CN108459862A - Burning code method and liquid crystal display die set - Google Patents
Burning code method and liquid crystal display die set Download PDFInfo
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- CN108459862A CN108459862A CN201810468746.3A CN201810468746A CN108459862A CN 108459862 A CN108459862 A CN 108459862A CN 201810468746 A CN201810468746 A CN 201810468746A CN 108459862 A CN108459862 A CN 108459862A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/61—Installation
- G06F8/63—Image based installation; Cloning; Build to order
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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Abstract
A kind of burning code method of present invention offer and liquid crystal display die set, the burning code method are applied between code sending device, sequence controller and processor, and the burning code method includes：Program file is sent to the sequence controller by the code sending device by accessory channel；The sequence controller carries out the described program file received to handle the program that is applied, and is exported the application program to the processor by iic bus or spi bus；The application program received is written in memory module the processor, to realize the code burning of the processor.Burning code method provided by the invention and liquid crystal display die set can utilize the code of accessory channel more new processor, promote burning stability.
Description
Technical field
The present invention relates to code burning technical field more particularly to a kind of burning code method and liquid crystal display die sets.
Background technology
With the gradual development of liquid crystal display technology, design requirement is also more and more, needs burning code in many designs
(code), the width view angle switch technology such as in liquid crystal display die set, need in production burning width view angle switch (HVA,
Hybird View Angle) code.And in existing burning code technologies, typically in such a way that SWD interfaces have an acupuncture treatment burning
It realizes, still, this mode once contacting bad, then can lead to burning failure, cause burning the burning code during
Stability is low.Further, it when liquid crystal display die set forms complete machine, if there is new demand or exception, then needs to update
The code of HVA, and existing SWD interfaces acupuncture treatment burning mode is updated again after liquid crystal display die set can only be dismantled.If tearing open
Machine is improper to damage liquid crystal display die set, and updates code and too bother, and virtually improve code burning costs.
Invention content
In view of this, present invention aims at a kind of burning code method of offer and liquid crystal display die set, can utilize auxiliary
The code of channel more new processor is helped, burning stability is promoted.
Specifically, the embodiment of the present invention provides a kind of burning code method, and the burning code method is sent out applied to code
It send between device, sequence controller and processor, the burning code method includes：The code sending device is logical by assisting
Program file is sent to the sequence controller by road；The sequence controller handles the described program file received
Be applied program, and is exported the application program to the processor by iic bus or spi bus；The processor
The application program received is written in memory module, to realize the code burning of the processor.
Specifically, described program file includes configuration register data and the application program.
Specifically, the sequence controller carries out the described program file received to handle the step of being applied program
It specifically includes：The sequence controller by the described program file received parsed to obtain the configuration register data with
The application program；The sequence controller controls the accessory channel and the sequential control according to the configuration register data
IIC or SPI host modules connection in device processed, will be in the application transfer to the IIC or SPI host modules.
Specifically, the application program received is written in memory module the processor, to realize the processing
The step of code burning of device, specifically includes：After the processor receives the application program, bootload program is to carry out
Initialization；Judge whether to update the code of the application program after initialization；The application program is updated after initialization
Code then controls IIC or SPI and interrupts reception code, and the code update of the application program is written in the memory module；
Jump to the application program operation.
Specifically, further include after described the step of judging whether to update the code of the application program after initialization：
The code for not updating the application program after initialization then judges that the code of the application program whether there is；If so, jumping
Go to the application program operation；If it is not, judging whether to update the code of the application program after initialization described in then returning
The step of.
Specifically, program file is sent to the step of the sequence controller by accessory channel by the code sending device
Further include before rapid：Judge whether the included bootstrap of the processor supports IIC or SPI burnings；If so, drawing described
Helical pitch sequence carries out curing process；If it is not, then to curing process after the bootstrap progress burning in the processor, so that
The bootstrap obtained in the processor supports IIC the or SPI burnings.
The embodiment of the present invention also provides a kind of liquid crystal display die set, and the liquid crystal display die set includes sequence controller and place
Device is managed, the sequence controller is electrically connected via iic bus or spi bus with the processor, and in the liquid crystal display mode
When group update burning code, the sequence controller is also electrically connected via accessory channel with code sending device；The code hair
Device is sent, program file is sent to the sequence controller for passing through accessory channel；The sequence controller, for docking
The described program file received carries out handling the program that is applied, and by iic bus or spi bus that the application program is defeated
Go out to the processor；The processor, for the application program received to be written in the memory module, to realize
The code burning of the processor.
Specifically, described program file includes configuration register data and the application program.
Specifically, the sequence controller include auxiliary differential receiver, decoder, configuration register module and IIC or
SPI host modules；The auxiliary differential receiver is electrically connected via accessory channel with the code sending device, and the auxiliary is poor
Point receiver is also electrically connected with the decoder, the decoder also respectively with the configuration register module and IIC or SPI masters
Machine module is electrically connected；The auxiliary differential receiver, the described program file for will receive are transmitted in the decoder；
The decoder, for being the configuration register data and the application program by described program document analysis, and will be described
Configuration register data is transmitted to the configuration register module；The configuration register module, for receiving described match
It sets and controls the auxiliary differential receiver after register data and connect with IIC the or SPI host modules, by the decoder
It parses the obtained application program and is sent to IIC the or SPI host modules connection；IIC the or SPI host modules connect
It connects, is exported to the processor by the iic bus or spi bus for the application program will to be received.
Specifically, the processor executes in the application program write-in memory module that will be received, described in realization
The step of code burning of processor, specifically includes：After receiving the application program, bootload program is to be initialized；
Judge whether to update the code of the application program after initialization；The code of the application program is updated after initialization, then
It controls IIC or SPI and interrupts reception code, and the code update of the application program is written in memory module；It jumps to described
Application program is run.
It can be seen that burning code method provided in this embodiment and liquid crystal display die set, by code sending device with
Sequence controller connects, and can utilize the code of accessory channel more new processor, promotes burning stability, and make liquid crystal
Show module when in face of the change demand of follow-up fresh code, may be implemented not tear machine update open, so that the operation of more fresh code
It is more convenient.
For the above and other objects, features and advantages of the present invention can be clearer and more comprehensible, preferred embodiment cited below particularly,
And coordinate institute's accompanying drawings, it is described in detail below.
Description of the drawings
Fig. 1 is the burning code method flow diagram that first embodiment of the invention provides；
Fig. 2 is the burning code method flow diagram that second embodiment of the invention provides；
Fig. 3 is the burning code method flow diagram that third embodiment of the invention provides；
Fig. 4 is the structure diagram for the liquid crystal display die set that fourth embodiment of the invention provides；
Fig. 5 is the structure diagram of the sequence controller in the liquid crystal display die set that fourth embodiment of the invention provides.
Specific implementation mode
Further to illustrate that the present invention is the technological means and effect realized expected purpose and taken, below in conjunction with attached drawing
And preferred embodiment, to the specific implementation mode of the burning code method and liquid crystal display die set that propose according to the present invention, method,
Step, structure, feature and effect are described in detail as after.
For the present invention aforementioned and other technology contents, feature and effect, in following cooperation with reference to the preferable reality of schema
Applying in the detailed description of example to be clearly presented.By the explanation of specific implementation mode, when expection can be reached to the present invention
The technological means and effect that purpose is taken be able to more deeply and it is specific understand, however institute's accompanying drawings be only to provide with reference to
Purposes of discussion is not intended to limit the present invention.
Referring to FIG. 1, Fig. 1 is the burning code method flow diagram that first embodiment of the invention provides.Liquid crystal display
Screen burning code (code) method can be applied in liquid crystal display die set (LCD Module, LCM), to realize to assembled liquid
Brilliant display module, which is not required to tear open machine, to be steadily updated burning code to liquid crystal display, and improving efficiency simultaneously reduces burning generation
The cost of code.As shown in Figure 1, burning code method provided in this embodiment may include following steps：
Step S11：Program file is sent to sequence controller by code sending device by accessory channel.
Specifically, in the present embodiment, code sending device can be, but not limited to as host computer, electronic data processing
(Electronic Data Processing, EDP) equipment etc..Liquid crystal display die set includes sequence controller and processor,
Specifically, code sending device by the auxiliary channel (Auxiliary, AUX) and sequence controller (Timing Controller,
TCON it) is electrically connected, sequence controller is electrically connected with processor.Specifically, when liquid crystal display die set upgrades demand or is abnormal,
When needing to be updated burning to the code in processor, accessory channel and liquid crystal display can be passed through by code sending device
Module is electrically connected, to realize that program file is sent to sequence controller by code sending device by accessory channel so that liquid crystal
Display module, which need not tear machine open, can realize more fresh code burning, and operation is more convenient, and improves burning stability.
Specifically, in the present embodiment, program file can be, but not limited to include configuration register data and application program
(Application, APP).
Step S12：Sequence controller carries out the program file received to handle the program that is applied, and total by IIC
Line or spi bus export application program to processor.
Specifically, in the present embodiment, sequence controller can be, but not limited to by carrying out the program file received
Dissection process, to parse the application program for being updated burning for processor from program file.Specifically, timing control
Device is electrically connected by iic bus or spi bus with processor, to realize between sequence controller and processor steadily into line number
According to interaction, so as to which application program to be steadily transmitted in processor, because of contact when avoiding passing through the acupuncture treatment burning of SWD interfaces
It is bad and lead to burning failure.
Step S13：The application program received is written in memory module processor, to realize that the code of processor is burnt
Record.
Specifically, in the present embodiment, processor can carry out bootload program after receiving application program
(Bootloader) to run initialization, the code of newer application program is written by the storage address divided after initialization
In memory module, and updated application program is marked, application program is detected to mark whether to exist by detection
It whether there is.Specifically, memory module can be, but not limited to as FRAM or FLASH.
Specifically, in one embodiment, burning code method, in code sending device by accessory channel by program file
It is further comprising the steps of before the step of being sent to sequence controller：
Specifically, whether the included bootstrap of decision processor supports IIC or SPI burnings.
Specifically, in the present embodiment, before carrying out being assembled into complete machine to liquid crystal display die set, first to being carried in processor
Bootstrap be detected, in decision processor carry bootstrap whether support IIC or SPI burnings.
Specifically, in the present embodiment, if so, bootstrap is carried out curing process.If it is not, then in processor
Bootstrap carries out curing process after burning, so that the bootstrap in processor supports IIC or SPI burnings.
It specifically, in the present embodiment, then will be certainly when the bootstrap carried in the processor supports IIC or SPI burnings
The bootstrap of band carries out curing process to obtain first part's program.And the bootstrap carried in the processor is not supported
When IIC or SPI burnings, then bootstrap progress burning included in processor specifically can be, but not limited to pass through SWD
Interface acupuncture treatment burning mode updates burning from tape bootstrap routine burning mode to first part's program in processor, and is locating
Progress curing process obtains updated first part's program after bootstrap in reason device carries out burning, so that processor exists
When subsequent application program update burning, it can not have to, to the processing of liquid crystal display mode assembling and dismantling machine, just accessory channel can be used to burn
Record mode more new application, operation is more convenient, and the update burning of the application program of processor is more stablized.
Referring to FIG. 2, Fig. 2 is the burning code method flow diagram that second embodiment of the invention provides.Such as Fig. 1 and figure
Shown in 2, the sequence controller in burning code method provided in this embodiment is handled to obtain to the program file received
The step of application program, specifically includes following steps：
Step S21：Sequence controller is parsed the program file received to obtain configuration register data and application
Program.
