CN202734966U - Color sensing multipath detection system based on USB interface - Google Patents
Color sensing multipath detection system based on USB interface Download PDFInfo
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- CN202734966U CN202734966U CN 201220364665 CN201220364665U CN202734966U CN 202734966 U CN202734966 U CN 202734966U CN 201220364665 CN201220364665 CN 201220364665 CN 201220364665 U CN201220364665 U CN 201220364665U CN 202734966 U CN202734966 U CN 202734966U
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Abstract
The utility model discloses a color sensing multipath detection system based on a USB interface. An embodiment of the color sensing multipath detection system based on the USB interface comprises a host computer, USB data transmission line, a data collection card and a plurality of detection circuit boards, wherein the host computer is connected with the data collection card through the USB data transmission line, the data collection card is connected with each detection circuit board, the data collection card receives address signals from the host computer and transmits the address signals to the detection circuit boards, one-chip microcomputers on the detection circuit boards process the address signals, corresponding color sensing chips on the detection circuit boards are made to work, detection results are transmitted into the data collection card after the color sensing chips are at work, and the data collection card transmits the detection results into the host computer. The color sensing multipath detection system based on the USB interface is used for controlling different color sensing chips according to different address signals, can simultaneously carry out multipath color detection and improves detection efficiency.
Description
Technical field
The utility model belongs to color sensing detection technical field, relates to especially a kind of USB interface-based color sensor Multi-path detecting system.
Background technology
The application that color is identified in the modern production is more and more deep, no matter be remote sensing technology, industrial process control, material sorting identification, image is processed, product quality detects, robotic vision system, the blood test of medical science, or some fuzzy detection system all needs color is detected, and the develop rapidly of color sensing chip, the production run midium or long term is substituted by the color sensing chip more and more by the active color identification of human eye work, add the maturation of host computer signal processing technology and single-chip microcomputer control technology, the robotization control of using for multichannel color sensing detection provides possibility.
The light of object to be detected reaches on the color sensing chip, the color sensing chip is just by three filterings, leach respectively the ratio of ruddiness, green glow and blue light in the examined object color, and convert the frequency signal that directly to measure to, by data collecting card, the signal that gathers is sent into host computer analysis.Because most monochromatic light can resolve into three kinds of coloured light of RGB, this is ultimate principle, the i.e. principle of three primary colours of colorimetry.Three kinds of primary colours are separate, and any primary colours all can not be synthetic by other two kinds of colors.Red-green-blue is called additive color mixture according to the synthetic colour mixture of different ratio additions.The ratio of ruddiness, green glow and blue light can be calculated according to the principle of three primary colours, and then the color of object to be detected can be accurately obtained.
Present color detection mainly is to rely on manually to carry out, although human eye can be identified some colors, but not only efficient is low in artificial separation, cost is high, and the subjectivity that detects directly affects the correctness of detection, particularly requiring on the high-precision medical blood color detection, eye recognition has very inaccuracy.The equipment that some auto colors detect occurred in recent years, but great majority are to concern simply one to one detecting, and can't accomplish real rapid automatized color detection, efficient is very low.
The utility model content
For addressing the above problem, the purpose of this utility model is to provide a kind of USB interface-based color sensing Multi-path detecting system, be used for controlling different color sensing chips by different address signals, can carry out simultaneously the color detection of multichannel, improved detection efficiency.
For achieving the above object, the technical solution of the utility model is:
A kind of USB interface-based color sensing Multi-path detecting system, comprise host computer, the usb data transmission line, data collecting card and polylith testing circuit plate, described host computer links to each other with data collecting card by the usb data line, data collecting card links to each other with each described testing circuit plate, behind the address signal of data collecting card reception from host computer, address signal is passed to described testing circuit plate, single-chip microcomputer on the testing circuit plate is by processing address signal, allow corresponding color sensing chip work on the described testing circuit plate, after the work of color sensing chip, in testing result signal input data collecting card, data collecting card is input to the testing result signal in the host computer again.
Preferably, described data collecting card is USB capture card or 1934 capture cards, described every blocks of data capture card can be controlled a plurality of testing circuit plates simultaneously, described data collecting card is used for the address signal that host computer sends is passed to single-chip microcomputer on the testing circuit plate/or the frequency signal of color sensing chip output carried out rough handling, and then sends in the host computer.
Preferably, single-chip microcomputer on the described testing circuit plate is processed the address signal that receives, each color sensing chip has an initial address, after the initial address of color sensing chip is set, single-chip microcomputer is judged according to the address information that receives, corresponding color sensing chip work, after the color sensing chip had gathered colouring information, the colouring information that collects was sent in the host computer by data collecting card.
Preferably, data collecting card is further by PXI, PCI, PCI Express, live wire (1394), PCMCIA, ISA, Compact Flash, 485,232 or industry ethernet access host computer.
