CN107422704A - A kind of networking landscape lighting control system based on RDM and Art net protocols - Google Patents
A kind of networking landscape lighting control system based on RDM and Art net protocols Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40013—Details regarding a bus controller
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/4186—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by protocol, e.g. MAP, TOP
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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- Signal Processing (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of networking landscape lighting control system based on RDM and Art net protocols, Landscape Lighting system uses distributed system architecture, system is made up of the part of Surveillance center, controller, dimming driver and LED lamp etc. 4, forms the architecture of two-level network.System upper strata is made up of Surveillance center and controller, is communicated using Art net protocols；Controller is articulated in RDM buses simultaneously, and RDM control subnets are formed together with dimming driver.Test platform is finally set up, test result shows that system disclosure satisfy that Lighting control demand, and can realize the real-time detection and positioning of trouble point.System run all right is reliable, practical, and new method is provided for signal light control.
Description
Technical field
The present invention relates to Landscape Lighting control technology field, specifically a kind of net based on RDM and Art-Net agreements
Network landscape lighting control system.
Background technology
Landscape lighting control system in the past mainly uses DMX512 digital dimming agreements, but DMX512 signals can only be real
Now dim data one-way transmission, can not to lighting apparatus carry out effectively monitor and manage, system extended capability, security and
The equal Shortcomings of reliability, it is impossible to meet the requirement of current Landscape Lighting design.RDM(Remote Device Management)
The formulation of remote device management agreement is the extension to DMX512 agreements, and the original simplex modes of DMX512 are changed into by it
Half-duplex operation mode, RDM remain the dimming function of former DMX512 links, add equipment information interaction on this basis
Function, control device can carry out effective monitoring and management to other equipment.Illumination has also come into cybertimes, network
Signal light control agreement has ACN and Art-Net, because ACN protocol functions are very more, uses complexity.Art-Net procotols are bases
In the performance lamplight procotol of ICP/IP protocol, have the advantages that autgmentability is strong, transmission speed is fast, network configuration is simple.Together
When Art-Net network communication protocols can dim data using Ethernet to transmit RDM orders and substantial amounts of DMX512, can simplify
The process of control is attached with RDM or DMX512 equipment.
At present, external existing part company have developed what is be combined using Art-Net network control technologies and RDM technologies
Lamp light control system, but external product is expensive, technical sophistication, and system obtains not yet in Landscape Lighting project widely should
With.Domestic Landscape Lighting standard mostly or uses DMX512 agreements, on system management capability, magnitude control and control capability
All it is restricted；The system that part is combined using network technology with DMX512 standards, its Internet use the self-defined communication of manufacturer
Agreement, cause system compatibility poor；And all control and management function are generally responsible for by PC ends Surveillance center in system, cause
System control equipment is excessively single, and when Ethernet or PC go wrong, system can not normal work.
The content of the invention
To solve this problem, the invention provides a kind of networking Landscape Lighting control based on RDM and Art-Net agreements
System.The present invention control system while Landscape Lighting effect is completed, can by control centre's acquisition system most
The running status of minor node, system node can be carried out effectively controlling and managing, timely discovering device failure, ensure system
Safety and reliability；The standard device of different vendor's production can be compatible, improves the technology content of landscape lighting apparatus
And level.
To achieve the above object, the present invention uses following technical scheme：
A kind of networking landscape lighting control system based on RDM and Art-Net agreements, it is characterised in that described control
System processed is two-stage distributed system architecture, and system upper strata includes Surveillance center and multiple controllers, Surveillance center and multiple controls
Device processed is communicated using Art-Net agreements；System subnet layer includes dimming driver and light fixture, and each controller connection is multiple
Dimming driver, and communicated using RDM agreements；One dimming driver control one light fixture of connection.
Described Surveillance center, for all devices in system to be managed and controlled, including controller search, letter
Cease acquisition, parameter setting, brightness adjustment control and fault inquiry.
Described controller is used for the gateway and independent control device of information exchange in system；When controller is as gateway,
On the one hand communicated by Ethernet with Surveillance center, the order receive, analyze, performed, reply Surveillance center；On the other hand pass through
RDM buses connect dimming driver, send DMX512 light modulation data to dimming driver according to Surveillance center's order or RDM is controlled
Order, and upload to Surveillance center after the message encapsulation that dimming driver is replied；When controller is as independent control device,
Control can be sent for the dimming driver into RDM subnets by the operation to touch-screen on controller under non-networking state
Order.
Described controller uses ARM+FPGA patterns, handles two kinds of agreements of Art-Net and RDM.
Described controller is using μ C/OS-II embedded OSs as platform, while embedded μ C/GUI figures support system
System, for providing the graphical user interface independently of processor and lcd controller for any application using LCD figure shows.
Described dimming driver collection control and driving one, for receiving, analyzing, performing the order from controller,
And the order replied needs carries out response.
Described RDM network communication protocols use DMX512 data link, and its physical layer uses RS-485 transceivers, always
Line realizes the connection of control device and multiple answering equipments with a pair of twisted-pair feeders；RDM data are in the form of packet by asynchronous
The mode of communication carries out data transmission.
The protocol hierarchy of described Art-Net network communication protocols includes application layer, transport layer, Internet and link layer,
Application layer, which includes Art-Net main parts, RDM parts and Video parts, Art-Net main parts, includes Art-Net function numbers
According to the packet for wrapping and realizing DMX512 agreements, RDM parts are used to realize RDM orders, and Video parts are video information data
Bag；Transport layer uses UDP communication protocols；Internet is IP agreement；Link layer is hardware driving or interface.
Described light fixture is RGBW four-way LED lamps.
The present invention compared with prior art, has advantages below：
The Landscape Lighting system of the present invention uses distributed system architecture, and system is driven by Surveillance center, controller, light modulation
Device and LED lamp composition, form the architecture of two-level network.System upper strata is made up of Surveillance center and controller, is used
Art-Net network communication protocols are communicated；System subnet layer is made up of controller and dimming driver, is entered using RDM agreements
Row communication.RDM bus signals can be transmitted by Fast Ethernet, improve the transmission quantity and transmission speed of data, be caused simultaneously
The extension of RDM systems is more convenient.System realizes scape by the way of Art-Net network control technologies and RDM technologies are combined
Take bright system development into consideration, while Landscape Lighting effect is completed, minimum node in control centre's acquisition system can be passed through
Running status, can to system node carry out effectively control and manage, timely discovering device failure, ensure security of system and
Reliability；The standard device of different vendor's production can be compatible, improves the technology content and level of landscape lighting apparatus.It is logical
Crossing test proves the system stable and reliable operation, practical, and new method is provided for signal light control.
Further, the control of dimming driver collection and driving one, it is real that dimming driver can dim data according to DMX512
Existing PWM light modulations data renewal；The acquisition tasks of the data such as LED luminescent screen output voltages electric current, temperature are completed according to system requirements,
Accident analysis for equipment and light fixture provides foundation；Equipment search, parameter setting, feedback of the information, equipment are performed according to RDM orders
The operation such as identification.
Further, allow to utilize DMX512 data link in RDM agreements, make to carry out between the equipment of multiple manufacturer's productions
Two-way communication.
Brief description of the drawings
Fig. 1 is present system general structure block diagram；
Fig. 2 is controller hardware block diagram of the present invention；
Fig. 3 is RDM message structures figure of the present invention；
Fig. 4 is Art-Net protocol hierarchies figure of the present invention.
Embodiment
The landscape lighting control system of the present invention is described in detail below in conjunction with the accompanying drawings：
(1) master-plan
System architecture as shown in figure 1, the LED Landscape Lightings system based on RDM agreements using distributed system architecture design,
It is made up of Surveillance center, controller, dimming driver and LED lamp, and forms the architecture of two-level network.Distribution system
System framework can realize the decentralised control and centralized management of system, have autgmentability is strong, build conveniently, control mode flexibly, control
The features such as perfect in shape and function processed and high reliability, it is especially suitable for the exploitation of the system.The system upper strata is by Surveillance center and control
Device forms, and is communicated using Art-Net agreements；System subnet layer is made up of controller and dimming driver, using RDM agreements
As communication standard, communicated by RDM buses.
