CN101448024A - Network system of universal control equipment - Google Patents
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Abstract
The invention provides a network system of universal control equipment, which is characterized in that the universal control equipment, a controller and a configurator are mutually connected to form a network architecture together, a configurator configures all the universal control equipment in a network, the configurator configures a network ID and an equipment ID for each equipment, and the universal control equipment mutually discovers, mutually identifies and mutually operates through the network ID and the equipment ID. The invention adopts a simple and high-efficiency interconnection protocol to access the equipment of different manufacturers into the network, and even if the processor of the equipment is only a simple MCU, the equipment can also realize the interconnection function. The method is oriented to the equipment with relatively limited processing capacity in the practical application, and intelligent interconnection, resource sharing and cooperative service among the equipment are realized.
Description
Technical field
The invention belongs to the network architecture of universal control devices, particularly adopt the universal control devices of universal intelligent control protocol to realize interconnecting of equipment room.
Technical background
Along with the progress of science and technology, the raising of people's living standard, the demand of building intelligence, home furnishings intelligent is more and more obvious, when the related apparatus interconnection of enterprise, public place, individual and family, follow common protocols, make equipment can find and form network mutually, realize the resources open and the cooperation with service of equipment room.
Based on this, present digital home network development is swift and violent, yet it is higher to set up the cost that has conventional digital home network now, usually all be more advanced equipment ability access network, for white domestic appliances such as water heater, air-conditioning, water dispensers, and security facilities, light control appliance, curtain control appliance, water, electricity and gas hotlist device processes is limited in one's ability and daily-life related universal control devices, then also do not have the good network architecture, limited the development of Smart Home to a great extent.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of employing easy agreement, realize the interconnected network system of universal control devices.
To achieve these goals, the technical scheme of employing is as follows:
A kind of network system of universal control devices, interconnect by universal control devices, controller, configurator, the common network architecture of forming, and in network, all universal control devices are configured by a configurator, configurator is network ID of each equipment disposition and a device id, between universal control devices by network ID and device id find mutually, mutually identification, mutual operation.
In the technique scheme, described configurator is a separate equipment, perhaps is integrated in the universal control devices, perhaps is integrated in the controller.
Described network system also is provided with gateway, and a network of being made up of universal control devices, controller, configurator is mapped on another network by gateway.
Described network system use message mechanism is realized the information interaction between universal control devices, and the structure of described message is as shown in the table:
| Network ID | Target id | Source ID | Control | Type of message | The message length overall | The message verification | Message body |
| 2Octet | 2Octet | 2Octet | 1Octet | 1Octet | 1Octet | 1Octet | …… |
Described type of message comprises: equipment disposition message, equipment announcement message, file transfer message, Equipment Control message, equipment state information, equipment alarm message, service subscription message, device name message, equipment are searched message, configuration querying message.
The reciprocal process of described network system is as follows:
(1) equipment at first is configured by equipment disposition message with configurator, obtains network ID and device id;
(2) equipment that disposed enters the network operate as normal, by the equipment announcement message, oneself works online to the network declaration;
(3) miscellaneous equipment in the network listens to the equipment announcement message of this equipment, finds this equipment;
(4) miscellaneous equipment is discerned this equipment by its device description file of file transfer message request device transmission;
(5) miscellaneous equipment perhaps by the equipment state information inquiry, obtains the state of this equipment by its equipment state file of file transfer message request device transmission;
(6) miscellaneous equipment is controlled this equipment by Equipment Control message;
(7) miscellaneous equipment obtains the related service of this equipment by service subscription message;
(8) this equipment is by equipment alarm message, to the abnormality of miscellaneous equipment announcement oneself;
(9) miscellaneous equipment obtains the device name of this equipment by device name message or revises the device name of this equipment, and this equipment also can be by the device name of device name information broadcast oneself;
(10) this equipment can be searched message by equipment and find miscellaneous equipment, or is found by miscellaneous equipment;
(11) this equipment can be checked the configuration information of miscellaneous equipment or the configuration information of feedback oneself by configuration querying message.
Described universal control devices is the lower equipment of data-handling capacity, transmittability and storage capacity.
The present invention adopts and to simplify, interconnection protocol efficiently, and with the equipment access network of different manufacturers, even its processor is a simple MCU, equipment also can be realized interconnected function.It realizes intelligence interconnection, resource-sharing, the cooperation with service of equipment room towards the relatively limited equipment of processing capacity in practical application, mainly realizes following two functions:
1, the automatic establishment of general control network, administers and maintains;
2, the mutual discovery between universal control devices, mutual identification, mutual operation.
