CN108227256A - A kind of automatic method for burn-recording of liquid crystal display EDID - Google Patents
A kind of automatic method for burn-recording of liquid crystal display EDID Download PDFInfo
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- CN108227256A CN108227256A CN201810100453.XA CN201810100453A CN108227256A CN 108227256 A CN108227256 A CN 108227256A CN 201810100453 A CN201810100453 A CN 201810100453A CN 108227256 A CN108227256 A CN 108227256A
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- burning
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
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- Optics & Photonics (AREA)
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The present invention relates to a kind of automatic method for burn-recording of liquid crystal display EDID.By the way of burning twice, specifically：First time burning：Burning formula burning SN on PC；Second of burning：Burning formula on PC first reads the SN of first time burning, then updates EDID, finally carries out EDID burnings.The method of the present invention reduces manpower and erect-position, and raising efficiency reduces production cost, and recordable time shortens, and is safeguarded without manpower.
Description
Technical field
The present invention relates to a kind of automatic method for burn-recording of liquid crystal display EDID.
Background technology
Liquid crystal display EDID burning is necessary production process in production process of liquid crystal displays, due to being needed during burning
SN is updated, it is currently used method to carry out artificial reading code using reading code rifle.
The display of current function complexity is more and more, and interface at most recordable time is long, can occupy excessive manpower and station
Position, production cost are higher.The major defect of the process of liquid crystal display EDID burning now is as follows：
1st, then recordable time is long for the machine more than interface, and efficiency is low；Erect-position is more, and erect-position is safeguarded complicated；
2nd, it occupies excessive manpower and carries out EDID burnings.
Existing patent：A kind of liquid crystal display EDID method for burn-recording (patent No.：201610635602.3), which employs
The mode of 2 burnings, first time burning be fixed SN EDID, be single IC burning, need to increase IC burning jigs, need pair
The IC of burning carries out management and control；Second of burning needs the support of display FW, need to change all displays FW.
The shortcomings that in order to which existing patent is overcome to need single burning and need to change display FW, present applicant proposes a kind of new
The automatic method for burn-recording of liquid crystal display EDID is both not required to change display FW, is also not required to increase burning jig to single IC burning,
The fixed position of SN to EDID is only burnt for the first time；It is not required to for the second time from reading code rifle reading code, direct burning EDID.Only changing burning
In the case of Tool, there is higher efficiency, be more easy to realize production automation.
Invention content
The purpose of the present invention is to provide a kind of automatic method for burn-recording of liquid crystal display EDID, this method reduces manpower and station
Position, raising efficiency reduce production cost, and recordable time shortens, and is safeguarded without manpower.
To achieve the above object, the technical scheme is that：A kind of automatic method for burn-recording of liquid crystal display EDID, including
Following steps,
Step S1, first time burning：Burning formula burning SN on PC；
Step S2, second of burning：Burning formula on PC first reads the SN of first time burning, then updates EDID, most laggard
Row EDID burnings.
In an embodiment of the present invention, the step S1 specific implementations step is as follows：
S11, liquid crystal display reach burning station, are inserted into from jig is inserted, liquid crystal display is connect with writing card；
After S12, formula are by the acquisition of serial ports one liquid crystal display in place signal, liquid crystal display is sent instructions to by parallel port
MCU；
S13, formula obtain the back information of liquid crystal display by parallel port, and different steps is entered by back information；It is if logical
News are normal, then enter step S14, otherwise enter step S110；
S14, formula control reading code rifle to carry out reading code operation by serial ports one, and pass through serial ports two and obtain SN data；
Whether S15, the length of formula Check SN and feature are normal, enter step S16 if normal, otherwise enter step
S111；
The back information of S16, judgment step S13 such as support direct burning, then enter step S17, otherwise enter step S18；
S17, direct burning SN：Formula, which generates, includes the order of SN, in SN data direct burnings to EDID；
S18, indirect burning SN：Formula generates the order for including SN, and the MCU for being sent to liquid crystal display carries out indirect burning；
S19, formula read EDID, parse SN by write-in characteristic, are compared with burned SN, such as identical, then enter step
Otherwise S113 enters step S112；
S110, display communication abnormality, prompt operating personnel to carry out abnormality processing；
S111, display SN error in data, prompt operating personnel to carry out abnormality processing；
S112, display burning SN mistakes, prompt operating personnel to carry out abnormality processing；
S113, the success of burning SN data, formula control wire body：It is extracted from slotting jig, collector plate is let pass, and waits for next liquid crystal
Show that device burning SN is acted.
