CN103067823A - Standardized multi-media personal audio frequency apparatus - Google Patents

Standardized multi-media personal audio frequency apparatus Download PDF

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Publication number
CN103067823A
CN103067823A CN2012105634292A CN201210563429A CN103067823A CN 103067823 A CN103067823 A CN 103067823A CN 2012105634292 A CN2012105634292 A CN 2012105634292A CN 201210563429 A CN201210563429 A CN 201210563429A CN 103067823 A CN103067823 A CN 103067823A
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CN
China
Prior art keywords
pin
function
card slot
sound effect
card inserting
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CN2012105634292A
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Chinese (zh)
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CN103067823B (en
Inventor
李进保
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Qingdao Goertek Acoustic Technology Co Ltd
Qingdao Goertek Co Ltd
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Qingdao Goertek Co Ltd
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Priority to CN201210563429.2A priority Critical patent/CN103067823B/en
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Abstract

The invention discloses standardized multi-media personal audio frequency apparatus and belongs to the technical field of audio frequency electronic products. The standardized multi-media personal audio frequency apparatus comprises a card inserting type mainboard, wherein a central processing unit (CPU) chip and a power interface area are arranged on the mainboard, the mainboard further comprises a multi-way switch and analog-digital (AD) converting module, a digital audio signal input card inserting slot, a radio frequency (RF) sound source card inserting slot, a sound effect function card inserting slot and a power amplifier function card inserting slot, the multi-way switch and AD converting module, the digital audio signal input card inserting slot, the RF sound source card inserting slot, the sound effect function card inserting slot and the power amplifier function card inserting slot are all in electric connection with the CPU chip, the multi-way switch and AD converting module is connected with an analog audio signal input interface, the RF sound source card inserting slot, the digital audio signal input card inserting slot and the sound effect function card inserting slot, the sound effect function card inserting slot is connected with the power amplifier function card inserting slot, and the power amplifier function card inserting slot is connected with an analog quantity power output interface. The standardized multi-media personal audio frequency apparatus is highly integrated and has multiple functions. Free combination or expansion upgrading is achievable for a consumer as needed. Standardized production can be achieved, resources are saved, and waste is reduced.

Description

Standardization multimedia personal audio device
Technical field
The present invention relates to the audio electronics product technical field, particularly a kind of standardization multimedia personal audio device.
Background technology
Audio frequency apparatus mainly is the general name to audio frequency input-output equipment.Multimedia audio equipment mainly comprises sound card, audio amplifier and power amplifier etc. at present, and from just can learning nominally of they, existing multimedia audio equipment is the independence design, and function is more single.But the develop rapidly along with electronic technology, the carrier of multimedia audio and the kind of transmission means are also more and more abundanter, can satisfy different consumers' appreciation demand, yet the multimedia audio equipment of existing function singleness can't satisfy different consumer demands at all, and the consumer can't be according to the hobby DIY(Do It Yourself of oneself) go out function and the acoustic personal multi-media audio frequency apparatus oneself wanted.
Existing audio frequency apparatus is function singleness not only, and can not carry out the expansion type upgrading, the consumer can't carry out on the basis of original audio frequency apparatus the expansion type upgrading, can only again buy new audio frequency apparatus, this has not only caused very large waste for the consumer, also cause serious waste to social resources, do not met the low-carbon (LC) life of present promotion, the life style of the minimizing wasting of resources.
Summary of the invention
Technical problem to be solved by this invention provides a kind of standardization multimedia personal audio device, the integrated height of this standardization multimedia personal audio device, the consumer can carry out the DIY combination according to individual's hobby and needs, can carry out standardized production, economize on resources, reduce waste.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of standardization multimedia personal audio device, comprise mainboard, described mainboard is provided with cpu chip and power interface district, described mainboard is the card insert type mainboard, also is provided with the multi-channel switch and the AD modular converter that are electrically connected with described cpu chip respectively on the described mainboard, the digital audio and video signals input card slot that is used for grafting digital audio and video signals input card, the RF source of sound card slot that is used for grafting RF source of sound card, be used for the sound effect function card slot of grafting sound effect function card and be used for the power amplifier function card slot of grafting power amplifier function card; The signal input part of described multi-channel switch and AD modular converter is connected with simulated audio signal input port, described RF source of sound card slot and digital audio and video signals input card slot, the signal output part of described multi-channel switch and AD modular converter connects described sound effect function card slot, described sound effect function card slot connects described power amplifier function card slot, and described power amplifier function card slot is connected with analog quantity power stage port.
