CN212467091U - Audio playing circuit and equipment for adapting to handle - Google Patents
Audio playing circuit and equipment for adapting to handle Download PDFInfo
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- CN212467091U CN212467091U CN202021223182.6U CN202021223182U CN212467091U CN 212467091 U CN212467091 U CN 212467091U CN 202021223182 U CN202021223182 U CN 202021223182U CN 212467091 U CN212467091 U CN 212467091U
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Abstract
The utility model discloses a circuit and a device for adapting handle audio play, which belong to the field of sound box broadcasting and comprise an earphone module and a serial port module, wherein the earphone module receives signals transmitted by a handle and transmits the signals to an external control center through the serial port module; the earphone module comprises a plurality of audio input ports and a detection input port, and the serial port module comprises a plurality of audio receiving serial ports and a detection receiving serial port; the plurality of audio input ports are correspondingly connected with the plurality of audio receiving serial ports; one end of the detection input port is connected with a triode collector, a triode emitter is connected with a detection receiving serial port, and a base is connected with a power input end; the detection input port receives or does not receive signals transmitted by the handle, and the triode is controlled to be switched on or switched off, so that the emitter of the triode outputs corresponding signals to an external control center; the external control center can judge whether the connection between the earphone and the handle is stable according to the signal sent by the triode, and when the earphone cannot be normally used on the handle, the reason can be quickly checked.
Description
Technical Field
The utility model relates to a audio amplifier broadcast field especially relates to a be used for adaptation handle audio playback circuit and equipment.
Background
The handle is a common game control device, and with the development of various mobile devices, the application scenes of the handle operating the mobile end are more and more diversified; the traditional mode is that a handle is connected with a mobile terminal through a wire to control a game; in the existing application scene, a mobile terminal picture can be put on a television, and a handle is not connected with the mobile terminal through a cable any more, but transmits a control signal through Bluetooth, so that the position of a person is not limited by a handle line any more; however, when the earphone is required to play the game sound in order to not disturb others, the Bluetooth of the mobile terminal is occupied; the earphone is usually connected with the mobile terminal through a wire, so that the position of a person is limited; in order to solve the problem, a handle with an earphone hole is provided, the earphone does not need to be connected with a movable end any more, and the trouble that the position of a user is limited is avoided.
However, in the handle with the earphone hole, it is not known whether the connection between the handle and the earphone is stable, and therefore, there is a need for an earphone capable of determining whether the connection between the handle and the earphone is stable.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists among the above-mentioned technique, the utility model provides a whether be connected stably between the equipment that is used for adaptation handle audio playback circuit and equipment, can detect the handle and be connected with the handle, in time find out earphone connection trouble.
In order to achieve the above object, the utility model provides an audio playing circuit for an adaptive handle, which comprises an earphone module and a serial port module, wherein the earphone module receives signals transmitted by the handle and transmits the signals to an external control center through the serial port module;
the earphone module comprises a plurality of audio input ports and a detection input port, and the serial port module comprises a plurality of audio receiving serial ports and a detection receiving serial port; the plurality of audio input ports are correspondingly connected with the plurality of audio receiving serial ports to form an audio transmission line; one end of the detection input port is connected with a triode collector, a triode emitter is connected with a detection receiving serial port, and a triode base is connected with a power input end;
the detection input port receives or does not receive signals transmitted by the handle, and the triode is controlled to be switched on or switched off, so that the emitter of the triode outputs corresponding signals to an external control center.
The serial port module comprises a power supply detection serial port, a pull-up resistor is arranged between a power supply input end and a triode base, and a connecting point of the pull-up resistor and the base is connected with the power supply detection serial port.
Wherein the plurality of audio input ports comprise a left channel input port, a right channel input port, a ground input port, and a microphone input port; the plurality of audio input ports comprise a left channel receiving port, a right channel receiving port, a ground receiving port and a microphone receiving port which are in one-to-one correspondence.
The connecting point of the emitter and the detection receiving serial port of the triode is coupled with one receiving port of the plurality of audio receiving serial ports.
The system also comprises an expansion module, wherein the expansion module comprises a functional interface and a power-on interface; the serial port module also comprises a functional receiving serial port and a power-on receiving serial port.
In order to realize the above object, the utility model also provides a be used for adaptation handle audio playback equipment, a serial communication port, including the circuit board, be equipped with on the circuit board and be used for adaptation handle audio playback circuit.
Wherein, the circuit board is provided with an earphone plug-in post; the earphone module is arranged in the earphone jack post and is electrically connected with the earphone jack post.
Wherein, the outer surface of the earphone plug-in post is provided with an annular metal sleeve layer; and at least one annular metal sleeve layer is separated into two metal sheets by plastic, and the plurality of audio input ports are respectively and electrically connected with the single metal sleeve layer or the metal sheets.
