CN107564256A - A kind of vehicle audio RDS systems and software supervision method - Google Patents
A kind of vehicle audio RDS systems and software supervision method Download PDFInfo
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- CN107564256A CN107564256A CN201710689009.1A CN201710689009A CN107564256A CN 107564256 A CN107564256 A CN 107564256A CN 201710689009 A CN201710689009 A CN 201710689009A CN 107564256 A CN107564256 A CN 107564256A
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Abstract
The present invention relates to a kind of vehicle audio RDS systems, including RDS data processing modules and data disaply moudle, the RDS data processing modules include RDS signal input circuit, tuner unit, main control unit and the radio interface unit being sequentially connected, the data disaply moudle includes wireless resolution unit and the data processing being connected with wireless resolution unit and graphic software platform unit, and the radio interface unit establishes wireless connection with wireless resolution unit.Present invention also offers a kind of vehicle audio RDS software supervision methods.The present invention is improved RDS monitoring data transmission speed, is extended RDS software supervision transmission channels, meet more application scenarios by the wave point being multiplexed in existing car audio system；And RDS monitoring datas taxonomic revision and graphic software platform are also achieved, monitoring effect is simple, solves the problems, such as that monitoring data is unfavorable for checking because information is chaotic, substantially increases monitoring effect.
Description
Technical field
The present invention relates to RDS data to parse Transmission system, more particularly to a kind of vehicle audio RDS software supervision methods.
Background technology
RDS (radio data system) is Radio Data System, it is therefore an objective to provides display and control for the radio station of FM frequency ranges
Information processed.It is more commonly used RDS software supervision methods at present using serial ports output journal in car audio system, the party
Method employs single serial data passage, limits the application scenarios of data transmission rate and RDS software supervisions；Additionally, due to
Lack the classification to RDS data contents and graphic software platform, cause the information of RDS software supervisions chaotic, it is dull in content, reduce
The monitoring effects of RDS running statuses.
The content of the invention
In order to solve the above technical problems, The present invention provides a kind of vehicle audio RDS systems, including RDS data processings
Module and data disaply moudle, the RDS data processing modules include RDS signal input circuit, the tuner list being sequentially connected
Member, main control unit and radio interface unit, the data disaply moudle include wireless resolution unit and connected with wireless resolution unit
The data processing connect and graphic software platform unit, the radio interface unit establish wireless connection with wireless resolution unit.
Further, the RDS data processing modules also include the RDS data packetization units being connected with main control unit, institute
RDS data packetization units are stated to be used to readjust packing to the data structure of tuner unit resolves.
Further, the radio interface unit and wireless resolution unit are bluetooth unit or WIFI unit.
Further, I is passed through between the RDS signal input circuit and tuner unit2C buses or spi bus connection.
Present invention also offers a kind of vehicle audio RDS software supervision methods, this method is based on vehicle-mounted sound as described above
RDS systems are rung, are comprised the following steps：
S1, the RDS signal received parsed and handled；
S2, the data after parsing and processing are sent to data disaply moudle by radio interface unit.
Further, the step S1 is specifically included：
The RDS signal received is issued tuner unit by S11, RDS signal input circuit；
Data after parsing are issued main control unit by S12, tuner unit parsing RDS signal；
S13, main control unit receive the data after parsing and handle the data after parsing according to RDS data packetization units；
Further, it is described that data format after parsing is handled including for distinguishing RDS monitoring numbers according to RDS data packetization units
According to the ID of each functional module, the Sub-ID for the data content in mark module, the length for representing data content
Length, the D0D1D2Dn for placing specific data and the CS for verification.
Further, it is described according to RDS data packetization units handle parsing after data by ID, Sub-ID, Length,
D0D1D2Dn and CS order packing encapsulation.
Further, the ID includes Tool modules, POCW modules, Current Audio modules, Station List moulds
Block, Announce modules, Preset modules and Setting modules, corresponding with ID, the Sub-ID includes debugging and asserts letter
Breath, the notice of FM frequency ranges figure, radio present, site list, log history, Preset information, setting RDS operational factors.
Further, POCW mould of the data disaply moudle in the data received from RDS data processing modules
Block establishes FM frequency range figures.
The present invention has the wave point in car audio system by multiplexing, improves RDS monitoring data transmission speed,
RDS software supervision transmission channels are extended, meet more application scenarios；And also achieve RDS monitoring datas taxonomic revision and
Graphic software platform, monitoring effect is simple, solves the problems, such as that monitoring data is unfavorable for checking because information is chaotic, substantially increases
Monitoring effect.
Brief description of the drawings
Fig. 1 is the structural representation of vehicle audio RDS systems of the present invention；
Fig. 2 is RDS Data Transport Protocols form of the present invention；
Fig. 3 is that RDS data of the present invention classification and graphic software platform illustrate table.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention are more
Easily it is readily appreciated by one skilled in the art, so as to make apparent define to protection scope of the present invention.
Embodiment 1：
Vehicle audio RDS systems in the present embodiment are as shown in figure 1, including RDS data processing modules and data disaply moudle, institute
State RDS signal input circuit, tuner unit, main control unit and wave point that RDS data processing modules include being sequentially connected
Unit, the data disaply moudle include wireless resolution unit and the data processing being connected with wireless resolution unit and graphically shown
Show unit, the radio interface unit establishes wireless connection with wireless resolution unit.
Wherein RDS signal input circuit includes antenna, signal differential circuit etc., and tuner unit is responsible for the solution of RDS signal
Code, main control unit CPU pass through I2C or spi bus read RDS Block block number evidences.The present embodiment is except traditional serial ports mould
Outside passage of the block as RDS software supervisions, existing wireless module interface, such as bluetooth or WIFI etc. are multiplexed, passes through multiplexing
Wave point in existing car audio system, improves RDS monitoring data transmission speed, extends the transmission of RDS software supervisions
Passage, meet more application scenarios.
Embodiment 2：
Based on embodiment 1, in the present embodiment, the RDS data processing modules also include the RDS data being connected with main control unit
Packaged unit, the RDS data packetization units are used to readjust packing to the data structure of tuner unit resolves.
The present embodiment, to RDS monitoring data taxonomic revisions, solves monitoring data because of information by RDS data packetization units
It is chaotic and the problem of be unfavorable for checking.
Embodiment 3：
Based on Examples 1 and 2, in the present embodiment, the RDS data processing modules and data disaply moudle also pass through serial ports
Carry out data transmission, radio interface unit and wireless resolution unit are bluetooth unit or WIFI unit.Data disaply moudle can be
A part for mobile terminal, such as mobile phone, it can so greatly expand RDS application scenarios.
Embodiment 4：
A kind of vehicle audio RDS software supervision methods based on above-mentioned vehicle audio RDS systems are present embodiments provided, including
Following steps：
S1, the RDS signal received parsed and handled；
S2, the data after parsing and processing are sent to data disaply moudle by radio interface unit.
The present embodiment improves RDS monitoring data transmissions speed by the wave point being multiplexed in existing car audio system
Rate, RDS software supervision transmission channels are extended, meet more application scenarios.
Embodiment 5：
Based on embodiment 4, in the present embodiment, the step S1 is specifically included：
The RDS signal received is issued tuner unit by S11, RDS signal input circuit；
Data after parsing are issued main control unit by S12, tuner unit parsing RDS signal；
S13, main control unit receive the data after parsing and handle the data after parsing according to RDS data packetization units.
The present embodiment, to RDS monitoring data taxonomic revisions, solves monitoring data because of information by RDS data packetization units
It is chaotic and the problem of be unfavorable for checking.
Embodiment 6：
Reference picture 2, it is in the present embodiment, described that the data after parsing are handled according to RDS data packetization units based on embodiment 5
Form includes the ID of each functional module for distinguishing RDS monitoring datas, for the data content in mark module successively
Sub-ID, the Length of length for representing data content, the D0D1D2Dn for placing specific data and for verification
CS；Reference picture 2, unified encapsulated delivery is carried out to RDS monitoring datas according to the protocol format in Fig. 2.Reference picture 3, furtherly
How bright the application realizes classification and the graphic software platform of RDS monitoring datas.In figure 3, the first character of uniform protocol is passed through
ID is saved, for identifying each functional module of RDS monitoring datas；It is Tool modules by ID points, POCW (picture of
Current world) module, Current Audio modules, Station List modules, Announce modules, Preset moulds
Block, Setting modules, so as to provide a kind of implementation method of RDS monitoring datas classification.The function mould being related in the present embodiment
Block sort has following characteristics：
(1) whether Tool modules realize RDS debugging and assert information, normal beneficial to discovery RDS running statuses；
(2) POCW modules depict the whole band informations of RDS, beneficial to understanding ambient stations parameter information；
(3) Current Audio modules react the parameter information of radio present in real time；
(4) Station List form site list, are available for user fast to select to play；
(5) Announce modules log history is noticed；
(6) Preset modules directly display each preset information, such as frequency of radio station, quality etc.；
(7) Setting modules are used for the running status for setting RDS.