As a kind of improvement, described digital audio and video signals input card slot, RF source of sound card slot, sound effect function card slot and power amplifier function card slot are equipped with at least one.
As further improvement, also be provided with on the described mainboard for the display module interface that connects display module, described display module interface connects described cpu chip.
As further improvement, also be provided with the multifunctional access oral region that is connected with described cpu chip on the described mainboard, described multifunctional access oral region is provided with input equipment port, PORT COM, output port of power source and is used for regulating display module control port backlight.
Wherein, described multifunctional access oral region is provided with following pin:
Pin Pin function Pin Pin function Pin Pin function
PIN1 CTRL1 PIN2 CTRL2 PIN3 CTRL3
PIN4 CTRL4 PIN5 CTRL5 PIN6 CTRL6
PIN7 DG PIN8 M-PIN1 PIN9 DG
PIN10 M-PIN2 PIN11 DG PIN12 M-PIN3
PIN13 DG PIN14 M-PIN4 PIN15 DG
PIN16 M-PIN5 PIN17 DG PIN18 M-PIN6
PIN19 DG PIN20 M-PIN7 PIN21 DG
PIN22 M-PIN8 PIN23 DG PIN24 M-PIN9
PIN25 DG PIN26 M-PIN10 PIN27 DG
PIN28 M-PIN11 PIN29 +V PIN30 DG
PIN31 DG PIN32 SDA PIN33 DG
PIN34 SCL PIN35 DG ? ?
。
Wherein, described cpu chip is provided with following pin:
Pin Pin function Pin Pin function Pin Pin function
PIN1 STBY1 PIN2 STBY2 PIN3 STBY3
PIN4 STBY4 PIN5 STBY5 PIN6 STBY6
PIN7 STBY7 PIN8 STBY8 PIN9 STBY9
PIN10 +V PIN11 DG PIN12 CTRL1
PIN13 CTRL2 PIN14 CTRL3 PIN15 CTRL4
PIN16 CTRL5 PIN17 CTRL6 PIN18 DG
PIN19 M-PIN1 PIN20 DG PIN21 M-PIN2
PIN22 DG PIN23 M-PIN3 PIN24 DG
PIN25 M-PIN4 PIN26 DG PIN27 M-PIN5
PIN28 DG PIN29 M-PIN6 PIN30 DG
PIN31 M-PIN7 PIN32 DG PIN33 M-PIN8
PIN34 DG PIN35 M-PIN9 PIN36 DG
PIN37 M-PIN10 PIN38 DG PIN39 KEY-PIN1
PIN40 KEY-PIN2 PIN41 KEY-PIN3 PIN42 KEY-PIN4
PIN43 KEY-PIN5 PIN44 KEY-PIN6 PIN45 KEY-PIN7
PIN46 KEY-PIN8 PIN47 KEY-PIN9 PIN48 DG
PIN49 IR PIN50 DG PIN51 DG
PIN52 DG PIN53 RESET PIN54 DG
PIN55 NC PIN56 NC PIN57 NC
PIN58 NC PIN59 NC PIN60 NC
PIN61 NC PIN62 NC PIN63 NC
PIN64 NC PIN65 NC PIN66 NC
PIN67 NC PIN68 NC PIN69 NC
PIN70 NC PIN71 NC PIN72 NC
PIN73 NC PIN74 NC PIN75 DG
PIN76 SDA PIN77 DG PIN78 SCL
PIN79 DG PIN80 DET-[E-DADC] PIN81 DET-[E-AAC]
PIN82 DET-[E-AGC] ? ? ? ?
。
Wherein, described digital audio and video signals input card comprises the signal input card body suitable with described digital audio and video signals input card slot, and described signal input card body is provided with the following pin that is electrically connected with described digital audio and video signals input card slot:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 DG PIN3 SDA
PIN4 DG PIN5 SCL PIN6 DG
PIN7 DG PIN8 A-R PIN9 AG
PIN10 A-L PIN11 AG PIN12 SP/DIF
PIN13 DG ? ? ? ?
。
Wherein, described RF source of sound card comprises the RF card body suitable with described RF source of sound card slot, and described RF card body is provided with the following pin that is electrically connected with described RF source of sound card slot:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 DG PIN3 SDA
PIN4 DG PIN5 SCL PIN6 DG
PIN7 AG PIN8 A-R PIN9 AG
PIN10 A-L PIN11 AG ? ?
