CN101719356A - Programming method for programming EDID simultaneously on liquid crystal display multiinterface - Google Patents
Programming method for programming EDID simultaneously on liquid crystal display multiinterface Download PDFInfo
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- CN101719356A CN101719356A CN200910112873A CN200910112873A CN101719356A CN 101719356 A CN101719356 A CN 101719356A CN 200910112873 A CN200910112873 A CN 200910112873A CN 200910112873 A CN200910112873 A CN 200910112873A CN 101719356 A CN101719356 A CN 101719356A
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Abstract
The invention discloses a programming method for programming EDID simultaneously on a liquid crystal display multiinterface. EDID data is programmed in a liquid crystal display interface memory by a personal computer (PC), a programmer and a programming program; one end of the programmer is provided with a plurality of analog signal interfaces and digital signal interfaces which can be connected with the liquid crystal display interface, and the other end of the programmer is electrically connected with the PC by a computer parallel port; the programming program comprises a programming function and a detecting function and simulates IIC communication with liquid crystal display MCU software to program the EDID data into the liquid crystal display interface memory. In the invention, the EDID data of a plurality of displays and a plurality of interfaces can be programmed simultaneously by the programming program through the programmer, the working efficiency is improved, and the liquid crystal display is difficult to omit programming. The programming program operates on the basis of a windows operation system and has friendly interface and convenient operation and is convenient for programming data management.
Description
Technical field the present invention relates to the data burning field of LCD, relates in particular to the method for burn-recording of the many interfaces of a kind of LCD burning simultaneously EDID.
The background technology LCD generally comprises analog signal interface or digital signal interface, these interfaces carry out data communication by DDC (Display DataChannel DDC) with main frame, the data of DDC transmission are called EDID (Extended Display IdentificationData extending display identification data), EDID comprises the basic parameter of display device, as data such as manufacturer, name of product, maximum row field frequency, supported resolution.When making LCD, need be in the LCD interface memory with the EDID data burning.
Every LCD all needs by the DDC burning program EDID data to be write in the LCD interface memory, LCD has VGA (Video Graphics Array analog signal interface), DVI (Digital Visual Interface digital signal interface), HDMI several different analog signal interfaces and digital signal interfaces such as (High-Definition Multimedia Interface high-definition multimedia signaling interfaces), the storer of each interface can be EEPROM (Electrically Erasable Programmable Read-Only Memory EEPROM (Electrically Erasable Programmable Read Only Memo)) or FLASH (flash memory) type.In existing technology, the DDC burning is different burning program and the EDID data information of LCD employing according to different model, select corresponding EDID data information to call corresponding burning program simultaneously by manual the going of operator, be not easy to carry out the making and the management and control of EDID data information; And prior art can't realize the EDID data burning simultaneously of analog signal interface and digital signal interface, for the LCD that a plurality of interfaces are arranged, needs to divide a multistation operation, and its burning efficient is low, cost is high.
Summary of the invention the object of the invention provide a kind of pass through a program just can be to the method for burn-recording of the many interfaces of the LCD burning simultaneously EDID of multiple display and multiple interfaces thereof burning simultaneously.
The technical solution used in the present invention is: the present invention utilizes the PC computing machine, cd-rom recorder, burning program with the EDID data burning in the LCD interface memory, cd-rom recorder one end is provided with a plurality of analog signal interface and digital signal interfaces that can link to each other with the LCD interface, the cd-rom recorder other end electrically connects by computer parallel port and PC computing machine, and burning program comprises burning function and measuring ability, by with LCD MCU (single-chip microcomputer) software simulation IIC (Inter-Integrated Circuit is the I2C bus) communication with the EDID data burning in LCD interface reservoir.
Above-mentioned cd-rom recorder comprises the Simulation with I IC communicating circuit of analog signal interface and the Simulation with I IC communicating circuit of digital signal interface, and its circuit mainly is made up of the 74LS05 chip.
