CN201674696U

CN201674696U - DMX controller

Info

Publication number: CN201674696U
Application number: CN2010201864450U
Authority: CN
Inventors: 张湋杨
Original assignee: NCW LIGHTING EQUIPMENT (DONGGUAN) CO Ltd
Current assignee: NCW LIGHTING EQUIPMENT (DONGGUAN) CO Ltd
Priority date: 2010-05-04
Filing date: 2010-05-04
Publication date: 2010-12-15
Anticipated expiration: 2020-05-04

Abstract

The utility model relates to a DMX controller, which comprises following modules such as a first push rod or press key input high-level and low-level signal module, a first microprocessor circuit module, a music instrument digital interface control executing module, a second push rod or press key input high-level and low-level signal module and the like, wherein the first push rod or press key input high-level and low-level signal module is connected with the first microprocessor circuit module, the first microprocessor circuit module is connected with the music instrument digital interface control executing module, the first push rod or press key input high-level and low-level signal module is mutually connected with the second push rod or press key input high-level and low-level signal module, the first microprocessor circuit module is mutually connected with a second microprocessor circuit module, the second push rod or press key input high-level and low-level signal module is connected with the second microprocessor circuit module, and the second microprocessor circuit module is connected with a digital multiplexing protocol control executing module. After the adoption of the technical scheme, the use cost of the equipment is reduced, and the resource waste is reduced.

Description

A kind of DMX controller

[technical field]

The utility model relates to a kind of DMX controller.

[background technology]

As shown in Figure 1, existing MIDI (Musical Instrument Digital Interface, musical instrument digital interface) controller comprises the high-low level signaling module of push rod or button input, the microcontroller circuit module, USB audio device drive module and musical instrument digital interface music synthesis module, the high-low level signaling module of push rod or button input is connected with the microcontroller circuit module, the microcontroller circuit module is connected with USB audio device drive module, USB audio device drive module is connected with musical instrument digital interface music synthesis module, existing musical instrument digital interface controller is when carrying out volume control, and the high-low level signaling module that needs manual push rod or button to start push rod or button input carries out volume to be regulated.

DMX (Digital Multiplex, the digital multiplex agreement) defines by U.S.'s arenas technology meeting (USITT), obtained at present countries in the world and produced admitting of light of stage equipment vendors and observe, as a kind of digital modulation photocontrol agreement of extensive employing.

Existing DMX controller is the light of stage controller, and the DMX control signal is a unit with " frame ", and every frame data can drive 512 lighting circuits (DMX-512 agreement) at most, are also referred to as 512 DMX passages in the industry.Effective DMX numerical value of each DMX passage is between 0-255.This characteristic of DMX allows people to realize linearity light adjusting to lighting circuit by regulating DMX light modulation numerical value.

Existing DMX controller also needs to control independent push rod or the button that is provided with on the DMX controller when carrying out light control, carry out light with this high-low level signaling module that starts push rod or button input and regulate.

When stage is performed, independently MIDI controller and independently DMX controller can be set as required, the high-low level signaling module that need use its push rod that carries or button to start push rod or button input to the control of MIDI controller carries out the volume adjusting.Control to the DMX controller also needs to use the high-low level signaling module of its push rod that carries or button startup push rod or button input to carry out the light adjusting.Push rod or button in each equipment are separate, can not be shared, so just increased the use cost of equipment, and caused the waste of resource.

[utility model content]

Need control by separate push rod or button that equipment carries in order to solve the MIDI controller and the DMX controller that exist in the prior art, increased the use cost of equipment, caused this technical problem of waste of resource, the utility model provides a kind of novel DMX controller.

The technical scheme that the prior art problem that solves the utility model is adopted is: a kind of DMX controller is provided, described DMX controller comprises the high-low level signaling module of first push rod or button input, the first microprocessor circuit module, musical instrument digital interface control Executive Module, the high-low level signaling module of second push rod or button input, the second microcontroller circuit module and digital multiplex agreement control Executive Module, the high-low level signaling module of first push rod or button input is connected with the first microprocessor circuit module, the first microprocessor circuit module is connected with musical instrument digital interface control Executive Module, the high-low level signaling module of the high-low level signaling module of first push rod or button input and second push rod or button input interconnects, the first microprocessor circuit module and the second microcontroller circuit module interconnect, the high-low level signaling module of second push rod or button input is connected with the second microcontroller circuit module, and the second microcontroller circuit module is connected with digital multiplex agreement control Executive Module.

