CN206741934U - Can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module - Google Patents
Can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module Download PDFInfo
- Publication number
- CN206741934U CN206741934U CN201720426507.2U CN201720426507U CN206741934U CN 206741934 U CN206741934 U CN 206741934U CN 201720426507 U CN201720426507 U CN 201720426507U CN 206741934 U CN206741934 U CN 206741934U
- Authority
- CN
- China
- Prior art keywords
- audio frequency
- frequency module
- decoding
- microprocessor
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Selective Calling Equipment (AREA)
Abstract
The utility model disclose and provide one kind can operation display interface, synchronous lyrics are shown during broadcasting, can improve human-computer interaction function can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module.The MP3 decoding Bluetooth audio frequency module includes microprocessor（1）And with the microprocessor（1）The USB flash disk interface of electrical connection（2）, memory card interface（3）, keyboard input module（5）, dot matrix lcd module（6）, Bluetooth function module（10）And audio output circuit（11）.The utility model can be widely applied to field of audio.
Description
Technical field
The utility model is related to it is a kind of can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module.
Background technology
MP3 player is widely used with the characteristics of its compact, perfect in shape and function.But existing MP3 is played
Device is only capable of playing audio file, in the slight fuselage of MP3 player, possesses playout storage, display, microcontroller
Deng, the mp3 file in microcomputer reads to playout storage is decompressed mp3 file with decompression algorithm, play its sound intermediate frequency text
Part, and currently playing song information is included on LCDs, our cans are by being connected on the earphone of audio port
Interesting to listen to music is heard, but existing MP3 player can not show the lyrics, this is in desktop speaker, home audio, stage
Man-machine communication interface deficiency be present when there is Bluetooth function in high-power audio amplifier, user be unable to reach it is visible it is visual conveniently
Operation, fan is sung for learning, the lyrics is forgotten and looks for the lyrics to meet more often, this there is certain weak point.
Utility model content
Technical problem to be solved in the utility model is overcome the deficiencies in the prior art, there is provided one kind can show operation
Interface, synchronous lyrics are shown during broadcasting, can improve human-computer interaction function can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency mould
Block.
Technical scheme is used by the utility model：The utility model include microprocessor and with the microprocessor
USB flash disk interface, memory card interface, keyboard input module, dot matrix lcd module, Bluetooth function module and the sound of electrical connection
Frequency output circuit.
The dot matrix lcd module includes lattice lcd screen and the driving electrically connected with the lattice lcd screen electricity
Road, the drive circuit electrically connect with the microprocessor, and the lattice lcd screen is the 128*64 dot matrix LCD with font
Screen.
The microprocessor is MP3 decoding chip Chips AX2228.
The MP3 decoding Bluetooth audio frequency module also includes the FM radio reception circuits electrically connected with the microprocessor.
The MP3 decoding Bluetooth audio frequency module also includes the LING-IN circuits electrically connected with the microprocessor.
The MP3 decoding Bluetooth audio frequency module also includes electrically connecting infrared remote controller with the microprocessor.
The beneficial effects of the utility model are：Due to the utility model include the utility model include microprocessor and with
USB flash disk interface, memory card interface, keyboard input module, dot matrix lcd module, the bluetooth work(of the microprocessor electrical connection
Can module and audio output circuit, using microprocessor as main circuit, read USB either in storage card or smart machine
Mp3 file, wherein audio file is played after mp3 file is decompressed, while can synchronously shown on the dot matrix lcd module
The frequency spectrum and the LCR lyrics of song played is shown, meanwhile, all operations that the keyboard input module is done can be described
Dot matrix lcd module shows, thus the utility model can operation display interface, synchronous lyrics are shown during broadcasting, can be improved
Human-computer interaction function.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 is the utility model dot matrix lcd module schematic diagram.
Embodiment
As shown in Figure 1 and Figure 2, the utility model includes microprocessor 1 and connect with the USB flash disk that the microprocessor 1 electrically connects
Mouth 2, memory card interface 3, keyboard input module 5, dot matrix lcd module 6, Bluetooth function module 10 and audio output
Circuit 4, the microprocessor 1 are that MP3 builds flourish audio series decoding chip Chips AX2228, and it has decoding, band screen, record
Sound, lyrics function, the keyboard input module 5 are provided with seven buttons, and they are main power switch, FM+, FM mono-, upper one
Head/volume one, next/volume+, MP3 broadcastings/pause/stop key, bluetooth key；Main power switch, FM+, FM mono- and institute
State microprocessor 1 to connect, main power switch is used for controlling the microprocessor 1 and the power supply of the Bluetooth function module, FM
+, FM mono- be used for increase and reduce FM frequencies;Upper one head/volume-, next/volume+with MP3 functional modules and bluetooth work(
Energy module connection, in MP audio process is played, short-press is upper one first, next, long-press is adjusts MP3 volumes, in indigo plant
In tooth communication process, short-press is regulation bluetooth conversation volume, and long-press is regulation microphone gain size;MP3 broadcastings/
Temporary stops/and stop key is connected with Bluetooth function module, and for controlling MP3 broadcasting, long-press is stops;Bluetooth key and Bluetooth function
Module connects, for controlling the operation of bluetooth.
