CN104021251A - PCB check method and device - Google Patents
PCB check method and device Download PDFInfo
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- CN104021251A CN104021251A CN201410255324.XA CN201410255324A CN104021251A CN 104021251 A CN104021251 A CN 104021251A CN 201410255324 A CN201410255324 A CN 201410255324A CN 104021251 A CN104021251 A CN 104021251A
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Abstract
The invention provides a PCB check method and device. The method includes the steps that packaging information of all parts on a PCB is acquired, wherein the packaging information contains packaging names and current versions of the parts on the PCB; the path of an assigned packaging base of the PCB is acquired; according to the acquired packaging names of the parts, the packaging base version corresponding to each part on the PCB is searched for in the packaging base; the current version and the packaging base version of each part on the PCB are compared respectively, so that the PCB is checked. Through the PCB check method and device, the accuracy of the versions of the parts of the PCB is guaranteed, operation is easy, and less time is consumed.
Description
Technical field
The present invention relates to printed circuit board (PCB) (PCB, Printed Circuit Board) design field, relate in particular to a kind of PCB inspection method and device.
Background technology
PCB is one of vitals of electronics industry, and almost every kind of electronic equipment, little of accutron, counter, large to computing machine, communication electronic device, military armament systems, as long as there are the electronic devices and components such as integrated circuit, for the electric interconnection between them, all to use PCB.
Along with scientific and technological develop rapidly, more and more higher to the design performance of PCB and functional requirement, so be difficult to by once designing and just can reach the requirement of design.The first PCB having designed need to pass through the checking in the various stages such as design verification, simulating, verifying, testing authentication, if after completing through various tests, when finding that some fall flats or some function go wrong, just need to carry out PCB and change plate design, or the change along with design or process requirements, for example reduce the size of panel computer (PAD), increase the size in internal layer Jin Bu district etc., also need to carry out PCB and change plate design.That is to say, conventionally, the PCB of ripe electronic product, often needs to change plate through PCB for several times and just can complete.
In the design of PCB, wiring has been the important step of product design.Cadence Allegro wiring design software is the design software the most generally using at present, Cadence Allegro system interconnection platform can be across integrated circuit, encapsulation and PCB collaborative design high performance interconnect, the collaborative design method of application platform, can optimize between I/O impact damper and across the system interconnect of integrated circuit, encapsulation and PCB.
In PCB correcting design, may there is inconsistent situation in the version of part, but, Cadence Allegro wiring design software cannot check that whether the current version of part in PCB is consistent with encapsulation storehouse version corresponding in appointment encapsulation storehouse, if exist the current version of part inconsistent with encapsulation storehouse version, and do not check out, may make PCB cannot realize the function that design needs.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of PCB inspection method and device, can guarantee the accuracy of part version in PCB, and simple to operate, consuming time few.
In order to reach the object of the invention, the invention provides a kind of printing board PCB inspection method, comprising: obtain the packaging information of the upper all parts of PCB, wherein, packaging information comprises encapsulation title and the current version of the part on PCB; Obtain the path in the encapsulation storehouse of PCB appointment; According to the encapsulation title of the part obtaining, in encapsulation storehouse, search the encapsulation storehouse version that on PCB, each part is corresponding; The current version and encapsulation storehouse version that compare respectively upper each part of PCB, to check PCB.
Further, the method also comprises and setting in advance for calling the function of Part Encapsulation information; The packaging information of obtaining the upper all parts of PCB comprises: by for calling the function of Part Encapsulation information, obtain the packaging information of the upper all parts of PCB.
Further, the method also comprise set in advance for call encapsulation path, storehouse function; The path that obtains the encapsulation storehouse of described PCB appointment comprises: by obtain the path in the encapsulation storehouse of PCB appointment for calling the function in encapsulation path, storehouse.