Burning process step of the present invention is as follows:
Whether A, startup PC computing machine detect PC computing machine, cd-rom recorder and LCD interface and electrically connect, and PC computing machine and cd-rom recorder begin parallel communication;
B, in the PC computing machine, from an EDID database of having built up, call corresponding EDID data source file by burning program;
C, PC computing machine send DDC burning order to LCD MCU software by computer parallel port simulating IIC communication modes, determine the burning mode according to the response result of LCD MCU software again: will be in EEPROM style interface storer as replying after the LCD MCU software detection the EDID deposit data, then burning program takes forward sequence that the EDID data are written in the LCD interface memory; Will be in the FLASH style interface, then burning program takes reverse sequence that the EDID data are written in the LCD interface memory as replying after the LCD MCU software detection the EDID deposit data; Reply after the LCD MCU software detection for another example need simultaneously the EDID deposit data of analog signal interface in FLASH style interface storer, the EDID deposit data of digital signal interface in EEPROM style interface storer, then burning program with the EDID data back of analog signal interface send, the EDID data forward transmission of digital signal interface is written in the corresponding interface storer of LCD;
After a period of time is finished in D, burning, PC computing machine and cd-rom recorder carry out parallel communication, read the EDID data that burning is good in the LCD interface memory by cd-rom recorder, the PC computing machine compares EDID data and the EDID data in the source file that receive, judge then and show that burning is qualified that data are inconsistent then to be judged and show that burning is defective as the data unanimity;
E, the LCD qualified to burning, burning program sends and instructs to peripheral control unit, and peripheral control unit control production line is carried out action, LCD is transported to next operation.
The present invention utilizes a burning program can the EDID data burning simultaneously of multiple display and multiple interfaces thereof to be increased work efficiency by cd-rom recorder; Burning program judges whether burning is qualified, could control the production line operation after burning is qualified, makes not leakiness burning of LCD; Burning program is based on the windows operating system, and friendly interface, easy to operate is convenient to the burning data management.
Description of drawings now is further elaborated the present invention in conjunction with the accompanying drawings:
Fig. 1 is a system chart of the present invention;
Fig. 2 is a burning process flow diagram of the present invention;
Fig. 3 is the parallel port wiring diagram of cd-rom recorder of the present invention;
Fig. 4 is the Simulation with I IC communicating circuit schematic diagram of analog signal interface of the present invention;
Fig. 5 is the Simulation with I IC communicating circuit schematic diagram of digital signal interface of the present invention;
Fig. 6 is the circuit theory diagrams that computer parallel port of the present invention connects peripheral control unit.
Embodiment as shown in Figure 1, the present invention utilizes PC computing machine 1, cd-rom recorder 2, burning program 3 is burnt to EDID in LCD 4 interface memories 41, cd-rom recorder 2 one ends are provided with a plurality of analog signal interface and digital signal interfaces that can link to each other with LCD 4 interfaces, cd-rom recorder 2 other ends electrically connect by computer parallel port 11 and PC computing machine 1, burning program 3 comprises burning function and measuring ability, by with LCD MCU (single-chip microcomputer) software 42 Simulation with I IC (Inter-Integrated Circuit is the I2C bus) communication with the EDID data burning in LCD interface reservoir 41.
As shown in Figure 2, burning process step of the present invention is as follows:
Whether A, startup PC computing machine 1 detect PC computing machine 1, cd-rom recorder 2 and LCD 4 interfaces and electrically connect, PC computing machine 1 and cd-rom recorder 2 beginning parallel communications;
B, in PC computing machine 1, from an EDID database of having built up, call corresponding EDID data source file by burning program 3;
C, PC computing machine 1 sends DDC burning order to LCD MCU software 42 by computer parallel port 11 Simulation with I IC communication modes, determines the burning mode according to the response result of LCD MCU software 42 again: replying after detecting as LCD MCU software 42 will be the EDID deposit data in EEPROM style interface storer 41, then burning program 3 takes forward sequence that the EDID data are written to each LCD interface memory 41; Replying after detecting as LCD MCU software 42 will be the EDID deposit data in FLASH style interface storer 41, then burning program 3 takes reverse sequence that the EDID data are written to each LCD interface memory 41; Reply after LCD MCU software 42 detects for another example need simultaneously the EDID deposit data of analog signal interface in FLASH style interface storer 41, the EDID deposit data of digital signal interface in EEPROM style interface storer 41, then burning program 3 with the EDID data back of analog signal interface send, the EDID data forward transmission of digital signal interface is written in the corresponding interface storer 41 of LCD;
After a period of time is finished in D, burning, PC computing machine 1 and cd-rom recorder 2 carry out parallel communication, read the EDID data that burning is good in the LCD interface memory 41 by cd-rom recorder 2 and LCD MCU software 42, PC computing machine 1 compares EDID data and the EDID data in the source file that receive, judge then and show that burning is qualified that data are inconsistent then to be judged and show that burning is defective as the data unanimity;
E, the LCD 4 qualified to burning, burning program 3 sends and instructs to peripheral control unit, peripheral control unit control production line run action, LCD is transported to next operation.
