CN101169729A - Embedded type system and method for renewing application program - Google Patents
Embedded type system and method for renewing application program Download PDFInfo
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- CN101169729A CN101169729A CNA2007101949216A CN200710194921A CN101169729A CN 101169729 A CN101169729 A CN 101169729A CN A2007101949216 A CNA2007101949216 A CN A2007101949216A CN 200710194921 A CN200710194921 A CN 200710194921A CN 101169729 A CN101169729 A CN 101169729A
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Abstract
The invention relates to a method for updating application programs of an embedded system, which comprises detecting intervention operation, and if the detected intervention operation is the same as the preset intervention operation, updating the application programs. During the application program updating, the embedded system detects whether an internal interface device is connected with an external memory equipment, if yes, further determining whether the external memory equipment stores the application programs, the embedded system reads the application program files in the external memory equipment, copying the application program files to an internal memory device, which updates the application programs. Meanwhile, the invention also discloses an embedded system and a microcontroller. The invention can conveniently and flexibly update the application programs of the embedded system, and improve the maintainability of the equipment using the embedded system.
Description
Technical field
The present invention relates to the embedded system field, particularly relate to the method for a kind of embedded system and down load application program thereof.
Background technology
The embedded system internal processes generally is made up of two parts: system kernel program and application program.The system kernel program is mainly used in the initialization that realizes inner each unit of embedded system; Application program is mainly used in and realizes that this embedded system requires the various function that realizes.Generally, the kernel program of system remains unchanged substantially, and application program is distinguished to some extent according to the required function of finishing of embedded system.Embedded system can be earlier with the system kernel program Solidification to internal storage space, and then solidify different application programs according to different functions.
When the equipment that has embedded system being safeguarded and debug, often need the embedded system internal processes is downloaded or debugged.At present, be that embedded system is connected with certain interface of computing machine to the download of internal processes with the comparatively general mode of debugging, realize download and renewal by computing machine to internal processes.
Consult Fig. 1, the method that existing embedded system is upgraded application program is shown.Concrete steps are as follows.
Step S101, will debug good application program and be saved in the computing machine.
Step S102, computer interface is connected with embedded system.Computer interface can be parallel interface, serial line interface or USB interface.
Step S103, COMPUTER DETECTION are downloaded embedded system to this embedded system with the application program of preserving, and embedded system is upgraded former application program.
Upgrade in the application program process to embedded system at computing machine, embedded system can only passive reception data, need computing machine initiatively application program to be sent to embedded system inside.But the computing machine volume is bigger, is inconvenient to carry and use at the scene, and convenience and dirigibility that this has limited embedded system renewal application program greatly correspondingly, have also reduced the maintainability that adopts the equipment of embedded system.
Summary of the invention
Technical matters to be solved by this invention provides the method that a kind of embedded system is upgraded application program, this method can make embedded system convenient, upgrade application program neatly, improve the maintainability of the equipment that adopts this embedded system.
Another object of the present invention provides a kind of embedded system, and this embedded system can be upgraded application program convenient, neatly, improves the maintainability of the equipment that adopts this embedded system.
Another object of the present invention provides a kind of microcontroller, and this microcontroller is applied to embedded system, can make embedded system convenient, upgrade application program neatly, improve the maintainability of the equipment that adopts this embedded system.
A kind of embedded system of the present invention is upgraded the method for application program, comprising: described embedded system reads the application file in the External memory equipment; Described embedded system copies to internal storage device with above-mentioned application file; Described internal storage device upgrades application program.
Preferably, also comprise: described embedded system detects intervention operation, and is identical with the intervention operation that presets as detected intervention operation, upgrades application program.
Preferably, also comprise: described embedded system detects the internal interface device and whether connects described External memory equipment, in this way, determines that further described external storage device stores has application file.
Preferably, also comprise: described embedded system starts the above-mentioned application program of back operation.
Preferably, described embedded system comprises industrial display screen; The hardware components of described internal storage device comprises the FLASH storage chip; Described interface arrangement comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
Preferably, also comprise: described industrial display screen shows that above-mentioned application file duplicates progress.
A kind of embedded system of the present invention is characterized in that, comprises internal storage device, program reading unit, reaches the program copy unit; Described program reading unit is used to read the application file in the External memory equipment; Described program copy unit is used for above-mentioned application file is copied to described internal storage device; Described internal storage device is used to upgrade application program.
Preferably, also comprise: the program detecting unit, be used to detect described external storage device stores and whether preserve application file, in this way, start described program reading unit.