。
Wherein, described sound effect function card comprises the sound effect function card body suitable with described sound effect function card slot, and described sound effect function card body is provided with the following pin that is electrically connected with described sound effect function card slot:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 DG PIN3 DG
PIN4 SDA PIN5 DG PIN6 SCL
PIN7 DG PIN8 M-CLK PIN9 DG
PIN10 B-CLK PIN11 LR-CLK PIN12 DA1
PIN13 DG PIN14 DA2 PIN15 DG
PIN16 DA3 PIN17 DG PIN18 DA4
PIN19 DG PIN20 DA1-I PIN21 DG
PIN22 DA2-I PIN23 DG PIN24 DA3-I
PIN25 DG PIN26 DA4-I PIN27 DG
PIN28 SP/DIF PIN29 DG ? ?
。
Wherein, described power amplifier function card comprises the power amplification card body suitable with described power amplifier function card slot, and described power amplification card body is provided with the following pin that is electrically connected with described power amplifier function card slot:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 +V PIN3 PG
PIN4 PG PIN5 -V PIN6 -V
PIN7 SP+ PIN8 SP- PIN9 SP+
PIN10 SP- PIN11 DG PIN12 STBY
PIN13 DG PIN14 M-CLK PIN15 DG
PIN16 LR-CLK PIN17 B-CLK PIN18 DA1
PIN19 DG PIN20 DA2 PIN21 DG
。
Beneficial effect of the present invention is: standardization multimedia personal audio device of the present invention comprises the card insert type mainboard, mainboard is provided with cpu chip and the multi-channel switch that is electrically connected with cpu chip respectively and AD modular converter, be used for the digital audio and video signals input card slot of grafting digital audio and video signals input card, be used for grafting RF source of sound card RF source of sound card slot, be used for the sound effect function card slot of grafting sound effect function card and be used for the power amplifier function card slot of grafting power amplifier function card; The signal input part of multi-channel switch and AD modular converter is connected with simulated audio signal input port, RF source of sound card slot and digital audio and video signals input card slot, the signal output part of multi-channel switch and AD modular converter connects the sound effect function card slot, the sound effect function card slot connects power amplifier function card slot, and power amplifier function card slot is connected with the simulated power output port.Because the present invention has said structure, so that the present invention not only can receive simulated audio signal, can also receive digital audio and video signals and RF audio signal, the consumer can select by multi-channel switch according to the hobby of oneself; The sound effect function card can carry out the audio processing to the audio signal that input is come in simultaneously, and the audio signal after the power amplifier function card can be processed the sound effect function card be carried out power amplification output.Therefore the integrated height of the present invention, the consumer only need buy this equipment just can satisfy several functions and acoustic demand, can carry out the DIY combination according to individual's hobby and needs, and the present invention can carry out standardized production, economizes on resources, and reduces waste.
Because digital audio and video signals input card slot, RF source of sound card slot, sound effect function card slot and power amplifier function card slot are equipped with at least one, the consumer can expand upgrading to the present invention at any time, for the consumer reduces expenses, further saved resource, reduced waste.
In sum, it is single that standardization multimedia personal audio device of the present invention has solved in the prior art multimedia audio functions of the equipments, can not expand the technical problem of upgrading.The integrated height of standardization multimedia personal audio device of the present invention, complete function, the consumer can arbitrarily make up according to the needs of oneself or expand upgrading, and can carry out standardized production, economizes on resources, and cuts the waste.