The PC ends monitoring center software that the system uses, it is the Landscape Lighting system with the software developer of laboratory
Function and research and develop.As shown in Figure 1, Surveillance center is the management control center of whole system, passes through the operation energy of staff
It is enough that all devices in system are managed and controlled.The function that Surveillance center possesses in the system is searched including dimming driver
Rope, acquisition of information, parameter setting, brightness adjustment control and fault inquiry.Controller function of search is with can obtaining the IP of controller
The information such as location, MAC Address；Parameter setting function realizes the setting to information such as controller IP address, subnet masks.Light modulation driving
Device search for for obtain controller management subnet in dimming driver UID lists；Dimming driver acquisition of information and parameter
Function is set to obtain dimming driver device label, software version number, light modulation port number and DMX512 initial addresses etc.
Information, while DMX512 initial addresses can be modified；Dimming control function includes light modulation lane testing and style light modulation
Control；Fault inquiry function can real-time query LED light the information such as plate temperature, output voltage electric current, carried for system trouble analysis
For foundation.
(b) controller
Controller exists as the gateway and independent control device of system information interaction simultaneously.When controller is as gateway,
On the one hand communicated by Ethernet with Surveillance center, the order receive, analyze, performed, reply Surveillance center；On the other hand pass through
RDM buses connect dimming driver, send DMX512 light modulation data to dimming driver according to Surveillance center's order or RDM is controlled
Order, and upload to Surveillance center after the message encapsulation that dimming driver is replied.Meanwhile controller have manage control independently
Function, the dimming driver hair into RDM subnets can be realized by the operation to touch-screen on controller under non-networking state
Send control command, including the function such as equipment search, fault inquiry, brightness adjustment control, parameter setting.
As shown in Fig. 2 controller hardware block diagram, controller uses ARM+FPGA patterns, handles Art-Net and two kinds of RDM
Agreement.FPGA receives PHY (100M) packet, if normal ArtDmx played datas, is then directly emitted to light modulation and drives
Dynamic device；If other data, ARM is transmitted to by data/address bus, handled by ARM, has performed and has transmitted data to FPGA hairs again
See off.Its major function：1) on after electricity, PHY1 and PHY2 are configured to 100M patterns by ARM；2) FPGA unpacks what PHY1 was received
UDP message bag.If UDP message, then passed through BUS [3 by agreement related RDM:0] single-chip microcomputer is issued；If Art-Net
Agreement, then directly exported by P1, P2, P3 and P4 mouth；3) FPGA will also be responsible for exchanging PHY1 and PHY2 packet；4)ARM
It is responsible for processing RDM agreements, the data preparation after processing passes through BUS [3 into UDP message frame:0] FPGA is issued, FPGA is again this
Frame issues RDM source ports (PHY1 or PHY2).
Control module is using μ C/OS-II embedded OSs as platform, while embedded μ C/GUI figures support system, are
It is any to be provided using the application of LCD figure shows efficiently independently of the graphical user interface of processor and lcd controller.
(c) dimming driver
Dimming driver is directly connected as the terminal control device in system with LED lamp, the control of dimming driver collection
With driving one, it can receive, analyze, performing the order from controller, and the order replied needs carries out response.Light modulation
Driver can dim data according to DMX512 and realize PWM light modulation data renewals；The output of LED luminescent screens is completed according to system requirements
The acquisition tasks of the data such as voltage x current, temperature, the accident analysis for equipment and light fixture provide foundation；Performed according to RDM orders
The operations such as equipment search, parameter setting, feedback of the information, equipment identification.
(2) selection of communication protocol
The Landscape Lighting system that the present apparatus proposes is mainly used in large-scale landscape illumination project, therefore extending in system ability
Require higher with management control function, with reference to current Landscape Lighting present situation, assisted using RDM agreements as system subnetwork communicating
View.Simultaneously, it is contemplated that amount of communication data is larger between Surveillance center and controller and requirement of real-time is higher, therefore uses network
Communication mode realizes the communication of Surveillance center and controller.In order to realize Landscape Lighting networking, in Net light control system
On, using Art-Net procotols.