Preferably, also comprise: upgrade start unit, be used to detect intervention operation, identical as detected intervention operation with the intervention operation that presets, start described program detecting unit.
Preferably, described embedded system comprises industrial display screen; Described internal storage device comprises the FLASH storage chip; Described interface arrangement comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
A kind of microcontroller of the present invention comprises program reading unit and program copy unit; Described program reading unit is used to read the application file in the External memory equipment; Described program copy unit is used for above-mentioned application file is copied to internal storage device.
Preferably, also comprise: the program detecting unit, be used to detect described external storage device stores and whether preserve application file, in this way, start described program reading unit.
Preferably, also comprise: upgrade start unit, be used to detect intervention operation, identical as detected intervention operation with the intervention operation that presets, start described program detecting unit.
Compared with prior art, the present invention has the following advantages:
Embedded system of the present invention reads the application file in the External memory equipment automatically, again this application copy is arrived internal storage device, and internal storage device upgrades application program.Embedded system of the present invention can initiatively read application program in internal storage device, and upgrades.External memory equipment is less with respect to the computing machine volume, is easy to carry and on-the-spot the use.With respect to prior art, embedded system of the present invention can be upgraded application program convenient, neatly, improves the maintainability of the equipment that adopts this embedded system.
Description of drawings
Fig. 1 is that existing embedded system is upgraded the application program method flow diagram;
Fig. 2 upgrades the application program method flow diagram for the embedded system that first embodiment of the invention provides;
Fig. 3 upgrades the application program method flow diagram for the embedded system that second embodiment of the invention provides;
Fig. 4 upgrades the application program method flow diagram for the embedded system that third embodiment of the invention provides;
The embedded system synoptic diagram that Fig. 5 provides for first embodiment of the invention;
The embedded system synoptic diagram that Fig. 6 provides for second embodiment of the invention;
The embedded system synoptic diagram that Fig. 7 provides for second embodiment of the invention;
The microcontroller synoptic diagram that Fig. 8 provides for first embodiment of the invention;
The microcontroller synoptic diagram that Fig. 9 provides for second embodiment of the invention;
The microcontroller synoptic diagram that Figure 10 provides for third embodiment of the invention;
The microcontroller synoptic diagram that Figure 11 provides for fourth embodiment of the invention;
The microcontroller synoptic diagram that Figure 12 provides for fifth embodiment of the invention;
The microcontroller synoptic diagram that Figure 13 provides for sixth embodiment of the invention.
Embodiment
Embedded system of the present invention reads the application file in the External memory equipment automatically, more above-mentioned application file is copied in the internal storage device, and internal storage device upgrades application program.For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Behind the embedded system electrifying startup, executive system kernel program at first, this program are mainly used in realization to be carried out necessary initialization, carries out data program of file copy or application program to the detection of various control signals in the start-up course and according to system's current operation conditions guiding microcontroller each functional module of system.The system kernel program must be cured in the storage space of system in advance.
The copying data program utilizes interface arrangement to realize information interaction between embedded system and the External memory equipment, and its major function is for realizing the detection to External memory equipment, detection, the reading and the application file that it reads is saved in the specific internal storage device this application file of application file that External memory equipment inside is preserved.The copying data program must be cured in the system program storage space in advance.
Application program mainly realizes required each function finished of embedded system, and this application program can be saved in the system program storage space in advance.
Consult Fig. 2, the embedded system that first embodiment of the invention is shown to be provided is upgraded the method for application program, and concrete steps are as follows.
Step S201, in embedded system cure system kernel program and copying data program, behind the embedded system electrifying startup, the copying data program reads application file in the External memory equipment by interface arrangement.
Embedded system comprises industrial display screen.Interface arrangement comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.It is less that External memory equipment can be volume, portable USB flash disk etc.
Step S202, embedded system copy to internal storage device with above-mentioned application file.The hardware components of internal storage device comprises the FLASH storage chip.
Step S203, internal storage device upgrade the application program of former preservation.After embedded system is restarted, transfer this application program, and carry out.
Embedded system of the present invention is down load application program file in internal storage device initiatively, and upgrades.External memory equipment is less with respect to the computing machine volume, is easy to carry and on-the-spot the use, and embedded system of the present invention can be convenient, neatly at this internal storage device down load application program file, improves the maintainability of the equipment that adopts this embedded system.
When embedded system of the present invention is industrial display screen, data processing equipment in the industry display screen duplicates progress according to above-mentioned application file, on screen,, make the user can intuitively be connected to the situation of duplicating of level of application by form displaying duplication progresses such as data strips.
Embedded system of the present invention judges whether to need to upgrade application program earlier after startup, as not needing normal operation; As needs, then carry out download, step of updating.
Consult Fig. 3, the embedded system that second embodiment of the invention is shown to be provided is upgraded the method for application program, and concrete steps are as follows.
Step S301, in embedded system curing data program of file copy and system kernel program.When embedded system started, the system kernel program detects intervention operation, and was identical with the intervention operation that presets as detected intervention operation, upgraded application program.
Intervention operation is the key assignments of human world interface for a change, or sends command information to embedded system.For example, the key assignments of man-machine interface is that application program is upgraded in " 11 " expression, and the key assignments that the system kernel program detects man-machine interface is " 11 ", then carries out the data program of file copy, downloads and the renewal application program; The key assignments that detects man-machine interface as the system kernel program is not " 11 ", then moves former application program.
Step S302, embedded system read application file in the External memory equipment by interface arrangement.Interface arrangement comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
Step S303, embedded system copy to internal storage device with above-mentioned application file.The hardware components of internal storage device comprises the FLASH storage chip.
Step S304, memory storage upgrade the application program of former preservation.After embedded system is restarted, transfer this application program, and use.
When the user upgrades the application program of embedded system at needs, can send update instruction by changing the key assignments of embedded system man-machine interface, embedded system is down load application program in the memory device externally automatically, and upgrade, make things convenient for the user to debug this embedded system.
Be to determine External memory equipment stored application file, embedded system of the present invention needs discern and detect External memory equipment before externally memory device reads application file.
Consult Fig. 4, the embedded system that third embodiment of the invention is shown to be provided is upgraded the method for application program, and concrete steps are as follows.
Step S401 is in embedded system curing data program of file copy and system kernel program.When embedded system started, the system kernel program detects intervention operation, and was identical with the intervention operation that presets as detected intervention operation, upgraded application program.
Step S402, embedded system detect its interface arrangement and whether connect External memory equipment, as connecting, further detect this External memory equipment and whether store application file, as not connecting, then move former application program.As embedded system externally memory device detect application file, execution in step S403 then; As embedded system externally memory device do not detect application file, then move former application program.
Step S403, embedded system read application file in the External memory equipment by interface arrangement.
Step S404, embedded system copy to internal storage device with above-mentioned application file.The hardware components of internal storage device comprises the FLASH storage chip.
Step S405, memory storage upgrade the application program of former preservation.After embedded system is restarted, transfer this application program, and use.
Embedded system is externally before the memory device down load application program file, earlier External memory equipment is detected, application file is arranged, carry out download, step of updating again in definite this external storage device stores, prevent the wrong data of embedded system download, improve download, update efficiency.
Based on the method for above-mentioned embedded system renewal application program, the present invention also provides a kind of embedded download system, and this embedded system can be upgraded application program convenient, neatly, improves the maintainability of the equipment that adopts this embedded system.
The program of embedded system is generally held in internal storage device or the external connection storage apparatus, the embedded system that does not have file system for inside, by changing its microcontroller built-in command register instruction address pointed, can guide microcontroller to carry out the program that is kept at different storage spaces.The embedded system that has file system for inside, because its internal processes and data space are usually all by file system configuration and management, the download of the application program that this embedded system is carried out only needs to replace the former program file of storage space that is used to preserve application program that is kept at that file system videos.By the order register instruction address inner pointed of revising microcontroller, original application file in the perhaps replacement system can be realized the renewal of the application program that microcontroller is performed.
Consult Fig. 5, the embedded system that first embodiment of the invention provides is shown, this embedded system comprises internal storage device 11, interface arrangement 12, reaches microcontroller 13, and microcontroller 13 comprises program reading unit 131, reaches program copy unit 132.The hardware components of internal storage device 11 can be the FLASH storage chip.
Behind the embedded system electrifying startup, program reading unit 131 reads by interface arrangement 12 and uses program file in the External memory equipment, and sends this application file to program copy unit 132.Program copy unit 132 with above-mentioned application copy in internal storage device 11.Internal storage device 11 upgrades application program.
Embedded system of the present invention can be provided with the renewal start unit, is used for when system start-up, judges whether to need to upgrade application program.
