CN104010109A - Dual digital signal processing image processing board and operation mode thereof - Google Patents
Dual digital signal processing image processing board and operation mode thereof Download PDFInfo
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- CN104010109A CN104010109A CN201410199415.6A CN201410199415A CN104010109A CN 104010109 A CN104010109 A CN 104010109A CN 201410199415 A CN201410199415 A CN 201410199415A CN 104010109 A CN104010109 A CN 104010109A
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Abstract
The invention discloses a dual digital signal processing image processing board and an operation mode thereof. The dual digital signal processing image processing board is characterized by comprising a field-programmable gate array chip, an image collection module, two digital signal processing chips and a storage module. The field-programmable gate array chip is in communication connection with the image collection module and the two digital signal processing chips. The two digital signal processing chips are in mutual communication connection. The field-programmable gate array chip transmits collected data to the two digital signal processing chips, one digital signal processing chip used for recognition and authentic identification of collected images transmits the data to the other digital signal processing chip, and the image data are uploaded through an internet access and stored through a serial advanced technology attachment port. By using the dual digital signal processing image processing board, the processing effect of paper money is stable, one digital signal processing chip is used for recognition and authentic identification of the collected images, the other digital signal processing chip is used for uploading the image data through the internet access and storing the data through the serial advanced technology attachment port, and therefore the workload of the digital signal processing chips is effectively shared.
Description
Technical field
The present invention relates to a kind of technical field of finance device, relate in particular to a kind of Double-number signal processing (DSP) image processing board.
Background technology
Existing bank finance equipment due to every day workload very huge, finance device need to reach the processing speed of a thousand sheets bank note per minute in the time of running, and finance device is in gathering image processing, again by the data after gathering by Internet Transmission to PC computer and being saved in USB flash disk, cause great work load to DSP.
Summary of the invention
The object of the present invention is to provide a kind of two DSP image processing board, to solve the large problem of DSP work load in existing finance device.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of two DSP image processing board, wherein, comprise: field programmable gate array (FPGA) chip, image capture module, two dsp chips and memory module, described fpga chip communicates to connect with dsp chip described in described image capture module and two respectively; Described in two, dsp chip communicates to connect mutually, and described in one, dsp chip gathers image algorithm, dsp chip and the communication connection of described memory module described in another.
The two DSP image processing boards of above-mentioned one, wherein, described image capture module comprises analog-to-digital conversion (AD) chip and contactless imageing sensor, described AD chip and the communication connection of described contactless imageing sensor, and described AD chip and described contactless imageing sensor all communicate to connect with described fpga chip; The sequential of AD chip and described contactless imageing sensor described in described fpga chip control, and described fpga chip the view data of described AD chip and described contactless imageing sensor collection is transferred to two simultaneously described in dsp chip.
The two DSP image processing boards of above-mentioned one, wherein, described in two, dsp chip all has asynchronous gimmick transmitter (UART) port, and described in two, dsp chip is by described UART port communication connection.
The two DSP image processing boards of above-mentioned one, wherein, described memory module comprises network interface and Serial Advanced Technology Attachment (SATA) mouthful, described network interface and described SATA mouth communicate to connect with dsp chip described in respectively.
A kind of Double-number signal is processed the function mode of image processing board, comprise the two DSP image processing boards of above-mentioned any one, wherein, described in described fpga chip control, AD chip and described contactless imageing sensor complete IMAQ, dsp chip described in simultaneously giving two by the transfer of data gathering, one is sent to dsp chip described in another for the described dsp chip of the identification false distinguishing that gathers image by described UART port, and view data is uploaded and the storage of described SATA mouth by described network interface.
The present invention is owing to having adopted above-mentioned technology, and the good effect that makes it compared with prior art to have is:
(1) the present invention, by adopting two DSP image processing boards, makes bill handling effect stability, and a DSP gathers the identification false distinguishing of image, and another dsp chip, for view data is uploaded and the storage of SATA mouth by network interface, is shared the work load of DSP effectively.
(2) the two DSP image processing boards of one of the present invention are simple in structure, and speed is fast, and the many convenient operations of function and maintenance.
Brief description of the drawings
Fig. 1 is the schematic diagram of a kind of pair of DSP image processing board of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
Fig. 1 is the schematic diagram of a kind of pair of DSP image processing board of the present invention, shown in Figure 1.Comprise: fpga chip 1, image capture module, two dsp chip 2,3 and memory modules.Fpga chip 1 communicates to connect with image capture module and dsp chip 2 and dsp chip 3 respectively, and meanwhile, dsp chip 2 and dsp chip 3 communicate to connect mutually, and a dsp chip 2 is for gathering image algorithm, another dsp chip 3 and memory module communication connection.
The present invention also has following execution mode on the basis of the above:
In further embodiment of the present invention, please continue shown in Figure 1.Above-mentioned image capture module comprises AD chip 4 and contactless imageing sensor 5, AD chip 4 and contactless imageing sensor 5 communicate to connect, contactless imageing sensor 5 is by the image transmitting gathering to AD chip 4, and AD chip 4 and contactless imageing sensor 5 all communicate to connect with fpga chip 1.Fpga chip 1 is for controlling the sequential of AD chip 4 and contactless imageing sensor 5, and the view data that fpga chip 1 gathers AD chip 4 and contactless imageing sensor 5 is transferred to dsp chip 2 and dsp chip 3 simultaneously.
In further embodiment of the present invention, dsp chip 2 and dsp chip 3 all have UART port, and dsp chip 2 and dsp chip 3 communicate to connect by UART port respectively.
In further embodiment of the present invention, above-mentioned memory module comprises network interface 6 and SATA mouth 7, and network interface 6 and SATA mouth 7 communicate to connect with dsp chip 3 respectively.
The present invention also has following function mode on the basis of the above:
Please continue shown in Figure 1.AD chip 4 is connected with fpga chip 1 with noncontacting proximity sensor 5, fpga chip 1 controls AD chip 4 and contactless imageing sensor 5 completes IMAQ, simultaneously by gather transfer of data to dsp chip 2 and dsp chip 3, dsp chip 2 is sent to dsp chip 3 by the identification false distinguishing that gathers image by UART port, and dsp chip 3 is uploaded view data with SATA mouth 7 and stored by network interface 6.
In sum, use the two DSP image processing boards of one of the present invention, make bill handling effect stability, a DSP gathers the identification false distinguishing of image, another dsp chip, for view data is uploaded and the storage of SATA mouth by network interface, is shared the work load of dsp chip effectively.
The foregoing is only preferred embodiment of the present invention; not thereby limit embodiments of the present invention and protection range; to those skilled in the art; the scheme that being equal to of should recognizing that all utilizations specification of the present invention and diagramatic content done replaces and apparent variation obtains, all should be included in protection scope of the present invention.
Claims (5)
1. Double-number signal is processed an image processing board, it is characterized in that, comprising:
Field programmable gate array chip, image capture module, two digital signal processing chips and memory module, described field programmable gate array chip communicates to connect with digital signal processing chip described in described image capture module and two respectively;
Described in two, digital signal processing chip communicates to connect mutually, and described in one, digital signal processing chip gathers image algorithm, digital signal processing chip and the communication connection of described memory module described in another.
2. Double-number signal is processed image processing board according to claim 1, it is characterized in that, described image capture module comprises modulus conversion chip and contactless imageing sensor, described modulus conversion chip and the communication connection of described contactless imageing sensor, and described modulus conversion chip and described contactless imageing sensor all communicate to connect with described field programmable gate array chip.
3. Double-number signal is processed image processing board according to claim 1, it is characterized in that, described in two, digital signal processing chip all has asynchronous gimmick transmitter port, and described in two, digital signal processing chip is by described asynchronous gimmick transmitter port communication connection.
4. Double-number signal is processed image processing board according to claim 1, it is characterized in that, described memory module comprises network interface and Serial Advanced Technology Attachment mouth, and described network interface and described Serial Advanced Technology Attachment mouth communicate to connect with digital signal processing chip described in respectively.
5. Double-number signal is processed the function mode of image processing board according to claim 1, it is characterized in that, comprises in claim 1 to 4 described in any one that Double-number signal is processed image processing board;
Described in described field programmable gate array chip control, modulus conversion chip and described contactless imageing sensor complete IMAQ, digital signal processing chip described in simultaneously giving two by the transfer of data gathering, one is sent to digital signal processing chip described in another for the described digital signal processing chip of the identification false distinguishing that gathers image by described asynchronous gimmick transmitter port, and view data is uploaded and the storage of described Serial Advanced Technology Attachment mouth by described network interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410199415.6A CN104010109A (en) | 2014-05-12 | 2014-05-12 | Dual digital signal processing image processing board and operation mode thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410199415.6A CN104010109A (en) | 2014-05-12 | 2014-05-12 | Dual digital signal processing image processing board and operation mode thereof |
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| CN106355740A (en) * | 2016-08-19 | 2017-01-25 | 深圳怡化电脑股份有限公司 | Currency detection information processing device and method |
| CN111093004A (en) * | 2019-12-03 | 2020-05-01 | 宁波华高信息科技有限公司 | Android-based data acquisition terminal system |
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| CN102855683A (en) * | 2012-09-06 | 2013-01-02 | 上海古鳌电子科技股份有限公司 | Multifunctional image plate |
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| US20050219604A1 (en) * | 2004-02-05 | 2005-10-06 | Akira Murakata | Unauthorized copy preventing system, unauthorized copy preventing method, unauthorized copy preventing program and computer-readable information recording medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106355740A (en) * | 2016-08-19 | 2017-01-25 | 深圳怡化电脑股份有限公司 | Currency detection information processing device and method |
| CN106355740B (en) * | 2016-08-19 | 2019-04-26 | 深圳怡化电脑股份有限公司 | A kind of money-checking information processing equipment and method |
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Application publication date: 20140827 |