CN204332347U - Can the mellotron of independent assortment button - Google Patents
Can the mellotron of independent assortment button Download PDFInfo
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- CN204332347U CN204332347U CN201420487929.7U CN201420487929U CN204332347U CN 204332347 U CN204332347 U CN 204332347U CN 201420487929 U CN201420487929 U CN 201420487929U CN 204332347 U CN204332347 U CN 204332347U
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- button group
- button
- mellotron
- interface
- processor
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Abstract
The utility model discloses can the mellotron of independent assortment button, it comprises primary processor and multiple button group, described button group comprising some buttons, for accessing the first interface of primary processor or last button group and the second interface for providing a rear button group to access, button group can be connected in free combination.The utility model a kind of can the mellotron of independent assortment button by using primary processor, button group and the interface that is arranged in button group, achieve the independent assortment of button group and flexible dismounting, make the miniaturization of mellotron and be convenient for carrying to become possibility, strengthen Consumer's Experience, and structure is simple, has good economic and social benefit.The utility model can be widely used in various mellotron.
Description
Technical field
The utility model relates to electrophonic musical instrument field, particularly relate to a kind of can the mellotron of independent assortment button.
Background technology
UART: Universal Asynchronous Receiver/Transmitter, UART Universal Asynchronous Receiver Transmitter is the device in succession for computer for controlling and serial device.
I2C:Inter-Integrated Circuit bus is the twin wire universal serial bus developed by PHILIPS company, for connecting microcontroller and peripherals thereof.It is a kind of bus standard that microelectronics Control on Communication field extensively adopts.It is a kind of special shape of synchronous communication, has interface line few, and control mode is simple, and device package form is little, and traffic rate is advantages of higher comparatively.
Mellotron is a kind of keyboard instrument, and it is exactly electronic synthesizer in fact.It adopts large scale integrated circuit, most configure sound mnemonic (wave table).For depositing the actual sound waveform of each kind musical instrument and exporting when performance.
In prior art, the keyboard great majority of mellotron are fixing pattern of rows and columns, key number and function is just secured when dispatching from the factory, but because the demand of various dissimilar occasion or object there are differences for the number of key or operation push-button or function, the key of mellotron or operation push-button according to any dismounting combination of the demand of user, can not use dumb, carry inconvenience, bring great inconvenience to user, thus affect Consumer's Experience.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model be to provide a kind of can independent assortment button and can the mellotron of dismounting flexibly.
The technical scheme that the utility model adopts is:
A kind of can the mellotron of independent assortment button, it comprises primary processor and multiple button group, described button group comprising some buttons, for accessing the first interface of primary processor or last button group and the second interface for providing a rear button group to access, button group can be connected in free combination.
Preferably, described button group also comprises sub-processor, and described some buttons are all connected with sub-processor, and described sub-processor is connected to primary processor or last button group by first interface.
Preferably, described first interface comprises first serial and an I
2c bus interface, described second interface comprises second serial and the 2nd I
2c bus interface, described first serial is all connected with sub-processor with second serial, a described I
2c bus interface respectively with sub-processor and the 2nd I
2c bus interface connect, described first serial for accessing second serial or the primary processor of last button group, a described I
2c bus interface is for accessing the 2nd I of last button group
2c bus interface or primary processor.
Preferably, it also comprises audio frequency input/output module, described audio frequency input/output module comprises audio input interface, power amplifier and loudspeaker, the output terminal of described power amplifier is connected with loudspeaker, the output terminal of described audio input interface is connected with the input end of power amplifier, and the output terminal of described primary processor is connected with the input end of power amplifier.
Preferably, described button group also comprises LED lamp module, and described LED lamp module comprises LED driver and multiple LED, and the output terminal of described sub-processor is connected with LED driver and LED successively.
Preferably, it also comprises the power module for powering for mellotron.
Preferably, it also comprises bluetooth module, and described bluetooth module is connected with primary processor.
The beneficial effects of the utility model are:
The utility model a kind of can the mellotron of independent assortment button by using primary processor, button group and the interface that is arranged in button group, achieve the independent assortment of button group and flexible dismounting, make the miniaturization of mellotron and be convenient for carrying to become possibility, strengthen Consumer's Experience, and structure is simple, has good economic and social benefit.
The utility model can be widely used in various mellotron.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is that the utility model is a kind of can the simplification circuit theory schematic diagram of a kind of embodiment of mellotron of independent assortment button;
Fig. 2 is that the utility model is a kind of can the electrical block diagram of a kind of embodiment of mellotron of independent assortment button.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
As depicted in figs. 1 and 2, a kind of can the mellotron of independent assortment button, it comprises primary processor and multiple button group, described button group comprising some buttons, for accessing the first interface of primary processor or last button group and the second interface for providing a rear button group to access, button group can be connected in free combination.In this embodiment, each button group all has 12 buttons, can certainly set arbitrarily number of keys in button group group as required.
Described button group also comprises sub-processor, and described some buttons are all connected with sub-processor, and described sub-processor is connected to primary processor or last button group by first interface.In this enforcement, in button group, 12 buttons are all connected to sub-processor.
Described first interface comprises first serial and an I
2c bus interface, described second interface comprises second serial and the 2nd I
2c bus interface, described first serial is all connected with sub-processor with second serial, a described I
2c bus interface respectively with sub-processor and the 2nd I
2c bus interface connect, described first serial for accessing second serial or the primary processor of last button group, a described I
2c bus interface is for accessing the 2nd I of last button group
2c bus interface or primary processor.In this embodiment, first serial and second serial are UART serial ports, all have transmitting terminal and receiving end.