Consult Fig. 6, the embedded system that second embodiment of the invention provides is shown, this embedded system comprises internal storage device 11, interface arrangement 12, reaches microcontroller 13.Microcontroller 13 comprises program reading unit 131, program copy unit 132, reaches and upgrade start unit 133.The hardware components of internal storage device 11 can be the FLASH storage chip.Interface arrangement 12 comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
When embedded system starts, upgrade the key assignments that start unit 133 detects its man-machine interface, determine whether to need to upgrade application program according to described key assignments, as needs, start-up routine reading unit 131; As not needing, move former application program.
Embedded system of the present invention can be in microcontroller 13 the setting program detecting unit, before reading application program, External memory equipment is discerned and is detected.
Consult Fig. 7, the embedded system that third embodiment of the invention provides is shown, this embedded system comprises internal storage device 11, interface arrangement 12, microcontroller 13, and microcontroller 13 comprises program reading unit 131, program copy unit 132, upgrades start unit 133, reaches program detecting unit 134.The hardware components of internal storage device 11 can be the FLASH storage chip.Interface arrangement 12 comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
During the embedded system electrifying startup, need upgrade application program, start-up routine detecting unit 134 as upgrading start unit 133 detection key assignments.
Upgrade method, and the embedded system of application program based on above-mentioned embedded system, the present invention also provides a kind of microcontroller, this microcontroller is used for embedded system, can make embedded system convenient, upgrade application program neatly, improve the maintainability of the equipment that adopts this embedded system.
Consult Fig. 8, the microcontroller that first embodiment of the invention provides is shown, microcontroller 13 comprises program reading unit 131, program copy unit 132.
Behind the embedded system electrifying startup, program reading unit 131 reads by interface arrangement 12 and uses program file in the External memory equipment, and sends this application file to program copy unit 132.Program copy unit 132 with above-mentioned application copy in internal storage device.
When embedded system starts, upgrade start unit 133 and detect intervention operation, identical as detected intervention operation with the intervention operation that presets, start-up routine reading unit 131; As inequality, move former application program.
Microcontroller can adopt the PDIUSB11 chip of I2C transmission mode, the PDIUSB12 chip of employing parallel transmission mode.
But microcontroller 13 integrated interface devices of the present invention.Consult Figure 11, the microcontroller that fourth embodiment of the invention provides is shown, microcontroller 13 comprises program reading unit 131, program copy unit 132, and upgrades start unit 133, program detecting unit 134, and interface arrangement 11.
More than to a kind of embedded system provided by the present invention and upgrade the method for application program, be described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (13)
1. the method for an embedded system renewal application program is characterized in that, comprising:
Described embedded system reads the application file in the External memory equipment;
Described embedded system copies to internal storage device with above-mentioned application file;
Described internal storage device upgrades application program.
2. the method for claim 1 is characterized in that, also comprises:
Described embedded system detects intervention operation, and is identical with the intervention operation that presets as detected intervention operation, upgrades application program.
3. the method for claim 1 is characterized in that, also comprises:
Described embedded system detects the internal interface device and whether connects described External memory equipment, in this way, determines that further described external storage device stores has application file.
4. the method for claim 1 is characterized in that, also comprises:
Described embedded system starts the above-mentioned application program of back operation.
5. as each described method of claim 1 to 4, it is characterized in that described embedded system comprises industrial display screen; The hardware components of described internal storage device comprises the FLASH storage chip; Described interface arrangement comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
6. method as claimed in claim 5 is characterized in that, also comprises:
Described industrial display screen shows that above-mentioned application file duplicates progress.
7. an embedded system is characterized in that, comprises internal storage device, program reading unit, reaches the program copy unit;
Described program reading unit is used to read the application file in the External memory equipment;
Described program copy unit is used for above-mentioned application file is copied to described internal storage device;
Described internal storage device is used to upgrade application program.
8. embedded system as claimed in claim 7 is characterized in that, also comprises:
The program detecting unit is used to detect described external storage device stores and whether preserves application file, in this way, starts described program reading unit.
9. embedded system as claimed in claim 8 is characterized in that, also comprises:
Upgrade start unit, be used to detect intervention operation, identical as detected intervention operation with the intervention operation that presets, start described program detecting unit.
10. as claim 7,8 or 9 described methods, it is characterized in that described embedded system comprises industrial display screen; Described internal storage device comprises the FLASH storage chip; Described interface arrangement comprises USB HOST interface, data parallel interface, data serial interface, reaches the I/O interface.
11. a microcontroller is characterized in that, comprises program reading unit and program copy unit;
Described program reading unit is used to read the application file in the External memory equipment;
Described program copy unit is used for above-mentioned application file is copied to internal storage device.
