CN1625143A - Intelligent housing electronical equipment controller based on industrial Ethernet - Google Patents
Intelligent housing electronical equipment controller based on industrial Ethernet Download PDFInfo
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Abstract
This invention relates to an advanced intellective household controller based on the industrial ether net and belongs to the field of intellective controlling equipment technology. It makes use of the industrial Ethernet, adopts several high-powered micro-controllers to control the intellective household and informational electrical appliances, and transmits indoor scene pictures. It includes: the high-speed ether net connection and the network service circuit, the circuits of indoor scene pictures collecting and compressing, the circuits of indoor detecting point data collecting and controlling, the circuit of picture pattern conversion, there into, one end of the high-speed ether net connection and one end of the net service circuit are connected to broad band ether net of users, the other ends are linked to the circuits of indoor scene pictures collecting and compressing and the circuits of indoor detecting point data collecting and controlling, the circuits of indoor scene pictures collecting and compressing is connected to the circuit of picture pattern conversion and CMOS camera head, the circuits of indoor detecting point data collecting and controlling is connected with the isolation unit, tri-table long distance transmission, the alarming circuit and the informational electrical appliances interface. This invention has high-powered performance, low cost and small volume.
Description
Technical field
The present invention relates to the intelligent control device technical field, particularly a kind of advanced intelligent home controller based on Industrial Ethernet.
Background technology
Application and popularization along with Ethernet, ethernet technology is used for building automatic and information household appliances field, also more and more be subject to people's attention, mainly start from the eighties of last century middle and later periods of the nineties for research based on the intelligent home device of Ethernet, at present main implementation both domestic and external has a kind of for adopting 8 or 16 s' microcontroller (MCU), move simple ethernet communication agreement, realize that single household equipment is (as water meter, ammeter, gas meter etc.) Ethernet inserts, but because the operational capability and the limited storage space of 8 or 16 s' microcontroller, this mode can only be finished the low speed transmissions of low volume data by Ethernet, then powerless for the transmission of relatively large data (as indoor border, field image), i.e. the very big contradiction of existence between the performance of the networked capabilities of system and system.
Another kind of mode is microcontroller+indoor dedicated network+indoor dedicated gateway, adopt indoor dedicated network, as RS232, RS485, CANBus, modes such as BlueTooth, a plurality of indoor microcontrollers are linked together, then will this indoor dedicated Internet access to indoor dedicated gateway (generally adopting desktop computer to realize), it is the ICP/IP protocol packet that this gateway is responsible for the information translation on the indoor dedicated network, be dealt into then and realize transmission of Information on the Ethernet, but this mode complicated network structure, cost is higher, is suitable for building, a building, the microcontroller network insertion Ethernet of an inside plants not too is suitable for family and uses.
Summary of the invention
The objective of the invention is according to the requirement of Smart Home and information household appliances at present, shortcoming at above two kinds of implementations, in conjunction with advanced at present microcontroller products, image processing techniques, control technology and the communication technology, realize the advanced intelligent home controller of a kind of high-performance, low cost, low-power consumption, small size, and then a kind of advanced intelligent home controller based on Industrial Ethernet is provided.
For achieving the above object, technical solution of the present invention provides a kind of advanced intelligent home controller based on Industrial Ethernet, it is suitable for family and uses, by Industrial Ethernet, adopt a plurality of relatively independent separately, collaborative mutually again high-performance microcontroller, thus control a plurality of Smart Homes and information household appliances efficiently, reliably, and can transmit the indoor scene image.
Described advanced intelligent home controller based on Industrial Ethernet, it comprises: data acquisition and control circuit, image format conversion circuit, isolated location, CMOS camera, three meters long distance transmission and warning circuit and the information household appliances interface circuit of Fast Ethernet access and network Service Circuit, indoor scene IMAQ and compressor circuit, indoor measuring control point, its Fast Ethernet inserts and network Service Circuit one end is connected in the broadband ethernet of registering one's residence, and the other end is connected in the data acquisition and the control circuit of indoor scene IMAQ and compressor circuit and indoor measuring control point; Indoor scene IMAQ and compressor circuit are connected in the image format conversion circuit, and the image format conversion circuit other end is connected in the CMOS camera again; The data acquisition and the control circuit of indoor measuring control point are connected in isolated location, and the isolated location other end is connected in three meters long distance transmission and warning circuit and information household appliances interface circuit again.
Described advanced intelligent home controller based on Industrial Ethernet, its described CMOS camera is a plurality of.