Allow to utilize DMX512 data link in RDM agreements, make to carry out two-way between the equipment of multiple manufacturer's productions
Letter.RDM still uses DMX512 data link standard, and the design of its physical layer uses RS-485 transceivers, and bus is with a pair
Twisted-pair feeder realizes the connection of control device and multiple answering equipments.Wherein control device is that can to initiate data transmission and reception anti-
The equipment for presenting message；Answering equipment is the agent and the feedback person of message of actual functional capability.The baud rate of RDM data transfers is
250kbps, by the form of packet by asynchronous communication in a manner of carry out data transmission, Fig. 3 is RDM message structures.
Art-Net agreements are the performance lamplight procotols based on ICP/IP protocol, can be counted as TCP/IP and
The combination of DMX512 agreements.Art-Net agreements can also be transmitted in addition to the communication advantage with computer network using Ethernet
RDM orders and substantial amounts of DMX512 data, can simplify the process that control is attached with RDM or DMX512 equipment.Fig. 4 is
Art-Net protocol hierarchy figures, Art-Net are application layer protocol standard, and transport layer uses UDP communication protocols.In application layer
Art-Net main parts include Art-Net performance datas bag and realize the packet of DMX512 agreements, and RDM parts are used to realize
RDM orders, Video parts are video information data bag.The system relate generally to Art-Net main parts in application layer and
RDM partial orders.
A crucial packet is called ArtDMX in Art-Net agreements, is responsible for transmitting DMX numbers over ethernet by it
According to.It is produced by the controller of reality or converted by a DMX signal source.ArtDMX packets include three main letters
Breath：
1) the DMX values of 512 passages；
2) 5 control fields including DMX Data-Links number (Data-Link number to distinguish other data on network)；
3) serial number.Might have some packets could not arrive on time, and therefore, serial number is most important, this
Sample receiving terminal will know that the packet whether lost and do not arrived sequentially at.
(3) System Functional Test
The function that system is realized is complicated, herein only by taking pattern control and fault inquiry functional test as an example.The present apparatus uses
Light fixture be RGBW four-way LED, Surveillance center, which can realize, to test the four tunnels light modulation passage of single dimming driver,
The pattern control function of system can be tested by 8 light modulation styles for selecting to set.User can pass through click simultaneously
" inquiry " button obtains single dimming driver fault message, including the information such as LED luminescent screens voltage, electric current and temperature, obtains
After information compared with the normal value of offer, if showing that the driving plate or LED have failure beyond range of normal value, now
Surveillance center provides fault cues, and user can click on " equipment identification " button and look for specific faulty equipment, facilitates user to carry out event
Barrier investigation.
3rd, application prospect
Landscape Lighting system uses distributed system architecture, system by Surveillance center, controller, dimming driver and
LED lamp forms, and forms the architecture of two-level network.System upper strata is made up of Surveillance center and controller, using Art-Net
Network communication protocol is communicated；System subnet layer is made up of controller and dimming driver, is communicated using RDM agreements.
Test platform is finally set up, test result shows that system disclosure satisfy that Lighting control demand, and can realize trouble point
Detection in real time and positioning.System run all right is reliable, practical, and new method is provided for signal light control.
More than, only presently preferred embodiments of the present invention, the practical range of the present invention is not limited only to, it is all according to the scope of the invention
The equivalence changes done of content and modification, all should be the technology category of the present invention.
Claims (9)
- A kind of 1. networking landscape lighting control system based on RDM and Art-Net agreements, it is characterised in that described control System is two-stage distributed system architecture, and system upper strata includes Surveillance center and multiple controllers, Surveillance center and multiple controls Device is communicated using Art-Net agreements；System subnet layer includes dimming driver and light fixture, and each controller connects multiple tune CD-ROM driver, and communicated using RDM agreements；One dimming driver control one light fixture of connection.