Specifically, in the present embodiment, sequence controller can be, but not limited to include auxiliary differential receiver, decoder,
Configuration register module and IIC or SPI host modules.Specifically, the input terminal of auxiliary differential receiver via accessory channel with
Code sending device is electrically connected.The output end of auxiliary differential receiver is electrically connected with the input terminal of decoder, the output of decoder
End is electrically connected with configuration register module and IIC or SPI host modules respectively, such as the first output end of decoder is posted with configuration
Buffer module is electrically connected, and the second output terminal of decoder is electrically connected with the input terminal of IIC or SPI host modules, but is not limited to
This.The output end of IIC or SPI host modules is electrically connected by iic bus or spi bus with the input terminal of processor.Specifically,
Auxiliary differential receiver in sequence controller after receiving the program file that code sending device is sent by accessory channel,
Program file is transmitted in decoder, the program file received progress code decoding is obtained configuration register number by decoder
According to application program.
Step S22：Sequence controller according to configuration register data control IIC in accessory channel and sequence controller or
SPI host modules connect, will be in application transfer to IIC or SPI host modules.
Specifically, in the present embodiment, the configuration register data that parsing obtains first is transmitted to configuration deposit by decoder
In device module, configuration register module controls the accessory channel in auxiliary differential receiver after receiving configuration register data
It is connect with IIC or SPI host modules.Specifically, the accessory channel in auxiliary differential receiver and IIC or SPI host modules
After successful connection, the application program that parsing obtains is sent to IIC or SPI host modules, IIC or SPI host modules by decoder
The application program received is exported application program into processor by iic bus or spi bus, to realize to processing
Device carries out stable more fresh code burning.
Referring to FIG. 3, Fig. 3 is the burning code method flow diagram that third embodiment of the invention provides.Such as Fig. 1 to figure
Shown in 3, the application program received is written in memory module the processor in burning code method provided in this embodiment, with
The step of code burning for realizing processor, specifically includes following steps：
Step S31：After processor receives application program, bootload program is to be initialized.
Specifically, in the present embodiment, processor is after the application program for receiving sequence controller transmission, it will load
Bootstrap is run and is initialized with control processor, to be drawn for the code burning of the application program in subsequent processor
To the state that can be run.
Step S32：Judge whether the code of more new application after initialization.
The code of more new application after initialization, thens follow the steps S33：It controls IIC or SPI and interrupts reception code,
And the code update of application program is written in memory module.
Step S35：Jump to application program operation.
Specifically, in the present embodiment, bootstrap by the code for the application program that processor receives depositing by division
It writes in memory module storage address.After more new application, to all application programs being updated/written in memory module
Code is marked, and stores label.After more new application, processor executes jump instruction, to jump to application program
Initial address bring into operation.
Specifically, in one embodiment, burning code method further includes after step s 32：
The not code of more new application after initialization, thens follow the steps S34：Judge whether the code of application program is deposited
；
Specifically, if so, thening follow the steps S35：Jump to application program operation.If it is not, then return to step S32.
Specifically, in the present embodiment, it can be, but not limited to mark whether existing mode by detection, to judge to apply
The code of program whether there is, thus it is apparent that whether the code burning of the application program in processor succeeds.
Referring to FIG. 4, Fig. 4 is the structure diagram for the liquid crystal display die set 100 that fourth embodiment of the invention provides.Such as Fig. 4
It is shown, liquid crystal display die set 100 provided in this embodiment, including sequence controller 110 and processor 120.Specifically, in this reality
It applies in example, it, need not be to liquid crystal in the code of the application program during liquid crystal display die set 100 needs more new processor 120
Show that the complete machine of module 100 carries out tearing machine operation open, accessory channel and liquid crystal display die set can be passed through using code sending device 200
After 100 electrical connections, program file is sent to liquid crystal display die set 100, to realize burning code side shown in above-described embodiment
Method.Specifically, sequence controller 110 is electrically connected via iic bus or spi bus with processor 120, and in liquid crystal display die set
When 100 update burning code, sequence controller 110 is also electrically connected via accessory channel with code sending device 200.
Specifically, in the present embodiment, processor 120 can be, but not limited to include IIC or SPI modules 122, CPU and
RAM124, memory module 126 etc..Specifically, IIC or SPI modules 122 pass through iic bus or spi bus and sequence controller
110 electrical connections, IIC or SPI modules 122 are also connect with CPU and RAM124, and CPU and RAM124 are also connect with memory module 126.
