CN1430142A - Device for realizing software down loading using single-chip processor in communication system and its method - Google Patents
Device for realizing software down loading using single-chip processor in communication system and its method Download PDFInfo
- Publication number
- CN1430142A CN1430142A CN 01145382 CN01145382A CN1430142A CN 1430142 A CN1430142 A CN 1430142A CN 01145382 CN01145382 CN 01145382 CN 01145382 A CN01145382 A CN 01145382A CN 1430142 A CN1430142 A CN 1430142A
- Authority
- CN
- China
- Prior art keywords
- software
- program
- chip microcomputer
- ram
- flash
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Stored Programmes (AREA)
- Information Transfer Between Computers (AREA)
Abstract
A device for downloading software by single-chip microprocessor in communication system is composed of a single-chip microprocessor, a RAM, a flash memory and relative peripheral logics. Its software downloading method includes such steps as running boot program, reading program running parameters from data standby region, transferring the primary application to program running region of RAM, submitting the program control to the application, downloading, storing the downloaded software in program parameter region, modifying the parameters of program parameter region, and restarting system.
Description
Technical field
The invention relates to a kind of apparatus and method of software download, particularly a kind of apparatus and method that are applied to utilize in the communication system chip microcontroller software download.
Background technology
The Internet is under some occasion, especially in communication system, often need the software of some hardware devices (as central processor CPU) in its system etc. is carried out edition upgrading, software upgrading with central processor CPU is operating as example: common technology is to adopt the method for remote download to finish, specifically, be exactly by the edition upgrading software of existing communication line download corresponding to this CPU, and simultaneously at this locality reservation prototype version software, during in order to failed download, still can recover or reactivate the CPU software of original version, thereby avoid because many former thereby systemic breakdowns of causing such as remote download error or interruption, with regard to above situation, for finishing above-mentioned operation, basically need adopt the higher hardware device of cost just can finish, not only exist cost to increase, the problem of buying difficulty, and exist interchangeability poor, shortcomings such as the difficult grasp of operative technique.
In sum, how to overcome the shortcoming that prior art exists, make hardware device updating operation (procurator accepts this suggestion: suggestion change into hardware device) can with more low-cost, mode of operation is finished more easily, real be urgency problem to be solved in the relevant software upgrading technical field of hardware device in the communication system.
Summary of the invention
In view of this, the present invention proposes a kind of devices and methods therefor that utilizes the chip microcontroller software download in communication system, its fundamental purpose is to provide a kind of devices and methods therefor that can utilize single-chip microcomputer the upgrading of the hardware device in the communication system to be realized the software remote download, and can provide the original backup function of the local program of hardware device to be upgraded, thereby reduction running cost, guarantee the security of operation, single-chip microcomputer is more widely used in communication system.
Technical scheme of the present invention is:
The invention provides the device that utilizes the chip microcontroller software download in a kind of communication system, which comprises at least: a single-chip microcomputer, one random access memory ram, one flash memory FLASH and corresponding external logical circuit, the P2 of wherein said single-chip microcomputer, the P0 mouth respectively with the height of described RAM, the height of low eight bit address lines and described flash memory FLASH, low eight bit address lines are connected, described single-chip microcomputer /WE end is connected with write signal gating end/WE of described RAM, described single-chip microcomputer /Rd signal and/PSEN signal mutually " with " after the result output to read gate end/OE of described RAM and described flash memory FLASH respectively, the P1.1 mouth of described single-chip microcomputer is connected with the A16 of described flash memory FLASH end;
Described single-chip microcomputer is used to deposit the boot of finishing in advance;
Described random access memory ram is used for after software download operation is finished or behind the software version update, moves the application program after upgrading, and its complementary space is used to deposit related data;
Described flash memory FLASH is as the data backup zone, and the program of being divided is data storage area and program parameter memory block, and its software partly is included in the main or standby application program of depositing in turn respectively in two zones;
Corresponding external logical circuit is used for 16 bit address lines of single-chip microcomputer are carried out logical combination, to export chip selection signal respectively to sheet choosing end, realizes the unified addressing of the whole storage area of described single-chip microcomputer.
The invention provides the method for utilizing the chip microcontroller software download in a kind of communication system, it comprises the following step at least:
(1) boot in the operation boot memory block;
(2) fetch program operational factor from the data backup district;
(3) primary application program is moved to the program run district of random access memory ram according to this program running parameter;
(4) return address in the modification storehouse gives sheet outer application program program control power;
(5) carry out software download according to user's request;
(6) the outer application program of sheet sends the software activation request message to program storage area;
Described software activation request message comprises the software version information that is moving at present, and up-to-date software version information;
Described software activation request message is sent to the software program district;
(7) compare version, when software version message is consistent, software program storehouse loopback acknowledge message, original program normally moves; Inconsistent as version information, promptly need to carry out software upgrading, the beginning software loading;
(8) the software download program is carried out initialization process;
(9) judge whether to receive the software package that is used for software upgrading;
(10) software package that receives leaves in the alternate program memory block of FLASH;
(11) after whole software package all correctly received, upgrade software was downloaded and is finished;
(12) rewrite the parameter in program parameter district;
(13) restarting systems.
Beneficial effect of the present invention is: adopt devices and methods therefor provided by the present invention, can realize utilizing single-chip microcomputer to carry out the remote download of software, to reach the edition upgrading of the hardware device that upgrade requirement is arranged, wherein the Redundancy Design of hardware provides the possibility of this upgrading, the flexible design of software has guaranteed the reliability of this upgrading, and the most of function of native system is realized by software, but and modularization, hardware cost is cheap, according to said method She Ji Single Chip Microcomputer (SCM) system can be saved manpower and cost, and has guaranteed the security of software download, updating operation.
Description of drawings
Fig. 1 utilizes the hardware block diagram of the device of chip microcontroller software download in communication system for the present invention;
Fig. 2 is the address assignment figure of each storer of the present invention;
Fig. 3 utilizes the process flow diagram of the method for chip microcontroller software download in communication system for the present invention.
Embodiment
The present invention is a kind of apparatus and method of utilizing the chip microcontroller software download in communication system, be applied among the software release upgrade of hardware device in the communication system (as CPU), and utilize simple single-chip microcomputer to finish, its embodiment sees also Fig. 1, Fig. 2, Fig. 3, is respectively the present invention utilizes the apparatus and method of chip microcontroller software download in communication system hardware block diagram, address assignment figure and process flow diagram.
At first, as shown in Figure 1, be hardware block diagram of the present invention, scm software download apparatus provided by the present invention can comprise a slice single-chip microcomputer at least, a slice RAM, a slice FLASH, external logical circuit, in the method for utilizing the chip microcontroller software download provided by the present invention, the actual model of used single-chip microcomputer is AT89C52, carry the 8Kbytes program storage in this single-chip microcomputer sheet, just in time can be used for depositing the boot of finishing in advance, if when tape program storer or program memory space are not big inadequately in the single-chip microcomputer sheet, must add the extender storer again.
RAM uses IS62C256, band 32Kbytes storage space in this RAM sheet, reality uses address realm to be 2000H～7FFFH, because finish, after the version updating in software download, application program will be moved in this RAM to move, and has segment space also to want store data in the RAM simultaneously, for realizing this function, single-chip microcomputer /RD and/PSEN signal mutually " with " after output to read gate end/OE of RAM, the program space is mixed mutually with data space.The high and low eight bit address lines of RAM are connected with P2, the P0 mouth of single-chip microcomputer respectively, write signal gating end/WE and single-chip microcomputer /WE is connected.
Flash memory FLASH uses SST29EE010, band 256Kbytes storage space in this FLASH sheet, reality is only used the 64Kbytes storage space, be 8000H～FFFFH and 18000H～1FFFFH, above two zones deposit active and standby application area respectively in turn, change FLASH address wire A16 by controller general I/O mouth P1.1 and realize; Equally, single-chip microcomputer /RD and/PSEN signal mutually " with " after output to read gate end/OE of FLASH, the high and low eight bit address lines of FLASH are connected with P2, the P0 mouth of single-chip microcomputer respectively, write signal gating end/WE and single-chip microcomputer /WE is connected;
In this device, the active and standby program area of boot memory block in the single-chip microcomputer, the data of RAM and application area, FLASH is a unified addressing, the boot memory block is 0000H～1FFFH, RAM is 2000H～7FFFH, FLASH is 8000H～FFFFH and 18000H～1FFFFH, we utilize external logical circuit, 16 bit address lines to single-chip microcomputer carry out logical combination, export respectively chip selection signal/RAM_CS and/FLASH_CS gives the sheet choosing end of RAM and FALSH, to realize the unified addressing of each storage area.In addition, the octal latch that needs for data/address multiplex of realizing single-chip microcomputer P0 mouth, gate circuit that some are necessary are also by external logical circuit realization;