- 2. the networking landscape lighting control system according to claim 1 based on RDM and Art-Net agreements, its feature It is, described Surveillance center, for all devices in system to be managed and controlled, including controller search, information Acquisition, parameter setting, brightness adjustment control and fault inquiry.
- 3. the networking landscape lighting control system according to claim 1 based on RDM and Art-Net agreements, its feature It is, described controller is used for the gateway and independent control device of information exchange in system；When controller is as gateway, a side Face is communicated by Ethernet with Surveillance center, the order receive, analyze, performed, reply Surveillance center；On the other hand RDM is passed through Bus connects dimming driver, and DMX512 light modulation data or RDM control lives are sent to dimming driver according to Surveillance center's order Order, and upload to Surveillance center after the message encapsulation that dimming driver is replied；When controller is as independent control device, not Control life can be sent for the dimming driver into RDM subnets by the operation to touch-screen on controller under networking state Order.
- 4. the networking landscape lighting control system according to claim 3 based on RDM and Art-Net agreements, its feature It is, described controller uses ARM+FPGA patterns, handles two kinds of agreements of Art-Net and RDM.
- 5. the networking landscape lighting control system according to claim 3 based on RDM and Art-Net agreements, its feature It is, described controller is using μ C/OS-II embedded OSs as platform, while embedded μ C/GUI figures support system, use In providing graphical user interface independently of processor and lcd controller using the application of LCD figure shows to be any.
- 6. the networking landscape lighting control system according to claim 1 based on RDM and Art-Net agreements, its feature It is, the control of described dimming driver collection and driving one, for receiving, analyzing, performing the order from controller, and it is right The order for needing to reply carries out response.
- 7. the networking landscape lighting control system according to claim 1 based on RDM and Art-Net agreements, its feature It is, described RDM network communication protocols use DMX512 data link, and its physical layer uses RS-485 transceivers, bus The connection of control device and multiple answering equipments is realized with a pair of twisted-pair feeders；RDM data are in the form of packet by asynchronous logical The mode of news carries out data transmission.
- 8. the networking landscape lighting control system according to claim 1 based on RDM and Art-Net agreements, its feature It is, the protocol hierarchy of described Art-Net network communication protocols includes application layer, transport layer, Internet and link layer, application Layer, which includes Art-Net main parts, RDM parts and Video parts, Art-Net main parts, includes Art-Net performance data bags With the packet for realizing DMX512 agreements, RDM parts are used to realize RDM orders, and Video parts are video information data bag；Pass Defeated layer uses UDP communication protocols；Internet is IP agreement；Link layer is hardware driving or interface.
- 9. the networking landscape lighting control system according to claim 1 based on RDM and Art-Net agreements, its feature It is, described light fixture is RGBW four-way LED lamps.
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Cited By (7)
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| CN109982486A (en) * | 2019-04-19 | 2019-07-05 | 广东七大洲实业有限公司 | A kind of dimming controlling method and light adjusting controller |
| JP2019216046A (en) * | 2018-06-13 | 2019-12-19 | 東芝ライテック株式会社 | Illumination system |
| CN111491413A (en) * | 2020-04-13 | 2020-08-04 | 深圳市睿智物联科技有限公司 | Application method of building lighting control system based on miniature Internet of things terminal |
| CN112291195A (en) * | 2020-09-27 | 2021-01-29 | 杭州云创智联科技有限公司 | Art-Net data processing method and system |
| CN113744501A (en) * | 2021-08-19 | 2021-12-03 | 南京信大瑞象科技有限公司 | Intelligent photosensitive broadcasting system for intelligent scene type public weather fusion media |
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| CN111491413A (en) * | 2020-04-13 | 2020-08-04 | 深圳市睿智物联科技有限公司 | Application method of building lighting control system based on miniature Internet of things terminal |
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| CN113744501A (en) * | 2021-08-19 | 2021-12-03 | 南京信大瑞象科技有限公司 | Intelligent photosensitive broadcasting system for intelligent scene type public weather fusion media |
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Application publication date: 20171201 |