CN111556407A

CN111556407A - Screen display Bluetooth audio transceiver

Info

Publication number: CN111556407A
Application number: CN202010330595.2A
Authority: CN
Inventors: 梁珏
Original assignee: Shenzhen Leng Ke Science And Technology Co ltd
Current assignee: Shenzhen Leng Ke Science And Technology Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-08-18

Abstract

The invention discloses a screen display Bluetooth audio transceiver in the technical field of transceivers, which comprises an upper operating key, an upper selecting control key, a lower operating key, a display screen, a power switch, a stereo output port, an optical fiber input port, a stereo input port, a power input port, a Bluetooth antenna and a change-over switch which are arranged on a shell of the screen display Bluetooth audio transceiver, and also comprises a Bluetooth chip and an MCU main control chip which are arranged in the shell of the screen display Bluetooth audio transceiver.

Description

Screen display Bluetooth audio transceiver

Technical Field

The invention relates to the technical field of transceivers, in particular to a screen display Bluetooth audio transceiver.

Background

At present, audio transceivers on the market do not adopt a screen display technology, and adopt a blind connection mode, when a user uses a plurality of devices, the types of the devices are difficult to distinguish after the audio transceivers are connected to the corresponding devices, and LED lamps are all adopted for indicating states. When the bluetooth transmitter is connected to the user's earphone or stereo, it is unclear which state the bluetooth transmitter is connected to the user's earphone, and it is impossible to see which state the current device is operating in, because only the LED display cannot distinguish the device therein, which causes defects of poor user experience, complaint that the user's earphone cannot be connected, and the like.

Based on this, the invention designs a screen display bluetooth audio transceiver to solve the above mentioned problems.

Disclosure of Invention

The present invention is directed to a screen display bluetooth audio transceiver to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: the screen display Bluetooth audio transceiver comprises an upper operating key, an upper selecting control key, a lower operating key, a display screen, a power switch, a stereo output port, an optical fiber input port, a stereo input port, a power input port, a Bluetooth antenna and a change-over switch which are arranged on a shell of the screen display Bluetooth audio transceiver, and further comprises a Bluetooth chip and an MCU main control chip which are arranged inside the shell of the screen display Bluetooth audio transceiver, wherein the upper operating key, the upper selecting control key, the lower operating key, the power switch, the stereo output port, the optical fiber input port, the stereo input port, the power input port, the Bluetooth antenna and the change-over switch are connected with the Bluetooth chip, the Bluetooth chip is connected with the MCU main control chip through a serial port, and the MCU main.

Preferably, the bluetooth chip is respectively connected with the resistors in series through the serial ports I2S and I2C and then is sent to the corresponding interface of the MCU main control chip.

Preferably, the bluetooth chip adopts a CSR8675 or CSR57E bluetooth audio chip.

Preferably, the MCU main control chip adopts an X922 main control chip.

Preferably, the MCU main control chip is connected with the display screen through PCB wiring and a flat cable interface pad.

Preferably, the bluetooth chip includes a connection acquisition unit, and the acquisition unit includes but is not limited to: the system comprises a startup/shutdown acquisition module, a TX/RX working mode acquisition module, a pairing state acquisition module, a connection/disconnection acquisition module, a play/pause acquisition module, an equipment model acquisition module and an encoder format acquisition module.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention solves the problems that the user has poor experience caused by blind operation and blind connection in use.

2. The invention solves the management operation of a plurality of devices in use by a user, easily controls the connection and disconnection of the corresponding devices and is clear at a glance.

3. The invention solves the customer complaint of selling products without display screens on the line of customers, greatly improves the star grade of the products and increases the sales volume.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a functional block diagram of the present invention;

fig. 3 is a block diagram of the structure of the acquisition unit of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an upper operating key; 2. selecting a control key; 3. selecting a control key; 4. a lower operating key; 5. a display screen; 6. a power switch; 7. a stereo output port; 8. an optical fiber output port; 9. an optical fiber input port; 10. a stereo input port; 11. a power supply input port; 12. a Bluetooth antenna; 13. a switch; 14. a Bluetooth chip; 15. MCU main control chip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the screen display Bluetooth audio transceiver comprises an upper operation key 1, an upper selection control key 2, a lower selection control key 3, a lower operation key 4, a display screen 5, a power switch 6, a stereo output port 7, an optical fiber output port 8, an optical fiber input port 9, a stereo input port 10, a power input port 11, a Bluetooth antenna 12 and a change-over switch 13 which are arranged on a shell of the screen display Bluetooth audio transceiver, and also comprises a Bluetooth chip 14 and an MCU main control chip 15 which are arranged inside the shell of the screen display Bluetooth audio transceiver, wherein the upper operation key 1, the upper selection control key 2, the lower selection control key 3, the lower operation key 4, the power switch 6, the stereo output port 7, the optical fiber output port 8, the optical fiber input port 9, the stereo input port 10, the power input port 11, the Bluetooth antenna 12 and the change-over switch 13 are all connected with the Bluetooth chip 14, and the Bluetooth chip 14 is connected with the MCU chip 15 through a, the MCU main control chip 15 is connected with the display screen 5.

