CN103176445B - Based on intelligent home control system and the control method thereof of BLC2200 - Google Patents
Based on intelligent home control system and the control method thereof of BLC2200 Download PDFInfo
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- CN103176445B CN103176445B CN201210560381.XA CN201210560381A CN103176445B CN 103176445 B CN103176445 B CN 103176445B CN 201210560381 A CN201210560381 A CN 201210560381A CN 103176445 B CN103176445 B CN 103176445B
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Abstract
The invention discloses a kind of intelligent home control system based on BLC2200 and control method thereof, it comprises: user side, for the intelligent domestic appliance controller transmit operation order; The intelligent domestic appliance controller, for receiving the operational order that user side sends, and sends control command to intelligent home device; Intelligent home device, for receiving the operational order that the intelligent domestic appliance controller sends, and responds this operational order, and intelligent home device also can send feedback command to the intelligent domestic appliance controller simultaneously.Radio frequency control technology is adopted to replace Infrared Ray Remote Control Technology, solve visual range restricted problem and one-way communication problem, for controlling all kinds of providing great convenience property of home appliance, in addition, intelligent home control system adopts Low-power Technology, extends the serviceable life of telepilot.
Description
Technical field
The present invention relates to technical field of intelligent home control, be specifically related to a kind of intelligent home control system based on BLC2200 and control method thereof.
Background technology
The development of computer technology, infotech, automated control technology is in raising people living standard, while changing people life style and work habit, also propose challenge to traditional house, the progress of society, technology and economy more makes people to the great change thereupon of the idea of family room environment.People are not physical space to the requirement of furniture already, and what more pay close attention to is a tight security, convenience, comfortable home environment.Along with consumer electronics, computing machine, communication integral trend are day by day obvious, Modern Smart Home will become the inevitable choice of modern society and family in 21 century due to its feature such as safe, efficient, comfortable, convenient, intelligent.
Since 19 century 70s rise, Infrared Ray Remote Control Technology (IR) is always prevailing, it can simply control a lot of equipment, but along with applying widely, limitation and the shortcoming of Infrared Ray Remote Control Technology display gradually, because the high strength light that screen sends, giant-screen HDTV uses Infrared Ray Remote Control Technology just more difficult, secondly also have visual range restriction and one-way communication.Along with consumer electronics are increasingly sophisticated, the new trend of device storage ability, IR technology is replaced by new technology gradually, as radio frequency control technology.
Radio frequency control technology makes user more accurately and simply can control amusement equipment.Equipment only needs by a button, does not need repeatedly button could fill order, and two-way communication provides a new platform for consumer electronics industry, and radio frequency control technology can adapt to the development of equipment control mode better.Therefore, new function has promoted the development of automation equipment and integrated.
So-called intelligent domestic system, is be platform with house, has both Architectural Equipment, network service, information household appliances and equipment automatization, be integrated efficient, safe, comfortable of collecting system, structure, service, control and easily living environment.The product of the Smart Home that domestic market occurs is all the system in combination that several independently subsystem is pieced together substantially, is not intelligent domestic system truly.Intelligent domestic system should be adopt unified technical standard to realize connection in family between each monitoring equipment and the system communicated.Can realize controlling, as illuminator, safety-protection system etc. the unified of multiple subsystem.
Therefore seek a kind of by wireless communication technique, realizing controlling the unified of the intelligent domestic system be made up of multiple subsystem, is be engaged in the technician of mechanics of communication applied research when previous important problem direction and goal in research.
Summary of the invention
The object of the invention is to provide a kind of intelligent home control system based on BLC2200 and control method thereof, which solves the unified RF remote-controlled control problem of plurality of devices in family, can improve the living standard of user well.
In order to solve these problems of the prior art, technical scheme provided by the invention is:
Based on an intelligent home control system of BLC2200, it is characterized in that, described intelligent household management system comprises user side, the intelligent domestic appliance controller and intelligent home device, wherein
User side, for the intelligent domestic appliance controller transmit operation order;
The intelligent domestic appliance controller, for receiving the operational order that user side sends, and sends control command to intelligent home device;
Intelligent home device, for receiving the operational order that the intelligent domestic appliance controller sends, and responds this operational order, and intelligent home device also can send feedback command to the intelligent domestic appliance controller simultaneously.
For technique scheme, inventor also has further optimal enforcement scheme.
