CN108615500A - The control method of the cross-platform displays of LED - Google Patents
The control method of the cross-platform displays of LED Download PDFInfo
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- CN108615500A CN108615500A CN201810448336.2A CN201810448336A CN108615500A CN 108615500 A CN108615500 A CN 108615500A CN 201810448336 A CN201810448336 A CN 201810448336A CN 108615500 A CN108615500 A CN 108615500A
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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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/147—Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
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Abstract
The invention discloses a kind of control method of the cross-platform displays of LED, this method includes that control parameter issues flow, and parameter issues flow completion parameter and issues work, is mainly used for changing the control parameter of current platform, influences final display effect；All physical operations that parameter reads flow are carried out in operation layer interface Shell levels；The groundwork of inner nuclear layer Kernel processing scheduling, daily record；Constant current chip control display row, coding chip control line feed；Chip is controlled, processing input and output store data.Compared with the prior art, in the present invention, this method realizes driving in the form of software, change the pattern that there can only be hardware programming by LED display controls over, as software programming pattern, it realizes separation of software and hardware, truly accomplishes that software development prior to hardware, realizes the beforehand research exploitation of constant current chip and coding chip in module chip.
Description
Technical field
The invention belongs to LED display controls field, more particularly to the control method of a kind of cross-platform displays of LED.
Background technology
LED display control system (LED Display Control System) is big according to user demand control LED
The system that screen is correctly shown is divided into networking version and standalone version two major classes according to networking mode.Networking version is also known as LED information hair
Cloth control system can control each LED terminals by cloud system.Standalone version is also known as LED display controller, LED is shown
Shield control card, it is the core component for forming LED display, is mainly responsible for external video input signals or onboard more
Media file is converted into the readily identified digital signal of LED large screens, the equipment to light LED large screens, is similar to house
It is CRT/LCD etc. difference lies in display in PC with the video card in PC, display is then LED large screens in this system.According to connecing
Synchronization system and asynchronous system can be then divided by entering aspect.
LED display control programs at present are all based on fpga chip progress, in sending card-reception card body system, software
Part only configures FPGA, one is selected in the constant current chip of limited kinds, all drivings are determined by hardware ROM, such
LED display control programs have the following defects：
1) versatility is poor, and one receives the constant current chip type supported on card and is usually no more than 5, as fruit chip does not exist
In ROM support lists, changing-over is needed to receive card, or update ROM；
2) reliability is poor, such as to update and receive the constant current chip that card is supported, FPGA patterns need to brush ROM again；
3) for constant current chip development company, it is difficult to accomplish that beforehand research of the software prior to hardware is developed, it can't see display
Effect；
4) industry can not almost provide software development kit truly at present, all be based only on replacement software circle at present
Face.
Invention content
To solve the above problems, the purpose of the present invention is to provide a kind of control method of the cross-platform displays of LED, this method
Any one of entire display control link can be adjusted, from interface to driving, can directly be participated in；And on framework
Support module, driving do not program dismounting.
Another object of the present invention is to provide a kind of versatile, can cover the perseverance of 99% or more general market
Flow chip drives, coding chip driving.
To achieve the above object, technical scheme is as follows.
The present invention provides a kind of control method of the cross-platform displays of LED, and this method includes that control parameter issues flow, specifically
Steps are as follows：
101, UI layers of initiation parameter issue request；
102, Shell analyzes the parameter and issues request, obtains threaded file title, uses the threaded file title structure
It makes and reads link information request bag, be sent to Kernel；
103, Kernel dispatches the reading link information request bag to configuration driven module；
104, configuration driven module parses the reading link information request bag, obtains the threaded file name of module connection
Claim, using the threaded file title construct module link information, the module link information include module name list, partially
Shifting amount and control chip information, and it is sent to Kernel；
105, Kernel transparent transmissions module link information is to Shell；
106, Shell parses the module link information, obtains module name list, by module name list, beats respectively
Packet module parameter read requests, are sent to Kernel；
107, Kernel dispatches module parameter read requests packet to configuration driven module；
108, configuration driven module parses module parameter read requests packet, obtains module title, and structure is configured by module title
Modeling group parameter, and it is sent to Kernel, the module parameter includes constant current chip name and coding chip name；
109, Kernel transparent transmissions module parameter information is to Shell；
110, Shell parses the module parameter information, obtains constant current chip name list, by constant current chip title, beats
Packet constant current chip driver' s timing generates request, is sent to Kennel；
111, Kernel dispatches constant current chip driver' s timing generation request bag and is driven to each constant current chip；
112, each constant current chip driving parsing constant current chip driver' s timing generates request bag, obtains construction constant current chip sequential
Required parameter, according to the parametric configuration constant current chip timing information needed for construction constant current chip sequential, and by the constant current core
Piece timing information is transmitted to Kernel；
113, constant current chip timing information is passed through Shell by Kernel；
114, the module parameter information of the constant current chip timing information of Shell analyzing steps 113 and step 109, obtains structure
The parameter needed for coding chip sequential is made, the parameter needed for construction coding chip sequential, which is packaged as the generation of coding chip sequential, asks
Packet is sought, and is sent to Kernel；
115, Kernel dispatches coding chip sequential generation request bag and is driven to coding chip；
116, coding chip driving parsing coding chip sequential generates request bag, obtains the parameter needed for construction sequential, presses
These parametric configuration coding chip timing informations, and transmit to Kernel；
117, Kernel transparent transmissions coding chip timing information is to Shell；
118, the parameter of Shell parsings UI issues request, obtains parameter needed for control chip structure sequential, will control chip
Construct the constant current that parameter needed for sequential merges the module parameter information, step 113 of the module link information of step 105, step 109
The coding chip timing information of chip timing information and step 117, construction control chip sequential generate request, are issued to
Kernel；
119, the control chip sequential is generated request and passes through control chip drives by Kernel；
120, the parsing of control chip drives controls chip sequential and generates request, obtains control chip sequential and generates required ginseng
Number generates required parametric configuration by control chip sequential and controls chip time sequence parameter, and is sent to hardware connection driving；
121, control chip time sequence parameter is issued hardware by hardware connection driving；
122, hardware returns to hardware parameter packet and sends state to hardware connection driving；
123, hardware parameter packet described in hardware connection driving transparent transmission sends state and gives control chip drives；
124, the transmission state of hardware parameter packet is returned to Kernel by control chip drives；
125, the transmission state of Kernel transparent transmissions hardware parameter packet is to Shell；
126, the transmission state of hardware parameter packet is packaged into state packet and returns to UI by Shell.
The parameter issues flow completion parameter and issues work, is mainly used for changing the control parameter of current platform, influence
Final display effect；All physical operations that the parameter reads flow are carried out in operation layer interface Shell levels；In described
The groundwork of stratum nucleare Kernel processing scheduling, daily record；The constant current chip control display row, the coding chip control are changed
Row；The control chip, processing input and output store data；
This method realizes driving in the form of software, changes the mould that can only have hardware programming by LED display controls over
Formula becomes software programming pattern, realizes separation of software and hardware, truly accomplishes that software development prior to hardware, realizes module core
The beforehand research exploitation of constant current chip and coding chip in piece, in addition, due to departing from hardware, and this process only need to issue configuration,
Without updating ROM, versatility and reliability are just greatly improved；This method can also be to any one in entire display control
A link is adjusted, and from interface to driving, can directly participate in, and architecturally support module, and driving does not program dismounting；Its
It is versatile, constant current chip driving, the coding chip driving of 99% or more general market can be covered；This method operates network
Change, in same LAN, can multiple terminals access operation simultaneously, also can be developed into public network access operation；Support android/ios/
All mainstream operation system platforms such as windows/linux, and any type computer programming language is supported to carry out software development.
The control method of the cross-platform displays of LED further includes parameter acquiring flow, is as follows：
201, parameter is read in UI layers of initiation please take request；
202, Shell, which analyzes the reading parameter, please take request, obtain threaded file title, use the threaded file name
Claim, construction reads link information request bag, is sent to Kernel；；
203, Kernel dispatches the link information request bag to configuration driven module；
204, configuration driven module parses the link information request bag, constructs module link information, and be sent to
Kernel, the module link information include module name list, offset and control chip information；
205, Kernel transparent transmissions module link information is to Shell；
206, Shell parses the module link information, obtains module name list, constructs module load request, sends
To Kernel；
207, Kernel is by module load request packet scheduling to configuration driven module；
208, configuration driven parses the module load request packet, module name list is obtained, by the module name column
Table loads module parameter, the module parameter is packaged, and be sent to Kernel, the module parameter includes constant current chip
Name, coding chip name；
209, module parameter described in Kernel transparent transmissions is to Shell；
210, Shell parses the module parameter, constant current chip name list and coding chip name list is obtained, by institute
Constant current chip title and coding chip title are stated, constant current chip is constructed respectively and reads parameter request packet and coding chip read requests
Packet, and it is sent to Kennel；
211, Kernel dispatches the constant current chip reading parameter request packet and is driven to each constant current chip, dispatches the decoding
Chip read requests packet drives to each coding chip；
212, each constant current chip driving and the driving of each coding chip read parameter request packet construction according to the constant current chip
Constant current chip driver parameter packet constructs coding chip driver parameter packet according to the coding chip read requests packet,
And the constant current chip driver parameter packet and the coding chip driver parameter packet are sent to Kernel；
213, Kernel is saturating by the constant current chip driver parameter packet and the coding chip driver parameter packet
It is transmitted to Shell；
214, Shell parses constant current chip driver parameter packet and the coding chip driver parameter packet, obtains
Chip name list is controlled, according to the control chip name list, construction control chip reads parameter request packet, is sent to
Kernel；
215, Kernel dispatches the control chip reading parameter request packet and gives control chip drives；
216, control chip drives read parameter request packet according to the control chip, and construction controls chip return parameters,
And control chip return parameters are packaged, it is sent to Kernel；
217, Kernel transparent transmissions control chip return parameters packet to Shell；
218, Shell is by the constant current chip of the module link information of step 205, the module parameter of step 209, step 213
Driver parameter packet and coding chip driver parameter packet and the control chip return parameters of step 217 are arranged and are constructed most
Whole data packet is sent to UI layers.
The parameter reads flow and completes parameter read work, mainly completes the acquisition of current platform state, parameter information,
It is conveniently operated the analysis of personnel, changes corresponding display parameters；
The constant current chip driving and coding chip driving, their control flow include the following steps：
301, it is the design parameter inside program by the json document analysis sent from Kernel；
302, according to the parameter of parsing, it is configured to the register of chip needs；
303, according to register and other conventional parameters, tectonic forcing sequential；
304, by the final register value for generating sequential and using, register is updated；
305, output specification is pressed, receipt is collected and exports specified json files to Kernel.
The control flow of the constant current chip driving and coding chip driving is analyzed after UI specifies parameter and generates perseverance
The corresponding working condition of chip and timing information are flowed, non-sequential partial information is used for UI layers of display, sequential partial sum register
Partial information is shown for being handed down to hardware, driving LED module.
The control flow of the configuration driven includes the following steps：
401, it is the design parameter inside program by the json document analysis sent from Kernel；
402, according to the parameter of parsing, it is configured to the register of chip needs；
403, according to above-mentioned parameter packet, construction hardware data packet is issued to hardware；
404, by the final register value for generating sequential and using, register is updated；
405, output specification is pressed, receipt is collected and exports specified json files to Kernel.
Advantage of the invention is that：Compared with the prior art, in the present invention, this method realizes in the form of software
Driving, changes the pattern that can only have hardware programming by LED display controls over, becomes software programming pattern, realizes software and hardware point
From, truly accomplish that software development prior to hardware, realizes the beforehand research exploitation of constant current chip and coding chip in module chip,
In addition, due to departing from hardware, and this process only need to issue configuration, without updating ROM, just greatly improve versatility with
Reliability；Any one of entire display control link can also be adjusted in this method, can be straight from interface to driving
Participation, and architecturally support module are connect, driving does not program dismounting；Its is versatile, can cover 99% or more general market
Constant current chip driving, coding chip driving；This method operates networking, in same LAN, can multiple terminals access behaviour simultaneously
Make, also can be developed into public network access operation；Support all mainstream operation system platforms such as android/ios/windows/linux,
And any type computer programming language is supported to carry out software development.
Description of the drawings
Fig. 1 be the cross-platform displays of LED of the present invention control method in control parameter issue the flow chart of flow.
Fig. 2 be the cross-platform displays of LED of the present invention control method in parameter acquiring flow flow chart.
Fig. 3 be the cross-platform displays of LED of the present invention control method in constant current chip driving and coding chip driving control
Flow chart.
Fig. 4 be the cross-platform displays of LED of the present invention control method in configuration driven control flow chart.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The purpose of the present invention is to provide a kind of control method of the cross-platform displays of LED, this method can be to entirely showing
Any one of control link is adjusted, and from interface to driving, can directly participate in；And support module on framework, driving
Dismounting is not programmed.
