FXXX (F121) at the chip system high-speed microprocessor as signal processor (referring to Fig. 4), its principal character is as follows:
(1) have high-speed (100MIPS) and 8051 complete compatible microcontroller kernels, the CIP-51 microprocessor adopts pipelined architecture, and the pipeline system processing instruction has improved processing power greatly.
(2) have the Flash storer, can realize online programming and be used for non-volatile data storage (E
2The effect of PROM).
(3) the interior JTAG artificial circuit of sheet provides the interior emulation of full speed, non-insertion (not using in the sheet resource).Support breakpoint, single step to observe debug commands such as pointing out, move and stop, support storer and register check and modification.
(4) interrupt system of expansion is arranged, 22 interrupt sources are provided, real multitask system in the time of can realizing.
(5) increase reset source, improved the reliability of system.
(6) have independently clock source, inside, the acquiescence internal clocking can connect external clock if desired, and can realize the switching of inside and outside clock when program run when system reset, helps the application of low-power consumption.
(7) have the storage of 8448 byte inner data RAM, and be provided with outside parallel data memory interface.
(8) have programmable I/O mouth and Crossbar, unique is to have increased " Digtalcrossbar " (digital switch), and it can be directed to P0 with internal digital system resource, p1 and P2.Timer, universal serial bus, exterior interrupt, AD changes input, and comparer output all can be counted storage by Crossbar and be directed to I/O mouth among P0, P1, the P2.
(9) increased can self-loading timer for the programmable timer array, has also designed 16 programmable Timer counters (PCA) especially.It has 5 kinds of programmable pouncing on to catch/comparison module, every kind pounce on catch/comparison module has four kinds of working methods, and (edge-triggered is pounced on and is caught; Software timer; Output at a high speed; PWM).
(10) C8051FXXX MCU removes the UART that design has the full duplex of standard, also is provided with the universal serial bus that has covered typical standard for serial communication, and function is more powerful.
(11) the operating voltage representative value is 3 volts (2.7 volts～3.3 volts), and whole I/O, RST, JTAG draw the angle and all allow 5 volts of voltages inputs, and exemplary operation electric current 50mA@100MHZ typical case shutdown mode electric current is less than 0.1uA.
(12) microprogram control unit (MCU) is a kind of and the diverse cipher mode of traditional approach with JTAG mouth programming encryption chip, determines and does not have the possibility of deciphering.
The digital video signal that Cygnal C8051F121 MCU imports into digital photographing module, instant identification is handled, and deposits RAM in.After a frame image is finished, deliver to the USB storage through USB control module (SL811HS).Because the image of being gathered is to carry out in selected window, has reduced treatment capacity effectively, has saved plenty of time and storage space.High-speed microprocessor (C8051F121) is enough to finish identification processing and the transmission to image before the next frame image arrives.
3.USB control and data transmission procedure:
The utility model has been selected the interface control module (SL811HS chip) of the USB Host/Slave of Cypress company, and it is a USB Host controller hardware part.Realize the interface of USB Host, configuration USB device, management usb bus power supply.Its function is: realize various USB Host actions, logic control, the every function of coordinating content and peripheral master controller communication.Ram buffer and system register are deposited the data of transmission, and the transport property of USB is set.After set of diagrams had been deposited as data, USB was from the RAM reading of data, and data are deposited in USB flash disk, or after one group of data of buffer memory, the USB flash disk of restoring.
The utility model is enough big to mobile disk (USB flash disk) capacity required, need satisfy the requirement of regular period coin sign indicating number typing.The selection of its each several part chip is decided to satisfy its functional requirement.The utility model one-piece construction also can be described as Embedded USB HOST, can be used as independently the Embedded USB host application in systems such as other images and literal storage, monitorings.High-speed microprocessor also can adopt the LatticeispMACH4000V family device.
The USB control module can adopt the USB controller with principal and subordinate's function, can be by artificial selection, and present embodiment 1 is provided with holotype, and it can deposit total data in portable hard drive by active management to portable hard drive, is convenient for carrying, and is easy to maintain secrecy, and is easy to use.
Embodiment 2
Difference from Example 1 is:
The USB control module is provided with from pattern, and it can connect computing machine, total data is deposited in the computing machine, and it is antitheft to be connected (as Internet) realization finance with network.Also first three partly solidified one can be become system module.
The picture signal that the input end of digital camera module described in the utility model is gathered can also be coin yardage word image signal or other picture signal of other device output.
Embodiment 3
Difference from Example 1 is: under the big situation of amount, high-speed microprocessor can be furnished with two static memories (SRAM).
Claims (6)
1. coin sign indicating number input device, it is characterized in that: comprise digital camera module, high-speed microprocessor, USB control module, wherein the digital camera module input receives coin sign indicating number picture signal, output terminal is connected with high-speed microprocessor, the high-speed microprocessor output signal is a USB control module input signal, and USB control module output signal is sent into disk or computing machine through USB interface.
2. according to the described coin sign indicating number of claim 1 input device, it is characterized in that: described USB control module output signal can through USB interface with data as calculated machine export network to.
3. according to the described coin sign indicating number of claim 1 input device, it is characterized in that: wherein said high-speed microprocessor can be expanded a plurality of static memories.
4. according to the described coin sign indicating number of claim 1 input device, it is characterized in that: wherein said digital camera module can be selected the oxide semiconductor black white image sensor of U.S. OmniVision company exploitation for use.
5. according to the described coin sign indicating number of claim 1 input device, it is characterized in that: described high-speed microprocessor can adopt C8051F series or Lattice ispMACH4000V family device.
6. according to the described coin sign indicating number of claim 1 input device, it is characterized in that: described USB control module can adopt the USB controller with principal and subordinate's function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420108014 CN2727837Y (en) | 2004-09-27 | 2004-09-27 | A currency code inputting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420108014 CN2727837Y (en) | 2004-09-27 | 2004-09-27 | A currency code inputting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2727837Y true CN2727837Y (en) | 2005-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420108014 Expired - Fee Related CN2727837Y (en) | 2004-09-27 | 2004-09-27 | A currency code inputting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2727837Y (en) |
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2004
- 2004-09-27 CN CN 200420108014 patent/CN2727837Y/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| 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 |