As optimization, described intelligent home device is assemblied on home appliance, comprise the first external processing unit and the first radio-cell being undertaken being connected by RS-232 serial ports, described first external processing unit is for the order that responds the intelligent domestic appliance controller and send and gather household electrical appliances information and external environment information, and described first radio-cell is used for receiving from RS-232, process, preserve and send household electrical appliances information and external environment information from radio-frequency head.
As optimization, described the intelligent domestic appliance controller is handheld device, comprise the second external processing unit and the second radio-cell being undertaken being connected by RS-232 serial ports, described second external processing unit has order that timeouts/response user side sends and sends the function of order to intelligent home device module, and described second radio-cell is used for receiving from RS-232, process, preserve and send household electrical appliances information and external environment information from radio-frequency head.
Further, described the intelligent domestic appliance controller and intelligent home device are all configured with three kinds of frequencies for radio communication, are provided with for frequency error factor and the frequency control apparatus of closing radio frequency reception in the first external processing unit of described intelligent home device.
As optimization, the hardware platform of the intelligent domestic appliance controller module and intelligent home device module is the chip device BLC2200 being integrated with microprocessor and 2.4GHz wireless transmit/receive units.
Present invention also offers a kind of and above-mentioned control method be suitable for mutually based on the intelligent home control system of BLC2200, control method specifically comprises following rate-determining steps:
I, intelligent home device module is assemblied on each home appliance respectively, first external processing unit response limiting and collection household electrical appliances information and external environment information, first radio-cell receives household electrical appliances information that is treated, that preserve and external environment information from RS-232, and configures the broadcast transmission that three kinds of frequencies carry out household electrical appliances information and external environment information;
II, after intelligent home device module receives broadcast singal, and in conjunction with self exclusive address information, household electrical appliances information and external environment information are processed;
III, the intelligent domestic appliance controller module carries out communicating self-inspection with intelligent home device module by respective radio-cell, and intelligent home device module sends a communication standby signal or without feedback to the intelligent domestic appliance controller module;
IV, after the control request signal received from the intelligent domestic appliance controller module when intelligent home device module, the household electrical appliances information of collection and external environment information are sent to the intelligent domestic appliance controller module by intelligent home device module, the intelligent domestic appliance controller module, according to household electrical appliances information and external environment information processing result, transmits control signal to intelligent home device module;
V, intelligent home device module receives control signal, and the intelligent home device module responds of assigned address controls accordingly and feedback signal is sent to the intelligent domestic appliance controller module; After the intelligent home device module of assigned address does not respond corresponding control or response limiting, feedback signal is not sent to the intelligent domestic appliance controller module, the intelligent domestic appliance controller module will transmit control signal to intelligent home device module again.
As optimization, when the first radio-cell carries out radiofrequency signal broadcast transmission described in step I, close radio frequency reception.The information of household electrical appliances described in step I and external environment information comprise the id information of household electrical appliances, environment temperature and illumination intensity information.
As optimization, in step III, IV and V, be point-to-points wireless data communications between described the intelligent domestic appliance controller module and intelligent home device module.
Relative to scheme of the prior art, advantage of the present invention is:
The invention describes a kind of intelligent home control system based on BLC2200 and control method thereof, the present invention adopts radio frequency control technology to replace Infrared Ray Remote Control Technology, solve visual range restricted problem and one-way communication problem, for controlling all kinds of providing great convenience property of home appliance, in addition, intelligent home control system adopts Low-power Technology, extends the serviceable life of telepilot.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the structural schematic block diagram of the intelligent domestic appliance controller and intelligent home device in the embodiment of the present invention;
Fig. 2 is the system architecture diagram of intelligent home control system in the embodiment of the present invention;
Fig. 3 is the workflow diagram of intelligent home device in the embodiment of the present invention;
Fig. 4 is the workflow diagram of the intelligent domestic appliance controller in the embodiment of the present invention.
Embodiment
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are not limited to for illustration of the present invention limit the scope of the invention.The implementation condition adopted in embodiment can do further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
Embodiment:
Present embodiment describes a kind of intelligent home control system based on BLC2200, the present embodiment is by controlling the plurality of devices in family to the wireless radiofrequency communication technology of household electrical appliances information and external environment information, realize the effect of Long-distance Control multiple household electrical appliances equipment, the intelligent domestic appliance controller and intelligent home device two modules should be comprised by the entity of eless channel communication, two generic modules comprise respective radio-cell and external processing unit respectively, and radio-cell in every generic module and external processing unit are connected by RS-232 serial ports and are connected, as shown in Figure 1.