Finally, the information of the whole frequency ranges of RDS provided by POCW modules, so as to establish FM frequency range figures, realize
RDS data it is graphical, monitoring effect simple, intuitive, substantially increase monitoring effect.
Embodiments of the present invention are explained in detail above in conjunction with accompanying drawing, but the present invention is not limited to above-mentioned implementation
Mode, can also be on the premise of present inventive concept not be departed from those of ordinary skill in the art's possessed knowledge
Various changes can be made.
Claims (10)
1. a kind of vehicle audio RDS systems, it is characterised in that described including RDS data processing modules and data disaply moudle
RDS data processing modules include RDS signal input circuit, tuner unit, main control unit and the wave point list being sequentially connected
Member, the data disaply moudle include wireless resolution unit and the data processing being connected with wireless resolution unit and graphic software platform
Unit, the radio interface unit establish wireless connection with wireless resolution unit.
2. vehicle audio RDS systems according to claim 1, it is characterised in that the RDS data processing modules also wrap
The RDS data packetization units being connected with main control unit are included, the RDS data packetization units are used for tuner unit resolves
Data structure readjusts packing.
3. vehicle audio RDS systems according to claim 1, it is characterised in that the radio interface unit and wireless solution
It is bluetooth unit or WIFI unit to analyse unit.
4. vehicle audio RDS systems according to claim 1, it is characterised in that the RDS signal input circuit and tuning
Pass through I between device unit2C buses or spi bus connection.
A kind of 5. vehicle audio RDS software supervision methods, it is characterised in that the vehicle audio RDS software supervision methods are based on
Vehicle audio RDS systems as described in claim any one of 1-4, comprise the following steps：
S1, the RDS signal received parsed and handled；
S2, the data after parsing and processing are sent to data disaply moudle by radio interface unit.
6. vehicle audio RDS software supervision methods according to claim 5, it is characterised in that the step S1 is specifically wrapped
Include：
The RDS signal received is issued tuner unit by S11, RDS signal input circuit；
Data after parsing are issued main control unit by S12, tuner unit parsing RDS signal；
S13, main control unit receive the data after parsing and handle the data after parsing according to RDS data packetization units.
7. vehicle audio RDS software supervision methods according to claim 6, it is characterised in that described to be beaten according to RDS data
Data format after the parsing of bag cell processing includes the ID of each functional module for distinguishing RDS monitoring datas, for identifying
The Sub-ID of data content in module, the Length of length for representing data content, for placing specific data
The D0D1D2Dn and CS for verification.
8. vehicle audio RDS software supervision methods according to claim 7, it is characterised in that described to be beaten according to RDS data
Data after the parsing of bag cell processing are encapsulated by ID, Sub-ID, Length, D0D1D2Dn and CS order packing.
9. vehicle audio RDS software supervision methods according to claim 7, it is characterised in that the ID includes Tool moulds
Block, POCW modules, Current Audio modules, Station List modules, Announce modules, Preset modules and
Setting modules.
10. vehicle audio RDS software supervision methods according to claim 9, it is characterised in that the data disaply moudle
POCW modules in the data received from RDS data processing modules establish FM frequency range figures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710689009.1A CN107564256B (en) | 2017-08-13 | 2017-08-13 | Vehicle-mounted sound RDS system and software monitoring method |
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|---|---|---|---|
| CN201710689009.1A CN107564256B (en) | 2017-08-13 | 2017-08-13 | Vehicle-mounted sound RDS system and software monitoring method |
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| CN107564256B CN107564256B (en) | 2020-07-28 |
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| CN107564256B (en) | 2020-07-28 |
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