The dot matrix lcd module 6 includes lattice lcd screen 61 and the drive electrically connected with the lattice lcd screen 61
Dynamic circuit 62, the drive circuit 62 electrically connect with the microprocessor 1, and the lattice lcd screen is 128*64 with font
Dot matrix LCD screen, the utility model MP3 decoding Bluetooth audio frequency module tool following functions：USB/ RAM cards Card Reader directly plays wherein
Audio file；Client's user-defined press key switching manipulation function；Bluetooth receives playing function；DAC output functions；128*64 LCD points
Battle array screen, operation display interface, synchronous lyrics display function during broadcasting.The utility model MP3 decoding Bluetooth audio frequency module also has
Advantages below：Bluetooth strong antijamming capability；Has power failure memory function；The self-defined EQ of the configurable client of DAC outputs；DAC output electricity
Road uses MUTE noise filterings.
In addition, also include and the microprocessor to expand the more multi-functional MP3 decoding Bluetooth audio frequency module of product
The FM radio reception circuit 7 that device 1 electrically connects, the FM radio reception circuit 7 cause the utility model to have FM function of radio receiver；The MP3 solutions
Code Bluetooth audio frequency module also includes the LING-IN circuits 8 electrically connected with the microprocessor 1.The MP3 decoding Bluetooth audio frequency mould
Block also includes electrically connecting infrared remote controller 9 with the microprocessor 1, and the infrared remote controller 9 causes the utility model tool
There are IR IR remote controller functions.
The utility model is applied to field of audio.
Claims (6)
1. it is a kind of can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module, it is characterised in that：The MP3 decoding Bluetooth audio frequency
Module includes microprocessor（1）And with the microprocessor（1）The USB flash disk interface of electrical connection（2）, memory card interface（3）, button
Input module（5）, dot matrix lcd module（6）, Bluetooth function module（10）And audio output circuit（4）.
2. it is according to claim 1 can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module, it is characterised in that：It is described
Dot matrix lcd module（6）Including lattice lcd screen（61）And with the lattice lcd screen（61）The drive circuit of electrical connection
（62）, the drive circuit（62）With the microprocessor（1）Electrical connection, the lattice lcd screen（61）For 128*64 band word
The dot matrix LCD screen of body.
3. it is according to claim 1 can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module, it is characterised in that：It is described
Microprocessor（1）For MP3 decoding chip Chips AX2228.
4. it is according to claim 1 can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module, it is characterised in that：It is described
MP3 decoding Bluetooth audio frequency module also includes and the microprocessor（1）The FM radio reception circuits of electrical connection（7）.
5. it is according to claim 1 can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module, it is characterised in that：It is described
MP3 decoding Bluetooth audio frequency module also includes and the microprocessor（1）The LING-IN circuits of electrical connection（8）.
6. it is according to claim 1 can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module, it is characterised in that：It is described
MP3 decoding Bluetooth audio frequency module also includes and the microprocessor（1）The infrared remote controller of electrical connection（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426507.2U CN206741934U (en) | 2017-04-21 | 2017-04-21 | Can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720426507.2U CN206741934U (en) | 2017-04-21 | 2017-04-21 | Can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206741934U true CN206741934U (en) | 2017-12-12 |
Family
ID=60561653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720426507.2U Active CN206741934U (en) | 2017-04-21 | 2017-04-21 | Can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206741934U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925079A (en) * | 2019-04-30 | 2019-06-25 | 深圳市同洁科技有限公司 | A kind of electric tooth-brush with music |
| CN112687292A (en) * | 2020-12-29 | 2021-04-20 | 哈尔滨理工大学 | Mood-relieving color music system |
-
2017
- 2017-04-21 CN CN201720426507.2U patent/CN206741934U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925079A (en) * | 2019-04-30 | 2019-06-25 | 深圳市同洁科技有限公司 | A kind of electric tooth-brush with music |
| CN112687292A (en) * | 2020-12-29 | 2021-04-20 | 哈尔滨理工大学 | Mood-relieving color music system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206741934U (en) | Can synchronously displaying lyrics MP3 decoding Bluetooth audio frequency module | |
| CN204014021U (en) | With the earphone of sound-conducting apparatus | |
| CN204578723U (en) | The wireless audio system of remote-controlled record/playback and multi-media sound system thereof | |
| CN202975917U (en) | College student employment information inquiry machine | |
| CN202907130U (en) | Card type bluetooth sound box | |
| CN201887912U (en) | Multifunctional digital sound box | |
| CN203352739U (en) | Multifunctional bluetooth sound box apparatus with LED lamp | |
| CN202998085U (en) | A vehicle station hand microphone | |
| CN203352738U (en) | Stereo bluetooth sound box apparatus | |
| CN203013004U (en) | English listening training apparatus | |
| CN204681574U (en) | A kind of high-fidelity wifi sound equipment | |
| CN206226689U (en) | 2.1 double-channel multifunctional Outdoor voice boxs of simple bass and alt separation structure | |
| CN204066742U (en) | Music player | |
| CN202004945U (en) | Active sounding device combination | |
| CN203660995U (en) | Multimedia intelligent audio power amplifier | |
| CN201995003U (en) | Induction voice mobile phone special for blindman | |
| CN204244444U (en) | A kind of sound equipment of integrated socket function | |
| CN202782895U (en) | Automobile audio equipment | |
| CN214708047U (en) | Multifunctional power amplifier | |
| CN203616996U (en) | Portable digital audio player | |
| CN203455772U (en) | Keyboard signal processing system provided with high tone quality voice player | |
| CN201355556Y (en) | Mobile television based on DVD processing chip | |
| CN203027407U (en) | Sound device with MP3 (MPEG Audio Layer 3) player | |
| CN202931511U (en) | Multifunctional playing sound box with remote control | |
| CN203747936U (en) | Multifunctional digital loudspeaker box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |