CN101620243A - Method and system for processing display data in digital oscilloscope - Google Patents
Method and system for processing display data in digital oscilloscope Download PDFInfo
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- CN101620243A CN101620243A CN 200910108937 CN200910108937A CN101620243A CN 101620243 A CN101620243 A CN 101620243A CN 200910108937 CN200910108937 CN 200910108937 CN 200910108937 A CN200910108937 A CN 200910108937A CN 101620243 A CN101620243 A CN 101620243A
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Abstract
The invention relates to a method for processing display data in a digital oscilloscope, which comprises the following steps: dividing data needing displaying into data needing updating seldom, and data needing updating frequently; storing data needing updating seldom in the data needing displaying into a first interval of a storage region and storing the data needing updating frequently in the data needing displaying into a second interval of the storage region; and merging data of corresponding addresses in the two storage intervals and sending the data into a display module for displaying. The invention also provides a system for processing display data in a digital oscilloscope. By adopting the method and the system, the digital oscilloscope can reduce reading and writing processing of the fixed data in the display data under the situation that the keying operation is absent, thereby saving a great deal of time for processing data and simplifying software compiling.
Description
[technical field]
The relevant a kind of digital oscilloscope of the present invention, particularly digital oscilloscope is handled the method and system of interface display part and waveform display part data.
[background technology]
The main flow process of digital oscilloscope is: data acquisition-＞data processing-＞the waveform demonstration.After digital oscilloscope collected simulating signal, the digital-to-analog in this digital oscilloscope (A/D) transducer became digital signal to analog signal conversion, is stored in then in the semiconductor memory; Again the content of storing in the storer is accessed during demonstration, revert to simulating signal by corresponding analog/digital (D/A) transducer and be presented on the oscillatron, perhaps reproduce waveform with the mode of dot matrix or line by LCD (hereinafter to be referred as LCD).
Digital oscilloscope is that a kind of real-time requires very high, the exigent instrument of refresh rate, and traditional digital oscilloscope need be handled all data that show, the efficient that causes the digital oscilloscope data presentation to be handled is lower.
[summary of the invention]
In view of this, be necessary at problem, a kind of method that can improve the efficient that the digital oscilloscope data presentation handles is provided.
In addition, also be necessary to provide a kind of system that can improve the efficient of digital oscilloscope data presentation processing.
A kind of method of processing display data in digital oscilloscope, this method comprises: will need data presented to be divided into seldom data updated and often data updated; To need in the data presented data updated seldom to be stored in first interval of memory block, will often need in the data presented data updated to be stored in second interval of memory block; Deliver in the display module after the data of the corresponding address between two memory blocks are merged in processor and show.
Preferably, described data updated seldom is the interface display partial data.
Preferably, described interface display partial data comprises menu data presented, cursor data presented.
Preferably, described frequent data updated is the data of waveform display part, and this waveform display part comprises waveform viewing area and the data display unit that need often refresh.Preferably, described processor is field programmable gate array or digital signal processor.
Preferably, described two parts data are sent demonstration again by depositing in after merging in the static random reservoir.
Preferably, described display module is a LCD.
A kind of system of processing display data in digital oscilloscope, this system comprises: buffer zone, this buffer zone are divided into being respectively applied between two buffer zones stores seldom data updated and often data updated; Data merge module, link to each other with described buffer zone the data merging of the corresponding address between two memory blocks; Data are kept in module, and temporary described data merge module and merge the data that obtain; And data disaply moudle, show described temporary data.
Preferably, described data updated seldom is the interface display partial data, and described frequent data updated is the data of waveform display part.
Preferably, described data merging module is field programmable gate array or digital signal processor.
By said method and system, fixed data was read and write processing during digital oscilloscope can reduce video data under not having the situation of button operation, thereby had saved the time of a lot of data processing, had also simplified writing of software.
[description of drawings]
Fig. 1 is the processing flow chart of traditional video data.
Fig. 2 is the processing flow chart of the video data of one embodiment of the invention.
Fig. 3 is the synoptic diagram of the video data disposal system of one embodiment of the invention.
[embodiment]
The demonstration of digital oscilloscope generally includes two parts: a part is the interface display part, comprises the demonstration of menu, the demonstration of cursor etc.; Another part is the waveform display part, the data division demonstration that this part comprises the waveform viewing area and need often refresh.In oscillograph when work,, (being in relatively dynamically) upgraded at any time in the waveform display part, and the number of times of interface display partial update less (being in static state relatively), and generally the menu display part seldom needs to upgrade under the situation of button operation not having.
Traditional digital oscilloscope is before the valid data frame of interface display part and waveform display part is sent to demonstration, at first to handle described two-part data, as shown in Figure 1, interface display and waveform video data 11 deposit the data of handling in then and send LCD 17 to show among the SRAM (static random reservoir) 15 again by Data Post, computing that DSP (digital signal processor) 13 reads collection.
For improving the efficient that the digital oscilloscope data presentation is handled, a kind of method that improves digital oscilloscope data presentation treatment effeciency has been proposed, this method comprises: will need data presented to be divided into seldom data updated and often data updated; To need in the data presented seldom that data updated (hereinafter to be referred as fixed data) is stored in first interval, often will needing in the data presented, data updated (hereinafter to be referred as dynamic data) is stored in second interval; Deliver in the display module after the data of the corresponding address between two memory blocks are merged in processor and show.
By said method, can under not having the situation of button operation, reduce to video data in fixed data read and write processing, thereby saved the time of a lot of data processing, also simplified writing of software.
Figure 2 shows that one embodiment of the present invention.Present embodiment propose to adopt two pages mode, and the interface display partial data is placed on wherein one page, and the data of waveform display part are placed on another page or leaf, and concrete steps are as follows:
S201: the interface display partial data is stored in first interval;
S203: with waveform display part data storage in second interval;
S211: merge interface display partial data and waveform display part data;
S221: the data after storage merges;
S231: video data.
Figure 3 shows that a kind of video data disposal system, this system can be used for realizing the treatment scheme of video data shown in Figure 2, and this system comprises that buffer zone 31, data merge module 33, the temporary module 35 of data and data disaply moudle 37.Buffer zone 31 is divided between two buffer zones: first interval 311, second interval 312, each interval all are that a screen shows required space.Data merge module 33 and link to each other with buffer zone 31, and the data that are stored in first interval 311 and second interval 312 are merged.Data merge module 33 and can be realized by FPGA (field programmable gate array) or DSP.The temporary module 35 of data merges module 33 with data and is connected the data that obtain with 33 merging of storage data merging module.The temporary module 35 of data can be realized by SRAM.Data disaply moudle 37 links to each other to show temporary data with the temporary module 35 of data, and the temporary module 37 of data can be realized by LCD.
During this video data disposal system work, the data that first interval 311 is used for storing display menu, cursor, the data that second interval 312 is used for storing display waveform, then with the data of the corresponding address between two memory blocks in data merge module 33 by computing merging such as " or " or " with ", deposit the temporary module 35 of data then in, send into data disaply moudle 37 at last and show.
Though when data disaply moudle 37 shows data merging in data merge module 33 of corresponding address of 311,312 li between two memory blocks is also needed certain hour, but this part time ratio all will will lack much the time that static data is read and write processing at every turn, just saved the time that repeats to brush screen in software processing part like this, also simplify writing of software, thereby improved the efficient that the digital oscilloscope data presentation is handled.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1, a kind of method of processing display data in digital oscilloscope, this method comprises: will need data presented to be divided into seldom data updated and often data updated; To need in the data presented data updated seldom to be stored in first interval of memory block, will often need in the data presented data updated to be stored in second interval of memory block; Deliver in the display module after the data of the corresponding address between two memory blocks are merged in processor and show.
2, the method for processing display data in digital oscilloscope according to claim 1 is characterized in that: described data updated seldom is the interface display partial data.
3, the method for processing display data in digital oscilloscope according to claim 2 is characterized in that: described interface display partial data comprises menu data presented, cursor data presented.
4, the method for processing display data in digital oscilloscope according to claim 1 and 2, it is characterized in that: described frequent data updated is the data of waveform display part, and this waveform display part comprises waveform viewing area and the data display unit that need often refresh.