Described advanced intelligent home controller based on Industrial Ethernet, it is equipped with 32 hardware platforms based on ARM nuclear, Flash and SDRAM memory, MJPEG compressor circuit and 8 s' high speed embedded scm.
Described advanced intelligent home controller based on Industrial Ethernet between its described three meters long distance transmission and warning circuit and information household appliances interface circuit and household electrical appliances, the equipment, is the data communication circuit of multiple wireless.
Described advanced intelligent home controller based on Industrial Ethernet, it is equipped with ASOS and the application program as the basis with uCLinux in advance.
Description of drawings
Fig. 1 is the specific implementation circuit structure diagram of advanced intelligent home controller of the present invention;
Fig. 2 is that Fast Ethernet of the present invention inserts and network Service Circuit structure chart;
Fig. 3 is the collection and the compressor circuit structure chart of indoor scene image of the present invention;
Fig. 4 is the data acquisition and the control circuit structure chart of the indoor measuring control point of the present invention.
Embodiment
Among Fig. 1, comprising: data acquisition and control circuit 3, image format conversion circuit 4, isolated location 5, CMOS camera 6, three meters long distance transmission and warning circuit 7 and the information household appliances interface circuit 8 of Fast Ethernet access and network Service Circuit 1, indoor scene IMAQ and compressor circuit 2, indoor measuring control point.
Wherein, Fast Ethernet inserts and network Service Circuit 1 one ends are connected in the broadband ethernet of registering one's residence, the other end is connected in the data acquisition and the control circuit 3 of indoor scene IMAQ and compressor circuit 2 and indoor measuring control point, be used to finish the variety of protocol and the various network services function of system's needs, as configuration of Web Server, IP address etc.
Indoor scene IMAQ and compressor circuit 2 are connected in image format conversion circuit 4, image format conversion circuit 4 other ends are connected in CMOS camera 6 again, mainly finish the collection and the compression of indoor and outdoor scene image, and image is transferred to Fast Ethernet inserts and network Service Circuit 1, and then be sent to far-end.Wherein, CMOS camera 6 can be for a plurality of.
Image format conversion circuit 4 be used for by the CMOS camera collection to DID convert the form of needs to.
The data acquisition of indoor measuring control point and control circuit 3 are connected in isolated location 5, and isolated location 5 other ends are connected in three meters long distance transmission and warning circuit 7 and information household appliances interface circuit 8 again.This circuit is finished the wired and wireless transmission of indoor multi-analog and digital quantity, be used to gather with the control room in the data of each measuring control point, in addition, because present most information household appliances all provide the communication interface of standard, therefore can carry out data acquisition and control to household electrical appliances easily.
The following specifically describes structure of the present invention, implementation.
(1) structure of advanced intelligent home controller
For ease of the installation in present all kinds of high-end residentials, make it unified with indoor environmental harmony, the volume of advanced intelligent home controller strict control appliance in carrying out structural design, in the design of circuit, adopt multilayer wiring, end face and bottom surface be the mode of welding component simultaneously, dwindle the volume of circuit board, simultaneously, entire circuit is divided into three element circuit pieces, finish the collection and the compression of indoor scene image respectively, the Fast Ethernet of the information gathering of indoor each measuring control point and control and various data inserts, and adopts the mode of piling up that patches, further the volume of reduction equipment.
(2) the realization circuit of advanced intelligent home controller
The specific implementation circuit of each functional module of advanced intelligent home controller is described below, and the Fast Ethernet that mainly comprises data inserts and the data acquisition and the control circuit 3 of the collection of network Service Circuit 1, indoor scene image and compressor circuit 2, indoor each measuring control point.
1, Fast Ethernet inserts and the network Service Circuit
Fast Ethernet access and network Service Circuit 1 are as shown in Figure 2.
Wherein, the microprocessor of this module adopts 32 hardware platforms based on ARM nuclear, this hardware platform has the characteristics of low-power consumption, low cost, small size, have extremely strong operational capability and big addressability simultaneously, this microprocessor of 32 is supported 8,16 and 32 bit addressing modes, have the addressability of 16M * 32, can make up bigger memory space easily.The memory of system is made of Flash and SDRAM two parts, working method according to system, program code at first downloads among the Flash of system by jtag interface or serial port and stores, during system start-up, by special BOOT code the program among the Flash is transported among the SDRAM, jumps to the pairing address of SDRAM then and carry out.
