CN201426196Y

CN201426196Y - DMX512 controlling light-fixture

Info

Publication number: CN201426196Y
Application number: CN2009200566502U
Authority: CN
Inventors: 王成明
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-05-15
Filing date: 2009-05-15
Publication date: 2010-03-17
Anticipated expiration: 2019-05-15

Abstract

The utility model discloses a DMX512 controlling light-fixture. The DMX512 controlling light-fixture comprises a DMX512 controlling table (1), a DMX512 processor (2) with built-in control program, a plurality of LED light-fixtures (3); the DMX512 controlling table (1) inputs DMX512 signals to the DMX512 processor (2), the DMX512 processor (2) outputs serial shift signals to the plurality of LED light-fixtures (3). The DMX512 controlling light-fixture solves the problem that the original LED products can not be controlled by DMX signal through using the DMX512 processor; the purpose can be realized under the circumstances that the original LED product hardware does not need any changes. A single product or cascaded use can be controlled by the DMX signal. Compared with the existing digitalcontrolling table, the controlling methods are enriched, the application range is expanded; the technical personnel for controlling the stage-lighting effect can understand the connection and operation. The DMX512 controlling light-fixture has simple and novel structure, flexible operation, convenient use, high safety, good practicability and promoting value.

Description

DMX512 controls lamp decoration

Technical field

The utility model belongs to the electronically controlled technical field of LED lamp decoration, specifically is meant a kind of DMX512 control lamp decoration.

Background technology

At present, in light fixture light modulation and control, people have adopted the control protocol of DMX512 in a large number, it is by (the United State Institute for Theatre Technology of U.S. arenas technological associations, Inc) energy that proposes in August, 1986 transmits the standard of 512 road controllable silicon light modulation monochrome informations on a pair of line, and DMX512 is around industrial standard EIA485 (RS485) Interface design.The DMX512 communication mode is to have adopted the asynchronous communication form, and each light modulation o'clock is formed by 11, and one of them is a start bit, 8 light modulation data, and two position of rests, transmission each time can 512 light modulation points (or claiming passage).Existing all-colour LED lamp decoration has only redness, green, blue 3 passage light modulations or adds overall brightness light modulation totally 4 passages again.The operation principle of DMX512 control all-colour LED lamp decoration is to send the DMX512 signal by DMX control platform, adjusts the numerical value of respective channel, changes the color and the brightness of all-colour LED lamp decoration.When a plurality of LED lamps connect to form a line or a face, in the time of showing different change effects, all will there be the DMX512 decoder each LED lamp inside, and different address codes is set.Its advantage is: each lamp can be separately with the control of control platform, and lamp is connected holding wire apart from longer with lamp, and holding wire is only used 2 core twisted-pair feeders.Weak point: manually compile to show that at the control platform style program is very loaded down with trivial details, particularly when display area big, the LED lamp for a long time, difficulty more.When running into the style that the gray scale demonstration is arranged, also to bother.This connected mode has also taken the channel resource of DMX control platform, if the LED lamp decoration has only redness, green, blue 3 passages, and the lamp of multipotency band 512/3=170 the different display modes (can control separately) of DMX512 control platform then.Consider that from economic angle each LED lamp all has the DMX512 decoder, the manufacturing cost height of lamp, the control platform cost that needs is also high, because the multi-functional more strong more price of port number is expensive more.

The utility model content

The purpose of this utility model is to provide a kind of LED lamp number of connection of working as to want the DMX512X signal controlling for a long time, can realize the DMX512 control lamp decoration that some change effects, product cost and use costs are low fast.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: DMX controls lamp decoration, comprise DMX control platform, the DMX processor that is built-in with control program, several LED lamp decorations, described DMX control platform input DMX signal is given the DMX processor, and DMX processor output serial shift signal is given these several LED lamp decorations.

Described LED lamp decoration is the digital fluorescent tube of LED.

Described LED lamp decoration is a LED digital dot array lamp.

Described LED lamp decoration is a LED digital modulation bar.

Described LED lamp decoration is the LED wall lamp.

Operation principle of the present utility model: the DMX512 signal of DMX512 processor acceptance criteria, output serial shift signal, the various LED lamp decorations of may command comprise the digital fluorescent tube of LED, LED digital modulation bar, LED digital dot array lamp, LED wall lamp etc.The basic LED of the built-in curing of DMX512 processor walks snuff sample program 26 kinds, can control platform by DMX512 and select to access control LED numeral lamp decoration.According to the rectangle that rearranges of actual LED numeral lamp decoration, the parameter of DMX512 processor is set, can realize the light decorative effect of various styles.Every kind of LED walks snuff sample program the control of RGB color, brightness, and speed and background color adjustment, some is walked, and the snuff sample is the highest to have 8 grades of gray scales to show.The port number 4 to 16 of DMX512 processor is adjustable, determine port number after address code also can adjust (in 512 scopes).When DMX512 useless was controlled platform, the controller that this processor can be done LED numeral lamp decoration separately used.

The utility model has solved the problem that original LED product can not be used the DMX signal controlling with the DMX512 processor, and the LED products-hardware need not any change originally, can realize.No matter be independent one or the product or the use of cascade, all available DMX signal controlling.Enriched control mode with existing numeral control platform ratio, expanded the scope of using, connected and operation as long as there is the technical staff of control stage-lighting effect both can understand.The utility model novelty simple in structure, flexible operation, easy to use, safe have very strong practicality and promotional value.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is the structural representation of DMX512 control lamp decoration.

Embodiment

As shown in Figure 1, DMX512 control lamp decoration described in the utility model, DMX512 controls lamp decoration, comprise DMX512 control platform 1, the DMX512 processor 2 that is built-in with control program, several LED lamp decorations 3, described DMX512 control platform 1 input DMX512 signal is given DMX512 processor 2, and DMX512 processor 2 output serial shift signals are given these several LED lamp decorations 3.Described LED lamp decoration 3 is the digital fluorescent tube of LED, LED digital dot array lamp, LED digital modulation bar, LED wall lamp etc.

DMX512 processor 2 receives the DMX512 signal of DMX512 control platform 1 standard, output serial shift signal, and the various LED lamp decorations 3 of may command comprise the digital fluorescent tube of LED, LED digital modulation bar, LED digital dot array lamp, LED wall lamp etc.The basic LED of DMX512 processor 2 built-in curing walks snuff sample program 26 kinds, can control platform 1 by DMX512 and select to access control LED numeral lamp decoration.According to the rectangle that rearranges of actual LED numeral lamp decoration, the parameter of DMX512 processor is set, can realize the light decorative effect of various styles.Every kind of LED walks snuff sample program the control of RGB color, brightness, and speed and background color adjustment, some is walked, and the snuff sample is the highest to have 8 grades of gray scales to show.The port number 4 to 16 of DMX512 processor is adjustable, determine port number after address code also can adjust (in 512 scopes).When DMX512 useless was controlled platform, the controller that this processor can be done LED numeral lamp decoration separately used.

The built-in curing of COL-CD-DMX512 digital processing unit LED walks snuff sample program, can call different demonstration styles by the DMX512 program controller.Preceding 6 passages of digital processing unit are to show basic parameter control (red, green, blue, brightness, speed, background color), and 7-12 each passage of passage divides 5 sections, totally 30 sections, are 30 kinds and show style control.When selecting to show style, the preferential demonstration that passage is forward because each constantly can only select a kind of demonstration style, be selected the demonstration style of back, return 0 to the passage numerical value of front.For example passage 7 numerical value are 0, passage 8,9, and 10,11,12 is not 0, and the numerical value of passage 8 is 60, then the style of a display channel 8.When showing a certain style, adjust preceding 6 passages and can change red, green, blue, brightness, speed, the background color that shows style.Controlled LED lamp decoration (the digital fluorescent tube of LED, LED digital modulation bar, LED digital dot array lamp, LED wall lamp) can be that yi word pattern is arranged, also can be that the S type is arranged in a face, length width can change, and the user can select arbitrarily, by the corresponding control of the parameter of revising processor.Each digital processing unit can be arranged with different fluorescent tubes, and different address codes can be set, and can realize identical or different scene display effect with the DMX-512 program controller.

During concrete the use, select a DMX control platform (12 passages) for use, a DMX512 digital processing unit, 30 of the digital fluorescent tubes of LED, every has 10 pixels (RGB), form 30 wide, 10 high faces.Only need input and output holding wire from beginning to end between every tubes, the S type is arranged.DMX512 digital processing unit parameter is provided with: total length 300 pixels, and every row 30 pixels, passage is provided with 12, and address code is made as 1.DMX control platform is selected address 1, the numerical value of passage 1: 255, the numerical value of passage 2: 255, the numerical value of passage 3: 0, the numerical value of passage 4: 255, the numerical value of passage 5: 100, the numerical value of passage 6: 120, the numerical value of passage 7: 100, this moment, fluorescent tube showed that yellow bar walks about, maximum brightness, middling speed, blue background color.As next DMX512 digital processing unit of need cascade, the address is since 13, and other parameters get final product according to being with fluorescent tube length and arrangement setting.

In a word; though the utility model has exemplified above-mentioned preferred implementation; but should illustrate; though those skilled in the art can carry out various variations and remodeling; unless such variation and remodeling have departed from scope of the present utility model, otherwise all should be included in the protection range of the present utility model.

Claims

1. a DMX512 controls lamp decoration, it is characterized in that: comprise DMX512 control platform (1), the DMX512 processor (2) that is built-in with control program, several LED lamp decorations (3), described DMX512 control platform (1) input DMX512 signal is given DMX512 processor (2), and DMX512 processor (2) output serial shift signal is given these several LED lamp decorations (3).

2. according to the described DMX512 control of claim 1 lamp decoration, it is characterized in that: described LED lamp decoration (3) is the digital fluorescent tube of LED.

3. according to the described DMX512 control of claim 1 lamp decoration, it is characterized in that: described LED lamp decoration (3) is a LED digital dot array lamp.

4. according to the described DMX512 control of claim 1 lamp decoration, it is characterized in that: described LED lamp decoration (3) is a LED digital modulation bar.

5. according to the described DMX512 control of claim 1 lamp decoration, it is characterized in that: described LED lamp decoration (3) is the LED wall lamp.