As Fig. 1 and Fig. 3---shown in Figure 6, mainly contain one 25 pin parallel port gang socket 21 in the circuit of cd-rom recorder 2 of the present invention, parallel port gang socket 21 connects with computer parallel port 11, and defines the input and the output of each stitch by the IIC communications protocol.Analog signal interface Simulation with I IC communicating circuit 22 uses the signal phase negate of 74LS05 chip with 1 output of PC computing machine, and the elevator belt load capacity.The 23 same signal phase negates of using the 74LS05 chip with 1 output of PC computing machine of digital signal interface Simulation with I IC communicating circuit, and elevator belt load capacity.The circuit 24 of peripheral control unit is connected to the 14th pin of computer parallel port 11 through parallel port gang socket 21, the action that the relay contact K2 realization of control peripheral control unit is opened/closed, and then the control production line is carried out action, LCD 4 is transported to next operation.
Method provided by the invention can be used LCD, also can be used in LCD TV or other the regular display.
Claims (3)
1. the method for burn-recording of the many interfaces of LCD burning simultaneously EDID, it is characterized in that: the present invention utilizes the PC computing machine, cd-rom recorder, burning program with the EDID data burning in the LCD interface memory, cd-rom recorder one end is provided with a plurality of analog signal interface and digital signal interfaces that can link to each other with the LCD interface, the cd-rom recorder other end electrically connects by computer parallel port and PC computing machine, and burning program comprises burning function and measuring ability, by with LCD MCU software simulation IIC communication with the EDID data burning in LCD interface reservoir.
2. the method for burn-recording of the many interfaces of a kind of LCD according to claim 1 burning simultaneously EDID, it is characterized in that: above-mentioned cd-rom recorder comprises the Simulation with I IC communicating circuit of analog signal interface and the Simulation with I IC communicating circuit of digital signal interface, and its circuit mainly is made up of the 74LS05 chip.
3. the method for burn-recording of the many interfaces of a kind of LCD according to claim 1 and 2 burning simultaneously EDID is characterized in that:
Burning process step of the present invention is as follows:
Whether A, startup PC computing machine detect PC computing machine, cd-rom recorder and LCD interface and electrically connect, and PC computing machine and cd-rom recorder begin parallel communication;
B, in the PC computing machine, from an EDID database of having built up, call corresponding EDID data source file by burning program;
C, PC computing machine send DDC burning order to LCD MCU software by computer parallel port simulating IIC communication modes, determine the burning mode according to the response result of LCD MCU software again: will be in EEPROM style interface storer as replying after the LCD MCU software detection the EDID deposit data, then burning program takes forward sequence that the EDID data are written in the LCD interface memory; Will be in the FLASH style interface, then burning program takes reverse sequence that the EDID data are written in the LCD interface memory as replying after the LCD MCU software detection the EDID deposit data; Reply after the LCD MCU software detection for another example need simultaneously the EDID deposit data of analog signal interface in FLASH style interface storer, the EDID deposit data of digital signal interface in EEPROM style interface storer, then burning program with the EDID data back of analog signal interface send, the EDID data forward transmission of digital signal interface is written in the corresponding interface storer of LCD;
After a period of time is finished in D, burning, PC computing machine and cd-rom recorder carry out parallel communication, read the EDID data that burning is good in the LCD interface memory by cd-rom recorder, the PC computing machine compares EDID data and the EDID data in the source file that receive, judge then and show that burning is qualified that data are inconsistent then to be judged and show that burning is defective as the data unanimity;
E, the LCD qualified to burning, burning program sends and instructs to peripheral control unit, and peripheral control unit control production line is carried out action, LCD is transported to next operation.
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| CN2009101128730A CN101719356B (en) | 2009-11-27 | 2009-11-27 | Programming method for programming EDID simultaneously on liquid crystal display multiinterface |
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| CN2009101128730A CN101719356B (en) | 2009-11-27 | 2009-11-27 | Programming method for programming EDID simultaneously on liquid crystal display multiinterface |
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Cited By (16)
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| CN101887703A (en) * | 2010-06-18 | 2010-11-17 | 福建捷联电子有限公司 | Multi-interface structure of liquid crystal display and extended display identification data (EDID) burning method thereof |
| CN102073614A (en) * | 2011-01-20 | 2011-05-25 | 珠海艾派克微电子有限公司 | Interface extending device and control method thereof |
| CN102385849A (en) * | 2011-11-29 | 2012-03-21 | 黄冈新北环电子科技有限公司 | Intelligent EDID (Extended Display Identification Data) burning method |
| CN102722385A (en) * | 2012-05-28 | 2012-10-10 | 康佳集团股份有限公司 | Off-line copy device |
| CN102750156A (en) * | 2011-04-19 | 2012-10-24 | 上海博泰悦臻电子设备制造有限公司 | Program burning method and system |
| CN103810982A (en) * | 2012-11-09 | 2014-05-21 | 冠捷投资有限公司 | EDID burning method of display with multiple video ports |
| CN104318949A (en) * | 2014-11-20 | 2015-01-28 | 京东方科技集团股份有限公司 | Programming device, system and method |
| CN104615556A (en) * | 2015-02-10 | 2015-05-13 | 昆山龙腾光电有限公司 | EDID burning device and method |
| CN105279088A (en) * | 2015-10-23 | 2016-01-27 | 上海航天测控通信研究所 | Satellite-borne computer software storage system and programming method thereof |
| CN106102437A (en) * | 2016-08-31 | 2016-11-09 | 周继禹 | Feeding of chip mounter device |
| WO2017024652A1 (en) * | 2015-08-13 | 2017-02-16 | 深圳市华星光电技术有限公司 | Method for starting liquid crystal display |
| CN106444102A (en) * | 2016-08-05 | 2017-02-22 | 捷星显示科技（福建）有限公司 | LCD EDID burning method |
| CN106708570A (en) * | 2016-12-13 | 2017-05-24 | 深圳市集贤科技有限公司 | Online burning device |
| CN109086055A (en) * | 2018-07-13 | 2018-12-25 | 武汉精测电子集团股份有限公司 | A kind of multi-channel parallel industry cd-rom recorder |
| CN109358863A (en) * | 2018-10-22 | 2019-02-19 | 深圳市派捷电子科技有限公司 | A kind of the IC burning device and method of ICT apparatus control |
| CN112702749A (en) * | 2019-10-23 | 2021-04-23 | 神讯电脑(昆山)有限公司 | Equipment ID detection method and detection system of 4G module |
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| TWI224731B (en) * | 2001-12-26 | 2004-12-01 | Toshiba Corp | Method and device for manufacturing display device |
| CN101051434A (en) * | 2006-04-05 | 2007-10-10 | 深圳Tcl新技术有限公司 | Copying and detecting method for flat panel display product EDID |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101887703B (en) * | 2010-06-18 | 2012-09-05 | 福建捷联电子有限公司 | Multi-interface structure of liquid crystal display and extended display identification data (EDID) burning method thereof |
| CN101887703A (en) * | 2010-06-18 | 2010-11-17 | 福建捷联电子有限公司 | Multi-interface structure of liquid crystal display and extended display identification data (EDID) burning method thereof |
| CN102073614B (en) * | 2011-01-20 | 2013-03-27 | 珠海艾派克微电子有限公司 | Interface extending device and control method thereof |
| CN102073614A (en) * | 2011-01-20 | 2011-05-25 | 珠海艾派克微电子有限公司 | Interface extending device and control method thereof |
| CN102750156A (en) * | 2011-04-19 | 2012-10-24 | 上海博泰悦臻电子设备制造有限公司 | Program burning method and system |
| CN102385849A (en) * | 2011-11-29 | 2012-03-21 | 黄冈新北环电子科技有限公司 | Intelligent EDID (Extended Display Identification Data) burning method |
| CN102722385A (en) * | 2012-05-28 | 2012-10-10 | 康佳集团股份有限公司 | Off-line copy device |
| CN103810982A (en) * | 2012-11-09 | 2014-05-21 | 冠捷投资有限公司 | EDID burning method of display with multiple video ports |
| CN103810982B (en) * | 2012-11-09 | 2016-03-02 | 冠捷投资有限公司 | There is the EDID method for burn-recording of the display of multiple video port |
| CN104318949B (en) * | 2014-11-20 | 2017-06-16 | 京东方科技集团股份有限公司 | A kind of burning device, programming system and method for burn-recording |
| CN104318949A (en) * | 2014-11-20 | 2015-01-28 | 京东方科技集团股份有限公司 | Programming device, system and method |
| US10318918B2 (en) | 2014-11-20 | 2019-06-11 | Boe Technology Group Co., Ltd. | Recording device, system and method |
| CN104615556A (en) * | 2015-02-10 | 2015-05-13 | 昆山龙腾光电有限公司 | EDID burning device and method |
| WO2017024652A1 (en) * | 2015-08-13 | 2017-02-16 | 深圳市华星光电技术有限公司 | Method for starting liquid crystal display |
| US9812048B2 (en) | 2015-08-13 | 2017-11-07 | Shenzhen China Star Optoelectron Ics Technology Co., Ltd. | Starting method of liquid crystal display |
| CN105279088B (en) * | 2015-10-23 | 2018-08-07 | 上海航天测控通信研究所 | A kind of spaceborne computer software storage system and its method for burn-recording |
| CN105279088A (en) * | 2015-10-23 | 2016-01-27 | 上海航天测控通信研究所 | Satellite-borne computer software storage system and programming method thereof |
| CN106444102A (en) * | 2016-08-05 | 2017-02-22 | 捷星显示科技（福建）有限公司 | LCD EDID burning method |
| CN106102437A (en) * | 2016-08-31 | 2016-11-09 | 周继禹 | Feeding of chip mounter device |
| CN106102437B (en) * | 2016-08-31 | 2019-08-09 | 周继禹 | Feeding of chip mounter device |
| CN106708570A (en) * | 2016-12-13 | 2017-05-24 | 深圳市集贤科技有限公司 | Online burning device |
| CN109086055A (en) * | 2018-07-13 | 2018-12-25 | 武汉精测电子集团股份有限公司 | A kind of multi-channel parallel industry cd-rom recorder |
| CN109358863A (en) * | 2018-10-22 | 2019-02-19 | 深圳市派捷电子科技有限公司 | A kind of the IC burning device and method of ICT apparatus control |
| CN109358863B (en) * | 2018-10-22 | 2021-07-20 | 深圳市派捷电子科技有限公司 | IC burning method for ICT machine control |
| CN112702749A (en) * | 2019-10-23 | 2021-04-23 | 神讯电脑(昆山)有限公司 | Equipment ID detection method and detection system of 4G module |
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Address after: 350300 Fuqing City, Fuzhou, Fujian, the reunification of overseas Chinese economic and Technological Development Zone Patentee after: TPV Electronic Technology (Fujian) Co.,Ltd. Address before: 350301 Fujian economic and Technological Development Zone, Fuqing Patentee before: TPV Electronics(Fujian)Co.,Ltd. |