Another object of the present invention is to provide a kind of versatile, can cover the perseverance of 99% or more general market
Flow chip drives, coding chip driving.
To achieve the above object, technical scheme is as follows.
Referring to shown in Fig. 1-3, the present invention provides a kind of control method of the cross-platform displays of LED, and this method includes that control is joined
Number issues flow, is as follows：
101, UI layers of initiation parameter issue request；
102, Shell analyzes parameter and issues request, obtains threaded file title, and the company of reading is constructed using threaded file title
Information request is connect, Kernel is sent to；
103, Kernel scheduling reads link information request bag to configuration driven module；
104, link information request bag is read in configuration driven module parsing, is obtained the threaded file title of module connection, is made
Module link information is constructed with threaded file title, module link information includes module name list, offset and control core
Piece information, and it is sent to Kernel；
105, Kernel transparent transmissions module link information is to Shell；
106, Shell parses module link information, obtains module name list, by module name list, is packaged mould respectively
Group parameter read requests, are sent to Kernel；
107, Kernel dispatches module parameter read requests packet to configuration driven module；
108, configuration driven module parses module parameter read requests packet, obtains module title, and structure is configured by module title
Modeling group parameter, and it is sent to Kernel, module parameter includes constant current chip name and coding chip name；
109, Kernel transparent transmissions module parameter information is to Shell；
110, Shell parses module parameter information, obtains constant current chip name list, by constant current chip title, is packaged permanent
It flows chip drives sequential and generates request, be sent to Kennel；
111, Kernel dispatches constant current chip driver' s timing generation request bag and is driven to each constant current chip；
112, each constant current chip driving parsing constant current chip driver' s timing generates request bag, obtains construction constant current chip sequential
Required parameter, according to the parametric configuration constant current chip timing information needed for construction constant current chip sequential, and when by constant current chip
Sequence information package is sent to Kernel；
113, constant current chip timing information is passed through Shell by Kernel；
114, the module parameter information of the constant current chip timing information of Shell analyzing steps 113 and step 109, obtains structure
The parameter needed for coding chip sequential is made, the parameter needed for construction coding chip sequential, which is packaged as the generation of coding chip sequential, asks
Packet is sought, and is sent to Kernel；
115, Kernel dispatches coding chip sequential generation request bag and is driven to coding chip；
116, coding chip driving parsing coding chip sequential generates request bag, obtains the parameter needed for construction sequential, presses
These parametric configuration coding chip timing informations, and transmit to Kernel；
117, Kernel transparent transmissions coding chip timing information is to Shell；
118, the parameter of Shell parsings UI issues request, obtains parameter needed for control chip structure sequential, will control chip
Construct the constant current that parameter needed for sequential merges the module parameter information, step 113 of the module link information of step 105, step 109
The coding chip timing information of chip timing information and step 117, construction control chip sequential generate request, are issued to
Kernel；
119, Kernel will control the generation request of chip sequential and pass through control chip drives；
120, the parsing of control chip drives controls chip sequential and generates request, obtains control chip sequential and generates required ginseng
Number generates required parametric configuration by control chip sequential and controls chip time sequence parameter, and is sent to hardware connection driving；
121, control chip time sequence parameter is issued hardware by hardware connection driving；
122, hardware returns to hardware parameter packet and sends state to hardware connection driving；
123, hardware connection driving transparent transmission hardware parameter packet sends state and gives control chip drives；
124, the transmission state of hardware parameter packet is returned to Kernel by control chip drives；
125, the transmission state of Kernel transparent transmissions hardware parameter packet is to Shell；
126, the transmission state of hardware parameter packet is packaged into state packet and returns to UI by Shell.
Parameter issues flow completion parameter and issues work, is mainly used for changing the control parameter of current platform, influence final
Display effect；All physical operations that parameter reads flow are carried out in operation layer interface Shell levels；At inner nuclear layer Kernel
The groundwork of reason scheduling, daily record；Constant current chip control display row, coding chip control line feed；Chip is controlled, processing input is defeated
Go out to store data；
This method realizes driving in the form of software, changes the mould that can only have hardware programming by LED display controls over
Formula becomes software programming pattern, realizes separation of software and hardware, truly accomplishes that software development prior to hardware, realizes module core
The beforehand research exploitation of constant current chip and coding chip in piece, in addition, due to departing from hardware, and this process only need to issue configuration,
Without updating ROM, versatility and reliability are just greatly improved；This method can also be to any one in entire display control
A link is adjusted, and from interface to driving, can directly participate in, and architecturally support module, and driving does not program dismounting；Its
It is versatile, constant current chip driving, the coding chip driving of 99% or more general market can be covered；This method operates network
Change, in same LAN, can multiple terminals access operation simultaneously, also can be developed into public network access operation；Support android/ios/
All mainstream operation system platforms such as windows/linux, and any type computer programming language is supported to carry out software development.