Clear, succinct in order to what state, the data of each functional module and radio communication are defined as follows, and all refer to this definition in follow-up description: the intelligent domestic appliance controller module is category-A module, intelligent home device module is category-B module.This two generic module is each can regard a communication terminal as, is responsible for the data retransmission and the transmission that realize RS-232 serial port and wireless network.Separately the radio-cell network communications port of each module is defined as ' R ' end, and RS-232 communication port is defined as ' M ' end.If receive certain class Frame from ' R ' end or ' M ' termination to need to process, then such Frame is claimed to adapt to ' R ' or ' M ' end; If certain generic module can identify and process certain frame data frame, then claim this Frame to adapt to certain generic module, can describe and be: A-represent these several adapt to the R end of category-A module according to frame and M holds; BR-represents that this kind of Frame only adapts to the R end of category-B module ... by that analogy.
For A and category-B module, category-A module is handheld device.At channel 15, the feedback signal of 20,25 reception category-B modules, and send radio-frequency (RF) control signal to category-B module; Category-B module is arranged on home appliance respectively, receives the radio-frequency (RF) control signal of category-A module, and sends feedback signal to category-A module.
The system chart of the intelligent home control system based on BLC2200 as shown in Figure 2.When the data of the category-B module acquires household electrical appliances information be arranged on home appliance and external environment information, and send data and ready information through rough handling to category-A module, category-A module receives the information of category-B module, and category-A module responds also transmits control signal to category-B module.
The broadcast message that category-B module receives category-A module contains destination device address, category-A module and category-B module need through pairing mechanism, the category-B module of assigned address could respond the control of category-A module, and start a timeout mechanism during control of category-B module responds, when category-B module does not respond the control of category-A module at the appointed time, then abandon this operation, category-A module sends control command to category-B module again.The process of these timeout mechanisms is all completed by external processing unit, because this is a data processing relevant to embody rule.
In in the embodiment of the present invention, A and B modular structure is consistent, and wherein external processing unit (MCU unit) is connected by bus with wireless transmit/receive units, and the two formation can realize the wireless data transfer module of various function.The present embodiment have employed a SoC chip BLC2200, this integrated chip wireless transmit/receive units of MCU microprocessor unit and 2.4GHz.MCU microprocessor unit is the processor of a MCS-51 kernel, and it is integrated with a series of functions such as universal serial port and timing/timer.The Frequency Band Selection of wireless transmit/receive units be the ISM band of 2.4GHz, its Physical layer designs according to the standard of IEEE802.15.4, and its message transmission rate is 250kbps, and this frequency band division is 16 channels, and each channel accounts for the bandwidth of 5MHz.Adopt the debud mode of direct sequence spread spectrum (DSSS) and 0-QPSK, improve the antijamming capability of wireless signal.User side, by RS-232 universal serial port communication bus circuit, transmits data to the MCU unit of system wireless data transmission module, and MCU unit gives wireless transmit/receive units by wireless antenna and match circuit after data being packaged and processing again.
Illustrate based on frame format involved in the intelligent home control system of BLC2200 about this, be defined as follows three kinds of frame types:
(1) user presses control command frame
(2) user's Repetitive controller command frame
(3) user's release control command frame
In this bus priority wireless transmission system, the function of each module and workflow can be summarized as:
Category-A module
Category-A module is only responsible for the Frame received from M termination to send from R end with fixing cycle and communication frequency, because the data received from M termination are very simple, the just id information of household electrical appliances, can these id informations be directly configured in category-A module during specific implementation, when module is run, only need send these ID data.In order to the crossing preventing neighbor distance nearer is disturbed, the configurable three kinds of frequencies of category-A module carry out the broadcast transmission of id information.
Concrete communication process comprises:
(1), when receiving the configuration messages such as home appliance numbering from M termination, carry out responding and processing.
(2) when receiving the configuration messages such as home appliance numbering from M termination, then message is launched with three kinds of frequencies from R end.
Category-B module
Concrete communication process comprises:
(1) from R termination receive category-A module send user press control command frame time, send from M port, and to category-A module send feedback information, carry out simultaneously response process.