An optimal technical scheme according to DMX controller of the present utility model: described musical instrument digital interface control Executive Module comprises USB audio device drive module and musical instrument digital interface music synthesis module, described first microprocessor circuit module is connected with described USB audio device drive module, and described USB audio device drive module connects and is connected with described musical instrument digital interface music synthesis module.

An optimal technical scheme according to DMX controller of the present utility model: described digital multiplex agreement control Executive Module comprises the 3rd microcontroller circuit module, transceiver module, memory module and digital multiplex agreement lighting circuit module, the described second microcontroller circuit module is connected with described the 3rd microcontroller circuit module, described the 3rd microcontroller circuit module is connected with described transceiver module, described transceiver module is connected with described digital multiplex agreement lighting circuit module, and described the 3rd microcontroller circuit module and described memory module interconnect.

An optimal technical scheme according to DMX controller of the present utility model: described the 3rd microcontroller circuit module is a C8051F340 type microprocessor.

An optimal technical scheme according to DMX controller of the present utility model: described transceiver module is a RS485 type transceiver module.

An optimal technical scheme according to DMX controller of the present utility model: described memory module is a flash memories.

An optimal technical scheme according to DMX controller of the present utility model: described flash memories is a K9F1G08U0B type memory.

In the technical solutions of the utility model MIDI controller and digital multiplex protocol controller can shared same push rod or button control, the MIDI controller can take out from the DMX controller and can independently work, the push rod that is provided with on again can be after the MIDI controller is packed in the cavity of DMX controller or carry out the adjusting of light by key control DMX controller by the MIDI controller, so just reduce the use cost of equipment, reduced the waste of resource.

[description of drawings]

Fig. 1 is the theory diagram of existing MIDI controller.

Fig. 2 is the theory diagram of the utility model DMX controller.

Fig. 3 is the theory diagram of concrete element in the utility model DMX controller.

[embodiment]

Below in conjunction with accompanying drawing technical solutions of the utility model are elaborated.

As shown in Figure 2, the utility model DMX controller comprises the high-low level signaling module 201 of first push rod or button input, first microprocessor circuit module 202, musical instrument digital interface control Executive Module 211, the high-low level signaling module 205 of second push rod or button input, the second microcontroller circuit module 206 and digital multiplex agreement (Digital Multiplex, DMX) control Executive Module 212, high-low level signaling module 201, first microprocessor circuit module 202 and musical instrument digital interface control Executive Module 211 constitute the MIDI controller, have the original function of MIDI controller.The high-low level signaling module 205 of second push rod or button input, the second microcontroller circuit module 206 and digital multiplex agreement control Executive Module 212 constitute the digital multiplex protocol controller, the high-low level signaling module 201 of first push rod or button input is connected with first microprocessor circuit module 202, first microprocessor circuit module 202 is connected with musical instrument digital interface control Executive Module 211, the high-low level signaling module 205 of the high-low level signaling module 201 of first push rod or button input and second push rod or button input interconnects, the first microprocessor circuit module 202 and the second microcontroller circuit module 206 interconnect, the high-low level signaling module 205 of second push rod or button input is connected with the second microcontroller circuit module 206, and the second microcontroller circuit module 206 is connected with digital multiplex agreement control Executive Module 212.

Wherein, the high-low level signaling module 201 of described first push rod or button input is used to be input as the audio signal of high-low level signal, 202 pairs of audio signals of first microprocessor circuit module are carried out demodulation, and musical instrument digital interface control Executive Module 211 is used for giving music equipment with the audio signal output after the demodulation.The high-low level signaling module 205 of second push rod or button input is used to be input as the light signal of high-low level signal, the second microcontroller circuit module 206 is used for light signal is carried out demodulation, and digital multiplex agreement control Executive Module 212 is used for the light signal after the demodulation is exported to light units.The high-low level signaling module 205 of the high-low level signaling module 201 of first push rod or button input and second push rod or button input transmits signal mutually, communication mutually between the first microprocessor circuit module 202 and the second microcontroller circuit module 206.

