CN207852311U - A kind of program request control device - Google Patents
A kind of program request control device Download PDFInfo
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- CN207852311U CN207852311U CN201820209782.3U CN201820209782U CN207852311U CN 207852311 U CN207852311 U CN 207852311U CN 201820209782 U CN201820209782 U CN 201820209782U CN 207852311 U CN207852311 U CN 207852311U
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- control device
- program request
- request control
- upper cover
- lower cover
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Abstract
The utility model is related to HD Audio player field, a kind of program request control device includes upper cover, upper cover and lower cover are attached by connection component described in lower cover and PCB circuit board, and the PCB circuit board is set between the upper cover and the lower cover.Program request control device simple and beautiful structure provided by the utility model is generous, it is conveniently operated, multiple USB interface power supplys can be exported simultaneously to power to miscellaneous equipment, can select single channel or multichannel exports audio signal simultaneously, additionally it is possible to which configuration is individually exported by key control diaphone frequency.
Description
Technical field
The utility model is related to HD Audio player field, especially a kind of program request control device.
Background technology
With the raising of people's life consumption level, music plays an increasingly important role in people's lives.
And music player is developed and is promoted in performance.But at present existing music player have supply as follows：1、
Current audio player cannot export multiple USB interface power supplys and power to miscellaneous equipment simultaneously.2, current audio player cannot
Select single channel or multichannel exports audio signal simultaneously.3, current audio player does not press key control diaphone frequency individually
Output.
Utility model content
For the defects in the prior art, the utility model provides a kind of program request control device, and simple and beautiful structure is generous,
It is conveniently operated, multiple USB interface power supplys can be exported simultaneously and powered to miscellaneous equipment, single channel or multichannel can be selected same
When exports audio signal, and configure and individually exported by key control diaphone frequency.
To achieve the goals above, program request control device provided by the utility model, including upper cover, lower cover and PCB circuits
Upper cover and lower cover are attached by connection component described in plate, the PCB circuit board be set to the upper cover and the lower cover it
Between.
Further, the upper cover is provided with one or more program request buttons.
Further, the connection component includes four screw columns.
Further, the PCB circuit board is provided with one or more USB interfaces.
Further, the PCB circuit board is provided with one or more earphone sockets.
Further, the earphone socket is 3.5MM standard stereo sockets.
Further, the upper cover is transparent upper cover.
Further, the lower cover is transparent lower cover.
The utility model has the beneficial effects that：Program request control device simple and beautiful structure provided by the utility model is generous,
It is conveniently operated, multiple USB interface power supplys can be exported simultaneously and powered to miscellaneous equipment, single channel or multichannel can be selected same
When exports audio signal, additionally it is possible to configuration is individually exported by key control diaphone frequency.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model program request control device embodiment；
Fig. 2 is the vertical view of the utility model program request control device embodiment；
Fig. 3 is the right view of the utility model program request control device embodiment；
Fig. 4 is the left view of the utility model program request control device embodiment；
Fig. 5 is the circuit diagram of the utility model power-switching circuit embodiment；
Fig. 6 is the circuit diagram of the utility model master controller embodiment；
Fig. 7 is the circuit diagram of the utility model audio decoding circuit embodiment；
Fig. 8 is the circuit diagram of the utility model audio output circuit embodiment.
Specific implementation mode
The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and this practicality cannot be limited with this
Novel protection domain.
As shown in Figure 1, program request control device includes upper cover 1, upper cover 1 and lower cover 3 pass through described in lower cover 3 and PCB circuit board 2
Connection component is attached, and the PCB circuit board 2 is set between the upper cover 1 and the lower cover 3.The program request control dress
It is generous to set simple and beautiful structure, is conveniently operated；The upper cover 1 may be used transparent material with lower cover 3 and be made, and user can penetrate
The upper cover 1 sees the technological level of the inside PCB circuit board 2 with lower cover 3 in turn.
As shown in Fig. 2, the setting of the upper cover 1 is respectively that the first button 4, the second button 5, third are pressed there are four program request button
Key 6 and the 4th button 7.First button 4, the second button 5, third button 6 and the 4th button 7 signal output end respectively with
The signal input part of the PCB circuit board 2 is connected.It may be implemented individually to carry out by key control diaphone frequency by above-mentioned button defeated
Go out, need to illustrate is that the quantity of program request button is determined according to customer requirement, and band LED may be used in the button
The color of the button of lamp, lamp is varied, and such client is more to the selectivity of button.
