CN211375359U - Rotary encoder DMX512 signal sending and storing device based on single chip microcomputer - Google Patents
Rotary encoder DMX512 signal sending and storing device based on single chip microcomputer Download PDFInfo
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- CN211375359U CN211375359U CN201922234116.2U CN201922234116U CN211375359U CN 211375359 U CN211375359 U CN 211375359U CN 201922234116 U CN201922234116 U CN 201922234116U CN 211375359 U CN211375359 U CN 211375359U
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- rotary encoder
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- single chip
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Abstract
The utility model relates to a rotary encoder DMX512 signalling based on singlechip, storage equipment, it takes place to relate to DMX512 signal, the technical field of memory, it includes rotary encoder input assembly, the digital display module of LED, single chip microcomputer processing unit, outside centralized control signal input unit, DMX signal output unit, rotary encoder input assembly includes three rotary encoder, single chip microcomputer processing unit is connected to the rotary encoder electricity, LED digital display module and DMX signal output unit are connected to single chip microcomputer processing unit electricity, single chip microcomputer processing unit is connected to outside centralized control signal input unit electricity, show corresponding data on DMX signal output unit and the digital display module of LED. The utility model discloses it is little to have area, and the effect of convenient operation.
Description
Technical Field
The utility model belongs to the technical field of the DMX512 signal takes place, the technical field of memory and specifically relates to a rotary encoder DMX512 signalling, storage device based on singlechip.
Background
At present, DMX lamps are all special lamps for stages all the time and are used together with DMX512 digital dimming tables. DMX512 is a digital dimming protocol, can carry out digital control to dimmers and other control equipment in places such as stages, theaters, studios and the like by applying the digital dimming protocol, is suitable for one-point and multi-point master-slave control systems, adopts a multi-point bus structure in an interconnection form, does not have the problem of information channel blockage, and has simple connection and high reliability.
In some small and medium sized conference places and commercial office environments, the conventional DMX512 signal generation and storage device uses a small number of DMX lamps, but has to be equipped with a heavy DMX dimming table and a corresponding technician for operation.
The above prior art solutions have the following drawbacks: because the DMX512 digital dimming table is installed in a table top mode, the operation mode is a push rod and a key, the table top type installation is easy to occupy large area, and the operation is complex and needs professional personnel to operate.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a rotary encoder DMX512 signalling, storage device based on singlechip, have area little, and the advantage of convenient operation.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a rotary encoder DMX512 signal sending and storing device based on a single chip microcomputer comprises a rotary encoder input assembly, an LED digital display assembly, a single chip microcomputer processing unit, an external centralized control signal input unit and a DMX signal output unit, wherein the rotary encoder input assembly comprises three rotary encoders, the rotary encoders are electrically connected with the single chip microcomputer processing unit, the single chip microcomputer processing unit is electrically connected with the LED digital display assembly and the DMX signal output unit, the external centralized control signal input unit is electrically connected with the single chip microcomputer processing unit, and corresponding data are displayed on the DMX signal output unit and the LED digital display assembly.
By adopting the technical scheme, in practical application, the pulse signal of the rotary encoder is transmitted to the single chip microcomputer processing unit, the single chip microcomputer processing unit judges the rotating direction and the rotating speed of the rotary encoder by analyzing the time sequence of the pulse signal, different data are displayed on the LED digital display component correspondingly according to different rotary encoders, meanwhile, the DMX signal output unit directly outputs a real-time DMX512 signal, and the state of the DMX512 lamp is controlled by the real-time DMX512 signal. The external centralized control signal input unit responds to the external centralized control instruction, and a heavy dimming table which needs to be operated by a professional in the prior art when the DMX512 lamp is controlled is abandoned, so that the DMX512 lamp can be suitable for household use, commercial use and the like.
The present invention may be further configured in a preferred embodiment as: each rotary encoder is provided with a normally open switch.
Through adopting above-mentioned technical scheme, in the practical application, normally open switch makes rotary encoder keep the open mode for a long time to accomplish work.
The present invention may be further configured in a preferred embodiment as: and two pins of the rotary encoder are electrically connected with the single chip microcomputer processing unit.
By adopting the technical scheme, in actual application, the two pins realize the transmission of two groups of pulse signals, and the singlechip processing unit judges the rotating direction and the rotating speed of the rotary encoder through the time sequence of two groups of analysis pulse signals.
The present invention may be further configured in a preferred embodiment as: and the three rotary encoders respectively transmit information such as channel types, channel data, scene numbers and the like.
By adopting the technical scheme, in practical application, the three rotary encoders are respectively used for transmitting information such as transmission channel types, channel data, scene numbers and the like.
The present invention may be further configured in a preferred embodiment as: and the three rotary encoders are respectively and electrically connected with a transmission channel type knob, a channel data knob and a scene number knob.
By adopting the technical scheme, in actual application, a worker adjusts the transmission channel type knob, the channel data knob and the scene number knob to observe information such as the transmission channel type, the channel data and the scene number.