(2) when holding the user not receiving the transmission of category-A module to press control command frame from R, send feedback information to category-A module, request category-A module sends user's Repetitive controller command frame.
(3), when receiving user's release control command frame of category-A module transmission from R termination, send from M port.And carry out response process.
Be more than the introduction to all kinds of intermodule transmission of wireless signals, then by two generic module workflow diagrams shown in composition graphs 3 and Fig. 4, illustrate each functional module how to realize its Intelligent housing.
As shown in Figure 3 be the workflow diagram of intelligent home device module.This module enters cycle detection state after initialization, first detect serial ports place and whether have data, if countless certificate, query facility interrupts situation, if interrupted, then radio-frequency head is at channel 15, and 20,25 send household electrical appliances id information respectively, whether if do not interrupted, then returning to continuation detection serial ports place has data.And when detecting that serial ports place has data really, then integrity detection is carried out to it, for incomplete situation, then take to abandon this packet, and return continue detect serial ports place whether have data, for the situation that packet is complete, according to the difference of Packet type, write to module installation in a flash memory accordingly, or read designated frame it being sent from serial ports.
As shown in Figure 4 be the workflow diagram of the intelligent domestic appliance controller module.In figure, the workflow of the intelligent domestic appliance controller module is roughly the same with the workflow of aforementioned intelligent home equipment module, its difference is only after the complete command frame Packet type received by serial ports end, send from radio-frequency head after simple process is carried out to it and detect with presence or absence of radio frequency end data, therefore same section repeats no more.Especially, when radio-frequency head detection really has and is complete Frame, corresponding various situation, radio-frequency head will have following feedback action:
If the Frame that category-A module sends, send from serial ports after unpacking, and directly radio-frequency head sends to category-B module; If the Frame that category-B module sends, send from serial ports after unpacking, executable operations.To used data be abandoned in various situations after completing, and return to checking serial data.
Through laboratory simulation: designed by the present invention based on BLC2200 intelligent home control system with radio frequency control technology replace Infrared Ray Remote Control Technology, solve visual range restricted problem and one-way communication problem, for controlling all kinds of providing great convenience property of home appliance; Intelligent home control system adopts Low-power Technology, extends the serviceable life of telepilot.
Above-mentioned example, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalent transformations of doing according to Spirit Essence of the present invention or modification, all should be encompassed within protection scope of the present invention.
Claims (6)
1. based on an intelligent home control system of BLC2200, it is characterized in that, described intelligent household management system comprises user side, the intelligent domestic appliance controller and intelligent home device, wherein
User side, for the intelligent domestic appliance controller transmit operation order;
The intelligent domestic appliance controller, for receiving the operational order that user side sends, and sends control command to intelligent home device; Described the intelligent domestic appliance controller is handheld device, comprise the second external processing unit and the second radio-cell being undertaken being connected by RS-232 serial ports, described second external processing unit has timeouts and the response order that sends of user side and sends the function of order to intelligent home device module, and described second radio-cell is used for receiving from RS-232, process, preserve and send household electrical appliances information and external environment information from radio-frequency head;
Intelligent home device, for receiving the operational order that the intelligent domestic appliance controller sends, and responds this operational order, and intelligent home device also can send feedback command to the intelligent domestic appliance controller simultaneously; Described intelligent home device is assemblied on home appliance, comprise the first external processing unit and the first radio-cell being undertaken being connected by RS-232 serial ports, described first external processing unit is for the order that responds the intelligent domestic appliance controller and send and gather household electrical appliances information and external environment information, and described first radio-cell is used for receiving from RS-232, process, preserve and send household electrical appliances information and external environment information from radio-frequency head;
Described the intelligent domestic appliance controller and intelligent home device are all configured with three kinds of frequencies for radio communication, are provided with for frequency error factor and the frequency control apparatus of closing radio frequency reception in the first external processing unit of described intelligent home device.
2. the intelligent home control system based on BLC2200 according to claim 1, it is characterized in that, the hardware platform of the intelligent domestic appliance controller module and intelligent home device module is the chip device BLC2200 being integrated with microprocessor and 2.4GHz wireless transmit/receive units.