12. microcontroller as claimed in claim 11 is characterized in that, also comprises:
The program detecting unit is used to detect described external storage device stores and whether preserves application file, in this way, starts described program reading unit.
13. as claim 11 or 12 described microcontrollers, it is characterized in that, also comprise:
Upgrade start unit, be used to detect intervention operation, identical as detected intervention operation with the intervention operation that presets, start described program detecting unit.
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| CNA2007101949216A CN101169729A (en) | 2007-12-06 | 2007-12-06 | Embedded type system and method for renewing application program |
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| CNA2007101949216A CN101169729A (en) | 2007-12-06 | 2007-12-06 | Embedded type system and method for renewing application program |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510161A (en) * | 2009-03-30 | 2009-08-19 | 北京中星微电子有限公司 | Bootstrap implementing method, apparatus and portable electronic apparatus |
| CN101945226A (en) * | 2009-07-03 | 2011-01-12 | 康佳集团股份有限公司 | Device and method for updating TV set application program |
| CN102063317A (en) * | 2010-12-22 | 2011-05-18 | Tcl集团股份有限公司 | Method and system for renewedly burning application program by embedded equipment |
| CN102253846A (en) * | 2010-05-21 | 2011-11-23 | 康佳集团股份有限公司 | Method for upgrading embedded system software |
| CN102346675A (en) * | 2010-08-03 | 2012-02-08 | 环达电脑(上海)有限公司 | System and method for updating drive program of embedded system |
| CN104572195A (en) * | 2014-12-31 | 2015-04-29 | 天津市飞跃兄弟测控技术有限公司 | Remote online device program updating method |
| CN105278990A (en) * | 2015-10-23 | 2016-01-27 | 中航华东光电有限公司 | Application program upgrading method |
| CN106909418A (en) * | 2017-02-13 | 2017-06-30 | 深圳市广和通无线股份有限公司 | SCM system update method and device |
| CN107515757A (en) * | 2017-09-04 | 2017-12-26 | 珠海格力电器股份有限公司 | Software program upgrade method and system, terminal |
| CN108572836A (en) * | 2018-06-01 | 2018-09-25 | 珠海格力电器股份有限公司 | Based on Embedded update method and device |
| CN108804221A (en) * | 2018-04-11 | 2018-11-13 | 百富计算机技术（深圳）有限公司 | Embedded system based on XIP modes and its method for optimizing resources |
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2007
- 2007-12-06 CN CNA2007101949216A patent/CN101169729A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510161A (en) * | 2009-03-30 | 2009-08-19 | 北京中星微电子有限公司 | Bootstrap implementing method, apparatus and portable electronic apparatus |
| CN101945226A (en) * | 2009-07-03 | 2011-01-12 | 康佳集团股份有限公司 | Device and method for updating TV set application program |
| CN102253846A (en) * | 2010-05-21 | 2011-11-23 | 康佳集团股份有限公司 | Method for upgrading embedded system software |
| CN102346675A (en) * | 2010-08-03 | 2012-02-08 | 环达电脑(上海)有限公司 | System and method for updating drive program of embedded system |
| CN102063317A (en) * | 2010-12-22 | 2011-05-18 | Tcl集团股份有限公司 | Method and system for renewedly burning application program by embedded equipment |
| CN104572195A (en) * | 2014-12-31 | 2015-04-29 | 天津市飞跃兄弟测控技术有限公司 | Remote online device program updating method |
| CN105278990A (en) * | 2015-10-23 | 2016-01-27 | 中航华东光电有限公司 | Application program upgrading method |
| CN106909418A (en) * | 2017-02-13 | 2017-06-30 | 深圳市广和通无线股份有限公司 | SCM system update method and device |
| CN107515757A (en) * | 2017-09-04 | 2017-12-26 | 珠海格力电器股份有限公司 | Software program upgrade method and system, terminal |
| CN108804221A (en) * | 2018-04-11 | 2018-11-13 | 百富计算机技术（深圳）有限公司 | Embedded system based on XIP modes and its method for optimizing resources |
| CN108804221B (en) * | 2018-04-11 | 2020-09-11 | 百富计算机技术（深圳）有限公司 | Embedded system based on XIP mode and resource optimization method thereof |
| CN108572836A (en) * | 2018-06-01 | 2018-09-25 | 珠海格力电器股份有限公司 | Based on Embedded update method and device |
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Open date: 20080430 |