CN206772314U - A kind of embedded Android vehicle-mounted navigation audio system - Google Patents
A kind of embedded Android vehicle-mounted navigation audio system Download PDFInfo
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- CN206772314U CN206772314U CN201621382067.7U CN201621382067U CN206772314U CN 206772314 U CN206772314 U CN 206772314U CN 201621382067 U CN201621382067 U CN 201621382067U CN 206772314 U CN206772314 U CN 206772314U
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Abstract
It the utility model is related to a kind of embedded Android vehicle-mounted navigation audio system, including the nucleus module being made up of AC8227 core boards and its peripheral circuit, touch screen module, voice input module, radio module and USB/TF modules are connected with the input of nucleus module respectively, the output end of front audio amplification module and nucleus module connects, front audio amplification module output end is connected with power amplifier output module, what is be connected with nucleus module also has display module, expansion connection module and CAN protocol module, MCU module, energy supply control module to give each module for power supply.The utility model can be realized by USB or WIFI and mobile phone and interconnected, it is online audio-visual and navigation more newly downloaded using real-time performance, it compensate for the inconvenience in existing navigation audio-video system use, it is furnished with expansion connection module simultaneously, the convenient connection with external equipment, abundant function choosing-item is provided for main frame.
Description
Technical field
A kind of embedded Android vehicle-mounted navigation audio system is the utility model is related to, belongs to the audio-visual technology neck of vehicle mounted guidance
Domain.
Background technology
People often play music when driving to go on a journey, and song is listened in driving, and can also in the case where being unfamiliar with road conditions
Navigated using onboard navigation system.But after a period of time, everybody will be wanted with changing USB flash disk（TF card）Or the song on CD
It is bent.It after changing song operation, can also find that vehicle-mounted navigation map information has lagged, be mismatched with road, it is necessary to reposition
Search, it is inconvenient for the driver being in driving.Current vehicle-mounted navigation audio system when changing song,
User needs to go again that USB flash disk is downloaded and copied on computer（TF card）Or buy a new CD disc；And for the renewal of navigation
Then more trouble is, it is necessary to which user removes 4S shops payment renewal map, or is voluntarily spent on the net and the time is found and downloaded newer greatly
Map, and it occur frequently that not at all easy find and non-serviceable situation had been found that after downloading.Map and more be present in existing vehicle device
Media resource renewal is slow and updates the problem of inconvenient.
This case is given birth to therefrom.
Utility model content
The purpose of this utility model is to provide a kind of embedded Android vehicle-mounted navigation audio system, and its main frame is carried based on peace
The depth custom-built system of Zhuo 4.0, can realize the interconnection of vehicle device and mobile phone, by WIFI and network connection, realize navigation and shadow
The online updating of sound.
To achieve these goals, technical scheme is used by the utility model：A kind of embedded Android vehicle mounted guidance
Audio-video system, including the nucleus module being made up of AC8227 core boards and its peripheral circuit, are connected with the input of nucleus module
And touch screen module, voice input module and the radio module of operational order, the input with nucleus module are transmitted to nucleus module
It is connected to USB connections and the USB/TF modules of socket, the preposition sound being connected with the output end of nucleus module is provided for navigation card
Frequency amplification module, display module, the power amplifier output module being connected with front audio amplification module output end, communicate with nucleus module
End is connected to the CAN protocol module to be communicated with each Component Control System and automobile bus on automobile, is mutually used in conjunction with nucleus module
In the expansion connection module of extension external equipment, it is connected to the MCU module of auxiliary control with nucleus module communication ends and is
The energy supply control module of above-mentioned module for power supply.The MCU module and display module, front audio amplification module, power amplifier output mould
Block, touch screen module, voice input module are connected with radio module and carry out power management to modules.
The MCU module is made up of STM8S207R8T6 main control chips and its peripheral circuit.
The USB/TF modules include one and are used for the TF card slot and a USB for being used to access USB that card insertion enters that navigate
Socket, TF card slot power voltage are 3V, and the supply voltage of USB socket is 5V.
The energy supply control module is mainly by AMS1117-3.3V, APW7080,78M05,78M09, AO3407 and power supply
IC and S8050, S8550 triode are formed, and can export 3V, 5V, 9V, 12V fourth gear difference voltage respectively.
The touch screen module is mainly made up of the touch-screen and its peripheral circuit of capacitance touching control, the CAN protocol module by
STM32F105 chips and its peripheral circuit are formed.
The display module is mainly by 9 cun LCDs of the resolution ratio for 1024*600, the driving of MP3202 LED backlights
Chip, MP1540, BAT54S and its peripheral circuit composition.
The voice input module is made up of condenser type MIC miaows head and its peripheral circuit, the front audio amplification module
It is made up of 4558M chips and its peripheral circuit.
The nucleus module is integrated with the module of the correlation functions such as GPS, bluetooth and multimedia decoding, has GPS location, blue
Tooth connects and the function of multimedia decoding.
The power amplifier output module is made up of TDA7388 chips and its peripheral circuit, the radio module by TEA6851 and
Its peripheral circuit is formed.
The expansion connection module is nine spring hole scokets, respectively the input of AUX L channels, the input of AUX R channels, AUX videos
Input, back-up video input, monitor video input, L channel output, R channel output, stress output and video frequency output.
, can be mutual by USB or bluetooth and mobile phone realization while the utility model has navigation and audio-video playing function
Connection realizes WIFI or data online, online audio-visual and navigation more newly downloaded using real-time performance, enriches the multimedia in vehicle device
Resource, it compensate for the map rejuvenation inconvenience in existing navigation audio-video system use.Meanwhile the utility model is furnished with expansion interface mould
Block, the convenient connection with external equipment, abundant function choosing-item is provided for main frame.
The utility model is further elaborated below by way of the drawings and specific embodiments.
Brief description of the drawings：
Fig. 1 is theory structure block diagram of the present utility model.
Shown in figure：Radio module 1, USB/TF modules 2, touch screen module 3, voice input module 4, display module 5, power supply
Control module 6, power amplifier output module 7, front audio amplification module 8, MCU module 9, nucleus module 10, expansion connection module 11,
Can protocol modules 12.
Embodiment：
As shown in figure 1, including nucleus module 10, touch screen module 3, voice input module 4 and radio module 1, USB/TF moulds
Block 2, front audio amplification module 8, display module 5, power amplifier output module 7, CAN protocol module 12, expansion connection module 11,
MCU module 9 and energy supply control module 6.Nucleus module 10 is made up of AC8227 core boards and its peripheral circuit, be integrated with GPS,
The module of the correlation function such as bluetooth and multimedia decoding, there is the function of GPS location, bluetooth connection and multimedia decoding.Core
The input of module 10 is connected with touch screen module 3, voice input module 4, radio module 1, its output end difference output display, language
Sound music to display module 5 and front audio amplification module 8, its communication ends communicate with CAN protocol module 12, MCU module 9 respectively
Connection.
USB/TF modules 2 include a TF card slot and a USB socket, be respectively used to navigate card insertion enter and USB access.
TF card slot power voltage is 3V, and the supply voltage of USB socket is 5V.USB socket has 5 pins, includes two communications
Pin is connected with the input of nucleus module 10, and audio, video data is carried out decoding broadcasting by nucleus module 10.The present embodiment can
Mobile phone and vehicle device are connected by USB patchcords or mobile phone and vehicle device is connected under same WIFI network and is realized that vehicle device mobile phone is mutual
Connection, so as to make, vehicle device can carry out map by the WIFI or data-interface of mobile phone and multimedia resource updates.In TF card slot
It is connected provided with TF-CARD chips with nucleus module 10, realizes the communication between navigation card and vehicle device and data transfer.
Touch screen module 3 is mainly made up of the touch-screen and its peripheral circuit of capacitance touching control, touching instruction caused by touch-screen
Will real-time delivery into nucleus module 10, touching instruction is read out nucleus module 10 and action response.
Display module 5 is mainly made up of 9 cun of LCDs and its peripheral circuit that resolution ratio is 1024*600, for showing
Show that nucleus module 10 is transferred to the respective picture on display screen.
Voice input module 4 is made up of condenser type MIC miaows head and its peripheral circuit, and MIC miaows head can change voice signal
Nucleus module 10 is input to for electric signal and by connection, then speech recognition is carried out by nucleus module 10 and other are operated.
Radio module 1 is made up of TEA6851 radio chips and its peripheral circuit.Radio chip directly exports reception signals
To nucleus module 10.
In the present embodiment, sound output is connected by front audio amplification module 8 and with the output end of front audio amplification module 8
Power amplifier output module 7 realize, front audio amplification module 8 be used for amplify nucleus module 10 transmission current signal and passed
Power amplifier output is handed to, sound is exported by power amplifier output module 7.In the present embodiment, front audio amplification module 8 is by 4558M chips
And its peripheral circuit is formed.Power amplifier output module 7 is made up of TDA7388 chips and its peripheral circuit.
CAN protocol module 12 is made up of STM32F105 chips and its peripheral circuit, total by automobile for nucleus module 10
Line connection and each Component Control System connecting communication on automobile, realize that former car unloads clothing parsing and vehicle diagnostics, the figure of vehicle monitoring
Shape body information is shown.Wherein vehicle diagnostics show the contents such as failure registration, fault message and the trouble location of vehicle, vehicle
Situations such as vehicle-state, motor status and battery status are shown in monitoring.
Expansion connection module 11 is used to extend external equipment, is nine spring hole scokets, respectively the input of AUX L channels, the right sound of AUX
Road input, AUX video inputs, back-up video input, monitor video input, L channel output, R channel output, stress output and
Video frequency output.Expansion interface can be used for connection camera offer reverse image, connection external screen progress giant-screen to play sound and regard
Frequency etc..The presence of expansion interface, enrich the function choosing-item of main frame.Also, nine spring hole scokets can be embedded in car panel, both attractive in appearance
It is easy to use again.