The earphone metal column and the expansion module are arranged on the same side of the circuit board.
The utility model has the advantages that: compared with the prior art, the audio playing circuit for the adaptive handle comprises the earphone module and the serial port module, wherein the earphone module receives signals transmitted by the handle and transmits the signals to an external control center through the serial port module; the earphone module comprises a plurality of audio input ports and a detection input port, and the serial port module comprises a plurality of audio receiving serial ports and a detection receiving serial port; the plurality of audio input ports are correspondingly connected with the plurality of audio receiving serial ports to form an audio transmission line; one end of the detection input port is connected with a triode collector, a triode emitter is connected with a detection receiving serial port, and a triode base is connected with a power input end; the detection input port receives or does not receive signals transmitted by the handle, and the triode is controlled to be switched on or switched off, so that the emitter of the triode outputs corresponding signals to an external control center; whether the connection between earphone and the handle is stable can be judged by the external control center according to the signal sent by the triode, and when the earphone can not be normally used on the handle, the reason can be rapidly checked.
Drawings
FIG. 1 is a block diagram of the structure relationship of the present invention;
FIG. 2 is a circuit diagram of the present invention;
fig. 3 is a structural diagram of the present invention.
The main element symbols are as follows:
1. an earphone plug-in post; 4. a circuit board; 11. an annular metal jacket layer; 111. a metal sheet; p1, an expansion module; p2, earphone module; p3, a serial port module; q1, triode; r2, pull-up resistor.
Detailed Description
In order to make the present invention clearer, the present invention will be further described with reference to the accompanying drawings.
As described in the background art, it is not known in the prior art whether the connection between the earphone and the handle is stable; when the earphone is not used after being connected with the handle, the reason is difficult to be checked.
Therefore, the utility model discloses a be used for adaptation handle audio playback circuit, please refer to fig. 1, it includes earphone module P2 and serial module P3, earphone module P2 receives the signal of handle transmission to transmit to external control center through serial module P3; the earphone module P2 comprises a plurality of audio input ports and detection input ports, and the serial port module P3 comprises a plurality of audio receiving serial ports and detection receiving serial ports; the plurality of audio input ports are correspondingly connected with the plurality of audio receiving serial ports to form an audio transmission line; one end of the detection input port is connected with a collector of a triode Q1, an emitter of a triode Q1 is connected with a detection receiving serial port, and a base of a triode Q1 is connected with a power input end; the detection input port receives or does not receive signals transmitted by the handle, and the triode Q1 is controlled to be switched on or switched off, so that the emitter of the triode Q1 outputs corresponding signals to an external control center.
In this embodiment, the external control center may be electrically connected to the light emitting diode; when the earphone is not tightly inserted with the handle, the control center can control the earphone, and the light-emitting diode is lightened to prompt a user; or when the earphone is tightly inserted into the handle, the external control center controls the green light to be turned on, and when the earphone is not tightly inserted into the handle, the external control center controls the red light to be turned on; compared with the prior art, the utility model provides an whether the signal that external control center sent according to triode Q1 can judge to be connected stably between earphone and the handle, when the earphone can't be on the handle normal use, can investigate the reason fast.
In this embodiment, the serial port module P3 includes a power detection serial port, a pull-up resistor R2 is disposed between the power input terminal and the base of the transistor, and a connection point between the pull-up resistor R2 and the base is connected to the power detection serial port.
In this embodiment, the plurality of audio input ports includes a left channel input port, a right channel input port, a ground input port, and a microphone input port; the plurality of audio input ports comprise a left channel receiving port, a right channel receiving port, a ground receiving port and a microphone receiving port which are in one-to-one correspondence.
In this embodiment, the connecting point of the emitter and the detection serial port of the triode is coupled to one of the plurality of audio receiving serial ports.
In this embodiment, the device further includes an expansion module P1, where the expansion module includes a functional interface and a power-on interface; the serial port module P3 further includes a functional receiving serial port and a power-on receiving serial port.
In this embodiment, the expansion module P1 includes 8 interfaces, and the serial module P3 further includes 14 interfaces; the interface 1 of the expansion module P1 is a power-on interface, and the interfaces 2-8 are function receiving serial ports; the interface No. 3 of the serial port module P3 is a power-on receiving serial port, and the interfaces No. 1, 2 and 4-9 are function receiving serial ports; wherein P2 is a headphone module P2, which includes 5 interfaces, wherein the number 1, 2, 3, 5 interfaces of the headphone module P2 are audio input ports; the interface No. 4 is a testing input port; the No. 10, No. 11, No. 12 and No. 14 pins of the serial port module P3 are audio receiving serial ports respectively; the No. 13 interface is a power supply detection serial port.
Referring to fig. 2 and fig. 3, the present invention further provides an audio playing device for an adaptive handle, which includes a circuit board 4, and the circuit board 4 is provided with an audio playing circuit for an adaptive handle.
In the embodiment, the circuit board 4 is provided with the earphone jack post 1; the earphone module P2 is arranged in the earphone jack post 1 and is electrically connected with the earphone jack post 1; wherein, the outer surface of the earphone jack post 1 is provided with an annular metal sleeve layer 11; and at least one annular metal sleeve layer 11 is separated into two metal sheets 111 by plastic, and the plurality of audio input ports are respectively electrically connected with the single metal sleeve layer or the metal sheets 111.
Specifically, the earphone metal post and the expansion module P1 are arranged on the same side of the circuit board 4; the earphone plug-in column 1 and the expansion port are conveniently connected with the handle.
The utility model has the advantages that:
1. one end of the detection input port is connected with a triode collector, a triode emitter is connected with a detection receiving serial port, and a triode base is connected with a power input end; the detection input port receives or does not receive signals transmitted by the handle, and the triode is controlled to be switched on or switched off, so that the emitter of the triode outputs corresponding signals to an external control center.
2. The connecting point of the emitter of the triode and the detection receiving serial port is coupled with one receiving port in the plurality of audio receiving serial ports; the detection receiving serial port is connected with a certain audio input port, so that the number of the interfaces of the serial port module is simplified.
The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.
Claims (9)
1. An audio playing circuit for adapting to a handle comprises an earphone module and a serial port module, wherein the earphone module receives a signal transmitted by the handle and transmits the signal to an external control center through the serial port module; it is characterized in that the preparation method is characterized in that,
the earphone module comprises a plurality of audio input ports and a detection input port, and the serial port module comprises a plurality of audio receiving serial ports and a detection receiving serial port; the plurality of audio input ports are correspondingly connected with the plurality of audio receiving serial ports to form an audio transmission line; one end of the detection input port is connected with a triode collector, a triode emitter is connected with a detection receiving serial port, and a triode base is connected with a power input end;
the detection input port receives or does not receive signals transmitted by the handle, and the triode is controlled to be switched on or switched off, so that the emitter of the triode outputs corresponding signals to an external control center.
2. The audio playback circuit for adapting to the handle of claim 1, wherein the serial port module comprises a power detection serial port, a pull-up resistor is arranged between the power input end connection and the base of the triode, and the connection point of the pull-up resistor and the base is connected with the power detection serial port.
3. The audio playback circuit for an adaptable handgrip of claim 1, wherein the plurality of audio input ports comprises a left channel input port, a right channel input port, a ground input port, and a microphone input port; the plurality of audio input ports comprise a left channel receiving port, a right channel receiving port, a ground receiving port and a microphone receiving port which are in one-to-one correspondence.
4. The audio playback circuit for an adaptive handle according to claim 3, wherein the triode emitter and sense receive serial connection is coupled to one of the plurality of audio receive serial connections.
5. The audio playback circuit for adapting to a handle of claim 1, further comprising an expansion module, the expansion module comprising a functional interface and a power-on interface; the serial port module also comprises a functional receiving serial port and a power-on receiving serial port.
6. An audio playback device adapted to handle, comprising a circuit board, wherein the circuit board is provided with the audio playback circuit adapted to handle according to any one of claims 1 to 5.
7. The audio playback device with adaptable handle of claim 6, wherein the circuit board is provided with an earphone jack post; the earphone module is arranged in the earphone jack post and is electrically connected with the earphone jack post.
8. The audio playback device with an adaptable handle of claim 7, wherein the outer surface of the earphone jack post is provided with an annular metal sleeve layer; and at least one annular metal sleeve layer is separated into two metal sheets by plastic, and the plurality of audio input ports are respectively and electrically connected with the single metal sleeve layer or the metal sheets.
9. The audio playback device with adaptable handle of claim 6, wherein the metal post of the earphone and the expansion module are disposed on the same side of the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021223182.6U CN212467091U (en) | 2020-06-28 | 2020-06-28 | Audio playing circuit and equipment for adapting to handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021223182.6U CN212467091U (en) | 2020-06-28 | 2020-06-28 | Audio playing circuit and equipment for adapting to handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212467091U true CN212467091U (en) | 2021-02-05 |
Family
ID=74413972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021223182.6U Active CN212467091U (en) | 2020-06-28 | 2020-06-28 | Audio playing circuit and equipment for adapting to handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212467091U (en) |
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2020
- 2020-06-28 CN CN202021223182.6U patent/CN212467091U/en active Active
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