Further, the method also comprise set in advance for searching the cyclical function of part version; Searching upper encapsulation storehouse version corresponding to each part of PCB comprises: according to the encapsulation title in the packaging information of upper each part of the PCB obtaining, by for searching the cyclical function of part version, under the path in encapsulation storehouse, search respectively the encapsulation storehouse version that on PCB, all parts are corresponding.
Further, the method also comprises the function for comparison part version setting in advance; PCB is checked and comprised: by for the function of part version relatively, the current version of upper each part of more described PCB and encapsulation storehouse version, if the two is inconsistent, think to check and make mistakes, and indicates the inconsistent part of version on PCB; If the two is consistent, think to check and to pass through.
Further, the method also comprises and setting in advance for indicating the function of the inconsistent part of version; On PCB, indicating the inconsistent part of version comprises: by indicating the function of the inconsistent part of version, and the inconsistent part of highlighted version of display on described PCB, and show inconsistent number of spare parts, title and coordinate information.
The present invention also provides a kind of PCB testing fixture, comprising: the first acquisition module, and for obtaining the packaging information of the upper all parts of PCB, wherein, packaging information comprises encapsulation title and the current version of the part on described PCB; The second acquisition module, for obtaining the path in the encapsulation storehouse of PCB appointment; Search module, for according to the encapsulation title of the part of the first acquisition module acquisition, in the encapsulation storehouse obtaining at the second acquisition module, search the encapsulation storehouse version that on PCB, each part is corresponding; Comparison module, for the current version of upper each part of PCB that relatively the first acquisition module obtains respectively and the corresponding encapsulation storehouse version of searching module searches and arriving, so that PCB is checked.
Further, this PCB testing fixture sets in advance for calling the function of Part Encapsulation information; The first acquisition module specifically for, by the described function that calls Part Encapsulation information, obtain the packaging information of the upper all parts of described PCB.
Further, this PCB testing fixture sets in advance for calling the function in encapsulation path, storehouse; The second acquisition module specifically for, by described, for calling the function in encapsulation path, storehouse, obtain the path in the encapsulation storehouse of PCB appointment.
Further, PCB testing fixture sets in advance the cyclical function of searching part version for setting in advance; Search module specifically for, according to the encapsulation title in the packaging information of upper each part of the PCB obtaining, utilize for searching the cyclical function of part version, under the path in encapsulation storehouse, search respectively the encapsulation storehouse version that on PCB, all parts are corresponding.
Further, PCB testing fixture sets in advance for comparing the function of part version; Comparison module specifically for, by for the function of part version relatively, the current version of upper each part of PCB that relatively the first acquisition module obtains and the corresponding encapsulation storehouse version of searching module searches and arriving, if the two is inconsistent, think that inspection makes mistakes; If the two is consistent, think to check and to pass through.
Further, PCB testing fixture also comprises sign module, if made mistakes for checking, indicates the inconsistent part of version in described PCB.
Further, PCB testing fixture sets in advance for indicating the function of the inconsistent part of version; Indicate module specifically for, by indicating the function of the inconsistent part of version, the inconsistent part of highlighted version of display on PCB, and show inconsistent number of spare parts, title and coordinate information.
Compared with prior art, the present invention includes the packaging information of obtaining the upper all parts of PCB, wherein, packaging information comprises encapsulation title and the current version of the part on PCB; Obtain the path in the encapsulation storehouse of PCB appointment; According to the encapsulation title of the part obtaining, in encapsulation storehouse, search the encapsulation storehouse version that on PCB, each part is corresponding; The current version and encapsulation storehouse version that compare respectively upper each part of PCB, to check PCB.The present invention has guaranteed the accuracy of part version in PCB, and simple to operate, consuming time few.In addition, by indicate the inconsistent part of version on PCB, can find out exactly the inconsistent part of version, thereby greatly reduce the risk in correcting design.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of PCB inspection method of the present invention.
Fig. 2 is the structural representation of PCB testing fixture of the present invention.
Embodiment
Below with reference to embodiment shown in the drawings, describe the present invention.
