CN101221525A - Testing and developing device of multimedia application processor - Google Patents
Testing and developing device of multimedia application processor Download PDFInfo
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- CN101221525A CN101221525A CNA2007100362479A CN200710036247A CN101221525A CN 101221525 A CN101221525 A CN 101221525A CN A2007100362479 A CNA2007100362479 A CN A2007100362479A CN 200710036247 A CN200710036247 A CN 200710036247A CN 101221525 A CN101221525 A CN 101221525A
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Abstract
The invention discloses a testing and developing device for a multimedia application processor, wherein, the multimedia application processor can be separated from various testing interfaces. The invention comprises the multimedia application processor waiting for test and interfaces used for test, wherein, the interfaces used for test are integrated on a test mainboard; the multimedia application processor waiting for test, a dynamic RAM, a flash memory, an universal asynchronous series communication interface, a combined test action group, a phase lock loop and mode settings are integrated on a test daughter board which is connected with the test mainboard through a high density socket. Because the testing interfaces and the multimedia application processor waiting for test are respectively arranged on the test mainboard and the test daughter board and plentiful testing interfaces are provided simultaneously, not only a verification and test platform of the multimedia application processor is provided but also user selection is convenient, and significant convenience is provided for later development of users.
Description
Technical field
The present invention relates to a kind of apparatus for testing chip, the proving installation that particularly a kind of multimedia application is handled.
Background technology
Chip design is a new industry, and various in recent years new products constantly come out, and directly design also occurs in a large number with the new company that uses chip, and design will inevitably bring chip checking and test problem with using the chip new product.Develop the actual input application during this period of time from chip, the test period of chip is consuming time the longest, also needs to take maximum manpowers.The cycle that how to shorten chip testing is that chip design company is concerned about most.
In various chips, multimedia application processor is a kind of feature richness, and interface is more, and widely used kind can be used for carrying out in the multiple electronic product processing, coding, decoding and the processing again of video and voice signal.When a multimedia application processor emerged, the Test Engineer need carry out full test to it, and subsequent development slip-stick artist need understand its performance performance in the different application occasion, and this just needs cover perfect in shape and function chip testing/development platform easy to use.
In the prior art, multimedia application processor test development platform all is to make an incorporate test board, comprising multimedia application processor, also comprises various interface, all is fixed on the same test board.This design, the scope of application is smaller, can only test at a certain certain chip, can't test the multimedia application processor of same kind; And this integrated design also can't be satisfied the multifarious requirement of client development, because the interface of multimedia application processor periphery limits on the plate, if the user wants to use other peripheral components to do application scheme, must redesign peripheral circuit and printed circuit board (PCB), influence development progress, increase cost of development.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of testing and developing device of multimedia application processor, and wherein multimedia application processor can separate with all kinds of test interfaces.
For solving the problems of the technologies described above, a kind of testing and developing device of multimedia application processor of the present invention comprises multimedia application processor to be tested and the interface that is used to test, and comprises testing host, and the described interface that is used to test is integrated in testing host; Comprise the test daughter board, integrated multimedia application processor to be tested, dynamic RAM, flash memory, universal asynchronous serial communication interface, combined testing action group, phase-locked loop, pattern setting on the test daughter board; On testing host and the test daughter board corresponding connectivity port is set, during test development, testing host is connected by the connectivity port with the test daughter board.
The described interface that is used for testing comprises a kind of as lower interface at least: video measurement interface, audio-frequency test interface, storage card test interface, communication test interface, control and debugging test port.
Use highly dense socket to connect between described test daughter board and the described testing host.
The present invention since with test interface and treat multimedia application processor be placed in testing host and the test daughter board on, abundant test interface is provided simultaneously, the checking and the test platform of multimedia application processor both were provided, have been convenient to the user again and select, and very big convenience was provided for user's later development.
Description of drawings
Fig. 1 is a testing host and the annexation block diagram of testing daughter board in the one embodiment of the invention;
Fig. 2 is that the present invention tests multimedia application processor and the annexation synoptic diagram that is integrated in the parts on the test daughter board in the daughter board.
Embodiment
The present invention is further detailed explanation below in conjunction with accompanying drawing.
The present invention has abandoned of the prior art one board-like design on the structure of development platform, be not that multimedia application processor to be tested and various test interface are integrated on the same test board, but adopts rhythmo structure, is divided into test daughter board and testing host.With the minimum system layout of multimedia application processor the piece layer number higher, on the less daughter board of area, as shown in Figure 2; It is lower that peripheral interface then is distributed in the piece layer number, and on the bigger mainboard of area, as shown in Figure 1, the test daughter board has used highly dense socket to be connected between the two with testing host.Design can increase the dirigibility of development platform greatly like this, and testing host and test daughter board be arbitrary combination each other; If wherein problem has appearred in testing host or test daughter board, also can change at any time; Simultaneously, multimedia application processor subsystem or test daughter board that testing host can also connect the different user design also can be connected on the peripheral interface platform of different user design, as long as guarantee that both annexations are corresponding.