The control method of the cross-platform displays of the LED further includes parameter acquiring flow, is as follows：
201, parameter is read in UI layers of initiation please take request；
202, parameter is read in Shell analyses please take request, obtain threaded file title, use threaded file title, construction
Link information request bag is read, Kernel is sent to；；
203, Kernel dispatches link information request bag to configuration driven module；
204, configuration driven module parses link information request bag, constructs module link information, and be sent to Kernel, mould
Group link information includes module name list, offset and control chip information；
205, Kernel transparent transmissions module link information is to Shell；
206, Shell parses module link information, obtains module name list, constructs module load request, is sent to
Kernel；
207, Kernel is by module load request packet scheduling to configuration driven module；
208, configuration driven parses module load request packet, obtains module name list, and mould is loaded by module name list
Group parameter, module parameter is packaged, and be sent to Kernel, module parameter includes constant current chip name, coding chip name；
209, Kernel transparent transmissions module parameter is to Shell；
210, Shell parses module parameter, constant current chip name list and coding chip name list is obtained, by constant current core
Piece title and coding chip title construct constant current chip and read parameter request packet and coding chip read requests packet, concurrently respectively
It is sent to Kennel；
211, Kernel dispatches constant current chip reading parameter request packet and is driven to each constant current chip, and scheduling coding chip is read
Request bag drives to each coding chip；
212, each constant current chip driving and the driving of each coding chip read parameter request packet according to constant current chip and construct constant current
Chip driver program parameter packet constructs coding chip driver parameter packet according to coding chip read requests packet, and by constant current
Chip driver program parameter packet and coding chip driver parameter packet are sent to Kernel；
213, Kernel passes through constant current chip driver parameter packet and coding chip driver parameter packet
Shell；
214, Shell parses constant current chip driver parameter packet and coding chip driver parameter packet, is controlled
Chip name list, according to control chip name list, construction control chip reads parameter request packet, is sent to Kernel；
215, Kernel scheduling controllings chip reads parameter request packet and gives control chip drives；
216, control chip drives read parameter request packet, construction control chip return parameters according to control chip, and beat
Packet control chip return parameters, are sent to Kernel；
217, Kernel transparent transmissions control chip return parameters packet to Shell；
218, Shell is by the constant current chip of the module link information of step 205, the module parameter of step 209, step 213
Driver parameter packet and coding chip driver parameter packet and the control chip return parameters of step 217 are arranged and are constructed most
Whole data packet is sent to UI layers.
Parameter reads flow and completes parameter read work, and the main acquisition for completing current platform state, parameter information is convenient
Corresponding display parameters are changed in the analysis of operating personnel；
Constant current chip drives and coding chip driving, their control flow include the following steps：
301, it is the design parameter inside program by the json document analysis sent from Kernel；
302, according to the parameter of parsing, it is configured to the register of chip needs；
303, according to register and other conventional parameters, tectonic forcing sequential；
304, by the final register value for generating sequential and using, register is updated；
305, output specification is pressed, receipt is collected and exports specified json files to Kernel.
Constant current chip drives and the control flow of coding chip driving is analyzed after UI specifies parameter and generates constant current core
The corresponding working condition of piece and timing information, non-sequential partial information are used for UI layers of display, sequential partial sum register part
Information for being handed down to hardware, driving LED module is shown.
The control flow of configuration driven includes the following steps：
401, it is the design parameter inside program by the json document analysis sent from Kernel；
402, according to the parameter of parsing, it is configured to the register of chip needs；
403, according to above-mentioned parameter packet, construction hardware data packet is issued to hardware；
404, by the final register value for generating sequential and using, register is updated；
405, output specification is pressed, receipt is collected and exports specified json files to Kernel.
