CN201207286Y - Multimedia equipment - Google Patents
Multimedia equipment Download PDFInfo
- Publication number
- CN201207286Y CN201207286Y CNU2008200942173U CN200820094217U CN201207286Y CN 201207286 Y CN201207286 Y CN 201207286Y CN U2008200942173 U CNU2008200942173 U CN U2008200942173U CN 200820094217 U CN200820094217 U CN 200820094217U CN 201207286 Y CN201207286 Y CN 201207286Y
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- CN
- China
- Prior art keywords
- master chip
- controller
- dvd
- control
- mcu
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- Expired - Fee Related
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Abstract
The utility model is suitable for a field of communication technique, providing a multimedia equipment, which comprises a DVD main chip and a sound box MCU, also comprises a controller connected with the DVD main chip and the sound box MCU, wherein the controller comprises a first control circuit that is connected with the DVD main chip and the sound box MCU, and also controls the information data interaction between the DVD main chip and the sound box MCU. In the multimedia equipment of the utility model, the controller is added to control the sound box MCU and also control the information data interaction between the sound box MCU and the DVD main chip, so as to realize the sound box control and communication correction, improve systematic stability of DVD, expand the function of sound box, thereby bringing great convenience.
Description
Technical field
The utility model belongs to communication technique field, relates in particular to a kind of multimedia equipment.
Background technology
In recent years, mini combination audio was popular gradually, by former CD combination audio, developed into the DVD combination audio, just indicated that also mini combination audio by audio area, strides into video field.
Several big function combinations of DVD is used same power supply in all-in-one, same display screen, same remote control receives, at present, main employing connects together the screen driving mouthful line of DVD and sound equipment, and remote control receives head and connects together, in the time of need carrying out function selecting, the power supply that the functional module of not selecting is closed in control switches, but after switching, originally the state of function is uncontrollable, and when powered-down, can produce problem such as noise, just start very slowly when functional module is returned in choosing original again; Having a kind of again is exactly to adopt an electronic switch, and the screen of DVD and sound equipment is driven a mouthful line switch, the alternative operation, remote control receives head and connects together, but in the mistake of switching becomes, causes screen to dodge easily, and mess code is lost phenomenons such as instruction.
The utility model content
The purpose of this utility model is to provide a kind of controller, is intended to solve the problem that DVD and combined acoustics in the prior art can't accomplish unified stable coordinated operation.
The utility model is achieved in that a kind of multimedia equipment, and it comprises DVD master chip and sound equipment MCU, and described multimedia equipment also comprises the controller that is connected with described DVD master chip and sound equipment MCU, and described controller comprises:
Be connected with described DVD master chip, sound equipment MCU, and control described DVD master chip and described sound equipment MCU carries out the mutual first control circuit of information data.
In the utility model, in multimedia equipment, by increasing by a controller sound equipment MCU is controlled, controlling sound equipment MCU and DVD master chip simultaneously, to carry out data message mutual, sound equipment control and communication error correction are finished in realization, improved the system stability of DVD, expanded the function of sound equipment, brought advantage to the user.
Description of drawings
Fig. 1 is the structured flowchart of the multimedia equipment that provides of the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
In the utility model, in multimedia equipment, by increasing by a controller to sound equipment micro-control unit (Micro Controller Unit, MCU) control, control simultaneously sound equipment MCU and digital video disk (Digital Video Disk, it is mutual that DVD) master chip carries out data message, sound equipment control and communication error correction are finished in realization, improved the system stability of DVD, expanded the function of sound equipment, brought advantage to the user.
Fig. 1 shows the structured flowchart of the multimedia equipment that the utility model provides, and only shows the part relevant with the utility model for convenience of explanation among the figure.
In the utility model, this multimedia equipment comprises sound equipment, DVD master chip and controller, this controller is connected with display screen, sound equipment, DVD master chip, this controller is the control center of sound equipment, and this controller carries out control operation or the steering order of DVD master chip is directly sent to sound equipment MCU handling to this sound equipment MCU according to the steering order of DVD master chip.
In the utility model, controller comprises first control circuit, second control circuit, display control circuit and communication error correction circuit, wherein:
First control circuit is connected with sound equipment MCU, DVD master chip respectively, and this first control circuit receives display message data and the instruction that this DVD master chip sends to sound equipment MCU, simultaneously, also will receive the instruction that sound equipment MCU sends to the DVD master chip.
Second control circuit is connected with DVD master chip, remote keying, and wherein second control circuit is connected by wireless mode with remote keying.
