WO2014012194A1 - Système de commande d'éclairage dépourvu d'exigence de définition d'adresse - Google Patents

Système de commande d'éclairage dépourvu d'exigence de définition d'adresse Download PDF

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Publication number
WO2014012194A1
WO2014012194A1 PCT/CN2012/001229 CN2012001229W WO2014012194A1 WO 2014012194 A1 WO2014012194 A1 WO 2014012194A1 CN 2012001229 W CN2012001229 W CN 2012001229W WO 2014012194 A1 WO2014012194 A1 WO 2014012194A1
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WO
WIPO (PCT)
Prior art keywords
interface circuit
dmx
control
channel
control system
Prior art date
Application number
PCT/CN2012/001229
Other languages
English (en)
Chinese (zh)
Inventor
黄如金
Original Assignee
Huang Rujin
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huang Rujin filed Critical Huang Rujin
Publication of WO2014012194A1 publication Critical patent/WO2014012194A1/fr

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Classifications

    • 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
    • H05B47/175—Controlling the light source by remote control
    • H05B47/18—Controlling the light source by remote control via data-bus transmission

Definitions

  • the present invention generally relates to a lighting control system, and more particularly to a lighting control system using the DMX-512.
  • Halo technology The lighting control system is one of the most important equipments in the modern song stage. It is used to change the different brightness of different colors and different projection points to create different atmospheres and scenes for the stage performance and increase the performance.
  • a DMX-512 lighting control system includes a DMX controller, a cable, and several fixtures.
  • the cable is used to connect the DMX controller and the luminaire, and is used to transmit the control signal of the DMX controller.
  • the control commands of the DMX controller adjust the color, switch, and brightness of each fixture.
  • each luminaire has a specific address to identify the correspondence between the control commands and the luminaires being controlled. For example, a digital lighting control system with video input disclosed in Chinese Patent No.
  • CN1571611 and a remotely set DMX address light and control system thereof disclosed in CN101031173.
  • Each luminaire needs to be assigned a different address, which brings inconvenience to the engineering installation.
  • the setting of the luminaire address and the memory hardware increase the cost of the luminaire.
  • the invention provides a lighting control system without an address setting, comprising a DMX controller, a cable, and a plurality of lamps, the cable connecting the DMX controller and the lamp in series.
  • the control signal end of the luminaire is provided with an automatic acquisition DMX channel data module connected to the cable.
  • the automatically acquiring the DMX communication data module includes an MCU control unit, and a first interface circuit and a second interface circuit respectively connected to the MCU control unit, and the first interface circuit and the second interface circuit are respectively connected to the cable.
  • the first interface circuit and the second interface circuit are identified and respectively set as the input end or the output end.
  • the MCU control unit receives the control signal transmitted by the DMX controller from the input end, and executes one of the control commands to adjust the corresponding luminaire of the channel.
  • the MCU control unit automatically regenerates the DMX channel data module of the luminaires that are regenerated by the Hans and transmitted to the next channel.
  • the total interrupt is turned off, the first interface circuit is set as an input end, and the second interface circuit is set to wake up as an output end, and the total is disconnected.
  • the input input terminal is set to be hidden; otherwise, the total interrupt is turned off, the second interface circuit is set as the input end, and the first interface circuit is set as the output end, and the total is disconnected, the first
  • the input and output settings are completed.
  • the MCU control unit executes one of the control commands to adjust the corresponding luminaire of the channel
  • the DMX receiving preparation flag is set, and then the control instruction of the channel is stored in the receiving register, and the control of the channel is performed after the DMX reception is completed.
  • the command adjusts the luminaire corresponding to this channel.
  • the MCU control unit regenerates the control command
  • the DMX start flag is used to distinguish the control command of the channel and other group control commands that need to be regenerated, and if so, it is regenerated as another group control command and is supplemented from the output; if no DMX starts The flag re-determines whether the control instruction of this channel, executes the control instruction of this channel, or regenerates and outputs it as another group control instruction.
  • the method of determining whether the control command of the channel is the comparison of the identification code of the control command with the statistical number of the counter, if the control command is a statistical number, the control command that should be executed is stricter than the control command of the channel.
  • the lighting control system increments the counter by 1 for each control command of the first-level luminaire.
  • the statistic number of the counter is N. If the identification code of the control command is N+1, it is better than the channel.
  • the control instruction is 9-bit DMX data.
  • the first interface circuit and the second interface circuit are 485 serial ports.
  • the lighting control system of the invention is connected in series for each stage, and the automatic acquisition of the DMX channel data piece of each level of the lamp includes two interface circuits (the first interface circuit and the second interface circuit), wherein one interface circuit is the input end of the control instruction Another interface circuit is the output of the control command.
  • each level of luminaire regenerates the control command, and the stable voltage obtained by the control command during transmission is not affected by the length of the transmission cable.
  • the control signal input end and the output end of each level of the lamp of the lighting control system of the invention are automatically set by the MCU control unit, which is very convenient to use, and the connector of the cable can be randomly inserted by using a unified connector.
  • Each level of the luminaire of the lighting control system of the present invention captures the control commands ordered in the forefront as the control commands of the wanted, and regenerates the other group control commands. Therefore, it is not necessary to set the address for each level of lamps, which reduces the manufacturing cost of the lamps and provides great convenience for engineering installation.
  • FIG. 1 is a schematic diagram of a circuit for automatically acquiring a DMX channel data module according to the present invention
  • FIG. 2 is a flowchart of an operation for automatically acquiring a DMX communication data module according to the present invention
  • Group 3 is provided for an input end and an output end of the present invention.
  • FIG. 4 is a flow chart of the control command receiving process and rebirth of the present invention. Wherein, Y represents yes (yes) and N represents no (no).
  • DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The technical solutions of the present invention will be further described below with reference to the accompanying drawings and preferred embodiments, and are not to be construed as limiting the scope of the present invention.
  • the address-based lighting control system includes a DMX controller, a cable, and a number of luminaires that connect the DMX controller and the luminaire in series.
  • the control signal end of the luminaire is provided with an automatic acquisition DM channel data module connected to the cable.
  • the automatic acquisition DMX channel data block as shown in FIG. 1, includes an MCU control unit, and a first interface circuit and a second interface circuit respectively connected to the MCU control unit, and the first interface circuit and the second interface circuit respectively Said cable connection.
  • the first interface circuit and the second interface circuit are both 485 serial ports.
  • a and B are the two data lines in the cable, and GND is the ground wire in the cable.
  • the MCU control unit is additionally connected to the luminaires of the present.
  • the first interface circuit and the second interface circuit are identified and respectively set as an input end or an output end.
  • the MCU control unit receives the control signal transmitted by the DMX controller from the input end, and executes one of the control commands to adjust the corresponding luminaire of the channel.
  • the MCU control unit automatically regenerates the DMX channel data block of the luminaire of the next channel by regenerating the other group control commands of the control signal through the output.
  • the working flow chart of automatically acquiring the DMX communication data module is as shown in FIG. 2: after the DMX channel data module is automatically obtained, the MCU control unit is initialized, and the transmission direction of the DMX interface is configured (the first interface circuit and the second interface circuit are respectively set.
  • step S203 an appropriate time delay is made.
  • step S307 it is judged whether the control command is the channel control command, and if yes, the process goes to step S309, otherwise, the process goes to step S312.
  • step S309 it is determined whether the DMX reception preparation flag has been clamped, and if yes, the process proceeds to step S311, and if not, the process proceeds to step S316 to end the flow.
  • step S310 the received control command is sent to the next level to realize the regeneration of the control command, and then proceeds to step S316 to end the flow.
  • step S311 the control command is stored in the reception register, and then proceeds to step S313.
  • step S312 the received control command is transmitted to the next stage, and then proceeds to step S315.
  • step S313 it is determined whether the channel control command is received or not, and if so, the process proceeds to step S314, and if not, the process proceeds to S315.
  • step S314 the luminaire DMX receives the completion flag hiding, clears the DMX reception preparation flag, and proceeds to step S315.
  • step S315 receives the count (ScomRcvCnt ++ ), and then proceeds to step S316 to end the flow. The flow ends with step S316.