Energy supply control module 6 is mainly by AMS1117-3.3V, APW7080,78M05,78M09, AO3407 and power supply IC
Formed with some S8050, S8550 triodes, 3V, 5V, 9V, 12V fourth gear difference voltage can be exported respectively, to meet above-mentioned module
Different voltage requirements.
MCU module 9 is made up of STM8S207R8T6 main control chips and its peripheral circuit, is put with display module 5, front audio
Big module 8, power amplifier output module 7, touch screen module, voice input module 4 are connected with radio module 1 and above-mentioned module are passed through
Power management is controlled, and is used to help nucleus module 10 and is carried out auxiliary control, ensures the stability of system operation.MCU module 9
With the intercommunication of nucleus module 10 to keep the normal operation of system and synchronism.
The present embodiment carries the depth custom-built system based on Android 4.0, with reference to brief and practical and the Android system of vehicle device system
The two big advantage of affluent resources of system, and under the control of core board module and MCU module 9, complete radio reception, navigation, bluetooth, USB
The application function such as use of multimedia, expansion interface, and vision signal is defeated in the form of images by display module 5
Go out, audio signal is exported in a voice form by front audio module with power amplifier module.And connected by being interconnected with mobile phone
WIFI network is connect, supports installing and using for Android software, makes abundant Internet resources and assorted application provide the user comfortably just
It is prompt to drive and recreation experience.
Above example only to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art couple
Other modifications or equivalent substitution that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, it all should cover in right of the present utility model.
Claims (10)
- A kind of 1. embedded Android vehicle-mounted navigation audio system, it is characterised in that：Including by AC8227 core boards and its periphery electricity The nucleus module that road is formed, it is connected with the input of nucleus module and touch screen module, the language of operational order is transmitted to nucleus module Sound input module and radio module, with the input of nucleus module be connected to USB be connected and for navigation card socket is provided USB/TF modules, front audio amplification module, the display module being connected with the output end of nucleus module, amplify mould with front audio The power amplifier output module of block output end connection, is connected to and each Component Control System and vapour on automobile with nucleus module communication ends The CAN protocol module of car bus communication, it is connected with nucleus module for the expansion connection module for extending external equipment, with core mould Block communication ends are connected to the MCU module of auxiliary control and the energy supply control module for above-mentioned module for power supply；The MCU moulds Block and display module, front audio amplification module, power amplifier output module, touch screen module, voice input module and radio module It is connected and power management is carried out to modules.
- A kind of 2. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The MCU moulds Block is made up of STM8S207R8T6 main control chips and its peripheral circuit.
- A kind of 3. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The USB/TF Module includes one and is used for the TF card slot and a USB socket for being used to access USB that card insertion enters that navigate, TF card slot power electricity Press as 3V, the supply voltage of USB socket is 5V.
- A kind of 4. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The power supply control Molding block is mainly by AMS1117-3.3V, APW7080,78M05,78M09, AO3407 and power supply IC and S8050, S8550 tri- Pole pipe is formed, and can export 3V, 5V, 9V, 12V fourth gear difference voltage respectively.
- A kind of 5. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The touch screen mould Block is mainly made up of the touch-screen and its peripheral circuit of capacitance touching control, and the CAN protocol module is by STM32F105 chips and its outside Enclose circuit composition.
- A kind of 6. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The display mould Block mainly by resolution ratio be 1024*600 9 cun of LCDs, MP3202 LED backlights driving chip, MP1540, BAT54S And its peripheral circuit composition.
- A kind of 7. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The voice is defeated Enter module to be made up of condenser type MIC miaows head and its peripheral circuit, the radio module is made up of TEA6851 and its peripheral circuit.
- A kind of 8. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The preposition sound Frequency amplification module is made up of 4558M chips and its peripheral circuit, and the power amplifier output module is by TDA7388 chips and its periphery electricity Road is formed.
- A kind of 9. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The core mould Block is integrated with GPS, bluetooth and multimedia decoding correlation function module.
- A kind of 10. embedded Android vehicle-mounted navigation audio system according to claim 1, it is characterised in that：The extension Interface module is nine spring hole scokets, and respectively the input of AUX L channels, the input of AUX R channels, AUX video inputs, back-up video are defeated Enter, monitor video inputs, L channel exports, R channel exports, stress exports and video frequency output.
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| CN201621382067.7U CN206772314U (en) | 2016-12-16 | 2016-12-16 | A kind of embedded Android vehicle-mounted navigation audio system |
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| CN201621382067.7U CN206772314U (en) | 2016-12-16 | 2016-12-16 | A kind of embedded Android vehicle-mounted navigation audio system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109507701A (en) * | 2018-12-18 | 2019-03-22 | 扬州晶视科技发展有限公司 | A kind of embedded vehicle-mounted navigation audio system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109507701A (en) * | 2018-12-18 | 2019-03-22 | 扬州晶视科技发展有限公司 | A kind of embedded vehicle-mounted navigation audio system |
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