CN1299473C - Method for controlling electric appliance equipment in home control network on internet - Google Patents

Abstract

A method for controlling electrical equipment in a home control network on the Internet. Various information codes of the electrical equipment are written into a read-only memory of each equipment, the gateway reads the various information codes into the gateway, and after the identification and storage of the gateway, when an internet user with a browser accesses the gateway, the gateway firstly provides a main page containing the electrical equipment in the network for the browser; providing a control page of the selected electrical equipment for the browser; after the user selects the definite control operation, the gateway provides the executable control code for the selected electric equipment after identifying and converting the control code of the user, and provides the result of the execution network reflecting the selected electric equipment to the browser of the user. The household control network is used for bus communication of the electrical equipment through the serial asynchronous communication port and the serial interface bus communication controller. The invention has the characteristics of less resource occupation, strong adaptability to the existing equipment, low implementation cost, easy implementation and good implementation effect.

Description

The method that electric equipment in the home controlling is controlled on the internet

Technical field

The present invention relates to a kind of control method, particularly a kind of method of on the internet electric equipment in the home controlling being controlled.

Technical background

The home controlling (claiming home control system again) that the electric equipment that utilizes information-based makes up, for example with having disposed the television set that single-chip microcomputer is arranged, refrigerator, microwave oven, personal computer is by the home controlling of device build such as the electric light of single-chip microcomputer centralized monitor, socket, electric furnace.Because each electric equipment has the characteristics of CPU processing capacity (promptly by information-based) in the net, therefore, by a gateway device Internet user can being controlled to each electric equipment in netting becomes possibility.But a kind ofly can satisfy the requirement that the Internet user controls each electric equipment in the home controlling, do not need to increase resource that existing Internet user had or the controlling schemes that changes user operation habits again, do not need to change the control method of electric equipment structure in the home controlling yet, yet there are no report.

Summary of the invention

The objective of the invention is to, a kind of method of on the internet electric equipment in the home controlling being controlled is provided.Adopt this control method, can satisfy the requirement that the Internet user controls each electric equipment in the home controlling, not needing again increases resource or the change user operation habits that existing Internet user is had, and does not also need to change the structure of electric equipment in the home controlling.

The present invention realizes like this.The method that electric equipment in the home controlling is controlled on the internet, it is characterized in that: it be with each informationization the various message codes of electric equipment write in the read-only memory of each equipment self, by gateway device each various message code that are in the electric equipment of networking state in the home controlling are read in the gateway device, after the discriminating of gateway device, apparatus characteristic code in the message code is deposited in the status information of equipment table into its foundation, the control information code in the message code is deposited in the control unit information table into its foundation; When having the internet user access gateway device of browser, gateway device is the web page code of standard with the apparatus characteristic code conversion in the status information of equipment table at first, for user's browser provides a homepage that contains in the home controlling apparatus characteristic information of each electric equipment that is in the networking state; The user is behind selected clear and definite electric equipment on the homepage of browser, gateway device is the web page code of standard with this electric equipment control information code conversion in the control unit information table, for user's browser provides a control page that contains the controlling features information of selected electric equipment; The user is after selected clear and definite control operation on the control page of browser, gateway device with user's control routine through differentiate, after the conversion, provide its executable control routine to selected electric equipment, and the control information code conversion that will reflect selected electric equipment execution result is the browser that the web page code of standard offers the user; Described home controlling is the home controlling that adopts asynchronous serial bus communication, and it is for communication controller of serial interface bus of every electric equipment configuration in netting, and makes each electric equipment in the system carry out bus communication through the serial asynchronous communication mouth; The formation of described communication controller of serial interface bus comprises interface section, bus portion and communication logic control section; The formation of interface section comprises interface end asynchronous serial Transmit-Receive Unit that the Asynchronous Serial Interface with electric equipment joins and the databuffering processing unit 1 that joins with this Transmit-Receive Unit; The formation of bus portion comprises bus end asynchronous serial Transmit-Receive Unit that joins with the asynchronous serial bus interface and the data buffering processing unit 2 that joins with this Transmit-Receive Unit, but data buffering processing unit 2 also joins and bi-directional transfer of data with databuffering processing unit 1; Error count that the communication logic control section comprises the carrier sense multiple access collision detection circuit of joining with the asynchronous serial bus interface, join with the carrier sense multiple access collision detection circuit and fault processing circuit, other respectively constitutes the communication control unit that the unit joins with error count and fault processing circuit and communication controller of serial interface bus.