Specifically, in the present embodiment, program file for when being sent to by code sending device 200 by accessory channel
Sequence controller 110.Sequence controller 110 is used to carry out handling the program that is applied to the program file received, and passes through IIC
Bus or spi bus export application program to processor 120.The application program write-in that processor 120 is used to receive is deposited
It stores up in module, to realize the code burning of processor 120.
Specifically, in the present embodiment, program file includes configuration register data and application program.
Referring to FIG. 5, Fig. 5 is the sequence controller 110 in the liquid crystal display die set 100 that fourth embodiment of the invention provides
Structure diagram.As shown in figs. 4 and 5, specifically, in the present embodiment, sequence controller 110 includes auxiliary differential receiver
111, decoder 112, configuration register module 113 and IIC or SPI host modules 114.Specifically, auxiliary differential receiver 111
It is electrically connected with code sending device 200 via accessory channel, auxiliary differential receiver 111 is also electrically connected with decoder 112, decoding
Device 112 is also electrically connected with configuration register module 113 and IIC or SPI host modules 114 respectively.
Specifically, in the present embodiment, auxiliary differential receiver 111 is used to the program file received being transmitted to decoding
In device 112.Decoder 112 is used to program file resolving to configuration register data and application program, and by configuration register
Data transmission is to configuration register module 113.Configuration register module 113 after receiving configuration register data for controlling
Auxiliary differential receiver 111 is connect with IIC or SPI host modules 114, and decoder 112 is parsed to obtained application program and is sent out
It send to IIC or SPI host modules 114 and connects.IIC or SPI host modules 114, it is total by IIC for application program will to be received
Line or spi bus are exported to processor 120.
Specifically, in one embodiment, sequence controller 110 further includes video data receiver 115, specifically, code
Sending device 200 can be also electrically connected by data channel with video data receiver 115, and video data is sent to video counts
According to receiver 115.Video data receiver 115 handles the video data received, so that liquid crystal display is broadcast
Corresponding video is put, so that sequence controller 110 can be realized simultaneously to the original function will receive program text
Part carries out handling the program that is applied, and application program is sent to processor 120, to realize the application program of processor 120
Code update burning.
Specifically, in the present embodiment, processor 120 is written in the application program that execution will receive in memory module,
Following steps are specifically included with the step of realizing the code burning of processor 120：
Specifically, after receiving application program, bootload program is to be initialized；Judge whether after initialization more
The code of new application；The code of more new application after initialization then controls IIC or SPI and interrupts reception code, and will
In the code update write-in memory module of application program；Jump to application program operation.Further, it does not update after initialization
The code of application program then judges that the code of application program whether there is；If so, jumping to application program operation；If it is not, then
The step of return judges whether the code of more new application after initialization.
The present embodiment realizes each functional unit of liquid crystal display die set 100 detailed process of respective function, refers to
The particular content described in Fig. 1 to embodiment illustrated in fig. 3 is stated, details are not described herein.
It can be seen that burning code method provided in this embodiment and liquid crystal display die set, by code sending device with
Sequence controller connects, and can utilize the code of accessory channel more new processor, promotes burning stability, and make liquid crystal
Show module when in face of the change demand of follow-up fresh code, may be implemented not tear machine update open, so that the operation of more fresh code
It is more convenient.
More than, only it is presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, although this
Invention is disclosed above with preferred embodiment, however is not limited to invent, any person skilled in the art, not
It is detached within the scope of inventive technique scheme, when the technology contents using the disclosure above make a little change or are modified to equivalent variations
Equivalent embodiment, as long as being without departing from inventive technique scheme content, the technical spirit according to invention makees above example
Any simple modification, equivalent change and modification, in the range of still falling within technical solution of the present invention.
Claims (10)
1. a kind of burning code method, which is characterized in that the burning code method is applied to code sending device, timing control
Between device and processor, the burning code method includes：
Program file is sent to the sequence controller by the code sending device by accessory channel；
The sequence controller carries out processing to the described program file received and is applied program, and by iic bus or
Spi bus exports the application program to the processor；
The application program received is written in memory module the processor, to realize that the code of the processor is burnt
Record.