The utility model is used for controlling different color sensing chips by different address signals, can carry out simultaneously the color detection of multichannel, has improved detection efficiency; Based on the USB interface technology, the equipment installation is simple, easy and simple to handle, cost is low, signal transmits fast and safely, failure rate is low simultaneously; Also can be equipped with multiple interfaces to satisfy different data acquisition card interface requirement under the different occasions, to be applicable to a plurality of color sensing chips are formed powerful color detection equipment, have extremely flexible and effective mounting equipment ability.
Description of drawings
Fig. 1 is the structured flowchart of the USB interface-based color sensing Multi-path detecting system of the utility model embodiment;
Fig. 2 is the interface schema of data acquisition card module in the USB interface-based color sensing Multi-path detecting system of the utility model embodiment;
Fig. 3 is the interface schema of single-chip microcomputer in the USB interface-based color sensing Multi-path detecting system of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
On the contrary, the utility model contain any by claim definition in substituting of making of marrow of the present utility model and scope, modification, equivalent method and scheme.Further, in order to make the public the utility model is had a better understanding, in hereinafter details of the present utility model being described, detailed some specific detail sections of having described.There is not for a person skilled in the art the description of these detail sections can understand the utility model fully yet.
Referring to figs. 1 to Fig. 3, the utility model provides a kind of system of USB interface-based color sensing multichannel detection method, below in conjunction with accompanying drawing the utility model embodiment is further described.Fig. 1 is the structured flowchart of this system architecture, and host computer 11 links to each other with data collecting card 13 by usb data line 12, and data collecting card 13 links to each other with each testing circuit plate, there is shown testing circuit plate I, testing circuit plate II, testing circuit plate N.Behind the address signal that data collecting card 13 receives from host computer 11, address signal is passed to the testing circuit plate, single-chip microcomputer on the testing circuit plate is by processing address signal, allow corresponding color sensing chip work on the testing circuit plate, after the work of color sensing chip, in testing result signal input data collecting card 13, data collecting card 13 is input to the testing result signal in the host computer 11 again.Single-chip microcomputer on the testing circuit plate is processed the address signal that receives, each color sensing chip has an initial address, after the initial address of color sensing chip is set, single-chip microcomputer is judged according to the address information that receives, corresponding color sensing chip work, after the color sensing chip had gathered colouring information, the colouring information that collects was sent in the host computer by data collecting card 13.
Fig. 2 is based on the interface schema of data collecting card in the color sensing Multi-path detecting system of USB interface, and wherein the P0.0 of data collecting card 13～P0.7 mouth 131 is used for receiving the address signal that host computer sends; The P1.0 of data collecting card 13～P1.1 mouth 132 is used for selecting the redness of color sensing chip, the state of green and blue three wave filters, and the signal of the P1.0 of data collecting card～P1.1 mouth 132 is provided by host computer 11; The P1.2 mouth 133 of data collecting card 13 is used for receiving whether ready feedback signal of single-chip microcomputer, and the feedback signal that receives is sent to host computer 11; The P1.3 mouth 134 of data collecting card 13 is used for receiving whether ready feedback signal of color sensing chip Enable Pin, the feedback signal that receives is sent to host computer 11, the P1.4 mouth 135 of data collecting card 13 is used for receiving the frequency signal of color sensor output, the signal that receives is sent into host computer 11 be further processed; The P1.5 mouth 136 of data collecting card 13 is used for transmitting the consequential signal that host computer 11 detects, and consequential signal will be sent in the single-chip microcomputer, and single-chip microcomputer will be judged according to the signal of sending into the check situation of color; Whether normally the P1.6 mouth 137 of data collecting card 13 is used for receiving approach switch signal, passes the signal in the host computer 11.
Fig. 3 is based on interface microcontroller figure in the color sensing Multi-path detecting system of USB interface, every corresponding four color sensing chips of single-chip microcomputer.The P0.0 of single-chip microcomputer 14～P0.7 mouth 141 is used for the receiver address signal; The P1.0 of single-chip microcomputer 14～P1.3 mouth 142 is used for checking whether object to be detected puts in place; The P1.4 of single-chip microcomputer 14～P1.7 mouth 143 is used for controlling the Enable Pin of color sensing chip; The P2.0 of single-chip microcomputer 14～P2.7 mouth 144, whether be used for controlling the color check normal, and after colouring information was processed, host computer 11 can feed back an information to single-chip microcomputer 14.The P3.0 mouth 145 of single-chip microcomputer 14 is that then single-chip microcomputer 14 sends the ready signal of single-chip microcomputer to host computer 11 by P3.0 mouth 145 if the address that single-chip microcomputer receives exists in existing address; The P3.1 mouth 146 of single-chip microcomputer 14 is used for receiving the signal of testing result; The P3.2 mouth 147 of single-chip microcomputer 14 is used for sending the signal whether approach switch puts in place; The P3.3 mouth 148 of single-chip microcomputer 14 is used for the signal of control single chip computer read-write program.