Description of drawings
Fig. 1 is the structural representation of the mainboard of standardization multimedia personal audio device of the present invention;
Fig. 2 is the pin figure of the digital audio and video signals input card of standardization multimedia personal audio device of the present invention;
Fig. 3 is the pin figure of the RF source of sound card of standardization multimedia personal audio device of the present invention;
Fig. 4 is the pin figure of the sound effect function card of standardization multimedia personal audio device of the present invention;
Fig. 5 is the pin figure of the power amplifier function card of standardization multimedia personal audio device of the present invention;
Fig. 6 is the pin figure of the cpu chip of standardization multimedia personal audio device of the present invention;
Fig. 7 is the pin figure of the display module of standardization multimedia personal audio device of the present invention;
Fig. 8 is the pin figure of the versatile interface one of standardization multimedia personal audio device of the present invention;
Fig. 9 is the pin figure of the versatile interface two of standardization multimedia personal audio device of the present invention;
Figure 10 is the pin figure of the versatile interface three of standardization multimedia personal audio device of the present invention;
Figure 11 is the pin figure of the versatile interface four of standardization multimedia personal audio device of the present invention;
Figure 12 is the pin figure of the power interface one of standardization multimedia personal audio device of the present invention;
Figure 13 is the pin figure of the power interface two of standardization multimedia personal audio device of the present invention;
Figure 14 is the pin figure of the power interface three of standardization multimedia personal audio device of the present invention;
Among the figure: 1, mainboard, 2, cpu chip, 3, the power interface district, 41, power amplifier function card slot, 42, the power amplifier function card, 421, power amplification card body, 5, the multifunctional access oral region, 61, the sound effect function card slot, 62, the sound effect function card, 621, sound effect function card body, 7, multi-channel switch and AD modular converter, 81, digital audio and video signals input card slot, 82, the digital audio and video signals input card, 821, signal input card body, 91, RF source of sound card slot, 92, RF source of sound card, 921, RF card body, 10, analog quantity power stage port, 11, the simulated audio signal input port, 12, the display module interface, 13, jumper zone, 14, the digital signal input end mouth.
Embodiment
Below in conjunction with drawings and Examples, further set forth the present invention.
As shown in Figure 1, a kind of standardization multimedia personal audio device, comprise mainboard 1, mainboard 1 is provided with cpu chip 2 and power interface district 3, mainboard 1 is the card insert type mainboard, also is provided with the multi-channel switch and the AD modular converter 7 that are electrically connected with cpu chip 2 respectively on the mainboard 1, the digital audio and video signals input card slot 81 that is used for grafting digital audio and video signals input card 82, the RF(RadioFrequency that is used for grafting RF source of sound card 92) source of sound card slot 91, be used for the sound effect function card slot 61 of grafting sound effect function card 62 and be used for the power amplifier function card slot 41 of grafting power amplifier function card 42; The signal input part of multi-channel switch and AD modular converter 7 is connected with simulated audio signal input port 11, RF source of sound card slot 91 and digital audio and video signals input card slot 81, the signal output part of multi-channel switch and AD modular converter 7 connects sound effect function card slot 61, sound effect function card slot 61 connects power amplifier function card slot 41, and power amplifier function card slot 41 is connected with analog quantity power stage port 10.Because the present invention has said structure, so that the present invention not only can receive simulated audio signal, can also receive digital audio and video signals and RF audio signal, the consumer can select by multi-channel switch according to the hobby of oneself; Sound effect function card 62 can carry out the audio processing to the audio signal that input is come in simultaneously, and the audio signal after power amplifier function card 42 can be processed the sound effect function card be carried out power amplification output.Therefore the integrated height of the present invention, the consumer only need buy this equipment just can satisfy several functions and acoustic demand, can carry out the DIY combination according to individual's hobby and needs, and the present invention can carry out standardized production, economizes on resources, and reduces waste.
Mainboard 1 is provided with two digital audio and video signals input card slots 81, six RF source of sound card slots 91, four sound effect function card slots 61 and five power amplifier function card slots 41 in the present embodiment, the consumer can carry out the expansion upgrading of hardware and software at any time to the present invention, but software upgrading direct-on-line upgrading, for the consumer reduces expenses, further save resource, reduced waste.
Shown in Fig. 1 and Fig. 7 are common, also be provided with on the mainboard 1 for the display module interface 12 that connects display module, display module interface 12 connects cpu chips 2.Display module can adopt LED(Light EmittingDiode) display screen, LCD(Liquid Crystal Display) display screen, VFD(Vacuum Fluore scentDisplay) display screen or TFT(Thin Film Transistor) LCDs, display module is provided with following pin:
Pin Pin function Pin Pin function Pin Pin function
PIN1 CTRL1 PIN2 CTRL2 PIN3 CTRL3
PIN4 CTRL4 PIN5 CTRL5 PIN6 CTRL6
PIN7 DG PIN8 M-PIN1 PIN9 DG
PIN10 M-PIN2 PIN11 DG PIN12 M-PIN3
PIN13 DG PIN14 M-PIN4 PIN15 DG
PIN16 M-PIN5 PIN17 DG PIN18 M-PIN6
PIN19 DG PIN20 M-PIN7 PIN21 DG
PIN22 M-PIN8 PIN23 DG PIN24 M-PIN9
PIN25 DG PIN26 M-PIN10 PIN27 DG
PIN28 M-PIN11 PIN29 DG PIN30 SDA
PIN31 DG PIN32 SCL PIN33 DG
。
Shown in Fig. 1, Fig. 8, Fig. 9, Figure 10 and Figure 11 are common, also be provided with the multifunctional access oral region 5 that is connected with cpu chip 2 on the mainboard 1, multifunctional access oral region 5 is provided with the input equipment ports such as keyboard, knob and infrared remote control equipment, serial and the PORT COM such as parallel, and output port of power source and be used for regulating display module control port backlight.