In this embodiment, when controller was in running order, the remote control that this second control circuit is controlled DVD received the instruction of a head reception infrared remote-controlled signal, and second control circuit also sends to the complete infrared remote control of DVD master chip with this infrared remote control instruction; When DVD is in running order, finish the reception of infrared remote-controlled signal instruction by the control of DVD master chip.
As an embodiment of the present utility model, this second control circuit can comprise two diodes that are connected between controller and the DVD master chip, the I/O mouth of this controller drags down, the IR mouth of DVD master chip does not receive the infrared remote-controlled signal instruction, and this controller can receive this infrared remote-controlled signal instruction, when DVD in running order, the IR mouth of DVD master chip receives the infrared remote-controlled signal instruction, at this moment, this controller does not receive this infrared remote-controlled signal instruction, and the signal instruction that this control needs is transmitted by the DVD master chip.
In the utility model, display control circuit is connected with display screen, DVD master chip respectively, and this display control circuit receives the display message data that the DVD master chip sends, and these display message data is sent to this display screen by the display screen driving shows.
In the utility model, this controller also comprises a communication error correction circuit, when receive that the DVD master chip sends follow the EDC error detect correction packet time, within a certain period of time, send a reply controller to the DVD master chip and be in the normal operating conditions data, when current controller was in off working state or error status, this communication error correction circuit did not carry out sending a reply of any director data, and the illness that has not attacked the vital organs of the human body controller is current to be in inoperative or to be in error status.
In the utility model, when receiving the display message data of DVD master chip transmission, the controller constant driving that these display message data is sent to display screen fully carries out the demonstration of display message data; When receiving the instruction of DVD master chip, controller is resolved and is carried out this instruction; When control receives the infrared remote-controlled signal instruction, also can adopt complete constant mode to be transmitted to the DVD master chip, also can should instruct by the self-defining data identification of controller.
In the utility model, in multimedia equipment, by increasing by a controller sound equipment MCU is controlled, controlling sound equipment MCU and DVD master chip simultaneously, to carry out data message mutual, information data demonstration, sound equipment control and communication error correction are finished in realization, improved the system stability of DVD, expanded the function of sound equipment, brought advantage to the user.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1, a kind of multimedia equipment, it comprises DVD master chip and sound equipment MCU, it is characterized in that, and described multimedia equipment also comprises the controller that is connected with described DVD master chip and sound equipment MCU, and described controller comprises:
Be connected with described DVD master chip, sound equipment MCU, and control described DVD master chip and described sound equipment MCU carries out the mutual first control circuit of information data.
2, multimedia equipment as claimed in claim 1 is characterized in that, described controller also comprises:
Be connected with remote keying, described DVD master chip, and control the second control circuit that described controller, described DVD master chip receive the telecommand of described remote keying.
3, multimedia equipment as claimed in claim 1 is characterized in that, described controller also comprises:
Be connected with the driving of display screen, and control the display control circuit of described display screen video data information.
4, multimedia equipment as claimed in claim 1 is characterized in that, described controller also comprises the communication error correction circuit, and described communication error correction circuit is connected with described DVD master chip.
5, multimedia equipment as claimed in claim 1 is characterized in that, described second control circuit comprises two diodes that are connected between controller and the DVD master chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200942173U CN201207286Y (en) | 2008-05-28 | 2008-05-28 | Multimedia equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200942173U CN201207286Y (en) | 2008-05-28 | 2008-05-28 | Multimedia equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201207286Y true CN201207286Y (en) | 2009-03-11 |
Family
ID=40466342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200942173U Expired - Fee Related CN201207286Y (en) | 2008-05-28 | 2008-05-28 | Multimedia equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201207286Y (en) |
-
2008
- 2008-05-28 CN CNU2008200942173U patent/CN201207286Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN MALATA EDUCATION ELECTRONICS CO., LTD. Free format text: FORMER OWNER: SHENZHEN SINO DIGITAL CO., LTD. Effective date: 20110901 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518040 SHENZHEN, GUANGDONG PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110901 Address after: 518000, Nanshan District science and Technology Park, Guangdong, Shenzhen province science and technology, Malata Road, building 26 Patentee after: Wanlida Group Co., Ltd. Address before: 518040 Guangdong city of Shenzhen province Baoan District Fuyong Huaide Chui Sea Industrial Park 6 building first floor Patentee before: Shenzhen SINO Digital Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090311 Termination date: 20160528 |