Then, referring to Fig. 2, be memory allocation scheme of the present invention, an internal processes memory block that exists among the CPU is as the boot memory block, if (that adopt in the communication system is the CPU that does not have internal storage ROM, then can externally expand a FLASH as the boot memory block, the address is from 0x0000 to 0xA, the different single-chip microcomputer that the value viewing system of A adopts and deciding, as what adopt is the single-chip microcomputer of 51 models, and then the value of A is 0x1000, if employing is the single-chip microcomputer of 52 models, then the value of A is 0x2000, and the ROM's that comprises with the CPU inside of adopting is big or small consistent; Outside RAM storage space is divided into three parts artificially, and wherein use as general program in the address ram zone of 0x0000 to 0xA, deposits the value of the variable that produces in the program operation process; It is data RAM and program ROM that address ram begins to the regional time-sharing multiplex of 0xB from 0xA, during the boot operation, use as data RAM in this zone, and boot copies application program this zone of RAM to from the selected program storage area that is arranged in FLASH; During the application program operation, this zone is used as program ROM; The neglecting size of application programs greatly of this zone and deciding generally is (64K-0xA)/2.The zone of 0xB-0x3FFF keeps among the RAM, when CPU usefulness is positioned at the access external data space, address in this data address interval, will choose FLASH in the external hardware circuit logic of this device; The address space of FLASH addresses as data space, is divided into 6, two reserve areas, and two program storage areas are with two corresponding two program parameter districts of program storage area.The two piece zones of address 0x00000 to 0xB and 0x10000 to 0x10000+0xB are retained, because this address space is taken by RAM, the size in every program parameter district is 128 bytes, the address is from 0xFF80 to 0xFFFF and from 0x1FF80 to 0x1FFFF, be used for depositing the parameter that some boot and software download will be used, as the program in the program storage area corresponding with this parameter region is main with program or alternate program, boot only will be led to move among the RAM with program and carry out, the program effective marker, when program is downloaded, after downloading successfully, software is put this sign; The size of program storage area is (64K-0xA)/2-128 byte; The value of the start address 0xC of program storage area 1 equals 0xB; The value of the start address 0xE of program storage area 2 equals 0x10000+0xB; For CPU, because it has only 16 address wires, address space has only 64k, the address of these two program storage areas be overlapping fully, do not add differentiation, the 17th bit address line A16 of I/O mouth signal control FLASH that can only be by CPU distinguishes; So these two are physically located at same program storage area and parameter region among the FLASH logically is two independent F LASH.These two in logic independently program storage area distinguish by address wire A16;
Referring to Fig. 3, in communication system, utilize the program flow diagram of the method for chip microcontroller software download for the present invention, after powering on, the boot in sheet internal program district is at first moved, it is fetch program operational factor 301 from two program parameter districts, determine that according to the parameter that reads which piece program backup district is the program storage area that will move again, which piece is standby program storage area, and the program that will carry out is moved the program run district 302 of RAM, by revising the return address in the storehouse, give sheet outer application program 303 program control power, application program sends software activation request message 304 to the procedure stores storehouse outside sheet, the software version information that in the software activation request message, includes the program of moving at present, also in store up-to-date software version in the software program storehouse, the software activation request message 305 that this device sends is received in the software program storehouse, the software version information that the software version information received and it are preserved itself compares 306, if version information unanimity, the software program storehouse is with regard to the message of an affirmation of loopback, this device is received after this acknowledge message, the just normal operation of program goes down 307, inconsistent as version information, promptly need to carry out software upgrading, beginning software loading flow process, at first carry out software download initialization 308, judge whether to receive the software package that is used for software upgrading, receive operation and finish 309 by the Serial Port Line that connects this device and software program storehouse usually, and it is deposited in alternate program memory block 310 among the FLASH, after whole software packages all correctly receives, software download finishes 311, rewrite parameter region 312, promptly utilize this method to revise and alternate program memory block corresponding programs parameter region, the active and standby of parameter region is changed to 1 with sign, like this when this device restarts next time, boot can be according to the active and standby sign of using in program parameter district, the program that newly loads moved among the RAM carry out, restart 313 at last.