Utilize first serial and second serial and connecting relation thereof can realize the identification of primary processor to the number of the button group of access mellotron.The structure that second serial adopts is: when not having a rear keyboard group access, transmitting terminal and the receiving end of second serial are shorted together; When after having, a keyboard group accesses, the transmitting terminal of second serial and receiving end disconnect and are connected respectively receiving end and the transmitting terminal of last keyboard group.This structure realizes by structures such as short circuit shell fragments, does not do tired stating at this.Utilize I
2c bus addressing mode can realize the key position information in primary processor acquisition button group address message and group.
In this embodiment, mellotron also comprises audio frequency input/output module, described audio frequency input/output module comprises audio input interface, power amplifier and loudspeaker, the output terminal of described power amplifier is connected with loudspeaker, the output terminal of described audio input interface is connected with the input end of power amplifier, and the output terminal of described primary processor is connected with the input end of power amplifier.In this embodiment, audio input interface adopts standard 3.5mm audio input interface.Loudspeaker comprises left speaker and right loudspeaker, is separately positioned on the two ends, left and right of mellotron, and is all connected to the output terminal of power amplifier.
Preferably, described button group also comprises LED lamp module, and described LED lamp module comprises LED driver and multiple LED, and the output terminal of described sub-processor is connected with LED driver and LED successively.LED driver adopts audio mode matrix L ED driver IS31FL3730.In this embodiment, the LED in button group corresponds to key number and adopts 12, and LED can be used for lighting according to music signal, and corresponding button is pressed in instruction, facilitates user learning and use.
Preferably, it also comprises the power module for powering for mellotron.Power module is unified is the power supply such as master control board and power amplifier.
Preferably, it also comprises bluetooth module, and described bluetooth module is connected with primary processor.Mellotron and external device communication can be realized by bluetooth module, such as, can connect mobile phone or PAD, play external unit music or push button signalling is transferred to external unit.
The utility model a kind of can the mellotron of independent assortment button by using primary processor, button group and the interface that is arranged in button group, achieve the independent assortment of button group and flexible dismounting, make the miniaturization of mellotron and be convenient for carrying to become possibility, strengthen Consumer's Experience, and structure is simple, has good economic and social benefit.
More than that better enforcement of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (6)
1. one kind can the mellotron of independent assortment button, it is characterized in that, it comprises primary processor and multiple button group, described button group comprises some buttons, for accessing the first interface of primary processor or last button group and the second interface for providing a rear button group to access, button group can be connected in free combination, described button group also comprises sub-processor, and described some buttons are all connected with sub-processor, and described sub-processor is connected to primary processor or last button group by first interface.
2. according to claim 1 a kind of can the mellotron of independent assortment button, it is characterized in that: described first interface comprises first serial and an I
2c bus interface, described second interface comprises second serial and the 2nd I
2c bus interface, described first serial is all connected with sub-processor with second serial, a described I
2c bus interface respectively with sub-processor and the 2nd I
2c bus interface connect, described first serial for accessing second serial or the primary processor of last button group, a described I
2c bus interface is for accessing the 2nd I of last button group
2c bus interface or primary processor.
3. according to claim 1 and 2 a kind of can the mellotron of independent assortment button, it is characterized in that: it also comprises audio frequency input/output module, described audio frequency input/output module comprises audio input interface, power amplifier and loudspeaker, the output terminal of described power amplifier is connected with loudspeaker, the output terminal of described audio input interface is connected with the input end of power amplifier, and the output terminal of described primary processor is connected with the input end of power amplifier.
4. according to claim 1 and 2 a kind of can the mellotron of independent assortment button, it is characterized in that: described button group also comprises LED lamp module, described LED lamp module comprises LED driver and multiple LED, and the output terminal of described sub-processor is connected with LED driver and LED successively.
5. according to claim 1 and 2 a kind of can the mellotron of independent assortment button, it is characterized in that: it also comprises the power module for powering for mellotron.
6. according to claim 1 and 2 a kind of can the mellotron of independent assortment button, it is characterized in that: it also comprises bluetooth module, described bluetooth module is connected with primary processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487929.7U CN204332347U (en) | 2014-08-27 | 2014-08-27 | Can the mellotron of independent assortment button |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487929.7U CN204332347U (en) | 2014-08-27 | 2014-08-27 | Can the mellotron of independent assortment button |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204332347U true CN204332347U (en) | 2015-05-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420487929.7U Expired - Fee Related CN204332347U (en) | 2014-08-27 | 2014-08-27 | Can the mellotron of independent assortment button |
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| Country | Link |
|---|---|
| CN (1) | CN204332347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104217709A (en) * | 2014-08-27 | 2014-12-17 | 深圳市新众玩网络科技有限公司 | Electronic organ with keys freely combinable and method for realizing free combination |
| CN112798036A (en) * | 2021-04-13 | 2021-05-14 | 立臻科技(昆山)有限公司 | Testing device based on short circuit triggering and in-place detection method |
-
2014
- 2014-08-27 CN CN201420487929.7U patent/CN204332347U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104217709A (en) * | 2014-08-27 | 2014-12-17 | 深圳市新众玩网络科技有限公司 | Electronic organ with keys freely combinable and method for realizing free combination |
| CN112798036A (en) * | 2021-04-13 | 2021-05-14 | 立臻科技(昆山)有限公司 | Testing device based on short circuit triggering and in-place detection method |
| CN112798036B (en) * | 2021-04-13 | 2021-07-02 | 立臻科技(昆山)有限公司 | Testing device based on short circuit triggering and in-place detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20210827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |