CN212085387U - A kind of interface unit - Google Patents
A kind of interface unit Download PDFInfo
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- CN212085387U CN212085387U CN202021006992.6U CN202021006992U CN212085387U CN 212085387 U CN212085387 U CN 212085387U CN 202021006992 U CN202021006992 U CN 202021006992U CN 212085387 U CN212085387 U CN 212085387U
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Abstract
The utility model provides a connector, include: the detection module is in signal connection with the control module and the communication module respectively, and the control module is in signal connection with the communication module. The Typec connector can be implemented to support I2S digital audio and I2C audio control in addition to allowing USB data exchange between different devices or mobile devices for digital audio applications.
Description
Technical Field
The utility model relates to an electronic equipment technical field, in particular to connector.
Background
In the prior art, the existing digital audio external device of the connector is mainly in OTG standard communication, and the external device configuration is an OTG sound card, an OTG sound card and an analog AUX, which cannot be compatible with the same connector interface at the same time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connector solves the technical problem that the compatible audio frequency of Typec connector can not the application of many communication modes, realizes that the Typec connector supports I2S digital audio frequency and I2C audio control in audio frequency application.
In order to achieve the above object, the present invention provides the following technical solutions:
a connector, comprising: the device comprises a detection module 1, a control module 2 and a communication module 3, wherein the detection module 1 is in signal connection with the control module 2 and the communication module 3 respectively, and the control module 2 is in signal connection with the communication module 3.
Preferably, the communication module 3 is a type connector, and the a2 pin, the B2 pin, the A3 pin, the B3 pin, the a10 pin, the B10 pin, the a11 pin and the B11 pin of the communication module 3 are a first audio data transmission group; the pin A6, the pin B6, the pin A7 and the pin B7 are used as a first data transmission control group; a pin A6, a pin B6, a pin A7, a pin B7, a pin A4, a pin B4, a pin A9, a pin B9, a pin A12, a pin B12, a pin A1 and a pin B1 form a first USB communication group; the pin A5 and the pin B5 are detection pins.
Preferably, the detection module 1 is a 32-bit intelligent audio/voice processing chip, and the PA17 pin, the PA18 pin, the PA21 pin and the PA22 pin of the detection module 1 are a second audio data transmission group; pin PA2 and pin PA16 are a second data transmission control group; the USB _ DP PIN (PIN1), the USB _ DM PIN (PIN2), the power line PIN (PIN37) and the ground line PIN (PIN8) form a second USB communication group; the PA15 pin (CC _ ADC) is in signal connection with the A5 pin or the B5 pin.
Preferably, the PIN a and the PIN B are connected with the PA PIN, the PIN a and the PIN B are in signal connection with the USB _ DP PIN (PIN), the PIN a, the PIN B, the PIN a and the PIN B are respectively connected with the power line PIN (PIN), and the PIN a, the PIN B, the PIN a and the PIN B are respectively in signal connection with the ground line PIN (PIN).
Through implementing above technical scheme, have following technological effect: the connector provided by the utility model, the connector in this embodiment can be applied to sound card earphone or sound card _ Dongle, etc., the sound card earphone is connected to other main devices such as mobile phone/tablet/computer, etc., the sound card earphone connector is switched to USB communication, and interacts with the main devices such as mobile phone/tablet/computer; if the same sound card earphone needs to be connected with an interface without the USB _ OTG function, such as a digital sound box, a recording pen, a wireless receiver and the like, the sound card earphone is switched to I2S audio signal communication, and control interaction among 2 master and slave devices of I2C protocol communication is carried out. If the main device connected with the connector is a standard USB, like a computer, a mobile phone and the like, USB communication is performed; if the peripheral interface that the connector is connected does not have the USB communication, then can pass through the utility model provides a connector can switch to I2S and pass the audio signal, I2C comes control interaction, realize promptly that type c connector couples between different equipment or mobile device except can when digital audio application, carries out USB data exchange, still supports I2S digital audio and I2C audio control, can not receive the restriction whether USB communication has to the equipment of connecting, use more extensively.
Drawings
Fig. 1 is a schematic block diagram of a connector according to the present invention;
fig. 2 is a schematic structural diagram of a communication module of the connector according to the present invention;
fig. 3 is a schematic diagram of a detection module and a control module of the connector according to the present invention.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed description of the embodiments provided in the present invention is provided with reference to the accompanying drawings.
A connector, comprising: the device comprises a detection module 1, a control module 2 and a communication module 3, wherein the detection module 1 is in signal connection with the control module 2 and the communication module 3 respectively, and the control module 2 is in signal connection with the communication module 3. The detection module 1 detects different devices corresponding to the communication module 3, and the control module 2 switches according to the different devices detected by the detection module. When the connector is applied to digital audio, the connector can be connected among different devices or mobile devices to exchange USB data, and also supports I2S digital audio and I2C audio control, so that the connector is not limited by whether the connected devices have USB communication or not, and is more widely applied.
On the basis of the foregoing embodiments, in other embodiments, further, the communication module 3 is a type connector, and the a2 pin, the B2 pin, the A3 pin, the B3 pin, the a10 pin, the B10 pin, the a11 pin, and the B11 pin of the communication module 3 are a first audio data transmission group; the pin A6, the pin B6, the pin A7 and the pin B7 are used as a first data transmission control group; a pin A6, a pin B6, a pin A7, a pin B7, a pin A4, a pin B4, a pin A9, a pin B9, a pin A12, a pin B12, a pin A1 and a pin B1 form a first USB communication group; the pin A5 and the pin B5 are detection pins. For example, the communication module 3 is connected to a mobile phone/tablet or a computer, when the detection module detects that the pins a5 and B5 of the type c connector are at low level, the communication module, that is, the type c connector, is in USB communication, and the control module shields the first audio data transmission group and the first data transmission control group, and if the pins a5 and B5 of the detection pin are at high level, the communication module, that is, the type c connector, is switched to audio data transmission (I2S) communication or audio data transmission (I2S) and audio data control (I2C) communication, and USB communication is shielded.