Claims (5)
1. device that in communication system, utilizes the chip microcontroller software download, it is characterized in that, which comprises at least: a single-chip microcomputer, one random access memory ram, one flash memory FLASH and corresponding external logical circuit, the P2 of wherein said single-chip microcomputer, the P0 mouth respectively with the height of described RAM, the height of low eight bit address lines and described flash memory FLASH, low eight bit address lines are connected, described single-chip microcomputer /WE end is connected with write signal gating end/WE of described RAM, described single-chip microcomputer /Rd signal and/PSEN signal with after the result output to read gate end/OE of described RAM and described flash memory FLASH respectively, the P1.1 mouth of described single-chip microcomputer is connected with the A16 of described flash memory FLASH end;
Described single-chip microcomputer is used to deposit the boot of finishing in advance;
Described random access memory ram is used for after software download operation is finished or behind the software version update, moves the application program after upgrading, and its complementary space is used to deposit related data;
Described flash memory FLASH is as the data backup zone, and the program of being divided is data storage area and program parameter memory block, and its software partly is included in the main or standby application program of depositing in turn respectively in two zones;
Corresponding external logical circuit is used for 16 bit address lines of single-chip microcomputer are carried out logical combination, to export chip selection signal respectively to sheet choosing end, realizes the unified addressing of the whole storage area of described single-chip microcomputer.
2. the device that utilizes the chip microcontroller software download in communication system as claimed in claim 1 is characterized in that, described single-chip microcomputer is the single-chip microcomputer that carries program storage in the sheet.
3. the device that utilizes the chip microcontroller software download in communication system as claimed in claim 1 is characterized in that, described single-chip microcomputer is the single-chip microcomputer that adds the extender storer.
4. a method of utilizing the chip microcontroller software download in communication system is characterized in that, which comprises at least following steps:
(1) boot in the operation boot memory block;
(2) fetch program operational factor from the data backup district;
(3) primary application program is moved to the program run district of random access memory ram according to this program running parameter;
(4) return address in the modification storehouse gives sheet outer application program program control power;
(5) carry out software download according to user's request;
(6) the outer application program of sheet sends the software activation request message to program storage area;
Described software activation request message comprises the software version information that is moving at present,
And up-to-date software version information;
Described software activation request message is sent to the software program district;
(7) compare version, when software version message is consistent, software program storehouse loopback acknowledge message, original program normally moves; Inconsistent as version information, promptly need to carry out software upgrading, the beginning software loading;
(8) the software download program is carried out initialization process;
(9) judge whether to receive the software package that is used for software upgrading;
(10) software package that receives leaves in the alternate program memory block of FLASH;
(11) after whole software package all correctly received, upgrade software was downloaded and is finished
(12) rewrite the parameter in program parameter district; And
(13) system restart.
5. the method for utilizing the chip microcontroller software download in communication system as claimed in claim 4 is characterized in that, when rewriting the parameter in program parameter district, the active and standby of parameter region is changed to 1 with sign, and making the routine denotation of just having downloaded is primary application program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011453826A CN100426220C (en) | 2001-12-29 | 2001-12-29 | Device for realizing software down loading using single-chip processor in communication system and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011453826A CN100426220C (en) | 2001-12-29 | 2001-12-29 | Device for realizing software down loading using single-chip processor in communication system and its method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1430142A true CN1430142A (en) | 2003-07-16 |
| CN100426220C CN100426220C (en) | 2008-10-15 |
Family
ID=4678174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011453826A Expired - Fee Related CN100426220C (en) | 2001-12-29 | 2001-12-29 | Device for realizing software down loading using single-chip processor in communication system and its method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100426220C (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294489C (en) * | 2004-08-31 | 2007-01-10 | 四川长虹电器股份有限公司 | Program updating method of single chip processor |
| CN100351797C (en) * | 2003-08-19 | 2007-11-28 | 华为技术有限公司 | On-line updating method and apparatus of single-chip apparatus |
| CN100354825C (en) * | 2006-08-02 | 2007-12-12 | 华为技术有限公司 | Software staging and back spacing method |
| CN100368995C (en) * | 2006-01-17 | 2008-02-13 | 华为技术有限公司 | Upgrading device and method in operation for monolithic processor system |
| CN100383737C (en) * | 2005-01-12 | 2008-04-23 | 华为技术有限公司 | SCM online loading and updating method and system |
| CN100428829C (en) * | 2006-08-25 | 2008-10-22 | 华为技术有限公司 | Method and system for base station node emigration |
| CN1980447B (en) * | 2005-12-06 | 2010-06-16 | 中兴通讯股份有限公司 | Smooth upgrading method of communication system software edition |
| CN101872306A (en) * | 2009-04-21 | 2010-10-27 | 京信通信系统（中国）有限公司 | Embedded system for realizing software updating and software backup and implementation method thereof |
| CN101950262A (en) * | 2010-10-20 | 2011-01-19 | 深圳市开立科技有限公司 | Method and device for realizing safe mode in embedded system |
| CN102043614A (en) * | 2009-10-12 | 2011-05-04 | 无锡华润矽科微电子有限公司 | Secondary development system and method |
| CN101047457B (en) * | 2005-10-10 | 2011-08-31 | 三星电子株式会社 | Digital broadcasting processing device and upgrade method of bootloader for the same |
| CN102567054A (en) * | 2011-12-22 | 2012-07-11 | 深圳市大富科技股份有限公司 | Control method of two-tower amplifier and corresponding device |
| CN101599020B (en) * | 2008-06-03 | 2013-03-06 | 晨星软件研发(深圳)有限公司 | Method for downloading and executing program codes from microprocessor and communication device thereof |
| CN103677941A (en) * | 2013-12-27 | 2014-03-26 | 北京大唐智能卡技术有限公司 | Method and device for upgrading intelligent card operation system module |
| CN104158657A (en) * | 2014-07-16 | 2014-11-19 | 中兴通讯股份有限公司 | Information processing method and device, as well as encryption equipment |
| CN105574127A (en) * | 2015-12-12 | 2016-05-11 | 天津南大通用数据技术股份有限公司 | Quasi real-time disaster recovery method of distributed database system |
| CN109491678A (en) * | 2018-11-16 | 2019-03-19 | 重庆瑞盾科技发展有限公司 | A kind of communication monitoring terminal data acquisition system and acquisition method |
| CN110264452A (en) * | 2019-06-18 | 2019-09-20 | 江苏通佑视觉科技有限公司 | A kind of workpiece inspection method, device, equipment and storage medium |
| CN112084013A (en) * | 2019-06-13 | 2020-12-15 | 合肥杰发科技有限公司 | Program calling method, chip and computer storage medium |
| CN113535248A (en) * | 2021-06-24 | 2021-10-22 | 合肥松豪电子科技有限公司 | TP chip power-on starting method for reducing SRAM space |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6074435A (en) * | 1997-10-30 | 2000-06-13 | Telefonakiebolaget Lm Ericsson (Publ) | Remote software download with automatic adjustment for data access compatibility |
| JP3477705B2 (en) * | 2000-05-11 | 2003-12-10 | 日本電気株式会社 | Software download apparatus and method in subscriber wireless system |
-
2001
- 2001-12-29 CN CNB011453826A patent/CN100426220C/en not_active Expired - Fee Related
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100351797C (en) * | 2003-08-19 | 2007-11-28 | 华为技术有限公司 | On-line updating method and apparatus of single-chip apparatus |
| CN1294489C (en) * | 2004-08-31 | 2007-01-10 | 四川长虹电器股份有限公司 | Program updating method of single chip processor |
| CN100383737C (en) * | 2005-01-12 | 2008-04-23 | 华为技术有限公司 | SCM online loading and updating method and system |
| CN101047457B (en) * | 2005-10-10 | 2011-08-31 | 三星电子株式会社 | Digital broadcasting processing device and upgrade method of bootloader for the same |
| CN1980447B (en) * | 2005-12-06 | 2010-06-16 | 中兴通讯股份有限公司 | Smooth upgrading method of communication system software edition |
| CN100368995C (en) * | 2006-01-17 | 2008-02-13 | 华为技术有限公司 | Upgrading device and method in operation for monolithic processor system |
| CN100354825C (en) * | 2006-08-02 | 2007-12-12 | 华为技术有限公司 | Software staging and back spacing method |
| CN100428829C (en) * | 2006-08-25 | 2008-10-22 | 华为技术有限公司 | Method and system for base station node emigration |
| CN101599020B (en) * | 2008-06-03 | 2013-03-06 | 晨星软件研发(深圳)有限公司 | Method for downloading and executing program codes from microprocessor and communication device thereof |
| CN101872306A (en) * | 2009-04-21 | 2010-10-27 | 京信通信系统（中国）有限公司 | Embedded system for realizing software updating and software backup and implementation method thereof |