System select for use can be under single 3V voltage in-system programming or the Flash memory wiped, be used for when static state program code stored, every Flash provides the memory space of 1M * 16, two in parallel constitutes the code memory space of 1M * 32, can satisfy the code length requirement of native system ASOS (ApplicationSpecific Operating System) fully.
SDRAM memory in the system is used for the running space of ASOS and various application programs.Compare with SRAM, SDRAM has the big and cheap advantage of price of unit space memory capacity, helps the simplified system design and improves cost performance.Every SDRAM provides the memory space of 4M * 16, and two in parallel constitutes the code running space of 4M * 32, and relatively large ram space helps improving systematic function.
Make up 32 FLASH and SDRAM system, can give full play to the addressing and the operational capability of 32 ARM microprocessors.
The intelligent domestic appliance controller of the present invention can reliably working core be network communication problem, the real-time and the reliability of communication have determined whether this controller is available, as intelligent control node, should guarantee that at first communication task is real-time, carry out reliably, systems soft ware adopts the embedded real-time operating system ASOS (Application Specific Operating System) based on application-specific, its core is exactly when guaranteeing rational task scheduling, reduce other unnecessary portions as much as possible to improve performance, and aspect hardware designs, then should consider when selecting high-performance microcontroller for use, suitably through part divides detection, control task, keyboard scan and demonstration task dispatching, adopt other general purpose controller to finish,, guarantee the reliable in real time of Control Network communication to alleviate the burden of node.
Compare with traditional OS, ASOS is exactly under the situation that guarantees to finish at the task of application-specific, reduces other unnecessary portions as far as possible, with make up one efficiently, reliable operating system moves specific task.For shortening the development time of system as much as possible, as the basis,, write ASOS and application program with reference to available research achievements with the open uCLinux of excellent performance, code.At the built-in Linux operating system in control field, uCLinux has inherited most of advantage of Linux as specially: as have very high stability; Simultaneously, nearly all procotol and interface all have been customized therein, the uCLinux kernel has higher execution efficient at the Linux than standard aspect the processing procotol, higher data throughout is arranged on each port, therefore, uCLinux can be referred to as an outstanding network operating system at embedded system, and its these characteristics combine with 32 arm processor is perfect, has guaranteed the real-time and the reliability of this intelligent domestic appliance controller communication greatly.
2, the collection of indoor scene image and compressor circuit
The collection of indoor scene image and compressor circuit 2 are as shown in Figure 3.
Wherein, the CMOS camera is with ccd video camera and corresponding video a/d changes and video output circuit is integrated on the device of a smaller size smaller, thereby under the prerequisite that realizes the high-fidelity digital image, cost and volume have been reduced significantly, the original R of ccd array scanning output, G, the B color picture signal, expose through analog processing circuit, proofread and correct, after white level adjustment etc. are handled, require to convert to multiple signal output forms such as YUV according to output, its analog video signal is changed the back by the YUV of 16 of video interface outputs or the standard digital video signal of RGB4:2:2 form through video a/d.Simultaneously, the video timing sequence generating circuit of CMOS camera also produce row synchronously, multiple internal clock signals such as multiple synchronizing signal such as field synchronization and pixel clock, embedded I2C interface make 32 outside arm processors by the total line traffic control CMOS camera of I2C various operating states, working method, data output format and read internal state information etc.
The MJPEG compressor circuit just data of the yuv format of CMOS camera output carries out the compression of MJPEG form.MJPEG is connected to form by jpeg image, and the every width of cloth of jpeg image all has quantization table and the Huffman code table of oneself relatively.MJPEG can only use a quantization table and Huffman code table that continuous tens frames even two field picture up to a hundred are compressed, and only just need be written into quantization table and Huffman code table again when data are lost.Needed expense when this advantage greatly reduces the system video decoding.
Being sent to Fast Ethernet by the pictorial data after the compression of MJPEG form inserts and network Service Circuit 1, realize a Web Server at this circuit simultaneously, when far-end has the request of browsing the indoor scene image, Web Server just arrives far-end with the view data high-speed transfer, in addition, some necessary netconfig functions are also finished at this, as configuration of IP address etc.
The The Cloud Terrace motion control is used to adjust the visual angle of CMOS camera.
3, the data acquisition of indoor measuring control point and control circuit
The data acquisition of indoor measuring control point and control circuit 3 are as shown in Figure 4.