On the basis of the above embodiments, in other embodiments, further, the PA17 pin, the PA18 pin, the PA21 pin, and the PA22 pin of the detection module 1 are a second audio data transmission group; pin PA2 and pin PA16 are a second data transmission control group; the USB _ DP PIN (PIN1), the USB _ DM PIN (PIN2), the power line PIN (PIN37) and the ground line PIN (PIN8) form a second USB communication group; the PA15 pin (CC _ ADC) is in signal connection with the A5 pin or the B5 pin.
On the basis of the foregoing embodiment, in other embodiments, further, the PIN a and the PIN B are connected to the PA PIN, the PIN a and the PIN B are in signal connection with the USB _ DP PIN (PIN), the PIN a, the PIN B, the PIN a and the PIN B are respectively connected to the power line PIN (PIN), and the PIN a, the PIN B, the PIN a and the PIN B are respectively in signal connection with the ground line PIN (PIN). For example, the communication module 3 is connected to a mobile phone/tablet or a computer, when the detection module detects that the pins a5 and B5 of the Typec connector are at low level, the communication module, that is, the Typec connector, communicates with each other in USB mode, and disconnects the first audio data transmission group and the second data generation group, and the first data transmission control group and the second data transmission control group, if the pins a5 and B5 are at high level, the first audio data transmission group and the second data generation group, and the first data transmission control group and the second data transmission control group are connected, and the communication module, that is, the Typec connector, switches to both audio data transmission (I2S) communication or audio data transmission (I2S) and audio data control (I2C) communication, and shields the USB communication.
Through implementing above technical scheme, have following technological effect: the connector provided by the utility model, the connector in this embodiment can be applied to sound card earphone or sound card _ Dongle, etc., the sound card earphone is connected to other main devices such as mobile phone/tablet/computer, etc., the sound card earphone connector is switched to USB communication, and interacts with the main devices such as mobile phone/tablet/computer; if the same sound card earphone needs to be connected with an interface without the USB _ OTG function, such as a digital sound box, a recording pen, a wireless receiver and the like, the sound card earphone is switched to I2S audio signal communication, and control interaction among 2 master and slave devices of I2C protocol communication is carried out. If the main device connected with the connector is a standard USB, like a computer, a mobile phone and the like, USB communication is performed; if the peripheral interface that the connector is connected does not have the USB communication, then can pass through the utility model provides a connector can switch to I2S and pass the audio signal, I2C comes control interaction, realize promptly that type c connector couples between different equipment or mobile device except can when digital audio application, carries out USB data exchange, still supports I2S digital audio and I2C audio control, can not receive the restriction whether USB communication has to the equipment of connecting, use more extensively.
The above detailed description is made on a connector provided by the embodiment of the present invention, and to a person of ordinary skill in the art, according to the idea of the embodiment of the present invention, there is a change part on the specific implementation manner and the application range.
Claims (4)
1. A connector, comprising: the device comprises a detection module (1), a control module (2) and a communication module (3), wherein the detection module (1) is in signal connection with the control module (2) and the communication module (3) respectively, and the control module (2) is in signal connection with the communication module (3).
2. The connector according to claim 1, wherein the communication module (3) is a type connector, and the a2 pin, the B2 pin, the A3 pin, the B3 pin, the a10 pin, the B10 pin, the a11 pin, and the B11 pin of the communication module (3) are a first audio data transmission group; the pin A6, the pin B6, the pin A7 and the pin B7 are used as a first data transmission control group; a pin A6, a pin B6, a pin A7, a pin B7, a pin A4, a pin B4, a pin A9, a pin B9, a pin A12, a pin B12, a pin A1 and a pin B1 form a first USB communication group; the pin A5 and the pin B5 are detection pins.
3. The connector of claim 2, wherein the test module (1) is a 32-bit smart audio/voice processing chip, and the PA17 pin, PA18 pin, PA21 pin, and PA22 pin of the test module (1) are a second audio data transmission group; pin PA2 and pin PA16 are a second data transmission control group; the USB _ DP PIN (PIN1), the USB _ DM PIN (PIN2), the power line PIN (PIN37) and the ground line PIN (PIN8) form a second USB communication group; the PA15 pin (CC _ ADC) is in signal connection with the A5 pin or the B5 pin.
4. The connector according to claim 3, wherein the A PIN and the B PIN are connected to the PA PIN, the A PIN and the B PIN are in signal connection with the USB _ DP PIN (PIN), the A PIN, the B PIN, the A PIN and the B PIN are respectively connected to the power line PIN (PIN), and the A PIN, the B PIN, the A PIN and the B PIN are respectively in signal connection with the ground line PIN (PIN).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021006992.6U CN212085387U (en) | 2020-06-04 | 2020-06-04 | A kind of interface unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021006992.6U CN212085387U (en) | 2020-06-04 | 2020-06-04 | A kind of interface unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212085387U true CN212085387U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021006992.6U Active CN212085387U (en) | 2020-06-04 | 2020-06-04 | A kind of interface unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212085387U (en) |
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2020
- 2020-06-04 CN CN202021006992.6U patent/CN212085387U/en active Active
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