In the present embodiment, corresponding four color sensing chips on each testing circuit plate.Host computer sends address command and sends in the single-chip microcomputer by data collecting card, single-chip microcomputer is judged the address, then send the corresponding color sensing chip work that allows of ordering, the color signal that gathers in the work of color sensing chip converts frequency signal to and is sent in the data collecting card, and send in the host computer by data collecting card, judged by host computer detection sample be what kind of color.Process the reception signal by host computer, alleviated the burden of single-chip microcomputer, guaranteed the stability of circuit board work.Single-chip microcomputer has guaranteed the specific aim that detects to reception and the processing of address signal.The signal that the color sensing chip is collected imports data collecting card into, and data collecting card can carry out rough handling to the data of collecting, and the signal after the rough handling is sent to host computer again, has guaranteed the validity and reliability that signal is processed.System adopts USB interface that host computer is linked to each other with data collecting card, makes equipment interoperability strong, and transmission speed is fast.
In the concrete application example of the utility model, host computer is that computing machine or IPAD can carry out the signal processing and analyzing platform; Data collecting card is USB capture card or 1934 capture cards, described every blocks of data capture card can be controlled a plurality of testing circuit plates simultaneously, described data collecting card is used for the address signal that host computer sends is passed to single-chip microcomputer on the testing circuit plate/or the frequency signal of color sensing chip output carried out rough handling, and then sends in the host computer.
Access way except the usb data line, data collecting card can further pass through PXI, PCI, PCIExpress, live wire (1394), PCMCIA, ISA, Compact Flash, 485,232 or industry ethernet access host computer, multiple access module is provided, has enlarged the range of application of native system.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. a USB interface-based color sensing Multi-path detecting system is characterized in that, comprises host computer, the usb data transmission line, and data collecting card and polylith testing circuit plate,
Described host computer links to each other with data collecting card by the usb data line, data collecting card links to each other with each described testing circuit plate, behind the address signal of data collecting card reception from host computer, address signal is passed to described testing circuit plate, single-chip microcomputer on the testing circuit plate is processed address signal, allow corresponding color sensing chip work on the described testing circuit plate, after the work of color sensing chip, in testing result signal input data collecting card, data collecting card is input to the testing result signal in the host computer again.
2. USB interface-based color sensing Multi-path detecting system according to claim 1 is characterized in that, described host computer is the platform that computing machine or IPAD can carry out signal processing and analyzing.
3. USB interface-based color sensing Multi-path detecting system according to claim 1, it is characterized in that, described data collecting card is USB capture card or 1934 capture cards, described every blocks of data capture card can be controlled a plurality of testing circuit plates simultaneously, described data collecting card is used for the address signal that host computer sends is passed to single-chip microcomputer on the testing circuit plate/or the frequency signal of color sensing chip output carried out rough handling, and then sends in the host computer.
4. USB interface-based color sensing Multi-path detecting system according to claim 1, it is characterized in that data collecting card is further by PXI, PCI, PCI Express, live wire 1394, PCMCIA, ISA, Compact Flash, 485,232 or industry ethernet access host computer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220364665 CN202734966U (en) | 2012-07-26 | 2012-07-26 | Color sensing multipath detection system based on USB interface |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220364665 CN202734966U (en) | 2012-07-26 | 2012-07-26 | Color sensing multipath detection system based on USB interface |
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| CN202734966U true CN202734966U (en) | 2013-02-13 |
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| CN 201220364665 Expired - Fee Related CN202734966U (en) | 2012-07-26 | 2012-07-26 | Color sensing multipath detection system based on USB interface |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389845A (en) * | 2013-07-04 | 2013-11-13 | 深圳市泛思成科技有限公司 | Capacitance touch screen burn test system |
| CN105457898A (en) * | 2014-09-03 | 2016-04-06 | 深圳市佳晨科技有限公司 | Product sorting method and product sorting system |
| CN112527716A (en) * | 2020-12-18 | 2021-03-19 | 深圳市度申科技有限公司 | Data transmission method, acquisition card and system based on USB 3.0 wire |
-
2012
- 2012-07-26 CN CN 201220364665 patent/CN202734966U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389845A (en) * | 2013-07-04 | 2013-11-13 | 深圳市泛思成科技有限公司 | Capacitance touch screen burn test system |
| CN103389845B (en) * | 2013-07-04 | 2016-09-07 | 深圳市泛思成科技有限公司 | A kind of capacitance touch screen burn test system |
| CN105457898A (en) * | 2014-09-03 | 2016-04-06 | 深圳市佳晨科技有限公司 | Product sorting method and product sorting system |
| CN112527716A (en) * | 2020-12-18 | 2021-03-19 | 深圳市度申科技有限公司 | Data transmission method, acquisition card and system based on USB 3.0 wire |
| CN112527716B (en) * | 2020-12-18 | 2024-01-30 | 深圳市度申科技有限公司 | Data transmission method, acquisition card and system based on USB3.0 wire |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20150726 |
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| EXPY | Termination of patent right or utility model |