The data acquisition of indoor measuring control point and control circuit 3 are used to finish other the indoor analog quantitys and the transmission of digital quantity, microprocessor adopts the high speed embedded scm of 8 of a slices to realize, mainly finish detection and the button warning of warning, indoor occupant, the tasks such as control of information household appliances of long-rangely the making a copy for of three tables, indoor gas concentration, and according to the position of equipment, the data communication circuit of multiple wireless is provided, thereby reduces indoor wiring.This functional module needs data quantity transmitted less relatively, but real-time has relatively high expectations, therefore Fast Ethernet insert and network Service Circuit 1 in when realizing the data of this module are transmitted, requirement has higher priority and real-time.
Claims (6)
1, a kind of advanced intelligent home controller based on Industrial Ethernet, it is characterized in that: be suitable for family and use, by Industrial Ethernet, adopt a plurality of relatively independent separately, collaborative mutually again high-performance microcontroller, thereby control a plurality of Smart Homes and information household appliances efficiently, reliably, and can transmit the indoor scene image.
2, advanced intelligent home controller based on Industrial Ethernet as claimed in claim 1, it is characterized in that: comprising: Fast Ethernet inserts and the network Service Circuit, indoor scene IMAQ and compressor circuit, the data acquisition of indoor measuring control point and control circuit, the image format conversion circuit, isolated location, the CMOS camera, three meters long distance transmission and warning circuit and information household appliances interface circuit, it is characterized in that: Fast Ethernet inserts and network Service Circuit one end is connected in the broadband ethernet of registering one's residence, and the other end is connected in the data acquisition and the control circuit of indoor scene IMAQ and compressor circuit and indoor measuring control point; Indoor scene IMAQ and compressor circuit are connected in the image format conversion circuit, and the image format conversion circuit other end is connected in the CMOS camera again; The data acquisition and the control circuit of indoor measuring control point are connected in isolated location, and the isolated location other end is connected in three meters long distance transmission and warning circuit and information household appliances interface circuit again.
3, the advanced intelligent home controller based on Industrial Ethernet as claimed in claim 1, it is characterized in that: described CMOS camera is a plurality of.
4. the advanced intelligent home controller based on Industrial Ethernet as claimed in claim 1 is characterized in that: 32 hardware platforms based on ARM nuclear are housed, Flash and SDRAM memory, MJPEG compressor circuit and 8 s' high speed embedded scm.
5. the advanced intelligent home controller based on Industrial Ethernet as claimed in claim 1 is characterized in that: between described three meters long distance transmission and warning circuit and information household appliances interface circuit and household electrical appliances, the equipment, be the data communication circuit of multiple wireless.
6. as claim 1,2,3 or 4 described advanced intelligent home controllers, it is characterized in that: ASOS and the application program as the basis with uCLinux is housed in advance based on Industrial Ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101180982A CN1625143A (en) | 2003-12-01 | 2003-12-01 | Intelligent housing electronical equipment controller based on industrial Ethernet |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2003101180982A CN1625143A (en) | 2003-12-01 | 2003-12-01 | Intelligent housing electronical equipment controller based on industrial Ethernet |
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| CN1625143A true CN1625143A (en) | 2005-06-08 |
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| CNA2003101180982A Pending CN1625143A (en) | 2003-12-01 | 2003-12-01 | Intelligent housing electronical equipment controller based on industrial Ethernet |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101562733B (en) * | 2009-05-20 | 2012-09-05 | 中兴通讯股份有限公司 | Device and method for accessing video acquisition equipment to next generation network |
| CN103458232A (en) * | 2013-09-10 | 2013-12-18 | 昆山奥德鲁自动化技术有限公司 | Terminal processor based on large-capacity Ethernet |
| CN108427355A (en) * | 2018-05-03 | 2018-08-21 | 蚌埠鼎诚企业管理咨询服务有限公司 | A kind of microcontroller of Intelligent housing platform |
-
2003
- 2003-12-01 CN CNA2003101180982A patent/CN1625143A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101562733B (en) * | 2009-05-20 | 2012-09-05 | 中兴通讯股份有限公司 | Device and method for accessing video acquisition equipment to next generation network |
| CN103458232A (en) * | 2013-09-10 | 2013-12-18 | 昆山奥德鲁自动化技术有限公司 | Terminal processor based on large-capacity Ethernet |
| CN108427355A (en) * | 2018-05-03 | 2018-08-21 | 蚌埠鼎诚企业管理咨询服务有限公司 | A kind of microcontroller of Intelligent housing platform |
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