Description of drawings
Fig. 1 is a network architecture schematic diagram of the present invention;
Fig. 2 is the level schematic diagram of the communication protocol that adopts of the present invention.
Embodiment
The present invention is described further below in conjunction with accompanying drawing.
The network architecture that the present invention adopts universal intelligent control protocol GICP (General Intelligent ControlProtocol) is made up of conventional equipment, controller, configurator, gateway etc. as shown in Figure 1, and concrete parts are described below:
Conventional equipment: general universal control devices, normally in check equipment, as: air-conditioning, water heater etc.;
Controller: conventional equipment is operated the equipment of control, as: Centralized Controller, mobile control panel etc.;
Configurator: the miscellaneous equipment in the network being configured, being miscellaneous equipment distribution network ID and device id, can be a separate equipment, also can be the function that a conventional equipment or controller are realized configurator simultaneously;
Gateway: connect two different networks, realize that device intelligence in the heterogeneous networks is interconnected, the equipment of resource-sharing, cooperation with service.Can connect IGRS (Intelligent Grouping and Resource Sharing) major network and GICP subnet, realize interconnecting of IGRS and GICP, also can connect two GICP networks, realize interconnecting of two different GICP networks.A GICP network independently when not linking to each other with the outside, can not need gateway.
In the GICP network, by a configurator other all devices is configured, configurator is network ID of each equipment disposition and a device id.Network ID is distinguished different GICP networks, and the network ID of all devices is identical in the same network, and network ID is managed by configurator, and long 16, service regeulations are:
| Network ID | Purposes |
| 0x0000 | Unknown network, equipment used before configurator distributes ID, perhaps other purposes. |
| 0x0001～0xFEFF | Available network ID. |
| 0xFF00～0xFFFF | Keep. |
Device id is the logical identifier of equipment, is different from the mailing address that bottom uses.Device id is distinguished different equipment, and the device id of all devices has nothing in common with each other in the same network, and the whole network is unique, long 16 of device identification, and service regeulations are:
| Device id | Purposes |
| 0x0000 | Unknown device, equipment used before configurator distributes ID, perhaps other purposes. |
| 0x0001～0x0EFF | Conventional equipment ID. |
| 0x0F00～0x0FFF | Controller ID is as Centralized Controller, mobile controller etc. |
| 0xX000 | Gateway ID, maximum 14 gateways, X=1,2,3,4,5,6,7,8,9, A, B, C, D, E. |
| 0xX000～0xXFFF | Mapped device ID is mapped to the mapped device ID of local GICP network, mapped device ID=gateway ID+ original equipment ID by gateway proxy. |
| 0xF000～0xFFFE | Keep |
| 0xFFFF | Broadcasting ID |
Equipment in the GICP network and controller can be mapped to another network by gateway.Such as the device id of equipment in former GICP network is 0x0123, and when being the gateway proxy of 0x5000 by ID in network, its mapped device ID at this GICP network is 0x5123.
For example, two device talks in the different GICP networks: the network ID=0x1111 of network 1, network ID=the 0x2222 of network 2, gateway A is ID=0x1000 in network 1, ID=0x2000 in network 2, equipment B in the network 1 is ID=0x0111 in network 1, in network 2, shine upon ID=0x2111, equipment C in the network 2 ID=0x0222 in network 2, shine upon ID=0x1222 in network 1, when equipment B was followed equipment C communication, equipment B sent a message to gateway A: network ID=0x1111, source ID=0x0111, Target id=0x1222; Gateway A sends a message to equipment C: network ID=0x2222, source ID=0x2111, Target id=0x0222.
Broadcast, for example, the equipment announcement message, equipment is searched message etc., and only in the broadcasting of GICP network internal, gateway is not forwarded to another GICP network.
Gateway, controller can generate the list of devices file, for the miscellaneous equipment inquiry, for example, offer the controller that newly enters network.
Procotol level of the present invention as shown in Figure 2, universal intelligent control protocol GICP is an application protocol, pay close attention to the application specific details of universal intelligent control, and for the transmission activity of data in network, data point-to-point, the transmission of putting multiple spot, related protocol by physical layer, network layer and transport layer is finished, the communication details that physical layer, network layer and transport layer process are all, the actual hardware that uses with network is relevant, relevant with network configuration, these agreements can adopt any announced standard agreement.
Intelligent control protocol GICP of the present invention uses message mechanism to realize that the information interaction message structure between common apparatus is as shown in the table.
| Network ID | Target id | Source ID | Control | Type of message | The message length overall | The message verification | Message body |
| 2Octet | 2Octet | 2Octet | 1Octet | 1Octet | 1Octet | 1Octet | …… |
Wherein, network ID: network identity identifies different networks.
Target id: the device identification of target device.During the whole network broadcasting, use broadcast identification 0xFFFF.Before the equipment disposition, use unknown identification 0x0000.
Source ID: the device id of source device, before the equipment disposition, use unknown identification 0x0000.
Control: comprise information such as protocol version, encryption control, be defined as:
| Keep | Encrypt control | Protocol version |
| 4bit | 1bit | 3bit |
Wherein, encrypting control and show whether message encrypts, is 1 to encrypt, and is 0 not encrypt; Protocol version is used to identify the protocol version of GICP, keeps temporarily to be made as 0.
Type of message: the type of identification message is defined as follows:
The message length overall: the total length of whole message, comprise that network ID arrives message body, with the byte unit, GICP message length overall is no more than 48 bytes.
The message verification: whole message, except that the message check byte, the XOR value of other all data.
Message body: the detailed content of record message, corresponding different type of messages uses different definition.
Below various type of messages are described in detail as follows:
1, equipment disposition message, being used for configurator is network ID of equipment disposition and a device id, comprises configuration preparation message, configuration request message and configuration response message.
Message is prepared in configuration: configurator can carry out equipment disposition to the whole network broadcasting.
Configuration request message: the device request configurator is oneself configuration.
Configuration response message: the request of configurator response apparatus, for equipment is configured.
When configurator and equipment are in configuration status, can carry out equipment disposition, detailed process is as follows:
(1), configurator, equipment be by associative operation, enters configuration status.
(2), configurator in the subnet of administration, fixed time broadcast comprises the configuration of network ID and prepares message.
(3), equipment receives configuration and prepares message, generates 8 byte device request identification datas at random, sends configuration request message.
(4), configurator receives configuration request message, distribution relevant device ID, transmission configuration response message.
(5), equipment receives configuration response message, check whether configuration response message is to issue oneself (whether is judging of oneself submitting to according to the device request identification code of returning), after being proved to be successful, the device id of record network ID and acquisition, configuration status is withdrawed from the equipment disposition success.If configuration response message is to oneself, or confiscate configuration response message always, wait for once more that then configurator sends configuration and prepares message, request configuration again.
(6), configurator continues the fixed time broadcast configuration and prepares message under configuration status, up to withdrawing from configuration status by associative operation.
Message and configuration response message are prepared in configuration: configurator sends, and network ID is the network ID of configurator management, and Target id is broadcasting ID (0xFFFF), and source ID is 0x0000 or the device id of configurator for self distributing.
Configuration request message: equipment sends, and network ID is prepared the network ID that message provides for configuration, and Target id is prepared the source ID that message provides for configuration, and source ID is unknown ID (0x0000).
Configurator supervising the network ID can import or monitor and generates available network ID or other approach after the ambient network automatically and obtain network ID by the user.
If configurator is not a separate equipment, but realize the function of configurator by an equipment or controller, then configurator for oneself allocate a device ID or controller ID to carry out subsequent communications.
2, equipment announcement message
The equipment announcement message is used for the equipment declaration and lays oneself open to normal operating conditions, is the message in the whole network broadcasting, is used for showing the online operate as normal of this equipment.
For controller and gateway, transmitting apparatus announcement message not at ordinary times only after the equipment of receiving is searched message, meets search criterion, begins close declaration, after a period of time, stops declaration.
For conventional equipment, power on and carry out close declaration, after a period of time, become and dredge declaration, if the equipment of receiving is searched message, meet search criterion, then in a period of time, carry out close declaration, become then and dredge declaration.If equipment does not send any message in long-time, then miscellaneous equipment is thought this equipment off-line.
Close declaration refers to declare that the time interval is shorter, and thin declaration refers to declare that the time interval is longer, the actual needs that concrete basis of time is used.
3, file transfer message
File transfer message comprises file transfer requests message and file transfer response message, and file transfer requests message is used for the demand file transmission, and the file transfer response message is used for response file transmission request, transfer files data.
File transfer is initiated request by the file request end, and file is held end and request is responded realized.The request end can start, suspend or end according to actual conditions transmits.Transmission can be from file header or certain breakpoint.Whether the file request end can judge file end of transmission by file length overall and the file data that has obtained.If a file does not have end of transmission, then transmission can in time be asked to continue in the request end.
File transfer message is mainly used in transmission such as device description file, equipment state file, list of devices file, User Defined file.
4, Equipment Control message
Equipment Control message is used for the equipment room transmitting control information, comprises control request message and control response message.Control request message is used for request certain equipment is controlled, control response message is used to respond the control request to equipment, replying the request end can maybe can not control, inform the control request end control successfully, can not executable operations, relevant information such as function code do not exist, the parameter code does not exist, parameter value is invalid.
5, equipment state information
Status message is used for equipment room transmit mode information, comprises status request message and status response message.Status request message is used for requesting service and upgrades its state, and status response message is used for equipment and submits its last state to.When needs are understood some state of an equipment, come its state information of acquisition request by status request message, requested equipment returns the last state of oneself by status response message.It is subscribed that status information of equipment can be used as a service of equipment, and when equipment generation state changed, equipment sent the state information that the changes equipment to its service of subscription by status response message.
6, equipment alarm message
Equipment alarm message is used for the transmission equipment warning information, the current state of indicating equipment.
Send alarm information during equipment generation alert, it is subscribed that equipment alarm information can be used as a service of equipment, and when equipment generation alert, equipment sends the equipment of corresponding warning information to its service of subscription by equipment alarm message.
7, service subscription message
Service subscription message is used for the related service that subscription equipment provides, and comprises service subscription request and service subscription response.The service subscription request message is used to a certain service of the equipment of pulling subscription, and the service subscription response message is used to respond the subscribe request of miscellaneous equipment.Be used for the pulling subscription a certain service of certain equipment of service subscription request message is sent by the equipment of request.The result that requested equipment will be subscribed to by subscription response message returns to the equipment of the request of sending.After the service subscription success, the equipment of subscribed service provides corresponding service to the equipment of the service of pulling subscription.
For example, the device A status information of equipment service of equipment B that pulls subscription, if subscribe to successfully, when equipment B generation state changed, equipment B must send to device A with corresponding state information by the equipment state response message, provides service to device A.
8, device name message
Device name message is used for equipment room and transmits device name information, comprises requesting service title message, revises the device name message and the title message of updating the equipment.Requesting service title message is used to ask its title of certain device transmission, revises the title that device name message is used to revise certain equipment, and the title of updating the equipment message is used for the title of equipment to miscellaneous equipment announcement oneself.
Requesting service title message is used for the device name of certain equipment of acquisition request, is sent by the equipment of request, and requested equipment returns the title of oneself by the title message of updating the equipment.Revise the title that device name message is used for revising miscellaneous equipment, sent by the equipment of controlling name modifications, the equipment that is modified is by the newname of title message to the whole network broadcasting oneself of updating the equipment.
9, equipment is searched message
Equipment is searched the interior equipment of ID scope that message is used to search appointment.
Search message by equipment and search equipment in the assigned I D scope, for example: search the equipment of ID in 0x0001～0x0010 scope, perhaps search the controller of ID in 0x0F00～0x0FFF scope, perhaps search the gateway of ID in 0x1000～0xE000 scope.Meet the conventional equipment of search criterion, after the equipment of receiving was searched message, the equipment that changes oneself was declared as close declaration, was adjusted into after a period of time to dredge declaration again.Controller and gateway are not done the equipment declaration at ordinary times, after the equipment of receiving is searched message, if meet search criterion, then begin close declaration, stop declaration after a period of time.
10, configuration querying message
Configuration querying message is used for the network ID and the device id of query facility, comprises configuration querying request message and configuration querying response message.
The configuration querying request message: the configuration information of request query facility, as network ID, device id etc.
Configuration querying response message: the configuration information of Returning equipment.
Query facility has the operating state that can inquire about the miscellaneous equipment configuration information.The operating state that is had the inquiry of allowing by query facility.Query facility and must be entered the relevant work state by query facility after, could actuating equipment configuration querying work.Query facility is under the state that can inquire about the miscellaneous equipment configuration, and periodic intervals sends the configuration querying request message.Only be in and allow the equipment of query State can return the configuration querying response message.Under the state that allows the query facility configuration, behind the reception configuration querying request message, sent the configuration querying response message by query facility, return the relevant configuration information of oneself, message withdraws from the permission query State after sending and finishing automatically.
The configuration querying request message: network ID is a unknown network, and Target id is the unknown ID of 0x0000, and source ID is the device id of query facility.
Configuration response message: network ID is by the network ID of query facility, and Target id is the source ID of inquiry request message, and source ID is by the device id of query facility.