The preferred embodiments of the present invention as depicted in figs. 1 and 2, the Z228 multimedia application processor that designs for Shanghai Jade Technologies Co., Ltd. of multimedia application processor wherein.Integrated multimedia application processor to be tested, dynamic RAM (SDRAM), flash memory (Flash), universal asynchronous serial communication interface (RS232), combined testing action group (JTAG), phase-locked loop (PLL), pattern setting (Mode Setting) on the test daughter board.
This embodiment provides abundant interface: the interface of video aspect has lcd color display interface (CLCD), liquid crystal module interface (LMI), the radio and television video output/input interface of BT-R656 standard, camera input interface.Wherein, lcd color display interface (CLCD) interface and liquid crystal module interface (LMI) interface have connect (320*240) module of corresponding LCDs module (LCD) respectively, simultaneously the CLCD interface uses complicated programmable logic module (CPLD) (XC9572) to do the distribution of signal, the LCD module can be connect, the signal or the TV signal of video graphics array (VGA) can be converted to by digital to analog converter (DAC), be convenient to the user and be used for different design proposals in the future, also be beneficial to the abundant of debugging method.The BT-R656 interface has added television encoder (TV Encoder) chip and television decoder (TV Decoder chip), can realize the input and output of TV signal.
Audio interface has AC97 and I2S interface, connect audio codec (codec) chip of respective protocol respectively, supported the input and output of audio frequency, can lug machine or audio amplifier, simultaneously also reserved optical fiber interface onboard, be convenient to the user and select to use in the scheme later on.
Memory card interface comprises secure data storage card (SD card) interface, compact flash (CF card) interface, smart card (Smart card) interface, is convenient to the user and is used for different application schemes in the future.
Communication, control and debugging interface have universal asynchronous serial communication interface (UART), USB (universal serial bus) (USB) interface, general I/O (GPIO) interface, combined testing action group (JTAG), internal integrate circuit bus I2C mouth, make the debugging method variation, various with PC or miscellaneous equipment communication approach, the leeway that the user selects in scheme is also big.
It should be noted that the attachable interface that is used for testing is not limited to the mentioned interface of embodiment in the device provided by the present invention, the interface of all similar functions that has now or may occur from now on all can insert device provided by the present invention in a suitable manner.And described multimedia application processor also is not limited to the Z228 multimedia application processor of Shanghai Jade Technologies Co., Ltd.'s design, in fact device provided by the present invention can be applicable to all kinds of multimedia application processors of appearance at present, and the also available device provided by the present invention of the multimedia application processor with similar functions that may occur from now on carries out test development.
Each functional module among the present invention can make up or break flexibly, is beneficial to debugging work and can walks abreast and carry out, and improves debugging efficiency, has shortened the cycle of debugging greatly, and the flexible combination of functional module can form various design proposal simultaneously.
The present invention can be the user a large and complete hardware platform is provided, the user is the software of exploitation oneself on this platform very easily, can shorten the cycle of exploitation greatly, the user can cut out top hardware capability module according to the demand of oneself simultaneously, form different design proposals, for example smart mobile phone scheme, portable multimedia broadcasting are put equipment (PMP) scheme, network monitoring video camera scheme, Web TV scheme etc.
The present invention can be both as a kind of general test platform, can test the multimedia application processor of same kind different manufacturers, different model, can be used as the platform of user's later development again, multimedia processor can dispose different peripheral circuits, forms the different application scheme of user.
Claims (14)
1. a testing and developing device of multimedia application processor comprises multimedia application processor to be tested and the interface that is used to test, and it is characterized in that:
Comprise testing host, the described interface that is used to test is integrated in testing host;
Comprise the test daughter board, integrated multimedia application processor to be tested, dynamic RAM, flash memory, universal asynchronous serial communication interface, combined testing action group, phase-locked loop, pattern setting on the test daughter board;
On testing host and the test daughter board corresponding connectivity port is set, during test development, testing host is connected by the connectivity port with the test daughter board.
2. testing and developing device of multimedia application processor according to claim 1, it is characterized in that the described interface that is used for testing comprises a kind of as lower interface at least: video measurement interface, audio-frequency test interface, storage card test interface, communication test interface, control and debugging test port.
3. testing and developing device of multimedia application processor according to claim 2, it is characterized in that described video measurement interface comprises a kind of as in the lower interface at least: the radio and television video output/input interface of lcd color display interface, liquid crystal module interface, BT-R656 standard, camera input interface.