The present invention may be further configured in a preferred embodiment as: the rotary encoder input assembly, the LED digital display assembly, the single chip microcomputer processing unit and the DMX signal output unit are integrated on an electronic circuit board and are mounted on a metal operation panel, the metal operation panel comprises three rotary encoders and an LED three-nixie tube display window, and the LED three-digital display window is used for mounting the LED digital display assembly.
By adopting the technical scheme, in the practical application, the electronic circuit board is integrated, so that the occupied area of the equipment is smaller; a rotary encoder of the metal operation panel serves as a rotary encoder input assembly, and the LED three-digital display window is used for mounting the LED digital display assembly.
The present invention may be further configured in a preferred embodiment as: the metal operation panel is powered by low-voltage direct current 12V.
By adopting the technical scheme, in practical application, the 12V current and voltage are lower, safety and reliability are realized, and the safety of workers is protected.
The present invention may be further configured in a preferred embodiment as: the metal operation panel is provided with wall mounting holes.
Through adopting above-mentioned technical scheme, in the in-service use, the wall dress hole is convenient for the staff and is installed equipment on the wall.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the rotary encoder input assembly, the LED digital display assembly, the single chip microcomputer processing unit, the external centralized control signal input unit and the DMX signal output unit, the functions of small occupied area and convenience for operation of workers are realized;
2. furthermore, the rotary encoder input assembly, the LED digital display assembly, the single chip microcomputer processing unit, the external centralized control signal input unit and the DMX signal output unit are integrated on the electronic circuit board, so that the function of small occupied area of equipment is further realized;
3. furthermore, through the arrangement of the metal operation panel, the damage of the external environment to the electronic circuit board is reduced, and meanwhile, the equipment is convenient for workers to install on the wall.
Drawings
Fig. 1 is a schematic block diagram of the present embodiment.
Fig. 2 is a front view of the metal operation panel in the present embodiment.
FIG. 3 is a diagram of connection lines in practice of the present embodiment.
In the figure, 1, a rotary encoder input component, 11, a rotary encoder, 111, a transmission channel type knob, 112, a channel data knob, 113, a scene number knob, 2, an LED digital display component, 3, a single chip microcomputer processing unit, 4, an external centralized control signal input unit, 5, a DMX signal output unit, 6, a metal operation panel, 61, an LED three-nixie tube display window, 62 and a wall mounting hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a rotary encoder DMX512 signalling, storage device based on singlechip, including rotary encoder input module 1, LED digital display module 2, singlechip processing unit 3, outside centralized control signal input unit 4, DMX signal output unit 5, rotary encoder input module 1 includes three independent rotary encoder 11: the device comprises a channel rotary encoder, a numerical value rotary encoder and a scene rotary encoder, wherein the rotary encoder 11 is electrically connected with a GPIO pin of the single chip microcomputer processing unit 3.
Other GPIO pins of the single chip microcomputer processing unit 3 are electrically connected with the LED digital display assembly 2, a TX pin is electrically connected with the DMX signal output unit 5, the external centralized control signal input unit 4 is electrically connected with a TX/DX pin of the single chip microcomputer processing unit 3, the DMX signal output unit 5 and the LED digital display assembly 2 display corresponding data, and the LED digital display assembly 2 comprises an LED display window of a three-nixie tube and two LED indicating lamps.
Each rotary encoder 11 is provided with a normally open switch for keeping the rotary encoder 11 working for a long time; two pins of rotary encoder 11 are electrically connected with single-chip microcomputer processing unit 3 for output two sets of pulse signals to single-chip microcomputer processing unit 3, realize that single-chip microcomputer processing unit 3 can judge rotary direction and speed of rotary encoder 11.
Referring to fig. 1 and 2, the three rotary encoders 11 respectively transmit information such as channel types, channel data, scene numbers, and the like, and the three rotary encoders 11 are respectively electrically connected with a transmission channel type knob 111, a channel data knob 112, and a scene number knob 112, so that a worker can conveniently perform adjustment and selection work.
Referring to fig. 2, the rotary encoder input assembly 1, the LED digital display assembly 2, the single chip processing unit 3, and the DMX signal output unit 5 are all integrated on an electronic circuit board and are mounted on a metal operation panel 6, the metal operation panel 6 includes three rotary encoders 11 and an LED three-nixie tube display window 61, the three rotary encoders 11 are used as the rotary encoder input assembly 1, and the LED three-nixie tube display window 61 is used for mounting the LED digital display assembly 2, so that a worker can observe information displayed by the LED digital display assembly 2 conveniently; the metal operation panel 6 is powered by low-voltage direct current 12V, so that the safety and the reliability are realized; the metal operation panel 6 is provided with a wall mounting hole 62 for facilitating the installation of the device on the wall by the worker, and the metal operation panel 6 can be installed on a standard 86 type bottom box.