Fig. 1 is the schematic flow sheet of PCB inspection method of the present invention, as shown in Figure 1, comprises the steps:
Step 11, obtain the packaging information of the upper all parts of PCB, wherein, packaging information comprises encapsulation title and the current version of the part on PCB.
The inspection of the present invention to PCB, can be used Cadence Allegro wiring design software and Cadence AXLSKILL development language to design.Particularly, use the SKILL of Cadence AXLSKILL development language to design program, and this SKILL is designed program and is loaded in Cadence Allegro wiring design software, for User Defined application, can write out the function of realizing appellative function, such as in the present invention, user can set in advance for calling the function of Part Encapsulation information, for calling the function in encapsulation path, storehouse, for searching the cyclical function of part version and for the function of part version relatively, further can also set in advance for indicating function of the inconsistent part of version etc.
It should be noted that; skill designs program and is existing one and can carries out self-defining designing program; in the present invention skill is designed program and is loaded in wiring software; set out the function of realizing appellative function; to carry out the inspection of PCB part version, here, the setting of function belongs to those skilled in the art's conventional techniques means; the protection domain that its specific implementation is not intended to limit the present invention, repeats no more here.
In this step, by set in advance for calling the function of Part Encapsulation information, can obtain the packaging information of the upper all parts of PCB, packaging information comprises encapsulation title and the current version of the part on PCB.
Step 12, obtain the path in the encapsulation storehouse of PCB appointment.
In this step, by the function that encapsulates path, storehouse for calling setting in advance, obtain the path in the encapsulation storehouse of PCB appointment.
Step 13, according to the encapsulation title of the part obtaining, in encapsulation storehouse, search the encapsulation storehouse version that on PCB, each part is corresponding.
In this step, according to the encapsulation title in the packaging information of upper each part of the PCB obtaining, utilize set in advance for searching the cyclical function of part version, under the path in encapsulation storehouse, search respectively the encapsulation storehouse version that on PCB, all parts are corresponding.
Step 14, the current version that compares respectively upper each part of PCB and encapsulation storehouse version, to check PCB;
In this step, by set in advance for the function of part version relatively, the relatively current version of upper each part of PCB and encapsulation storehouse version, if the two is inconsistent, think to check and make mistakes, and indicates the inconsistent part of version on PCB; If the two is consistent, think to check and to pass through.
Wherein on PCB, indicate the inconsistent part of version, be specially, on PCB, the inconsistent part of version is highlighted by the function of the inconsistent part of sign version, and show inconsistent number of spare parts, title and coordinate information.
In one embodiment of this invention, step 13～15 can be after searching the corresponding encapsulation storehouse version of whole parts, carry out the comparison of current version and the encapsulation storehouse version of whole parts, if both are inconsistent, on PCB, indicate the inconsistent part of version.In another embodiment of the present invention, step 13～15 can be to search the encapsulation storehouse version that a part is corresponding, carry out the comparison of current version and the encapsulation storehouse version of this part, if both are consistent, carry out the inspection of next part, if both are inconsistent, on PCB, indicate the inspection of carrying out next part after this part.Certainly, based on the embodiment of the present invention, for those of ordinary skills, also may there is other flow process in searching, compare and indicating of part version, repeat no more here.
PCB inspection method of the present invention comprises the packaging information of obtaining the upper all parts of PCB, and wherein, packaging information comprises encapsulation title and the current version of the part on PCB; Obtain the path in the encapsulation storehouse of PCB appointment; According to the encapsulation title of the part obtaining, in encapsulation storehouse, search the encapsulation storehouse version that on PCB, each part is corresponding; The current version and encapsulation storehouse version that compare respectively upper each part of PCB, to check PCB.PCB inspection method of the present invention has been guaranteed the accuracy of part version in PCB, and simple to operate, consuming time few.In addition, by indicate the inconsistent part of version on PCB, can find out exactly the inconsistent part of version, thereby greatly reduce the risk in correcting design.
Fig. 2 is the structural representation of embodiment of the present invention PCB testing fixture, as shown in Figure 2, specifically comprises:
The first acquisition module 21, for obtaining the packaging information of the upper all parts of PCB, wherein, packaging information comprises encapsulation title and the current version of the part on PCB.
The inspection of the present invention to PCB, can be used Cadence Allegro wiring design software and Cadence AXLSKILL development language to design.Particularly, use the SKILL of Cadence AXLSKILL development language to design program, and this SKILL is designed program and is loaded in Cadence Allegro wiring design software, for User Defined application, can write out the function of realizing appellative function, such as in the present invention, user can set in advance for calling the function of Part Encapsulation information, for calling the function in encapsulation path, storehouse, for searching the cyclical function of part version and for the function of part version relatively, further can also set in advance for indicating function of the inconsistent part of version etc.
It should be noted that; skill designs program and is existing one and can carries out self-defining designing program; in the present invention skill is designed program and is loaded in wiring software; set out the function of realizing appellative function; to carry out the inspection of PCB part version, here, the setting of function belongs to those skilled in the art's conventional techniques means; the protection domain that its specific implementation is not intended to limit the present invention, repeats no more here.
The first acquisition module 21 specifically for, by calling the function of Part Encapsulation information, can obtain the packaging information of the upper all parts of PCB, packaging information comprises encapsulation title and the current version of the part on PCB.
The second acquisition module 22, for obtaining the path in the encapsulation storehouse of PCB appointment.
The second acquisition module 22 specifically for, by calling the function in encapsulation path, storehouse, obtain the path in the encapsulation storehouse of PCB appointment.
Search module 23, for according to the encapsulation title of the part of the first acquisition module 21 acquisitions, in the encapsulation storehouse obtaining at the second acquisition module 22, search the encapsulation storehouse version that on PCB, each part is corresponding.
Search module 23 specifically for, encapsulation title in the packaging information of upper each part of PCB obtaining according to the first acquisition module 21, by searching the cyclical function of part version, in the encapsulation storehouse obtaining at the second acquisition module 22, search respectively the encapsulation storehouse version that on PCB, all parts are corresponding.
Comparison module 24, for the current version of upper each part of PCB that relatively the first acquisition module 21 obtains respectively and the corresponding encapsulation storehouse version of searching module 23 and finding, so that PCB is checked.
Comparison module 24 specifically for, by the function for comparison part version, the current version of upper each part of more described the first acquisition module obtains respectively PCB with described in search the corresponding encapsulation storehouse version that module searches arrives, if the two is inconsistent, think that inspection makes mistakes; If the two is consistent, think to check and to pass through.
Indicate module 25, if made mistakes for checking, on PCB, indicate the inconsistent part of version.
Indicate module 25 specifically for, on PCB, the inconsistent part of version is highlighted by indicating the function of the inconsistent part of version, and show inconsistent quantity, title and coordinate information.
PCB testing fixture of the present invention comprises the first acquisition module, and for obtaining the first acquisition module of the packaging information of the upper all parts of PCB, wherein, packaging information comprises encapsulation title and the current version of the part on PCB; The second acquisition module, for obtaining the path in the encapsulation storehouse of PCB appointment; Search module, for according to the encapsulation title of the part obtaining, in encapsulation storehouse, search the encapsulation storehouse version that on PCB, each part is corresponding; Comparison module, for comparing respectively the current version and encapsulation storehouse version of upper each part of PCB, so that PCB is checked.PCB testing fixture of the present invention has been guaranteed the accuracy of part version in PCB, and simple to operate, consuming time few.In addition, by indicating module, on PCB, indicate the inconsistent part of version, can find out exactly the inconsistent part of version, thereby greatly reduce the risk in correcting design.
The computing board mainboard of take is below example, and the application embodiment of the present invention is carried out PCB inspection.On this computing board mainboard, have 7050 parts, user starts execution PCB scrutiny program.Program is obtained the function that calls Part Encapsulation information the packaging information of all parts of this mainboard, and wherein packaging information comprises encapsulation title and the current version of the part on this mainboard.The function that calls encapsulation path, storehouse obtains the path in the encapsulation storehouse of this mainboard appointment.According to the encapsulation title of the part obtaining, utilize cyclical function encapsulation storehouse version corresponding to each part on this mainboard in encapsulation storehouse, by the function of part version relatively, carry out the comparison of current version with the encapsulation storehouse version of part.In this process, program can progress displaying state, for example 18/7050, representing has 7050 parts on mainboard, has carried out the version comparison of 18 parts.After having checked, on this mainboard, there is an inconsistent part of version, program is highlighted on this mainboard by this part by the function of the inconsistent part of sign version, and shows the title of this part, the version on mainboard, the version in encapsulation storehouse and the coordinate information of part.
For 7050 parts of this mainboard, check that mainboard is about consuming time needs 5-10 minute.In the prior art, Cadence Allegro cannot check current version and the encapsulation storehouse version of the upper part of PCB, but needs more new diagram, but only upgrade the time that schematic diagram imports, just needs about 30 minutes.By this instantiation, can find out, employing the present invention can guarantee the accuracy of part version, and simple to operate, consuming time few.
Be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should make instructions as a whole, technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Listed a series of detailed description is above only illustrating for feasibility embodiment of the present invention; they are not for limiting the scope of the invention, all disengaging within equivalent embodiment that skill spirit of the present invention does or change all should be included in protection scope of the present invention.
Claims (13)
1. a printing board PCB inspection method, is characterized in that, comprising:
The packaging information of obtaining the upper all parts of PCB, wherein, described packaging information comprises encapsulation title and the current version of the part on PCB;
Obtain the path in the encapsulation storehouse of PCB appointment;
According to the encapsulation title of the part obtaining, in described encapsulation storehouse, search the encapsulation storehouse version that on PCB, each part is corresponding;
The current version and encapsulation storehouse version that compare respectively upper each part of PCB, to check PCB.
2. PCB inspection method according to claim 1, is characterized in that: set in advance for calling the function of Part Encapsulation information; The packaging information of the upper all parts of the described PCB of obtaining comprises:
By described, for calling the function of Part Encapsulation information, obtain the packaging information of the upper all parts of described PCB.
3. PCB inspection method according to claim 1, is characterized in that: set in advance for calling the function in encapsulation path, storehouse; The described path that obtains the encapsulation storehouse of described PCB appointment comprises:
By the described path that obtains the encapsulation storehouse of PCB appointment for calling the function in encapsulation path, storehouse.
4. PCB inspection method according to claim 1, is characterized in that: set in advance for searching the cyclical function of part version; Upper encapsulation storehouse version corresponding to each part of the described PCB of searching comprises:
According to the encapsulation title in the packaging information of upper each part of the PCB of described acquisition, by described, for searching the cyclical function of part version, under the path in encapsulation storehouse, search respectively the encapsulation storehouse version that on PCB, all parts are corresponding.
5. PCB inspection method according to claim 1, is characterized in that, the function for comparison part version setting in advance; Described PCB checked and comprised:
By described, for comparing the function of part version, the current version of upper each part of more described PCB and encapsulation storehouse version, if the two is inconsistent, think that inspection makes mistakes, and indicates the inconsistent part of version on PCB;
If the two is consistent, think to check and to pass through.
6. PCB inspection method according to claim 5, is characterized in that, sets in advance for indicating the function of the inconsistent part of version; The described inconsistent part of version that indicates on PCB comprises:
By the function of the inconsistent part of described sign version, the inconsistent part of the described version of highlighted demonstration on described PCB, and show described inconsistent number of spare parts, title and coordinate information.
7. a PCB testing fixture, is characterized in that, comprising:
The first acquisition module, for obtaining the packaging information of the upper all parts of described PCB, wherein, described packaging information comprises encapsulation title and the current version of the part on described PCB;
The second acquisition module, for obtaining the path in the encapsulation storehouse of described PCB appointment;
Search module, for according to the encapsulation title of the part of described the first acquisition module acquisition, in the encapsulation storehouse obtaining at described the second acquisition module, search the encapsulation storehouse version that on described PCB, each part is corresponding;
Comparison module, for the current version of upper each part of PCB that more described the first acquisition module obtains respectively with described in search the corresponding encapsulation storehouse version that module searches arrives, so that PCB is checked.
8. PCB testing fixture as claimed in claim 7, is characterized in that: described PCB testing fixture sets in advance for calling the function of Part Encapsulation information;
Described the first acquisition module specifically for, by the described function that calls Part Encapsulation information, obtain the packaging information of the upper all parts of described PCB.
9. PCB testing fixture as claimed in claim 7, is characterized in that: described PCB testing fixture sets in advance for calling the function in encapsulation path, storehouse;
Described the second acquisition module specifically for, by described, for calling the function in encapsulation path, storehouse, obtain the path in the encapsulation storehouse of PCB appointment.
10. PCB testing fixture as claimed in claim 7, is characterized in that: described PCB testing fixture sets in advance the cyclical function of searching part version for setting in advance;
Described search module specifically for, according to the encapsulation title in the packaging information of upper each part of the PCB of described acquisition, described in utilizing, for searching the cyclical function of part version, under the path in encapsulation storehouse, search respectively the encapsulation storehouse version that on PCB, all parts are corresponding.
11. PCB testing fixtures as claimed in claim 7, is characterized in that: described PCB testing fixture sets in advance for comparing the function of part version;
Described comparison module specifically for, by the described function for comparison part version, the current version of upper each part of PCB that more described the first acquisition module obtains with described in search the corresponding encapsulation storehouse version that module searches arrives, if the two is inconsistent, think that inspection makes mistakes; If the two is consistent, think to check and to pass through.
12. PCB testing fixtures as claimed in claim 11, is characterized in that: described PCB testing fixture also comprises sign module, if made mistakes for checking, indicate the inconsistent part of version in described PCB.
13. PCB testing fixtures as claimed in claim 12, is characterized in that: described PCB testing fixture sets in advance for indicating the function of the inconsistent part of version;
Described sign module specifically for, by the function of the inconsistent part of described sign version, the inconsistent part of the described version of highlighted demonstration on described PCB, and show described inconsistent number of spare parts, title and coordinate information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410255324.XA CN104021251B (en) | 2014-06-10 | 2014-06-10 | A kind of PCB inspection methods and device |
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| CN201410255324.XA CN104021251B (en) | 2014-06-10 | 2014-06-10 | A kind of PCB inspection methods and device |
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| CN104021251A true CN104021251A (en) | 2014-09-03 |
| CN104021251B CN104021251B (en) | 2018-01-09 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106649325A (en) * | 2015-10-29 | 2017-05-10 | 北京国双科技有限公司 | Recognition method and device for wrongly-written characters in website |
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| CN105717256B (en) * | 2016-02-02 | 2019-07-26 | 浪潮(北京)电子信息产业有限公司 | A kind of method and device of the state for the via hole detecting wave-soldering region |
| CN106202777A (en) * | 2016-07-20 | 2016-12-07 | 浪潮集团有限公司 | A kind of method that encapsulation checked on PCB is the most correct |
| CN108829907A (en) * | 2018-04-11 | 2018-11-16 | 上海望友信息科技有限公司 | Method and system, storage medium and terminal based on EDA encapsulation library creation steel mesh library |
| CN109657359A (en) * | 2018-12-21 | 2019-04-19 | 郑州云海信息技术有限公司 | The method and apparatus that identification encapsulation updates in a kind of PCB design |
| CN110427528A (en) * | 2019-07-31 | 2019-11-08 | 东莞记忆存储科技有限公司 | SSD identifier test method, device, computer equipment and storage medium |
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| Publication number | Publication date |
|---|---|
| CN104021251B (en) | 2018-01-09 |
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