In the above-mentioned method of on the internet electric equipment in the home controlling being controlled.The string that the formation of described interface end asynchronous serial Transmit-Receive Unit comprises interface end asynchronous serial transceiver, join with transceiver in the lump change-over circuit and and a string change-over circuit; The formation of described databuffering processing unit 1 comprises that interface reception data buffer and interface send the data buffer zone; The formation of described bus end asynchronous serial Transmit-Receive Unit comprise bus end asynchronous serial transceiver, with this transceiver join and a string change-over circuit and the change-over circuit in the lump of going here and there; The formation of described data buffering processing unit 2 comprises that bus sends data buffer zone and bus reception data buffer; Described communication control unit comprises transmit control register heap, add up and checking circuit, cyclic redundancy code generation circuit, receive the control register heap, add up and generative circuit, address check circuit, CRC circuit, time-out check circuit.

The present invention is according to the characteristics of home controlling, a kind of method of on the internet electric equipment in the home controlling being controlled is provided, this control method can satisfy the requirement that the Internet user controls each electric equipment in the home controlling, not needing again increases resource or the change user operation habits that existing Internet user is had, and does not also need to change the structure of electric equipment in the home controlling.Use this control method, existing Internet user can not change existing resource distribution and operating habit, on browser the electric equipment in the home controlling is carried out control operation intuitively; When increasing novel electric equipment and increase in the home controlling or reducing electric equipment, do not need to reconfigure the resource of gateway, the Internet user can obtain the up-to-date equipment webpage and the corresponding control page of home controlling from its browser, and still can carry out control operation.Use this control method, information-based electric equipment can not change the direct networking of structure, does not also influence the production of manufacturer to existing various electric equipments.The present invention's least cost provides an extraordinary man-machine interface for the Internet user carries out control operation to home controlling, has promptly satisfied the control requirement, has made full use of various existing resources.The present invention has that resource occupation is few, and strong to existing equipment adaptability, implementation cost is low, and is easy to implement, and the characteristics that implementation result is good can be widely used in home controlling or similarly in the control system.

Description of drawings

Accompanyingdrawing 1 is to implement network of the present invention to constitute schematic diagram:

Accompanying drawing 2 is circuit structure block diagrams of communication controller of serial interface bus among Fig. 1:

The circuit structure block diagram that accompanyingdrawing 3 is communication controller of serial interface bus refinements;

Accompanying drawing 4 is that the message code of electric equipment among the present invention constitutes schematic diagram;

Accompanying drawing 5 is formation schematic diagrames of object type table;

Accompanying drawing 6 is formation schematic diagrames of status information of equipment table:

Accompanying drawing 7 is formation schematic diagrames of apparatus characteristic code and standard web page code mapping table;

Accompanying drawing 8 is formation schematic diagrames of control unit information table;

Accompanying drawing 9 is formation schematic diagrames of electric equipment control information code and standard web page code mapping table;

Accompanying drawing 10 is to implement program flow chart of the present invention;

Accompanying drawing 11 is formation schematic diagrames that the user controls web page code;

Accompanying drawing 12 is user's control routine and the formation schematic diagram that electric equipment can be carried out the control routine mapping table.

Embodiment

Embodiment.The method that electric equipment in the home controlling is controlled on the internet.It is with each informationization the various message codes of electric equipment write in the read-only memory of each equipment self. by gateway device each various message code that are in the electric equipment of networking state in the home controlling are read in the gateway device, after the discriminating of gateway device, apparatus characteristic code in the message code is deposited in the status information of equipment table into its foundation, the control information code in the message code is deposited in the control unit information table into its foundation; When having the internet user access gateway device of browser, gateway device is at first with the web page code that each feature code is converted to standard of establishing in the status information of equipment table, for user's browser provides a homepage that contains in the home controlling apparatus characteristic information of each electric equipment that is in the networking state; The user is behind selected clear and definite electric equipment on the homepage of browser, gateway device is the web page code of standard with this electric equipment control information code conversion in the control unit information table, for user's browser provides a control page that contains the controlling features information of selected electric equipment: the user is after selected clear and definite control operation on the control page of browser, gateway device with user's control routine through differentiating, after the conversion, provide its executable control routine to selected electric equipment, and the control information code conversion that will reflect the execution result of selected electric equipment is the browser that the web page code of standard offers the user.