In the present embodiment, the connection component includes four screw columns.One end of the screw column is connected with upper cover 1, institute
The other end for stating screw column is connected with lower cover 3, by being fixed with four screw columns in upper cover 1 and the quadrangle of lower cover 3, in this way
It is conveniently operated, needs to insert more convenient when multiple plugs.
As shown in figure 3, the PCB circuit board 2 is provided with 4 USB interfaces.Specifically, the USB interface includes first
USB port 8, the second USB port 9, third USB port 10 and the 4th USB port 11.First USB port 8, the second USB port 9, the 3rd USB
The power-converting circuit that mouth 10 and the 4th USB port 11 turn direct current 5V with the direct current 12V of PCB circuit board 2 is connected, and can realize to point
It broadcasts control device and is powered and can power to the product of other USB interface power supplys.
As shown in figure 4, the PCB circuit board 2 is provided with 5 earphone sockets, the earphone socket is inserted including the first earphone
The 12, second earphone socket 13 of seat, third earphone socket 14, the 4th earphone socket 15 and the 5th earphone socket 16.It is specific described
First earphone socket 12, the second earphone socket 13, third earphone socket 14, the 4th earphone socket 15 and the 5th earphone socket 16 are
For 3.5MM standard stereo sockets.
In the present embodiment, power-switching circuit, master controller, audio decoding circuit, sound are integrated in the PCB circuit board
Frequency output circuit and storage circuit；The power-switching circuit is electrically connected with USB interface and master controller respectively, the master control
Device processed is electrically connected with audio decoding circuit, the output end of the audio decoding circuit and the input terminal phase of audio output circuit
Even, the storage circuit is electrically connected with the master controller and audio decoder respectively.
As shown in figure 5, the power-switching circuit includes FR9886 cake cores, the 1st pin of the FR9886 cake cores
It is connected with the 3rd pin of FR9886 cake cores by capacitance C95, after the 2nd pin of the FR9886 cake cores is by parallel connection
Capacitance C96 and capacitance C97 ground connection, the 2nd pin of the FR9886 cake cores are connected with 12V power supplys, the FR9886 cake cores
The 5th pin be connected with one end after capacitance C101 and capacitance C27 parallel connections by resistance R15, the capacitance C101 and capacitance C27
Other end ground connection after parallel connection, one end phase after the 6th pin of the FR9886 cake cores is in parallel with capacitance C100 and capacitance C99
Other end ground connection after company, the capacitance C100 and capacitance C99 parallel connections, the 8th pin of the FR9886 cake cores pass through resistance
It is connected with the points of common connection of capacitance C100 and capacitance C99 after C98.The power-switching circuit can realize 12V DC power supply
With the conversion of 5V DC power supplies, and using USB interface give band USB power external equipment offer 12V DC power supply.
As shown in fig. 6, the master controller is STC15L2K60S cake cores.The STC15L2K60S cake cores piece is
One of which embodiment cited by this programme needs to be replaced in view of production cost and specific use
It is not enumerated one by one here for the chip of other models as long as the function of this programme can be realized.
As shown in fig. 7, the audio decoding circuit includes VS1003 cake cores, the 3rd pin of the VS1003 cake cores
Be connected with the 3rd end of metal-oxide-semiconductor Q5, the 2nd end of metal-oxide-semiconductor Q5 ground connection, the 1st end of the metal-oxide-semiconductor Q5 by resistance with
17th pin of STC15L2K60S cake cores is connected, the 8th pin and the STC15L2K60S cake cores of the VS1003 cake cores
The 22nd pin be connected, the 13rd pin of the VS1003 cake cores is connected with the 38th pin of STC15L2K60S cake cores, institute
The 23rd pin for stating VS1003 cake cores is connected with the 37th pin of STC15L2K60S cake cores, the VS1003 cake cores
26th pin is connected with the 18th pin of STC15L2K60S cake cores, the 27th pin of the VS1003 cake cores with
19th pin of STC15L2K60S cake cores is connected, the 28th pin and the STC15L2K60S cake cores of the VS1003 cake cores
The 10th pin be connected, the 29th pin of the VS1003 cake cores is connected with the 8th pin of STC15L2K60S cake cores, institute
The 30th pin for stating VS1003 cake cores is connected with the 9th pin of STC15L2K60S cake cores.The VS1003 can be to a variety of
Format is decoded, and has operation power consumption bottom performance height etc. a little.