Wherein, the upper operation key 1 comprises play/pause and menu operation; the upper selection control key 2 comprises an upper song/volume +/menu upper selection control; the down-selection control key 3 comprises a next song/volume-/menu down-selection control; the lower operation key 4 includes a pairing/audio switching/clear pairing list.

The bluetooth chip 14 is respectively connected in series with the resistors through I2S and I2C serial ports and then sends the resistors to the corresponding interface of the MCU main control chip 15.

Wherein, the bluetooth chip 14 adopts a CSR8675 or CSR57E bluetooth audio chip.

The MCU main control chip 15 adopts an X922 main control chip.

The MCU main control chip 15 is connected with the display screen 5 through PCB wiring and a flat cable interface pad.

Wherein, bluetooth chip 14 is including connecting the collection unit, the collection unit includes power on/off collection module, TX RX mode collection module, pairs state collection module, connect/disconnect collection module, broadcast/pause collection module, equipment model collection module and encoder form collection module, through above-mentioned each module, bluetooth chip 14 is with all states of current device: such as: the method comprises the following steps of collecting the data in the formats of power on/off, TX/RX working mode, pairing state, connection/disconnection, playing/pause, connected Bluetooth device model, adopted audio coding and decoding SBC APTX APTXLL APTXHD and the like.

The specific working principle is as follows:

all the states of the current device are converted into: such as: the system comprises an MCU main control chip 15, a TX/RX working mode, a pairing state, a connection/disconnection, a play/pause, a connected Bluetooth device model, an adopted audio coding and decoding SBC APTX APTXLLAPXHD and other formats, receives sent data through the MCU main control chip 15 after internal processing, performs corresponding display processing on a screen after the internal processing, and finally presents the data to a display screen picture.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. Screen display bluetooth audio transceiver, its characterized in that: the screen display Bluetooth audio transceiver comprises an upper operation key (1), an upper selection control key (2), a lower selection control key (3), a lower operation key (4), a display screen (5), a power switch (6), a stereo output port (7), an optical fiber output port (8), an optical fiber input port (9), a stereo input port (10), a power input port (11), a Bluetooth antenna (12) and a switch (13) which are arranged on a screen display Bluetooth audio transceiver shell, and further comprises a Bluetooth chip (14) and an MCU main control chip (15) which are arranged inside the screen display Bluetooth audio transceiver shell, wherein the upper operation key (1), the upper selection control key (2), the lower selection control key (3), the lower operation key (4), the power switch (6), the stereo output port (7), the optical fiber output port (8), the optical fiber input port (9), the stereo input port (10), the power input port (11), Bluetooth antenna (12) and change over switch (13) all are connected with bluetooth chip (14), bluetooth chip (14) are connected with MCU main control chip (15) through the serial ports, MCU main control chip (15) are connected with display screen (5).

2. The on-screen Bluetooth audio transceiver of claim 1, wherein: the Bluetooth chip (14) is respectively connected with resistors in series through I2S and I2C serial ports and then is sent to a corresponding interface of the MCU main control chip (15).

3. The on-screen Bluetooth audio transceiver of claim 1, wherein: the Bluetooth chip (14) adopts a CSR8675 or CSR57E Bluetooth audio chip.

4. The on-screen Bluetooth audio transceiver of claim 1, wherein: the MCU main control chip (15) adopts an X922 main control chip.

5. The on-screen Bluetooth audio transceiver of claim 1, wherein: the MCU main control chip (15) is connected with the display screen (5) through PCB wiring and a flat cable interface pad.

6. The on-screen Bluetooth audio transceiver of claim 1, wherein: the bluetooth chip (14) includes a connection acquisition unit including, but not limited to: the system comprises a startup/shutdown acquisition module, a TX/RX working mode acquisition module, a pairing state acquisition module, a connection/disconnection acquisition module, a play/pause acquisition module, an equipment model acquisition module and an encoder format acquisition module.