The implementation principle of the embodiment is as follows: when the device is used, a user rotates the transmission channel type knob 111 marked with a channel, so that the rotary encoder 11 selects a DMX channel number to be controlled, and the channel number is displayed on the LED three-digit display window 61 in real time. 1 second after stopping rotating the transmission channel type knob, the LED three-digital display window 61 immediately displays the real-time data of the selected channel, thereby simplifying the operation of a user; then, by rotating the channel data knob 112 marked with "numerical value", the rotary encoder 11 can change the channel data, and display the channel data in the LED three-digit display window 61 in real time, and the changed channel data is directly output by the DMX512 data output component to a DMX signal. Rotating the scene number knob 113 marked with "scene", the rotary encoder 11 can change the scene number and display it in the LED three-digit display window 61 in real time; after the scene number is selected, the DMX data stored in the single chip microcomputer processing unit 3 in advance of the scene number can be called by pressing the scene number knob for a short time, and the current DMX data can be stored in the scene by pressing the scene number knob for a long time. Referring to fig. 3, the external centralized control signal input unit 4 receives a centralized control instruction remotely called by an external device through an RS485 signal line, and after the instruction is analyzed by the single chip processing unit 3, if the instruction is correct, the corresponding scene data pre-stored in the single chip processing unit 3 is called, and the DMX channel data is changed in time, and the DMX signal output unit 5 directly outputs a real-time DMX512 signal, and displays the corresponding data on the LED digital display module 2.
The utility model discloses be connected fairly simply with outside centralized control equipment, only need one accord with the twisted pair cable of transmission RS485 signal can to be fit for remote transmission. (the longest transmission distance can reach 1200 m according to RS485 protocol)
The utility model discloses have small and exquisite outward appearance, popular and understandable human-computer interface, simple operation process to can the direct mount in general 86 type end box, can also respond the long-range centralized control instruction of outside through outside centralized control signal input unit 4, realize with the synchronous operation of equipment such as other light, stereo set, abandoned in the past must be by the concept of professional operation DMX light modulation platform control DMX lamps and lanterns, make DMX512 lamps and lanterns can be applicable to occasions such as domestic, small-size commercial, meeting place.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a rotary encoder DMX512 signalling, storage device based on singlechip which characterized in that: including rotary encoder input module (1), LED digital display subassembly (2), singlechip processing unit (3), outside centralized control signal input unit (4), DMX signal output unit (5), rotary encoder input module (1) includes three rotary encoder (11), singlechip processing unit (3) is connected to rotary encoder (11) electricity, singlechip processing unit (3) electricity is connected LED digital display subassembly (2) with DMX signal output unit (5), outside centralized control signal input unit (4) electricity is connected singlechip processing unit (3), shows corresponding data on DMX signal output unit (5) and the LED digital display subassembly (2).
2. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 1, wherein: each rotary encoder (11) is provided with a normally open switch.
3. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 1, wherein: two pins of the rotary encoder (11) are electrically connected with the single chip microcomputer processing unit (3).
4. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 1, wherein: the three rotary encoders (11) respectively transmit information such as channel types, channel data and scene numbers.
5. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 4, wherein: the three rotary encoders (11) are respectively and electrically connected with a transmission channel type knob (111), a channel data knob (112) and a scene number knob (113).
6. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 1, wherein: the LED digital display device is characterized in that the rotary encoder input assembly (1), the LED digital display assembly (2), the single chip microcomputer processing unit (3) and the DMX signal output unit (5) are integrated on an electronic circuit board and are arranged on a metal operation panel (6), the metal operation panel (6) comprises three rotary encoders (11) and an LED three-digital-tube display window (61), and the LED three-digital display window is used for installing the LED digital display assembly (2).
7. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 6, wherein: the metal operation panel (6) is powered by low-voltage direct current 12V.
8. The rotary encoder DMX512 signal transmitting and storing device based on the single chip microcomputer according to claim 6, wherein: the metal operation panel (6) is provided with a wall mounting hole (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922234116.2U CN211375359U (en) | 2019-12-12 | 2019-12-12 | Rotary encoder DMX512 signal sending and storing device based on single chip microcomputer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922234116.2U CN211375359U (en) | 2019-12-12 | 2019-12-12 | Rotary encoder DMX512 signal sending and storing device based on single chip microcomputer |
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| CN211375359U true CN211375359U (en) | 2020-08-28 |
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| CN201922234116.2U Expired - Fee Related CN211375359U (en) | 2019-12-12 | 2019-12-12 | Rotary encoder DMX512 signal sending and storing device based on single chip microcomputer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113448269A (en) * | 2021-06-01 | 2021-09-28 | 浙江创意声光电科技有限公司 | Remote-control sine wave digital micro-break controller and control method |
-
2019
- 2019-12-12 CN CN201922234116.2U patent/CN211375359U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113448269A (en) * | 2021-06-01 | 2021-09-28 | 浙江创意声光电科技有限公司 | Remote-control sine wave digital micro-break controller and control method |
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Granted publication date: 20200828 Termination date: 20211212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |