CN213073027U - Multifunctional Bluetooth headset circuit - Google Patents
Multifunctional Bluetooth headset circuit Download PDFInfo
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- CN213073027U CN213073027U CN202021431453.7U CN202021431453U CN213073027U CN 213073027 U CN213073027 U CN 213073027U CN 202021431453 U CN202021431453 U CN 202021431453U CN 213073027 U CN213073027 U CN 213073027U
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- chip
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- bluetooth headset
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Abstract
The utility model discloses a multi-functional bluetooth headset circuit, including chip U8 and chip U9, 21 foot connecting resistance R1 of chip U8, resistance R1 linked switch SW1, 20 foot connecting resistance R2 of chip U8, resistance R2 linked switch SW2, 17 foot connecting resistance R3 of chip U8, resistance R3 linked switch SW3, 16 foot connecting resistance R4 of chip U8, resistance R4 linked switch SW4, 15 foot connecting resistance R5 of chip U8, resistance R5 linked switch SW 5; the 4 pins of the chip U9 are connected with an input VCC-5V input power supply, the 3 pins of the chip U9 are connected with an inductor L7, and the inductor L7 is connected with the 4 pins of the chip U8. This multi-functional bluetooth headset circuit realizes the selection of different modes through the switch SW1 that sets up to switch SW5, and reinforcing user's experience feels, enriches the sense of hearing of earphone, and is applicable in different scene demands.
Description
Technical Field
The utility model relates to a bluetooth headset circuit technical field specifically is a multi-functional bluetooth headset circuit.
Background
The multifunctional earphone has the following functional characteristics:
k song mode: the MIC access can be opened in the mode, the built-in reverberation sound effect is started, and the system is suitable for a K song APP on a mobile phone to practice songs and sing live scenes.
Music mode: the built-in virtual bass strengthening and beautiful human sound effect is opened, the MIC access is closed, and the music playing method is suitable for song listening scenes.
A game mode: and (3) opening built-in 3D (three-dimensional) surround and opening an MIC (microphone) path (without reverberation effect), so that the method is suitable for online game application scenes.
Movie mode: the built-in 3D surrounding and bass strengthening sound effect is opened, the MIC access is closed, the mobile phone video watching device is suitable for watching videos, and the scene reality sense is improved.
The inflexion mode: the changeable sound effects such as male sound, female sound, doll sound, magic beast sound and the like can be selected in the conversation or in the Karaoke mode, the anchor mode and the game mode.
One-key silencing: under the mode of listening to songs, one key can eliminate the original singing and only leave the accompaniment, thereby facilitating the user to learn singing better.
Wired earphone takes bluetooth function, can connect two cell-phones simultaneously, and two independent passageways answer a call this kind of earphone has promoted user's experience greatly and has felt, novel, multiple functional, little and light and handy design, bright and handy tone quality.
At present, the existing earphones on the market only have the difference in tone quality and do not have mode selection, so the existing earphones are not strong in experience feeling, cannot be suitable for different scenes, and cannot enrich the auditory sense of users.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional bluetooth headset circuit realizes the selection of different modes through the switch SW1 ~ switch SW5 that sets up, and the experience of reinforcing user feels, enriches the sense of hearing of earphone, and is applicable in different scene demands, can solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional Bluetooth headset circuit comprises a chip U8 and a chip U9, wherein a 21 pin of the chip U8 is connected with a resistor R1, a resistor R1 is connected with a switch SW1, a 20 pin of the chip U8 is connected with a resistor R2, a resistor R2 is connected with a switch SW2, a 17 pin of the chip U8 is connected with a resistor R3, a resistor R3 is connected with a switch SW3, a 16 pin of the chip U8 is connected with a resistor R4, a resistor R4 is connected with a switch SW4, a 15 pin of the chip U8 is connected with a resistor R5, and a resistor R5 is connected with a switch SW 5; the 4 feet of the chip U9 are connected with a VCC-5V input power supply, the 3 feet of the chip U9 are connected with an inductor L7, and the inductor L7 is connected with the 4 feet of the chip U8.
Preferably, the pin 29 of the chip U8 is connected to the RO terminal, the pin 30 of the chip U8 is connected to the D-2 terminal, and the pin 31 of the chip U8 is connected to the VM terminal.
Preferably, the pin 26 of the chip U8 is connected to the resistor R6, the resistor R6 is connected to the capacitor C89 in series, and then connected to the M + of the microphone, the pin 25 of the chip U8 is connected to the resistor R10, and the resistor R10 is connected to the resistor R80 in series, and then connected to the M + of the microphone.
Preferably, the model of the chip U8 is BP1032A 2.
Preferably, the model of the chip U9 is FP6378AS 5C.
Compared with the prior art, the beneficial effects of the utility model are as follows:
according to the multifunctional Bluetooth headset circuit, different sound effects are embodied by combining different modes after DSP sound effects built in a chip U8 and a special sound effect algorithm are matched, so that real scene sound effects are restored; the switch SW1 is used for playing music, the switch SW2 jumps to the next music, the switch SW3 jumps to the previous music, the switch SW4 selects the first mode and the switch SW5 selects the second mode, so that the selection of each mode is realized, the experience of a user is greatly enhanced, the earphone is suitable for different scenes, and the auditory perception of the earphone is enriched.
This multi-functional bluetooth headset circuit uses at TypeC wired earphone, in-ear bluetooth headset, headphone, has advantages such as multiple functional, applied scene is extensive, diversified, abundant user's sense of hearing and stickness are strong.
Drawings
Fig. 1 is a first circuit diagram of the bluetooth headset of the present invention;
fig. 2 is a circuit diagram of the bluetooth headset of the present invention;
fig. 3 is a third circuit diagram of the bluetooth headset of the present invention;
fig. 4 is the circuit diagram of the bluetooth headset of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a multifunctional bluetooth headset circuit includes a chip U8 of BP1032a2 model and a chip U9 of FP6378AS5C model; a 21 pin of a chip U8 is connected with a resistor R1, a resistor R1 is connected with a switch SW1, a 20 pin of the chip U8 is connected with a resistor R2, a resistor R2 is connected with a switch SW2, a 17 pin of the chip U8 is connected with a resistor R3, a resistor R3 is connected with a switch SW3, a 16 pin of the chip U8 is connected with a resistor R4, a resistor R4 is connected with a switch SW4, a 15 pin of the chip U8 is connected with a resistor R5, and a resistor R5 is connected with a switch SW 5; a pin 4 of the chip U9 is connected with a VCC-5V input power supply, a pin 3 of the chip U9 is connected with an inductor L7, and an inductor L7 is connected with a pin 4 of the chip U8; a pin 29 of the chip U8 is connected with the RO terminal, a pin 30 of the chip U8 is connected with the D-2 terminal, and a pin 31 of the chip U8 is connected with the VM terminal; a26 pin of the chip U8 is connected with a resistor R6, a resistor R6 is connected with a capacitor C89 in series and then connected with M + of the microphone, a 25 pin of the chip U8 is connected with a resistor R10, a resistor R10 is connected with a resistor R80 in series and then connected with M + of the microphone.
According to the multifunctional Bluetooth headset circuit, different sound effects are embodied by combining different modes after DSP sound effects built in a BP1032A2 model chip U8 and a special sound effect algorithm are configured, so that real scene sound effects are restored; the switch SW1 is used for playing music, the switch SW2 jumps to the next music, the switch SW3 jumps to the previous music, the switch SW4 selects the first mode and the switch SW5 selects the second mode, so that the selection of each mode is realized, the experience of a user is greatly enhanced, the earphone is suitable for different scenes, and the auditory perception of the earphone is enriched.
This multi-functional bluetooth headset circuit uses at TypeC wired earphone, in-ear bluetooth headset, headphone, has advantages such as multiple functional, applied scene is extensive, diversified, abundant user's sense of hearing and stickness are strong.
In summary, the following steps: this multi-functional bluetooth headset circuit realizes the selection of different modes through the switch SW1 that sets up to switch SW5, and reinforcing user's experience feels, enriches the sense of hearing of earphone, and is applicable in different scene demands, therefore effectively solves prior art problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A multi-functional bluetooth headset circuit characterized in that: the chip comprises a chip U8 and a chip U9, wherein a 21 pin of the chip U8 is connected with a resistor R1, a resistor R1 is connected with a switch SW1, a 20 pin of the chip U8 is connected with a resistor R2, a resistor R2 is connected with a switch SW2, a 17 pin of the chip U8 is connected with a resistor R3, a resistor R3 is connected with a switch SW3, a 16 pin of the chip U8 is connected with a resistor R4, a resistor R4 is connected with a switch SW4, a 15 pin of the chip U8 is connected with a resistor R5, and a resistor R5 is connected with a switch SW 5; the 4 feet of the chip U9 are connected with a VCC-5V input power supply, the 3 feet of the chip U9 are connected with an inductor L7, and the inductor L7 is connected with the 4 feet of the chip U8.
2. The multifunctional bluetooth headset circuit of claim 1, wherein: the 29 pin of the chip U8 is connected with the RO terminal, the 30 pin of the chip U8 is connected with the D-2 terminal, and the 31 pin of the chip U8 is connected with the VM terminal.
3. The multifunctional bluetooth headset circuit of claim 1, wherein: the 26 pin of the chip U8 is connected with a resistor R6, a resistor R6 is connected with a capacitor C89 in series and then is connected with M + of the microphone, the 25 pin of the chip U8 is connected with a resistor R10, and a resistor R10 is connected with a resistor R80 in series and then is connected with M + of the microphone.
4. The multifunctional bluetooth headset circuit of claim 1, wherein: the model of the chip U8 is BP1032A 2.
5. The multifunctional bluetooth headset circuit of claim 1, wherein: the model of the chip U9 is FP6378AS 5C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021431453.7U CN213073027U (en) | 2020-07-20 | 2020-07-20 | Multifunctional Bluetooth headset circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021431453.7U CN213073027U (en) | 2020-07-20 | 2020-07-20 | Multifunctional Bluetooth headset circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213073027U true CN213073027U (en) | 2021-04-27 |
Family
ID=75574392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021431453.7U Expired - Fee Related CN213073027U (en) | 2020-07-20 | 2020-07-20 | Multifunctional Bluetooth headset circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213073027U (en) |
-
2020
- 2020-07-20 CN CN202021431453.7U patent/CN213073027U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210427 Termination date: 20210720 |