| CN101872306B (en) * | 2009-04-21 | 2013-03-20 | 京信通信系统（中国）有限公司 | Embedded system for realizing software updating and software backup and implementation method thereof |
| CN102043614A (en) * | 2009-10-12 | 2011-05-04 | 无锡华润矽科微电子有限公司 | Secondary development system and method |
| CN101950262A (en) * | 2010-10-20 | 2011-01-19 | 深圳市开立科技有限公司 | Method and device for realizing safe mode in embedded system |
| CN102567054A (en) * | 2011-12-22 | 2012-07-11 | 深圳市大富科技股份有限公司 | Control method of two-tower amplifier and corresponding device |
| CN102567054B (en) * | 2011-12-22 | 2015-05-20 | 深圳市大富科技股份有限公司 | Control method of two-tower amplifier and corresponding device |
| CN103677941A (en) * | 2013-12-27 | 2014-03-26 | 北京大唐智能卡技术有限公司 | Method and device for upgrading intelligent card operation system module |
| CN104158657A (en) * | 2014-07-16 | 2014-11-19 | 中兴通讯股份有限公司 | Information processing method and device, as well as encryption equipment |
| CN105574127A (en) * | 2015-12-12 | 2016-05-11 | 天津南大通用数据技术股份有限公司 | Quasi real-time disaster recovery method of distributed database system |
| CN109491678A (en) * | 2018-11-16 | 2019-03-19 | 重庆瑞盾科技发展有限公司 | A kind of communication monitoring terminal data acquisition system and acquisition method |
| CN112084013A (en) * | 2019-06-13 | 2020-12-15 | 合肥杰发科技有限公司 | Program calling method, chip and computer storage medium |
| CN112084013B (en) * | 2019-06-13 | 2024-04-05 | 武汉杰开科技有限公司 | Program calling method, chip and computer storage medium |
| CN110264452A (en) * | 2019-06-18 | 2019-09-20 | 江苏通佑视觉科技有限公司 | A kind of workpiece inspection method, device, equipment and storage medium |
| CN110264452B (en) * | 2019-06-18 | 2023-08-04 | 江苏通佑视觉科技有限公司 | Workpiece detection method, device, equipment and storage medium |
| CN113535248A (en) * | 2021-06-24 | 2021-10-22 | 合肥松豪电子科技有限公司 | TP chip power-on starting method for reducing SRAM space |
| CN113535248B (en) * | 2021-06-24 | 2024-05-28 | 合肥松豪电子科技有限公司 | TP chip power-on starting method for reducing SRAM space |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100426220C (en) | 2008-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100426220C (en) | Device for realizing software down loading using single-chip processor in communication system and its method | |
| JP3364356B2 (en) | Memory rewriting device | |
| US5835760A (en) | Method and arrangement for providing BIOS to a host computer | |
| US6754793B2 (en) | Method for flashing ESCD and variables into a ROM | |
| US8495608B2 (en) | Communicating with an update logic image | |
| CN101414264B (en) | Method for updating software version | |
| US20020194423A1 (en) | Information processing apparatus and method therefor, and recording medium | |
| EP0847001A2 (en) | Method and arrangement for allowing a computer to communicate with a data storage device | |
| CN101013351A (en) | Hard disk drive cache memory and playback device | |
| KR20010043153A (en) | Split file system | |
| CN102246151B (en) | Storage arrangement and control method thereof | |
| AU4105999A (en) | Recoverable software installation process and apparatus for a computer system | |
| CN101872306B (en) | Embedded system for realizing software updating and software backup and implementation method thereof | |
| JPH07210395A (en) | Firmware maintenance system | |
| US6691219B2 (en) | Method and apparatus for 24-bit memory addressing in microcontrollers | |
| CN112596808A (en) | Parameter storage mechanism of embedded system | |
| CN115220758B (en) | Method for on-line upgrading of single chip microcomputer firmware | |
| CN100351797C (en) | On-line updating method and apparatus of single-chip apparatus | |
| JPH11110218A (en) | Firmware rewriting device | |
| JPH11265282A (en) | Controller for automatic vending machine | |
| CN1658161A (en) | System with primary application and spare program and starting method | |
| US6182207B1 (en) | Microcontroller with register system for the indirect accessing of internal memory via auxiliary register | |
| CN1797336A (en) | Equipment and method of system software capable of updating embedded type system automatically | |
| CN1297200A (en) | Method and device for configuration of data processing system after reset | |
| CN1165001C (en) | Reset device and method for active program in intelligent computer system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHENG CITY ZTE CO., LTD. Free format text: FORMER OWNER: SHENZHENG CITY ZTE CO., LTD. SHANGHAI SECOND INSTITUTE Effective date: 20030730 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20030730 Applicant after: Zhongxing Communication Co., Ltd., Shenzhen City Applicant before: Shanghai Inst. of No.2, Zhongxing Communication Co., Ltd., Shenzhen City |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081015 Termination date: 20131229 |