Advantage of the invention is that：Compared with the prior art, in the present invention, this method realizes in the form of software
Driving, changes the pattern that can only have hardware programming by LED display controls over, becomes software programming pattern, realizes software and hardware point
From, truly accomplish that software development prior to hardware, realizes the beforehand research exploitation of constant current chip and coding chip in module chip,
In addition, due to departing from hardware, and this process only need to issue configuration, without updating ROM, just greatly improve versatility with
Reliability；Any one of entire display control link can also be adjusted in this method, can be straight from interface to driving
Participation, and architecturally support module are connect, driving does not program dismounting；Its is versatile, can cover 99% or more general market
Constant current chip driving, coding chip driving；This method operates networking, in same LAN, can multiple terminals access behaviour simultaneously
Make, also can be developed into public network access operation；Support all mainstream operation system platforms such as android/ios/windows/linux,
And any type computer programming language is supported to carry out software development.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made by within principle etc., should all be included in the protection scope of the present invention.
Claims (4)
1. a kind of control method of the cross-platform displays of LED, this method includes that control parameter issues flow, which is characterized in that institute
It states control parameter and issues flow and be as follows：
101, UI layers of initiation parameter issue request；
102, Shell analyzes the parameter and issues request, obtains threaded file title, is constructed and is read using the threaded file title
Link information request bag is taken, Kernel is sent to；
103, Kernel dispatches the reading link information request bag to configuration driven module；
104, configuration driven module parses the reading link information request bag, obtains the threaded file title of module connection, makes
Module link information is constructed with the threaded file title, the module link information includes module name list, offset
With control chip information, and it is sent to Kernel；
105, Kernel transparent transmissions module link information is to Shell；
106, Shell parses the module link information, obtains module name list, by module name list, is packaged mould respectively
Group parameter read requests, are sent to Kernel；
107, Kernel dispatches module parameter read requests packet to configuration driven module；
108, configuration driven module parses module parameter read requests packet, module title is obtained, by module title arrangement mould
Group parameter, and it is sent to Kernel, the module parameter includes constant current chip name and coding chip name；
109, Kernel transparent transmissions module parameter information is to Shell；
110, Shell parses the module parameter information, obtains constant current chip name list, by constant current chip title, is packaged permanent
It flows chip drives sequential and generates request, be sent to Kennel；
111, Kernel dispatches constant current chip driver' s timing generation request bag and is driven to each constant current chip；
112, each constant current chip driving parsing constant current chip driver' s timing generates request bag, obtains needed for construction constant current chip sequential
Parameter, according to the parametric configuration constant current chip timing information needed for construction constant current chip sequential, and when by the constant current chip
Sequence information package is sent to Kernel；
113, constant current chip timing information is passed through Shell by Kernel；
114, the module parameter information of the constant current chip timing information of Shell analyzing steps 113 and step 109 obtains construction and translates
Parameter needed for construction coding chip sequential is packaged as coding chip sequential and generates request by the parameter needed for code chip sequential
Packet, and it is sent to Kernel；
115, Kernel dispatches coding chip sequential generation request bag and is driven to coding chip；
116, coding chip driving parsing coding chip sequential generates request bag, the parameter needed for construction sequential is obtained, by these
Parametric configuration coding chip timing information, and transmit to Kernel；
117, Kernel transparent transmissions coding chip timing information is to Shell；
118, the parameter of Shell parsings UI issues request, obtains parameter needed for control chip structure sequential, will control chip structure
The constant current chip of the parameter merging module link information of step 105, the module parameter information of step 109, step 113 needed for sequential
The coding chip timing information of timing information and step 117, construction control chip sequential generate request, are issued to Kernel；
119, the control chip sequential is generated request and passes through control chip drives by Kernel；
120, the parsing of control chip drives controls chip sequential and generates request, obtains control chip sequential and generates required parameter, presses
It controls chip sequential and generates required parametric configuration control chip time sequence parameter, and be sent to hardware connection driving；
121, control chip time sequence parameter is issued hardware by hardware connection driving；
122, hardware returns to hardware parameter packet and sends state to hardware connection driving；
123, hardware parameter packet described in hardware connection driving transparent transmission sends state and gives control chip drives；
124, the transmission state of hardware parameter packet is returned to Kernel by control chip drives；
125, the transmission state of Kernel transparent transmissions hardware parameter packet is to Shell；
126, the transmission state of hardware parameter packet is packaged into state packet and returns to UI by Shell；
The parameter issues flow completion parameter and issues work, is mainly used for changing the control parameter of current platform, influence final
Display effect；All physical operations that the parameter reads flow are carried out in operation layer interface Shell levels；The inner nuclear layer
The groundwork of Kernel processing scheduling, daily record；The constant current chip control display row, the coding chip control line feed；Institute
Control chip is stated, processing input and output store data.