5, the method for processing display data in digital oscilloscope according to claim 1 is characterized in that: described processor is field programmable gate array or digital signal processor.
6, the method for processing display data in digital oscilloscope according to claim 1 is characterized in that: described two parts data are sent demonstration again by depositing in after merging in the static random reservoir.
7, the method for processing display data in digital oscilloscope according to claim 1 is characterized in that: described display module is a LCD.
8, a kind of system of processing display data in digital oscilloscope, this system comprises:
Buffer zone, this buffer zone are divided into being respectively applied between two buffer zones stores seldom data updated and often data updated;
Data merge module, link to each other with described buffer zone the data merging of the corresponding address between two memory blocks;
Data are kept in module, and temporary described data merge module and merge the data that obtain; And
Data disaply moudle shows described temporary data.
9, the system of processing display data in digital oscilloscope according to claim 1 is characterized in that: described data updated seldom is the interface display partial data, and described frequent data updated is the data of waveform display part.
10, the system of processing display data in digital oscilloscope according to claim 1 is characterized in that: it is field programmable gate array or digital signal processor that described data merge module.
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| CN 200910108937 CN101620243B (en) | 2009-07-21 | 2009-07-21 | Method and system for processing display data in digital oscilloscope |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915864A (en) * | 2010-07-09 | 2010-12-15 | 苏州瀚瑞微电子有限公司 | Vector oscilloscope device |
| CN102116783A (en) * | 2010-12-31 | 2011-07-06 | 北京普源精电科技有限公司 | Waveform display method |
| CN102565478A (en) * | 2010-12-30 | 2012-07-11 | 鸿富锦精密工业（深圳）有限公司 | Oscilloscope data processing system and method |
| CN102798745A (en) * | 2012-06-13 | 2012-11-28 | 郑州麦科信电子技术有限公司 | Design method of menu control system of digital oscilloscope |
| CN106324312A (en) * | 2016-08-03 | 2017-01-11 | 深圳市鼎阳科技有限公司 | Method for oscilloscope to rapidly and precisely read data in vertical direction and oscilloscope |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0631143A3 (en) * | 1993-06-28 | 1995-09-13 | Hitachi Electronics | Digital oscilloscope with flat panel colour display. |
| CN200982986Y (en) * | 2006-08-23 | 2007-11-28 | 王悦 | A digital oscillograph |
| CN101131403B (en) * | 2006-08-23 | 2011-06-08 | 王悦 | Digital oscillograph and its waveshape displaying method |
-
2009
- 2009-07-21 CN CN 200910108937 patent/CN101620243B/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915864A (en) * | 2010-07-09 | 2010-12-15 | 苏州瀚瑞微电子有限公司 | Vector oscilloscope device |
| CN101915864B (en) * | 2010-07-09 | 2012-12-26 | 苏州瀚瑞微电子有限公司 | Vector oscilloscope device |
| CN102565478A (en) * | 2010-12-30 | 2012-07-11 | 鸿富锦精密工业（深圳）有限公司 | Oscilloscope data processing system and method |
| CN102116783A (en) * | 2010-12-31 | 2011-07-06 | 北京普源精电科技有限公司 | Waveform display method |
| CN102116783B (en) * | 2010-12-31 | 2013-05-29 | 北京普源精电科技有限公司 | Waveform display method |
| CN102798745A (en) * | 2012-06-13 | 2012-11-28 | 郑州麦科信电子技术有限公司 | Design method of menu control system of digital oscilloscope |
| CN106324312A (en) * | 2016-08-03 | 2017-01-11 | 深圳市鼎阳科技有限公司 | Method for oscilloscope to rapidly and precisely read data in vertical direction and oscilloscope |
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| CN101620243B (en) | 2013-02-06 |
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Address after: 518000 Guangdong Province, Baoan District, Baoan District, Xin'an Street, Xingdong Community, 68 District, Antongda Industrial Factory Area, 4 factories, 3 floors, 5 office buildings, 1-3 floors Patentee after: Shenzhen dingyang Technology Co., Ltd Address before: 518055, building 8, building 5, Tong Lang Industrial Area, Shenzhen,, Guangdong, Nanshan District Patentee before: Shenzhen Siglent Technologies Co., Ltd. |