The The whole control network that is made of home controlling and the Internet as shown in Figure 1, what adopt in home controlling is asynchronous serial bus communication, it is to be communication controller of serial interface bus of every electric equipment configuration in netting, make each electric equipment in the home controlling carry out asynchronous serial bus communication by communication controller of serial interface bus through the serial asynchronous communication mouth, this communication structure and mode have existing resource is taken few, characteristics easy to implement, that implementation cost is low.Certainly, also can adopt other communication structure and communication mode.The structure of communication controller of serial interface bus as shown in Figure 2, the formation of communication controller of serial interface bus comprises the interface section, bus portion and communication logic control section; The databuffering processing unit 1 that the formation of interface section comprises interface end asynchronous serial Transmit-Receive Unit and joins with it; The data buffering processing unit 2 that the formation of bus portion comprises bus end asynchronous serial Transmit-Receive Unit and joins with it; The communication logic control section comprises communication control unit, error count and fault processing circuit, carrier sense multiple access conflict monitoring circuit.As shown in Figure 3, the formation of described interface end asynchronous serial Transmit-Receive Unit comprises interface end asynchronous serial transceiver, the string that joins with transceiver in the lump change-over circuit and and a string change-over circuit; The formation of described databuffering processing unit 1 comprises that interface reception data buffer and interface send the data buffer zone; The formation of described bus end asynchronous serial Transmit-Receive Unit comprises bus end asynchronous serial transceiver, the also a string change-over circuit that joins with it and the change-over circuit in the lump of going here and there; The formation of described data buffering processing unit 2 comprises that bus sends data buffer zone and bus reception data buffer; Described communication control unit comprises that the transmit control register heap adds up and checking circuit, and the cyclic redundancy code generation circuit receives the control register heap, adds up and generative circuit address check circuit, CRC circuit, time-out check circuit.

Because in the existing home control system, not idle not the using of full duplex serial communication interface that a programmable UART of having (UART Universal Asynchronous Receiver Transmitter) function is all arranged in the single-chip microcomputer of each controlling object, therefore with communication controller of serial interface bus therewith communication interface join, both need not transform existing controlling object, utilized the idle resource of controlling object again, and adopt the serial interface communication mode, line has only several, and the parallel interface communication mode then needs tens.

Realize that the concrete steps of on the internet electric equipment in the home controlling being controlled are as follows:

A, write the various message codes of electric equipment: the formation of the message code of write device read-only memory is shown in Fig. 4-1, and it comprises an apparatus characteristic code segment and several control information code segments.The formation of apparatus characteristic code segment comprises device type (as television set, refrigerator, computer etc.) code, product type code shown in Fig. 4-2, also can include FileVersion code and vendor code etc.; The formation of control information code segment shown in Fig. 4-3, comprise controlling object (as temperature, switch, volume etc.) code, controlling object type code, controlling object attribute (as read-only, only write, read-write) code, Control Parameter code, control (reading or writing) code and alternate code.Wherein, the controlling object type is divided into 18 kinds by current in the world standard, as shown in Figure 5: the length and the content of Control Parameter code are variable, determine by the controlling object type, the length of the Control Parameter code of same controlling object type is identical with content, and shown in Fig. 4-4, temperature and air quantity belong to the AV type together, the total length of its Control Parameter code is identical, and content includes minimum value, maximum, initial value, control step-length; Shown in Fig. 4-5, power supply belongs to the BV type together with opening the door, and its Control Parameter code length is identical, and content is initial value.It is used that alternate code is mainly the FileVersion upgrading.Message code can adopt screen interrogation reply system or other modes to fill among the ROM of back write device, can be write by device fabrication producer, also can be write by the setter of home controlling.

B, the initialization of gateway device: shown in Figure 10-1, after home controlling powers on, the Internet server function of elder generation's initialization gateway device, after gateway device is received the networking signal that powers on that electric equipment sends in the net, communication controller of serial interface bus to all network access electric equipments carries out address registration, then every equipment read-only memory is carried out read operation, the code of the apparatus characteristic code segment of every equipment is deposited in the status information of equipment table of gateway, the formation of status information of equipment table and storage format are as shown in Figure 6, it is foretold at original apparatus characteristic code segment has increased address code, the current state code also can increase the code that other reflect equipment states.Again each control information code segment is done following processing one by one:, controlling object is classified by controlling object type shown in Figure 5 earlier according to the controlling object type code; Be stored in the control unit information table by classification then, the formation of control unit information table and storage format have increased address code as shown in Figure 8 on original control information code segment.The control unit information table is made of 18 subpools, the corresponding a kind of controlling object type of each subpool.The initialization of gateway device is finished.

The formation of C, the page: shown in Figure 10-2, when the user on the Internet passed through the gateway device of browser access home controlling, gateway device was differentiated access instruction earlier.If the homepage access instruction, gateway device is data in the fetch equipment state information table one by one then, and convert the code of apparatus characteristic code segment the web page code of HTML (HTML) form to by conversion program, as shown in Figure 7.Also can convert the SGML of SGML form or extended formatting to.The Eh convey program offers browser by http protocol, demonstrates on browser, and the mode that homepage shows can be the image of equipment list, equipment etc.