2. the control method of the cross-platform displays of LED as described in claim 1, which is characterized in that the cross-platform displays of LED
Control method further includes having parameter acquiring flow, and the parameter acquiring flow is as follows：
201, parameter is read in UI layers of initiation please take request；
202, Shell, which analyzes the reading parameter, please take request, obtain threaded file title, using the threaded file title,
Construction reads link information request bag, is sent to Kernel；；
203, Kernel dispatches the link information request bag to configuration driven module；
204, configuration driven module parses the link information request bag, constructs module link information, and be sent to Kernel, institute
It includes module name list, offset and control chip information to state module link information；
205, Kernel transparent transmissions module link information is to Shell；
206, Shell parses the module link information, obtains module name list, constructs module load request, is sent to
Kernel；
207, Kernel is by module load request packet scheduling to configuration driven module；
208, configuration driven parses the module load request packet, obtains module name list, adds by the module name list
Module parameter is carried, the module parameter is packaged, and be sent to Kernel, the module parameter includes constant current chip name, is translated
Code chip name；
209, module parameter described in Kernel transparent transmissions is to Shell；
210, Shell parses the module parameter, constant current chip name list and coding chip name list is obtained, by the perseverance
Chip title and coding chip title are flowed, constant current chip is constructed respectively and reads parameter request packet and coding chip read requests packet,
And it is sent to Kennel；
211, Kernel dispatches the constant current chip reading parameter request packet and is driven to each constant current chip, dispatches the coding chip
Read requests packet drives to each coding chip；
212, each constant current chip driving and the driving of each coding chip read parameter request packet according to the constant current chip and construct constant current
Chip driver program parameter packet constructs coding chip driver parameter packet according to the coding chip read requests packet, and will
The constant current chip driver parameter packet and the coding chip driver parameter packet are sent to Kernel；
213, Kernel passes through the constant current chip driver parameter packet and the coding chip driver parameter packet
Shell；
214, Shell parses constant current chip driver parameter packet and the coding chip driver parameter packet, is controlled
Chip name list, according to the control chip name list, construction control chip reads parameter request packet, is sent to
Kernel；
215, Kernel dispatches the control chip reading parameter request packet and gives control chip drives；
216, control chip drives read parameter request packet, construction control chip return parameters according to the control chip, and beat
Packet control chip return parameters, are sent to Kernel；
217, Kernel transparent transmissions control chip return parameters packet to Shell；
218, Shell drives the constant current chip of the module link information of step 205, the module parameter of step 209, step 213
Program parameter packet and coding chip driver parameter packet and the control chip return parameters of step 217 arrange and construct final number
According to packet, it is sent to UI layers；
The parameter reads flow and completes parameter read work, and the main acquisition for completing current platform state, parameter information is convenient
Corresponding display parameters are changed in the analysis of operating personnel.
3. the control method of the cross-platform displays of LED as claimed in claim 1 or 2, which is characterized in that the constant current chip driving
It is driven with coding chip, their control flow includes the following steps：
301, it is the design parameter inside program by the json document analysis sent from Kernel；
302, according to the parameter of parsing, it is configured to the register of chip needs；
303, according to register and other conventional parameters, tectonic forcing sequential；
304, by the final register value for generating sequential and using, register is updated；
305, output specification is pressed, receipt is collected and exports specified json files to Kernel.
The control flow of the constant current chip driving and coding chip driving is analyzed after UI specifies parameter and generates constant current core
The corresponding working condition of piece and timing information, non-sequential partial information are used for UI layers of display, sequential partial sum register part
Information for being handed down to hardware, driving LED module is shown.
4. the control method of the cross-platform displays of LED as claimed in claim 1 or 2, which is characterized in that the control of the configuration driven
Flow processed includes the following steps：
401, it is the design parameter inside program by the json document analysis sent from Kernel；
402, according to the parameter of parsing, it is configured to the register of chip needs；
403, according to above-mentioned parameter packet, construction hardware data packet is issued to hardware；
404, by the final register value for generating sequential and using, register is updated；
405, output specification is pressed, receipt is collected and exports specified json files to Kernel.
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