The multifunctional access oral region is provided with following pin:
Pin Pin function Pin Pin function Pin Pin function
PIN1 CTRL1 PIN2 CTRL2 PIN3 CTRL3
PIN4 CTRL4 PIN5 CTRL5 PIN6 CTRL6
PIN7 DG PIN8 M-PIN1 PIN9 DG
PIN10 M-PIN2 PIN11 DG PIN12 M-PIN3
PIN13 DG PIN14 M-PIN4 PIN15 DG
PIN16 M-PIN5 PIN17 DG PIN18 M-PIN6
PIN19 DG PIN20 M-PIN7 PIN21 DG
PIN22 M-PIN8 PIN23 DG PIN24 M-PIN9
PIN25 DG PIN26 M-PIN10 PIN27 DG
PIN28 M-PIN11 PIN29 +V PIN30 DG
PIN31 DG PIN32 SDA PIN33 DG
PIN34 SCL PIN35 DG ? ?
。
Shown in Fig. 1 and Fig. 6 were common, cpu chip 2 was provided with following pin:
Pin Pin function Pin Pin function Pin Pin function
PIN1 STBY1 PIN2 STBY2 PIN3 STBY3
PIN4 STBY4 PIN5 STBY5 PIN6 STBY6
PIN7 STBY7 PIN8 STBY8 PIN9 STBY9
PIN10 +V PIN11 DG PIN12 CTRL1
PIN13 CTRL2 PIN14 CTRL3 PIN15 CTRL4
PIN16 CTRL5 PIN17 CTRL6 PIN18 DG
PIN19 M-PIN1 PIN20 DG PIN21 M-PIN2
PIN22 DG PIN23 M-PIN3 PIN24 DG
PIN25 M-PIN4 PIN26 DG PIN27 M-PIN5
PIN28 DG PIN29 M-PIN6 PIN30 DG
PIN31 M-PIN7 PIN32 DG PIN33 M-PIN8
PIN34 DG PIN35 M-PIN9 PIN36 DG
PIN37 M-PIN10 PIN38 DG PIN39 KEY-PIN1
PIN40 KEY-PIN2 PIN41 KEYPIN3 PIN42 KEY-PIN4
PIN43 KEY-PIN5 PIN44 KEY-PIN6 PIN45 KEY-PIN7
PIN46 KEY-PIN8 PIN47 KEY-PIN9 PIN48 DG
PIN49 IR PIN50 DG PIN51 DG
PIN52 DG PIN53 RESET PIN54 DG
PIN55 NC PIN56 NC PIN57 NC
PIN58 NC PIN59 NC PIN60 NC
PIN61 NC PIN62 NC PIN63 NC
PIN64 NC PIN65 NC PIN66 NC
PIN67 NC PIN68 NC PIN69 NC
PIN70 NC PIN71 NC PIN72 NC
PIN73 NC PIN74 NC PIN75 DG
PIN76 SDA PIN77 DG PIN78 SCL
PIN79 DG PIN80 DET-[E-DADC] PIN81 DET-[E-AAC]
PIN82 DET-[E-AGC] ? ? ? ?
。
Shown in Fig. 1 and Fig. 2 are common, digital audio and video signals input card slot 81 connects digital signal input port 14, can be used for receiving the digital audio and video signals such as coaxial input, optical fiber input, USB input and SD card (Secure Digital Memory Card) input by digital signal input end mouth 14 digital audio and video signals input cards 82, comprise the signal input card body 821 suitable with digital audio and video signals input card slot 81, signal input card body 821 is provided with the following pin that is electrically connected with digital audio and video signals input card slot 81:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 DG PIN3 SDA
PIN4 DG PIN5 SCL PIN6 DG
PIN7 DG PIN8 A-R PIN9 AG
PIN10 A-L PIN11 AG PIN12 SP/DIF
PIN13 DG ? ? ? ?