3. based on a control method for the intelligent home control system of BLC2200, it is characterized in that, control method specifically comprises following rate-determining steps:
I, intelligent home device module is assemblied on each home appliance respectively, first external processing unit response limiting and collection household electrical appliances information and external environment information, first radio-cell receives household electrical appliances information that is treated, that preserve and external environment information from RS-232, and configures the broadcast transmission that three kinds of frequencies carry out household electrical appliances information and external environment information;
II, after intelligent home device module receives broadcast singal, and in conjunction with self exclusive address information, household electrical appliances information and external environment information are processed;
III, the intelligent domestic appliance controller module carries out communicating self-inspection with intelligent home device module by respective radio-cell, and intelligent home device module sends a communication standby signal or without feedback to the intelligent domestic appliance controller module;
IV, after the control request signal received from the intelligent domestic appliance controller module when intelligent home device module, the household electrical appliances information of collection and external environment information are sent to the intelligent domestic appliance controller module by intelligent home device module, the intelligent domestic appliance controller module, according to household electrical appliances information and external environment information processing result, transmits control signal to intelligent home device module;
V, intelligent home device module receives control signal, and the intelligent home device module responds of assigned address controls accordingly and feedback signal is sent to the intelligent domestic appliance controller module; After the intelligent home device module of assigned address does not respond corresponding control or response limiting, feedback signal is not sent to the intelligent domestic appliance controller module, the intelligent domestic appliance controller module will transmit control signal to intelligent home device module again.
4. the control method of the intelligent home control system based on BLC2200 according to claim 3, is characterized in that, when the first radio-cell carries out radiofrequency signal broadcast transmission described in step I, closes radio frequency reception.
5. the control method of the intelligent home control system based on BLC2200 according to claim 3, is characterized in that, the information of household electrical appliances described in step I and external environment information comprise the id information of household electrical appliances, environment temperature and illumination intensity information.
6. the control method of the intelligent home control system based on BLC2200 according to claim 3, is characterized in that, in step III, IV and V, is point-to-points wireless data communications between described the intelligent domestic appliance controller module and intelligent home device module.
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| CN105393230B (en) * | 2013-07-12 | 2018-05-25 | 三菱电机株式会社 | Network system, mobile communication terminal and subject machine determine method |
| CN104133439A (en) * | 2014-07-22 | 2014-11-05 | 深圳市银河风云网络系统股份有限公司 | Method for terminal to control intelligent home appliances and intelligent socket |
| CN104615456B (en) | 2014-12-30 | 2019-02-05 | 联想(北京)有限公司 | A kind of information processing method and control device |
| CN104820364A (en) * | 2015-03-13 | 2015-08-05 | 李念 | Intelligent home integrated management system and method thereof |
| CN104880955A (en) * | 2015-05-29 | 2015-09-02 | 四川长虹电器股份有限公司 | Method for controlling intelligent household device, and intelligent household control device |
| CN105045116A (en) * | 2015-05-29 | 2015-11-11 | 四川长虹电器股份有限公司 | Information feedback method and intelligent household controller |
| CN104866358A (en) * | 2015-05-29 | 2015-08-26 | 四川长虹电器股份有限公司 | Function starting method and first electronic equipment |
| CN104865840A (en) * | 2015-06-05 | 2015-08-26 | 重庆晨古科技有限公司 | Intelligent household control device |
| CN105357714A (en) * | 2015-09-24 | 2016-02-24 | 广东瑞德智能科技股份有限公司 | Wireless electric appliance network and data communication method thereof |
| CN106781344B (en) * | 2015-11-23 | 2019-07-05 | 王相臣 | A kind of three channel wireless remote-control systems |
| WO2017147911A1 (en) * | 2016-03-04 | 2017-09-08 | 茹旷 | Automatic radio frequency home automation control system |
| WO2017147910A1 (en) * | 2016-03-04 | 2017-09-08 | 茹旷 | Method for switching smart home control using radio frequency positioning |
| CN107219777A (en) * | 2016-03-22 | 2017-09-29 | 深圳市轻生活科技有限公司 | One kind culinary art accessory system and device |
| CN105759626A (en) * | 2016-04-20 | 2016-07-13 | 郑晓宁 | Intelligent housing system based on embedded Web technology |
| CN112524754B (en) * | 2020-11-16 | 2021-11-23 | 珠海格力电器股份有限公司 | Data synchronization device and method of electric appliance control system and air conditioner control system |
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