2. burning code method according to claim 1, which is characterized in that described program file includes configuration register number
According to the application program.
3. burning code method according to claim 2, which is characterized in that the sequence controller is to described in receiving
Program file carry out processing be applied program the step of specifically include：
The sequence controller by the described program file received parsed to obtain the configuration register data with it is described
Application program；
The sequence controller is controlled according to the configuration register data in the accessory channel and the sequence controller
IIC or SPI host modules connect, will be in the application transfer to the IIC or SPI host modules.
4. burning code method according to claim 1, which is characterized in that the application that the processor will receive
Program is written in memory module, is specifically included with the step of realizing the code burning of the processor：
After the processor receives the application program, bootload program is to be initialized；
Judge whether to update the code of the application program after initialization；
The code of the application program is updated after initialization, then controls IIC or SPI and interrupts and receive code, and by the application
The code update of program is written in the memory module；
Jump to the application program operation.
5. burning code method according to claim 4, which is characterized in that described to judge whether to update institute after initialization
Further include after the step of stating the code of application program：
The code for not updating the application program after initialization then judges that the code of the application program whether there is；
If so, jumping to the application program operation；
If it is not, the step of judging whether to update the code of the application program after initialization described in then returning.
6. burning code method according to claim 1, which is characterized in that the code sending device passes through accessory channel
Further include before the step of program file is sent to the sequence controller：
Judge whether the included bootstrap of the processor supports IIC the or SPI burnings；
If so, the bootstrap is carried out curing process；
If it is not, then to curing process after the bootstrap progress burning in the processor, so that in the processor
The bootstrap support IIC or SPI burnings.
7. a kind of liquid crystal display die set, which is characterized in that the liquid crystal display die set includes sequence controller and processor, described
Sequence controller is electrically connected via iic bus or spi bus with the processor, and updates burning in the liquid crystal display die set
When code, the sequence controller is also electrically connected via accessory channel with code sending device；
Program file is sent to the sequence controller by the code sending device for passing through accessory channel；
The sequence controller handles the program that is applied for being carried out to the described program file received, and total by IIC
Line or spi bus export the application program to the processor；
The processor, for the application program received to be written in memory module, to realize the generation of the processor
Code burning.
8. liquid crystal display die set according to claim 7, which is characterized in that described program file includes configuration register number
According to the application program.
9. liquid crystal display die set according to claim 8, which is characterized in that the sequence controller includes that auxiliary differential connects
Receive device, decoder, configuration register module and IIC or SPI host modules；The auxiliary differential receiver via accessory channel with
The code sending device electrical connection, the auxiliary differential receiver are also electrically connected with the decoder, and the decoder also divides
It is not electrically connected with the configuration register module and IIC or SPI host modules；
The auxiliary differential receiver, the described program file for will receive are transmitted in the decoder；
The decoder for being the configuration register data and the application program by described program document analysis, and is incited somebody to action
The configuration register data is transmitted to the configuration register module；
The configuration register module, for controlling the auxiliary differential receiver after receiving the configuration register data
It is connect with IIC the or SPI host modules, the application program that the decoder parses is sent to the IIC
Or SPI host modules connection；
IIC the or SPI host modules are exported for that will receive the application program by the iic bus or spi bus
To the processor.
10. liquid crystal display die set according to claim 7, which is characterized in that the processor executes the institute that will be received
It states in application program write-in memory module, is specifically included with the step of realizing the code burning of the processor：
After receiving the application program, bootload program is to be initialized；
Judge whether to update the code of the application program after initialization；
The code of the application program is updated after initialization, then controls IIC or SPI and interrupts and receive code, and by the application
The code update of program is written in the memory module；
Jump to the application program operation.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110930911A (en) * | 2019-12-02 | 2020-03-27 | Tcl华星光电技术有限公司 | Monitoring method and monitoring system for display panel control circuit |
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