So far, to enter the flow process of GICP network work as follows for equipment:
1, equipment at first is configured by equipment disposition message with configurator, obtains network ID and device id;
2, the equipment that disposed enters the network operate as normal, by the equipment announcement message, oneself works online to the network declaration;
3, the miscellaneous equipment in the network listens to the equipment announcement message of this equipment, finds this equipment;
4, miscellaneous equipment is discerned this equipment by its device description file of file transfer message request device transmission;
5, miscellaneous equipment perhaps by the equipment state information inquiry, obtains the state of this equipment by its equipment state file of file transfer message request device transmission;
6, miscellaneous equipment is controlled this equipment by Equipment Control message;
7, miscellaneous equipment obtains the related service of this equipment by service subscription message;
8, this equipment is by equipment alarm message, to the abnormality of miscellaneous equipment announcement oneself;
9, miscellaneous equipment obtains the device name of this equipment by device name message or revises the device name of this equipment, and this equipment also can be by the device name of device name information broadcast oneself;
10, this equipment can be searched message by equipment and find miscellaneous equipment, or is found by miscellaneous equipment;
11, this equipment can be checked the configuration information of miscellaneous equipment or the configuration information of feedback oneself by configuration querying message.
Claims (7)
1, a kind of network system of universal control devices, it is characterized in that interconnecting by universal control devices, controller, configurator, the common network architecture of forming, and in network, all universal control devices are configured by a configurator, configurator is network ID of each equipment disposition and a device id, finds, reaches identification mutually mutually, reaches mutual operation by network ID and device id between universal control devices.
2, the network system of universal control devices according to claim 1 is characterized in that described configurator is a separate equipment, perhaps is integrated in the universal control devices, perhaps is integrated in the controller.
3, the network system of universal control devices according to claim 1 and 2 is characterized in that described network system also is provided with gateway, and a network of being made up of universal control devices, controller, configurator is mapped on another network by gateway.
4, the network system of universal control devices according to claim 3 is characterized in that described network system uses message mechanism to realize information interaction between universal control devices.
5, the network system of universal control devices according to claim 4, it is characterized in that described type of message comprises: equipment disposition message, equipment announcement message, file transfer message, Equipment Control message, equipment state information, equipment alarm message, service subscription message, device name message, equipment are searched message, configuration querying message.
6, the network system of universal control devices according to claim 5 is characterized in that the reciprocal process of described network system is as follows:
(1) equipment at first is configured by equipment disposition message with configurator, obtains network ID and device id;
(2) equipment that disposed enters the network operate as normal, by the equipment announcement message, oneself works online to the network declaration;
(3) miscellaneous equipment in the network listens to the equipment announcement message of this equipment, finds this equipment;
(4) miscellaneous equipment is discerned this equipment by its device description file of file transfer message request device transmission;
(5) miscellaneous equipment perhaps by the equipment state information inquiry, obtains the state of this equipment by its equipment state file of file transfer message request device transmission;
(6) miscellaneous equipment is controlled this equipment by Equipment Control message;
(7) miscellaneous equipment obtains the related service of this equipment by service subscription message;
(8) this equipment is by equipment alarm message, to the abnormality of miscellaneous equipment announcement oneself;
(9) miscellaneous equipment obtains the device name of this equipment by device name message or revises the device name of this equipment, and this equipment also can be by the device name of device name information broadcast oneself;
(10) this equipment can be searched message by equipment and find miscellaneous equipment, or is found by miscellaneous equipment;
(11) this equipment can be checked the configuration information of miscellaneous equipment or the configuration information of feedback oneself by configuration querying message.
7, the network system of universal control devices according to claim 1 is characterized in that described universal control devices is the relatively low equipment of data-handling capacity, transmittability and storage capacity.
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| CNA200810220492XA CN101448024A (en) | 2008-12-26 | 2008-12-26 | Network system of universal control equipment |
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| CNA200810220492XA CN101448024A (en) | 2008-12-26 | 2008-12-26 | Network system of universal control equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767663A (en) * | 2014-01-07 | 2015-07-08 | 艾默生网络能源有限公司 | Ring communication network main node switching method, device and system |
| CN110609534A (en) * | 2019-11-01 | 2019-12-24 | 北京昊恒天科技有限公司 | Intelligent household control method and system |
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2008
- 2008-12-26 CN CNA200810220492XA patent/CN101448024A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767663A (en) * | 2014-01-07 | 2015-07-08 | 艾默生网络能源有限公司 | Ring communication network main node switching method, device and system |
| CN110609534A (en) * | 2019-11-01 | 2019-12-24 | 北京昊恒天科技有限公司 | Intelligent household control method and system |
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