The formation of D, the control page: shown in Figure 10-3, when the user on the Internet operates the homepage of browser, for example, when clicking air conditioner, gateway device to home controlling sends access instruction, gateway is established each and earlier access instruction is differentiated, after determining that equipment is chosen instruction, again according to the parameter in the instruction, as " address ", all control information codes of this air conditioner are read out from the control unit information table, and convert the code of control information code segment the web page code of html format to, as shown in Figure 9 by conversion program.Offer browser by convey program by http protocol, the mode that the control page shows can be operation keyboard, remote controller or operation table etc.

E, on-line customer carry out control operation to the electric equipment in the home controlling: shown in Figure 10-4, the Internet user operates the control page on browser, for example, when clicking temperature and importing new temperature value, browser sends by the user to the gateway device of home controlling and controls the access instruction that web page code constitutes, and the formation that the user controls web page code as shown in figure 11.This is a kind of direct request mode, also available FORM submission form mode or other modes.Gateway is established each and earlier instruction is discerned, after determining to be the control operation instruction, will be by user's control routine of parameters such as " address ", " controlling object " in the instruction, " control routine ", " controlling value " formation, convert equipment to by conversion program and can carry out control routine, as shown in figure 12.Send by the bus of gateway device by home controlling equipment in net and can carry out control routine.After air conditioner reads identification, finish the operation that control routine is formulated, and the currency of mirror operation result's controlling object temperature sent back to gateway, after gateway is checked and approved with the run time version that is sent, this code is converted again to the web page code of html format by conversion program, send to browser by http protocol by convey program, determine the new browser display control page.

Claims (2)

1, the method that electric equipment in the home controlling is controlled on the internet, it is characterized in that: it be with each informationization the various message codes of electric equipment write in the read-only memory of each equipment self, by gateway device each various message code that are in the electric equipment of networking state in the home controlling are read in the gateway device, after the discriminating of gateway device, apparatus characteristic code in the message code is deposited in the status information of equipment table into its foundation, the control information code in the message code is deposited in the control unit information table into its foundation; When having the internet user access gateway device of browser, gateway device is the web page code of standard with the apparatus characteristic code conversion in the status information of equipment table at first, for user's browser provides a homepage that contains in the home controlling apparatus characteristic information of each electric equipment that is in the networking state; The user is behind selected clear and definite electric equipment on the homepage of browser, gateway device will be in the control unit information table should selected electric equipment control information code conversion be the web page code of standard, for user's browser provides a control page that contains the controlling features information of selected electric equipment; The user is after selected clear and definite control operation on the control page of browser, gateway device with user's control routine through differentiate, after the conversion, provide its executable control routine to selected electric equipment, and the control information code conversion that will reflect selected electric equipment execution result is the browser that the web page code of standard offers the user; Described home controlling is the home controlling that adopts asynchronous serial bus communication, it is for communication controller of serial interface bus of every electric equipment configuration in netting, and makes each electric equipment in the net carry out bus communication through communication controller of serial interface bus; The formation of described communication controller of serial interface bus comprises interface section, bus portion and communication logic control section; The formation of interface section comprises interface end asynchronous serial Transmit-Receive Unit that the Asynchronous Serial Interface with electric equipment joins and the data buffering processing unit 1 that joins with interface end asynchronous serial Transmit-Receive Unit; The formation of bus portion comprises bus end asynchronous serial Transmit-Receive Unit that joins with the asynchronous serial bus interface and the data buffering processing unit 2 that joins with bus end asynchronous serial Transmit-Receive Unit, but data buffering processing unit 2 also joins and bi-directional transfer of data with data buffering processing unit 1; Error count that the communication logic control section comprises the carrier sense multiple access collision detection circuit of joining with the asynchronous serial bus interface, join with the carrier sense multiple access collision detection circuit and fault processing circuit, other respectively constitutes the communication control unit that the unit joins with error count and fault processing circuit and communication controller of serial interface bus.

2, the method for on the internet electric equipment in the home controlling being controlled according to claim 1 is characterized in that: the string that the formation of described interface end asynchronous serial Transmit-Receive Unit comprises interface end asynchronous serial transceiver, join with interface end asynchronous serial transceiver in the lump change-over circuit and and a string change-over circuit; The formation of described data buffering processing unit 1 comprises that interface reception data buffer and interface send the data buffer zone; The formation of described bus end asynchronous serial Transmit-Receive Unit comprise bus end asynchronous serial transceiver, with bus end asynchronous serial transceiver join and a string change-over circuit and the change-over circuit in the lump of going here and there; The formation of described data buffering processing unit 2 comprises that bus sends data buffer zone and bus reception data buffer; Described communication control unit comprises transmit control register heap, add up and checking circuit, cyclic redundancy code generation circuit, receive the control register heap, add up and generative circuit, address check circuit, CRC circuit, time-out check circuit.

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