In an embodiment of the present invention, the step S2 specific implementations step is as follows：
S21, liquid crystal display reach burning station, are inserted into from jig is inserted, liquid crystal display is connect with writing card；
After S22, formula are by serial ports acquisition liquid crystal display in place signal, liquid crystal display is sent instructions to by parallel port
MCU；
S23, formula obtain the back information of liquid crystal display by parallel port, and different steps is entered by back information；It is if logical
News are normal, then into S24, otherwise into S210；
S24, the back information for judging S23 such as support direct burning, then into S25, otherwise into S26；
S25, the data for including SN are directly read from EDID；
S26, the data that SN is included by the MCU readings to say the word to liquid crystal display；
S27, SN is parsed by write-in characteristic；
In S28, SN update to EDID, new EDID is formed；
S29, burning EDID, if burning is successful, then into S212, otherwise into S211；
S210, display communication abnormality, prompt operating personnel to carry out abnormality processing；
S211, in burning SN to EDID, operating personnel is prompted to carry out abnormality processing in a manner that liquid crystal display is supported；
S212, the success of burning EDID data, formula control wire body：It is extracted from slotting jig, collector plate is let pass, and waits for next liquid crystal
Display burning EDID is acted.
Compared to the prior art, the invention has the advantages that：The method of the present invention reduces manpower and erect-position, promotes effect
Rate reduces production cost, and recordable time shortens, and is safeguarded without manpower, and specific advantage is as follows：
A, the saving of reading code rifle：With the increase of cost of labor, most of factory tends to realize automation, and automation wire body is to reading
The requirement of code rifle is high, can reach the reading code rifle of the precision all 20,000-3 ten thousand/using this programme, every line can save 3-4
；
B, the saving of time：2.5 seconds reading codes are saved, production capacity can increase by 50/hour, and effect is apparent；
C, in addition, relative to other technologies, this motion only updates burning Tool, is not required to change display FW, is not required to increase burning
The special burning of device.Using existing erect-position and burning hardware, and equipment can be reached（Reading code rifle）Saving, production efficiency carries
It rises.
Description of the drawings
Fig. 1 is first time burning SN hardware connection diagrams of the invention.
Fig. 2 is first time burning SN formula flow charts of the invention.
Fig. 3 is the hardware connection diagram of the 2nd burning EDID of the present invention.
Fig. 4 is the 2nd burning EDID formula flow chart of the invention.
Specific embodiment
Below in conjunction with the accompanying drawings, technical scheme of the present invention is specifically described.
A kind of automatic method for burn-recording of liquid crystal display EDID of the present invention, includes the following steps,
Step S1, first time burning：Burning formula burning SN on PC；
Step S2, second of burning：Burning formula on PC first reads the SN of first time burning, then updates EDID, most laggard
Row EDID burnings.
As shown in Figure 1, 2, first time burning（Burning SN）In add communication judge, reading code rifle control, effective SN
Check, leakproof are burnt and the functions such as false burning, wire body control, is as follows：
1. liquid crystal display reaches burning station, it is inserted into from jig is inserted, liquid crystal display is connect with writing card；
After 2. formula is by the acquisition of serial ports one liquid crystal display in place signal, liquid crystal display is sent instructions to by parallel port
MCU；
3. formula obtains the back information of liquid crystal display by parallel port, different steps is entered by back information.Such as communication
Normally, then enter in next step, otherwise into the 10th step；
4. formula controls reading code rifle to carry out reading code operation by serial ports one, and passes through serial ports two and obtain SN data；
5. whether the length and feature of formula Check SN are normal, enter if normal in next step, otherwise into the 11st step；
6. judging the back information of the 3rd step, direct burning is such as supported, then enter in next step, otherwise into the 8th step；
7. direct burning SN：Formula, which generates, includes the order of SN, in SN data direct burnings to EDID；
8. indirect burning SN：Formula generates the order for including SN, and the MCU for being sent to liquid crystal display carries out indirect burning；
9. formula reads EDID, SN is parsed by write-in characteristic, is compared with burned SN, it is such as identical, then into the 13rd step,
Otherwise enter the 12nd step；
10. showing communication abnormality, operating personnel is prompted to carry out abnormality processing；
11. showing SN error in data, operating personnel is prompted to carry out abnormality processing；
12. showing burning SN mistakes, operating personnel is prompted to carry out abnormality processing；
13. the success of burning SN data, formula control wire body：It is extracted from slotting jig, collector plate is let pass, and waits for next liquid crystal display
Device burning SN is acted.
As shown in Figure 3,4, second of burning（Burning EDID）In add communication judge, prevention burning EDID unsuccessfully destroy
The functions such as SN, wire body control, are as follows：
1. liquid crystal display reaches burning station, it is inserted into from jig is inserted, liquid crystal display is connect with writing card；
After 2. formula is by serial ports acquisition liquid crystal display in place signal, the MCU of liquid crystal display is sent instructions to by parallel port；
3. formula obtains the back information of liquid crystal display by parallel port, different steps is entered by back information.Such as communication
Normally, then enter in next step, otherwise into the 10th step；
4. judging the back information of the 3rd step, direct burning is such as supported, then enter in next step, otherwise into the 6th step；
5. the data for including SN are read directly from EDID；
6. the data that SN is included by the MCU readings to say the word to liquid crystal display；
7. parse SN by write-in characteristic；
In 8.SN updates to EDID, new EDID is formed；
9. burning EDID, if burning is successful, then into the 12nd step, otherwise into the 11st step；
10. showing communication abnormality, operating personnel is prompted to carry out abnormality processing；
11. operating personnel is prompted to carry out abnormality processing in burning SN to EDID in a manner that liquid crystal display is supported；
12. the success of burning EDID data, formula control wire body：It is extracted from slotting jig, collector plate is let pass, and waits for next liquid crystal
Show that device burning EDID is acted.
The above are preferred embodiments of the present invention, all any changes made according to the technical solution of the present invention, and generated function is made
During with range without departing from technical solution of the present invention, all belong to the scope of protection of the present invention.
Claims (3)
1. a kind of automatic method for burn-recording of liquid crystal display EDID, which is characterized in that include the following steps,
Step S1, first time burning：Burning formula burning SN on PC；
Step S2, second of burning：Burning formula on PC first reads the SN of first time burning, then updates EDID, most laggard
Row EDID burnings.
A kind of 2. automatic method for burn-recording of liquid crystal display EDID according to claim 1, which is characterized in that the step S1
It is as follows to implement step：
S11, liquid crystal display reach burning station, are inserted into from jig is inserted, liquid crystal display is connect with writing card；
After S12, formula are by the acquisition of serial ports one liquid crystal display in place signal, liquid crystal display is sent instructions to by parallel port
MCU；
S13, formula obtain the back information of liquid crystal display by parallel port, and different steps is entered by back information；It is if logical
News are normal, then enter step S14, otherwise enter step S110；
S14, formula control reading code rifle to carry out reading code operation by serial ports one, and pass through serial ports two and obtain SN data；
Whether S15, the length of formula Check SN and feature are normal, enter step S16 if normal, otherwise enter step
S111；
The back information of S16, judgment step S13 such as support direct burning, then enter step S17, otherwise enter step S18；
S17, direct burning SN：Formula, which generates, includes the order of SN, in SN data direct burnings to EDID；
S18, indirect burning SN：Formula generates the order for including SN, and the MCU for being sent to liquid crystal display carries out indirect burning；
S19, formula read EDID, parse SN by write-in characteristic, are compared with burned SN, such as identical, then enter step
Otherwise S113 enters step S112；
S110, display communication abnormality, prompt operating personnel to carry out abnormality processing；
S111, display SN error in data, prompt operating personnel to carry out abnormality processing；
S112, display burning SN mistakes, prompt operating personnel to carry out abnormality processing；
S113, the success of burning SN data, formula control wire body：It is extracted from slotting jig, collector plate is let pass, and waits for next liquid crystal
Show that device burning SN is acted.
A kind of 3. automatic method for burn-recording of liquid crystal display EDID according to claim 1, which is characterized in that the step S2
It is as follows to implement step：
S21, liquid crystal display reach burning station, are inserted into from jig is inserted, liquid crystal display is connect with writing card；
After S22, formula are by serial ports acquisition liquid crystal display in place signal, liquid crystal display is sent instructions to by parallel port
MCU；
S23, formula obtain the back information of liquid crystal display by parallel port, and different steps is entered by back information；It is if logical
News are normal, then into S24, otherwise into S210；
S24, the back information for judging S23 such as support direct burning, then into S25, otherwise into S26；
S25, the data for including SN are directly read from EDID；
S26, the data that SN is included by the MCU readings to say the word to liquid crystal display；
S27, SN is parsed by write-in characteristic；
In S28, SN update to EDID, new EDID is formed；
S29, burning EDID, if burning is successful, then into S212, otherwise into S211；
S210, display communication abnormality, prompt operating personnel to carry out abnormality processing；
S211, in burning SN to EDID, operating personnel is prompted to carry out abnormality processing in a manner that liquid crystal display is supported；
S212, the success of burning EDID data, formula control wire body：It is extracted from slotting jig, collector plate is let pass, and waits for next liquid crystal
Display burning EDID is acted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810100453.XA CN108227256B (en) | 2018-02-01 | 2018-02-01 | Automatic burning method for EDID of liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810100453.XA CN108227256B (en) | 2018-02-01 | 2018-02-01 | Automatic burning method for EDID of liquid crystal display |
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| CN108227256A true CN108227256A (en) | 2018-06-29 |
| CN108227256B CN108227256B (en) | 2021-02-19 |
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| CN201810100453.XA Active CN108227256B (en) | 2018-02-01 | 2018-02-01 | Automatic burning method for EDID of liquid crystal display |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1885400A (en) * | 2005-06-23 | 2006-12-27 | 中强光电股份有限公司 | Extended display identification data content table writing-in method |
| CN106444102A (en) * | 2016-08-05 | 2017-02-22 | 捷星显示科技（福建）有限公司 | LCD EDID burning method |
| CN107492332A (en) * | 2017-08-10 | 2017-12-19 | 捷星显示科技（福建）有限公司 | A kind of lcd productive line test result store method |
-
2018
- 2018-02-01 CN CN201810100453.XA patent/CN108227256B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1885400A (en) * | 2005-06-23 | 2006-12-27 | 中强光电股份有限公司 | Extended display identification data content table writing-in method |
| CN106444102A (en) * | 2016-08-05 | 2017-02-22 | 捷星显示科技（福建）有限公司 | LCD EDID burning method |
| CN107492332A (en) * | 2017-08-10 | 2017-12-19 | 捷星显示科技（福建）有限公司 | A kind of lcd productive line test result store method |
Non-Patent Citations (1)
| Title |
|---|
| 黄玉琴: "多接口显示器EDID快速烧录方法", 《福建电脑》 * |
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