As shown in Figure 3, musical instrument digital interface control Executive Module 211 comprises USB audio device drive module 203 and musical instrument digital interface music synthesis module 204, first microprocessor circuit module 202 is connected with USB audio device drive module 203, USB audio device drive module 203 connects and is connected with musical instrument digital interface music synthesis module 204,203 pairs of audio signals of USB audio device drive module are carried out D/A switch, generate simulated audio signal after analog filtering and the volume control and treatment, the simulated audio signal that generates is exported to musical instrument digital interface music synthesis module 204,204 pairs of simulated audio signals of musical instrument digital interface music synthesis module synthesize, and musical instrumentses such as earphone or Mike are given in synthetic back.

Digital multiplex agreement control Executive Module 212 comprises the 3rd microcontroller circuit module 207, transceiver module 208, memory module 209 and digital multiplex agreement lighting circuit module 210, the second microcontroller circuit module 206 is connected with the 3rd microcontroller circuit module 207, the 3rd microcontroller circuit module 207 is connected with transceiver module 208, transceiver module 208 is connected with digital multiplex agreement lighting circuit module 210, and the 3rd microcontroller circuit module 207 interconnects with memory module 209.Wherein the 3rd microcontroller circuit module 207 is a C8051F340 type microprocessor, the synchronizing information that three microcontroller circuit modules 207 are calculated between light signal and the audio signal, transceiver module 208 is a RS485 type transceiver module, transceiver module 208 is used to transmit light signal and gives digital multiplex agreement lighting circuit module 210, memory module 209 is a flash memories, flash memories is a K9F1G08U0B type memory, memory module 209 is used to store light signal, and digital multiplex agreement lighting circuit module 210 is controlled concrete light element (such as light of stage) according to light signal and carried out luminous.

In a word, above-mentioned described several execution modes are not represented all implementations of the utility model; Above execution mode is not to concrete qualification of the present utility model, and all and the similar structure of technical solutions of the utility model all should belong to protection range of the present utility model.

Claims

1. DMX controller, it is characterized in that, described DMX controller comprises the high-low level signaling module (201) of first push rod or button input, first microprocessor circuit module (202), musical instrument digital interface control Executive Module (211), the high-low level signaling module (205) of second push rod or button input, the second microcontroller circuit module (206) and digital multiplex agreement control Executive Module (212), the high-low level signaling module (201) of first push rod or button input is connected with first microprocessor circuit module (202), first microprocessor circuit module (202) is connected with musical instrument digital interface control Executive Module (211), the high-low level signaling module (201) of first push rod or button input interconnects with the high-low level signaling module (205) of second push rod or button input, first microprocessor circuit module (202) interconnects with the second microcontroller circuit module (206), the high-low level signaling module (205) of second push rod or button input is connected with the second microcontroller circuit module (206), and the second microcontroller circuit module (206) is connected with digital multiplex agreement control Executive Module (212).

2. DMX controller according to claim 1, it is characterized in that, described musical instrument digital interface control Executive Module (211) comprises USB audio device drive module (203) and musical instrument digital interface music synthesis module (204), described first microprocessor circuit module (202) is connected with described USB audio device drive module (203), and described USB audio device drive module (203) connects and is connected with described musical instrument digital interface music synthesis module (204).

3. DMX controller according to claim 1, it is characterized in that, described digital multiplex agreement control Executive Module (212) comprises the 3rd microcontroller circuit module (207), transceiver module (208), memory module (209) and digital multiplex agreement lighting circuit module (210), the described second microcontroller circuit module (206) is connected with described the 3rd microcontroller circuit module (207), described the 3rd microcontroller circuit module (207) is connected with described transceiver module (208), described transceiver module (208) is connected with described digital multiplex agreement lighting circuit module (210), and described the 3rd microcontroller circuit module (207) interconnects with described memory module (209).

4. DMX controller according to claim 3 is characterized in that, described the 3rd microcontroller circuit module (207) is a C8051F340 type microprocessor.

5. DMX controller according to claim 3 is characterized in that, described transceiver module (208) is a RS485 type transceiver module.

6. DMX controller according to claim 3 is characterized in that, described memory module (209) is a flash memories.

7. DMX controller according to claim 6 is characterized in that, described flash memories is a K9F1G08U0B type memory.