。
Shown in Fig. 1 and Fig. 3 are common, RF source of sound card 92 is used for receiving FM/AM(FrequencyModulation/Amplitude Modulation), BT(Bluetooth), WI-FI(wirelessfidelity), RDS(Radio Data System) and DAB(Digital Audio Broadca sting) etc. audio signal, comprise the RF card body 921 suitable with RF source of sound card slot 91, RF card body 921 is provided with the following pin that is electrically connected with RF source of sound card slot 91:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 DG PIN3 SDA
PIN4 DG PIN5 SCL PIN6 DG
PIN7 AG PIN8 A-R PIN9 AG
PIN10 A-L PIN11 AG ? ?
。
Shown in Fig. 1 and Fig. 4 are common, sound effect function card 62 can become Audio Signal Processing Doby audio, DTS(Digital Theatre System), THX(Tomlinson Holman Experiment), SRS(SoundRetrieval System) and 2.1ch 4.1ch 5.1ch the acoustics such as 7.1ch, comprise the sound effect function card body 621 suitable with sound effect function card slot 61, sound effect function card body 621 is provided with the following pin that is electrically connected with sound effect function card slot 61:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 DG PIN3 DG
PIN4 SDA PIN5 DG PIN6 SCL
PIN7 DG PIN8 M-CLK PIN9 DG
PIN10 B-CLK PIN11 LR-CLK PIN12 DA1
PIN13 DG PIN14 DA2 PIN15 DG
PIN16 DA3 PIN17 DG PIN18 DA4
PIN19 DG PIN20 DA1-I PIN21 DG
PIN22 DA2-I PIN23 DG PIN24 DA3-I
PIN25 DG PIN26 DA4-I PIN27 DG
PIN28 SP/DIF PIN29 DG ? ?
。
Shown in Fig. 1 and Fig. 5 are common, power amplifier function card 42 is used for that ultra-weak electronic signal is amplified to drive loud speaker and sounds, comprise the power amplification card body 421 suitable with power amplifier function card slot 41, power amplification card body 421 is provided with the following pin that is electrically connected with power amplifier function card slot 41:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 +V PIN3 PG
PIN4 PG PIN5 -V PIN6 -V
PIN7 SP+ PIN8 SP- PIN9 SP+
PIN10 SP- PIN11 DG PIN12 STBY
PIN13 DG PIN14 M-CLK PIN15 DG
PIN16 LR-CLK PIN17 B-CLK PIN18 DA1
PIN19 DG PIN20 DA2 PIN21 DG
。
Shown in Fig. 1, Figure 12, Figure 13 and Figure 14 were common, power interface district 3 was provided with following pin:
Pin Pin function Pin Pin function Pin Pin function
PIN1 +V PIN2 +V PIN3 PG
PIN4 PG PIN5 -V PIN6 -V
PIN7 +12V PIN8 PG PIN9 -12V
PIN1 +5V PIN2 DG ? ?
。
Also be provided with jumper zone 13 on the mainboard 1.
The pin of above-mentioned cpu chip 2 and each plug-in card is described as follows table:
Pin function Function declaration Pin function Function declaration
STBY Standby signal DG Digitally
CTRL Control signal M-PIN Multi-functional reserved pin
KEY-PIN The keyboard pin IR Infrared remote control
RESET Reset NC Reserve
SDA Serial data SCL Serial clock
DET-[E-DADC] Survey pin DET-[E-AAC] Survey pin
DET-[E-AGC] Survey pin A-R Right analog quantity
A-L Left analog quantity AG Simulation ground
SP/DIF The standard digital form PG Power Groud
SP+ Balance output SP- Balance output
M-CLK Master clock LR-CLK Left and right sides clock
B-CLK Bit clock DA Data
DA-I The data input ? ?
。
Operation principle of the present invention: mainboard 1 of the present invention and each plug-in card are standardized designs, when the consumer wants to carry out function upgrading or expands upgrading, only need to buy interior the getting final product of associated socket that corresponding function plug-in card is inserted in mainboard 1, the again line upgrading of the software of each function card.The consumer can be by multicircuit switch at analogue audio frequency, the audio signal that selection will be listened in digital audio and the RF audio frequency, the audio signal of the audio signal that multi-channel switch and AD modular converter 7 are inputted simulated audio signal input port 11,82 inputs of digital audio and video signals input card or the audio signal transmission of RF source of sound card are to sound effect function card 62, be transferred to power amplifier function card 42 after the acoustics that sound effect function card 62 becomes the consumer to want mutually Audio Signal Processing, power amplifier function card 42 is exported to audio amplifier after audio signal is amplified.
The present invention is not limited to above-mentioned concrete execution mode, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done all drop within protection scope of the present invention.

Claims (10)

1. standardization multimedia personal audio device, comprise mainboard, described mainboard is provided with cpu chip and power interface district, it is characterized in that: described mainboard is the card insert type mainboard, also be provided with the multi-channel switch that is electrically connected with described cpu chip respectively and AD modular converter on the described mainboard, be used for grafting digital audio and video signals input card digital audio and video signals input card slot, be used for grafting RF source of sound card RF source of sound card slot, be used for the sound effect function card slot of grafting sound effect function card and be used for the power amplifier function card slot of grafting power amplifier function card; The signal input part of described multi-channel switch and AD modular converter is connected with simulated audio signal input port, described RF source of sound card slot and digital audio and video signals input card slot, the signal output part of described multi-channel switch and AD modular converter connects described sound effect function card slot, described sound effect function card slot connects described power amplifier function card slot, and described power amplifier function card slot is connected with analog quantity power stage port.
2. standardization multimedia personal audio device according to claim 1, it is characterized in that: described digital audio and video signals input card slot, RF source of sound card slot, sound effect function card slot and power amplifier function card slot are equipped with at least one.
3. standardization multimedia personal audio device according to claim 1 and 2 is characterized in that: also be provided with on the described mainboard for the display module interface that connects display module, described display module interface connects described cpu chip.
4. standardization multimedia personal audio device according to claim 3, it is characterized in that: also be provided with the multifunctional access oral region that is connected with described cpu chip on the described mainboard, described multifunctional access oral region is provided with input equipment port, PORT COM, output port of power source and is used for regulating display module control port backlight.
5. standardization multimedia personal audio device according to claim 4, it is characterized in that: described multifunctional access oral region is provided with following pin:
Pin Pin function Pin Pin function Pin Pin function PIN1 CTRL1 PIN2 CTRL2 PIN3 CTRL3 PIN4 CTRL4 PIN5 CTRL5 PIN6 CTRL6 PIN7 DG PIN8 M-PIN1 PIN9 DG PIN10 M-PIN2 PIN11 DG PIN12 M-PIN3 PIN13 DG PIN14 M-PIN4 PIN15 DG
PIN16 M-PIN5 PIN17 DG PIN18 M-PIN6 PIN19 DG PIN20 M-PIN7 PIN21 DG PIN22 M-PIN8 PIN23 DG PIN24 M-PIN9 PIN25 DG PIN26 M-PIN10 PIN27 DG PIN28 M-PIN11 PIN29 +V PIN30 DG PIN31 DG PIN32 SDA PIN33 DG PIN34 SCL PIN35 DG ? ?
。
6. standardization multimedia personal audio device according to claim 3, it is characterized in that: described cpu chip is provided with following pin:
Pin Pin function Pin Pin function Pin Pin function PIN1 STBY1 PIN2 STBY2 PIN3 STBY3 PIN4 STBY4 PIN5 STBY5 PIN6 STBY6 PIN7 STBY7 PIN8 STBY8 PIN9 STBY9 PIN10 +V PIN11 DG PIN12 CTRL1 PIN13 CTRL2 PIN14 CTRL3 PIN15 CTRL4 PIN16 CTRL5 PIN17 CTRL6 PIN18 DG PIN19 M-PIN1 PIN20 DG PIN21 M-PIN2 PIN22 DG PIN23 M-PIN3 PIN24 DG PIN25 M-PIN4 PIN26 DG PIN27 M-PIN5 PIN28 DG PIN29 M-PIN6 PIN30 DG PIN31 M-PIN7 PIN32 DG PIN33 M-PIN8 PIN34 DG PIN35 M-PIN9 PIN36 DG PIN37 M-PIN10 PIN38 DG PIN39 KEY-PIN1 PIN40 KEY-PIN2 PIN41 KEY-PIN3 PIN42 KEY-PIN4 PIN43 KEY-PIN5 PIN44 KEY-PIN6 PIN45 KEY-PIN7 PIN46 KEY-PIN8 PIN47 KEYPIN9 PIN48 DG PIN49 IR PIN50 DG PIN51 DG
PIN52 DG PIN53 RESET PIN54 DG PIN55 NC PIN56 NC PIN57 NC PIN58 NC PIN59 NC PIN60 NC PIN61 NC PIN62 NC PIN63 NC PIN64 NC PIN65 NC PIN66 NC PIN67 NC PIN68 NC PIN69 NC PIN70 NC PIN71 NC PIN72 NC PIN73 NC PIN74 NC PIN75 DG PIN76 SDA PIN77 DG PIN78 SCL PIN79 DG PIN80 DET-[E-DADC] PIN81 DET-[E-AAC] PIN82 DET-[E-AGC] ? ? ? ?