4. testing and developing device of multimedia application processor according to claim 3 is characterized in that, described lcd color display interface connects the LCDs module.
5. testing and developing device of multimedia application processor according to claim 4 is characterized in that, described lcd color display interface uses complicated programmable logic module to carry out signal allocation.
6. testing and developing device of multimedia application processor according to claim 3 is characterized in that, the radio and television video output/input interface of described BT-R656 standard also connects television encoder chip and television decoder chip.
7. testing and developing device of multimedia application processor according to claim 2 is characterized in that, described audio-frequency test interface comprises a kind of as in the lower interface at least: AC97 interface, I2S interface, optical fiber audio interface.
8. testing and developing device of multimedia application processor according to claim 7 is characterized in that described AC97 interface also connects the audio codec of respective protocol.
9. testing and developing device of multimedia application processor according to claim 7 is characterized in that described I2S interface also connects the audio codec of respective protocol.
10. testing and developing device of multimedia application processor according to claim 2 is characterized in that, described memory card interface comprises a kind of as in the lower interface at least: secure data storage card, compact flash card, intelligent card interface.
11. testing and developing device of multimedia application processor according to claim 2, it is characterized in that described communication test interface comprises a kind of as in the lower interface at least: universal asynchronous serial communication interface, USB (universal serial bus), general input/output interface.
12. testing and developing device of multimedia application processor according to claim 2 is characterized in that, the quantity of described polyphone communication interface is 4.
13. testing and developing device of multimedia application processor according to claim 2, it is characterized in that described control and debugging test interface comprise a kind of as in the lower interface at least: universal asynchronous serial communication interface, combined testing action group, internal integrate circuit bus I2C mouth.
14. testing and developing device of multimedia application processor according to claim 1 is characterized in that, uses highly dense socket to connect between described test daughter board and the described testing host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100362479A CN101221525A (en) | 2007-01-08 | 2007-01-08 | Testing and developing device of multimedia application processor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100362479A CN101221525A (en) | 2007-01-08 | 2007-01-08 | Testing and developing device of multimedia application processor |
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| CN101221525A true CN101221525A (en) | 2008-07-16 |
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| CNA2007100362479A Pending CN101221525A (en) | 2007-01-08 | 2007-01-08 | Testing and developing device of multimedia application processor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981093A (en) * | 2012-11-16 | 2013-03-20 | 许继集团有限公司 | Test system for central processing unit (CPU) module |
| CN109801671A (en) * | 2018-12-19 | 2019-05-24 | 珠海妙存科技有限公司 | The memorizer test device and method of compatible eMMC agreement and SD agreement |
| CN113905227A (en) * | 2021-10-18 | 2022-01-07 | 中国科学院长春光学精密机械与物理研究所 | Video processing chip aging device and method based on daisy chain |
-
2007
- 2007-01-08 CN CNA2007100362479A patent/CN101221525A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981093A (en) * | 2012-11-16 | 2013-03-20 | 许继集团有限公司 | Test system for central processing unit (CPU) module |
| CN102981093B (en) * | 2012-11-16 | 2015-01-14 | 许继集团有限公司 | Test system for central processing unit (CPU) module |
| CN109801671A (en) * | 2018-12-19 | 2019-05-24 | 珠海妙存科技有限公司 | The memorizer test device and method of compatible eMMC agreement and SD agreement |
| CN113905227A (en) * | 2021-10-18 | 2022-01-07 | 中国科学院长春光学精密机械与物理研究所 | Video processing chip aging device and method based on daisy chain |
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Owner name: KUNSHAN JADE MICRO-ELECTRONICS CO., LTD. Free format text: FORMER OWNER: SHANGHAI JADE TECHNOLOGIES CO., LTD. Effective date: 20100819 |
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Free format text: CORRECT: ADDRESS; FROM: 201203 BUILDING 16, NO. 115, LANE 572, BIBO ROAD, ZHANGJIANG HIGH-TECH PARKZONE, PUDONG NEW DISTRICT, SHANGHAI CITY TO: 215311 TOWER ABCD, 12/F, HOUSE SOUTH, KUNSHANPU EAST SOFTWARE PARK, BACHENG TOWN, KUNSHAN CITY, JIANGSU PROVINCE |
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Effective date of registration: 20100819 Address after: A ABCD 12 layer 215311 in Jiangsu province Kunshan City, the Palestinian town of Kunshan Pudong Software Park South Applicant after: Shanghai Jade Technologies Co., Ltd. Address before: 201203, No. 16, building 572, Lane 115, blue wave road, Zhangjiang hi tech park, Shanghai, Pudong New Area Applicant before: Shanghai Jiede Microelectronic Co., Ltd. |
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Open date: 20080716 |