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

L'invention concerne un système de commande d'éclairage, en particulier un système de commande d'éclairage utilisant un DMX-512, comprenant un contrôleur DMX, un câble et une pluralité de lampes ; le câble est utilisé pour connecter le contrôleur DMX et les lampes en série. Des bornes de signal de commande des lampes sont pourvues de modules d'acquisition de données de canal DMX automatique connectés au câble. Le module d'acquisition de données de canal DMX automatique comprend une unité de commande MCU, ainsi qu'un premier circuit d'interface et un second circuit d'interface qui sont connectés séparément à l'unité de commande MCU ; lesdits premiers circuits d'interface et second circuit d'interface sont connectés séparément au câble. Il n'est pas nécessaire que le système de commande d'éclairage définisse des adresses pour les lampes de chaque niveau, et les instructions de commande sont régénérées par les lampes de chaque niveau et ne sont pas restreintes par la longueur du câble de transmission.
PCT/CN2012/001229 2012-07-15 2012-09-03 Système de commande d'éclairage dépourvu d'exigence de définition d'adresse WO2014012194A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210242886.1 2012-07-15
CN201210242886.1A CN103547018A (zh) 2012-07-15 2012-07-15 一种无需设置地址的灯光控制系统

Publications (1)

Publication Number Publication Date
WO2014012194A1 true WO2014012194A1 (fr) 2014-01-23

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CN (1) CN103547018A (fr)
WO (1) WO2014012194A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109769325B (zh) * 2019-03-28 2022-02-18 深圳爱克莱特科技股份有限公司 Led混色灯光系统、led混色灯光远程控制装置及其控制方法
WO2020258356A1 (fr) * 2019-06-25 2020-12-30 广州达森灯光股份有限公司 Dispositif de commande de lampe multifonction portative et support d'informations
CN112351540A (zh) * 2019-08-06 2021-02-09 矽诚科技股份有限公司 可刻录定序的点控发光二极管灯及其操作方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101453807A (zh) * 2007-12-07 2009-06-10 锦鑫光电股份有限公司 灯光驱动装置及其灯光系统
CN102573184A (zh) * 2010-12-17 2012-07-11 明阳半导体股份有限公司 灯具控制芯片、装置、系统与其寻址方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3835467B2 (ja) * 2004-07-27 2006-10-18 松下電工株式会社 遠隔監視制御システム用端末器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101453807A (zh) * 2007-12-07 2009-06-10 锦鑫光电股份有限公司 灯光驱动装置及其灯光系统
CN102573184A (zh) * 2010-12-17 2012-07-11 明阳半导体股份有限公司 灯具控制芯片、装置、系统与其寻址方法

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