。
7. standardization multimedia personal audio device according to claim 3, it is characterized in that: described digital audio and video signals input card comprises the signal input card body suitable with described digital audio and video signals input card slot, and described signal input card body is provided with the following pin that is electrically connected with described digital audio and video signals input card slot:
Pin Pin function Pin Pin function Pin Pin function PIN1 +V PIN2 DG PIN3 SDA PIN4 DG PIN5 SCL PIN6 DG PIN7 DG PIN8 A-R PIN9 AG PIN10 A-L PIN11 AG PIN12 SP/DIF PIN13 DG ? ? ? ?
。
8. standardization multimedia personal audio device according to claim 3, it is characterized in that: described RF source of sound card comprises the RF card body suitable with described RF source of sound card slot, and described RF card body is provided with the following pin that is electrically connected with described RF source of sound card slot:
Pin Pin function Pin Pin function Pin Pin function PIN1 +V PIN2 DG PIN3 SDA
PIN4 DG PIN5 SCL PIN6 DG PIN7 AG PIN8 A-R PIN9 AG PIN10 A-L PIN11 AG ? ?
。
9. standardization multimedia personal audio device according to claim 3, it is characterized in that: described sound effect function card comprises the sound effect function card body suitable with described sound effect function card slot, and described sound effect function card body is provided with the following pin that is electrically connected with described sound effect function card slot:
Pin Pin function Pin Pin function Pin Pin function PIN1 +V PIN2 DG PIN3 DG PIN4 SDA PIN5 DG PIN6 SCL PIN7 DG PIN8 M-CLK PIN9 DG PIN10 B-CLK PIN11 LR-CLK PIN12 DA1 PIN13 DG PIN14 DA2 PIN15 DG PIN16 DA3 PIN17 DG PIN18 DA4 PIN19 DG PIN20 DA1-I PIN21 DG PIN22 DA2-I PIN23 DG PIN24 DA3-I PIN25 DG PIN26 DA4-I PIN27 DG PIN28 SP/DIF PIN29 DG ? ?
。
10. standardization multimedia personal audio device according to claim 3, it is characterized in that: described power amplifier function card comprises the power amplification card body suitable with described power amplifier function card slot, and described power amplification card body is provided with the following pin that is electrically connected with described power amplifier function card slot:
Pin Pin function Pin Pin function Pin Pin function PIN1 +V PIN2 +V PIN3 PG PIN4 PG PIN5 -V PIN6 V PIN7 SP+ PIN8 SP- PIN9 SP+ PIN10 SP- PIN11 DG PIN12 STBY
PIN13 DG PIN14 M-CLK PIN15 DG PIN16 LR-CLK PIN17 B-CLK PIN18 DA1 PIN19 DG PIN20 DA2 PIN21 DG
。
CN201210563429.2A 2012-12-21 2012-12-21 standardized multimedia personal audio device Active CN103067823B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2508493Y (en) * 2001-11-28 2002-08-28 海信集团有限公司 TV set with multi-channel AV stereo switching playing function
CN1402532A (en) * 2001-08-20 2003-03-12 美国安达视频公司 Main board of TV set with bus structure and extension slot
CN101272640A (en) * 2007-03-19 2008-09-24 王朕 Multifunctional central sound equipment composition method
CN202996303U (en) * 2012-12-21 2013-06-12 青岛歌尔声学科技有限公司 Standardized multimedia personal audio device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1402532A (en) * 2001-08-20 2003-03-12 美国安达视频公司 Main board of TV set with bus structure and extension slot
CN2508493Y (en) * 2001-11-28 2002-08-28 海信集团有限公司 TV set with multi-channel AV stereo switching playing function
CN101272640A (en) * 2007-03-19 2008-09-24 王朕 Multifunctional central sound equipment composition method
CN202996303U (en) * 2012-12-21 2013-06-12 青岛歌尔声学科技有限公司 Standardized multimedia personal audio device

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