In the present embodiment, the storage circuit includes TF card, 2 ends of the TF card respectively with VS1003 cake cores the 29th
Pin is connected with the 8th pin of STC15L2K60S cake cores, and 5 ends of the TF card are drawn with the 28th of VS1003 cake cores the respectively
Foot is connected with the 10th pin of STC15L2K60S cake cores, 7 ends of the TF card respectively with the 30th pin of VS1003 cake cores
It is connected with the 9th pin of STC15L2K60S cake cores.Audio file storage uses TF card, supports its capacity extensions to 32GB.
As shown in figure 8, the audio output circuit includes audio output circuit I, audio output circuit II, audio output electricity
Road III, audio output circuit IV and audio output circuit V；The audio output circuit V includes TPA6130A2 cake cores and ear
The 1st pin of machine transplanting of rice hole J11, the TPA6130A2 cake cores are connected with the 46th pin of VS1003 cake cores, described
5th pin of TPA6130A2 cake cores is connected with the 39th pin of VS1003 cake cores, and the of the TPA6130A2 cake cores
11 pins are connected with the 2nd and the 4th end of earphone jack J11 respectively, the 14th pin of the TPA6130A2 cake cores respectively with ear
The 1st of machine transplanting of rice hole J11 is connected with the 5th end.Specifically, the earphone jack J11 uses 3.5MM standard stereo sockets,
It can be connected with external speakers, and then music is played out.
In the present embodiment, in the actual course of work, the working method of the program request control device has following steps：
Program request control device completes initialization after the power is turned on, into standby mode.
When pressing the first button 4, audio is exported from the second earphone socket 13, and other audio output ports are mute, then is pressed 1 time
First button 4 is realized and plays next track function.
When pressing the second button 5, audio is exported from the 4th earphone socket 15, and other audio output ports are mute, then is pressed 1 time
Second button 5 is realized and plays next track function.
When pressing third button 6, audio is exported from the 5th earphone socket 16, and other audio output ports are mute, then is pressed 1 time
Third button 6 is realized and plays next track function.
When pressing four buttons 7, audio is exported from third earphone socket 14, and other audio output ports are mute, then is pressed 1 time
4th button 7 is realized and plays next track function.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (8)
1. a kind of program request control device, it is characterised in that：Pass through including upper cover and lower cover described in upper cover, lower cover and PCB circuit board
Connection component is attached, and the PCB circuit board is set between the upper cover and the lower cover.
2. program request control device according to claim 1, it is characterised in that：The upper cover is provided with one or more program requests
Button.
3. program request control device according to claim 1, it is characterised in that：The connection component includes four screw columns.
4. program request control device according to claim 1, it is characterised in that：There are one the PCB circuit board settings or more
A USB interface.
5. program request control device according to claim 1, it is characterised in that：There are one the PCB circuit board settings or more
A earphone socket.
6. program request control device according to claim 5, it is characterised in that：The earphone socket is 3.5MM standard stereos
Sound earphone socket.
7. program request control device according to claim 1, it is characterised in that：The upper cover is transparent upper cover.
8. program request control device according to claim 1, it is characterised in that：The lower cover is transparent lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820209782.3U CN207852311U (en) | 2018-02-02 | 2018-02-02 | A kind of program request control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820209782.3U CN207852311U (en) | 2018-02-02 | 2018-02-02 | A kind of program request control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852311U true CN207852311U (en) | 2018-09-11 |
Family
ID=63411687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820209782.3U Active CN207852311U (en) | 2018-02-02 | 2018-02-02 | A kind of program request control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207852311U (en) |
-
2018
- 2018-02-02 CN CN201820209782.3U patent/CN207852311U/en active Active
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