CN104636166B - A kind of NandFlash firmware burnings device and method for burn-recording - Google Patents
A kind of NandFlash firmware burnings device and method for burn-recording Download PDFInfo
- Publication number
- CN104636166B CN104636166B CN201510062818.0A CN201510062818A CN104636166B CN 104636166 B CN104636166 B CN 104636166B CN 201510062818 A CN201510062818 A CN 201510062818A CN 104636166 B CN104636166 B CN 104636166B
- Authority
- CN
- China
- Prior art keywords
- nandflash
- firmware
- submodule
- primary module
- piece
- 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.)
- Active
Links
Abstract
The present invention relates to a kind of NandFlash firmware burnings device and method for burn-recording, and for carrying out firmware batch burning to NandFlash chips in process of production, the burning device includes primary module and N number of submodule；Described primary module includes the first CPU and the first SDRAM, NandFlash, the first NorFlash, LCD liquid crystal display, USB2.0 interface circuits, USB1.0 interface circuits, MINI_USB interface circuits and the first serial circuit that are connected with the first CPU；Described submodule includes the 2nd CPU and the 2nd SDRAM, the 2nd NorFlash, usb circuit, second serial circuit, LED light and the SOCKET sockets that are connected with the 2nd CPU；Described USB2.0 interface circuits are connected through USB HUB equipment with described usb circuit.The purpose of the present invention is to realize the direct chip programming to NandFlash, and supports to use various chips programming scheme, is realized to the file system mounted of NandFlash subregions.
Description
Technical field
The present invention relates to Device Programming technical field, Linux platform is based particularly on, is related to MTD equipment（memory
Technology device memory techniques equipment）Erasable control, the high-volume NandFlash cores mainly for the production of during
Filled under the firmware of piece.
Background technology
Most of electronic products all uses NandFlash as storage device at present.Therefore need to carry out NandFlash
Firmware is pre-installed, and the lower dress method of tradition is that NandFlash is welded on mainboard and turns to be made into complete machine, recycles PC to use
Samba softwares carry out ISP to the complete machine assembled（In System Program in-system programmings）Filled under firmware, due to
Bad block in NandFlash is random distribution, and bad block scan can not be carried out to chip before lower dress.If sent out when being filled under complete machine
Existing chip belongs to defective products, then needs to blow down chip and weld new chip again, and process is numerous and diverse and lower dress firmware is larger, mistake
Cheng Feichang takes.In order to improve production efficiency therefore need to invent a kind of cd-rom recorder and the NandFlash of batch pre-install to consolidate
Part.Fig. 1 is referred to, the basic preparation of cd-rom recorder on the market now is：PC, a programmable device and supporting with programmable device
Drive software.And the SOCKET of a cd-rom recorder（For inserting the stand of pending element）Not only the number of chips of burning has
Limit and be running stores, if damage can only be by complete machine depot repair, and the requirement to operating personnel is also higher, so hair
Bright one can not connect computer energy independent work, simple to operate, and the cd-rom recorder that can extend numerous individual modules on demand seems
It is increasingly urgent.
The content of the invention
The purpose of the present invention is to realize the direct chip programming to NandFlash, and supports to use various chips programming side
Case, realize to the file system mounted of NandFlash subregions.Modularized design is used simultaneously, is convenient to manage and safeguards.
The present invention is realized using following scheme：A kind of NandFlash firmware burnings device, for right in process of production
NandFlash chips carry out firmware batch burning, it is characterised in that：The NandFlash firmware burning devices are based on Linux texts
Part system includes primary module and N number of submodule；Wherein N is the natural number not less than 1；
Described primary module includes the first CPU and the first SDRAM being connected with the first CPU, NandFlash, first
NorFlash, LCD liquid crystal display, USB2.0 interface circuits, USB1.0 interface circuits, MINI_USB interface circuits and first serial
Circuit；
Described submodule include the 2nd CPU and be connected with the 2nd CPU the 2nd SDRAM, the 2nd NorFlash,
Usb circuit, second serial circuit, LED light and SOCKET sockets；Described USB2.0 interface circuits are through USB
HUB equipment is connected with described usb circuit.
Further, described first serial circuit has five serial ports.
The present invention separately provides a kind of method for burn-recording of above-mentioned NandFlash firmware burnings device, it is characterised in that including following
Step：
S01：Whether primary module automatic detection has USB flash disk insertion, if not entering into S03, otherwise detects whether to exist newest
Firmware, if not entering into S03, otherwise into S02；
S02：Firmware renewal is carried out, while LCD liquid crystal displays renewal process, renewal are finished into S03；
S03：Whether primary module is started shooting by USB detection sub-modules；
S04：When there is submodule start, then whether detection sub-module firmware is newest, if into S05, otherwise primary module
Sub- module firmware is automatically updated by USB, at the same primary module LCD liquid crystal displays renewal process, submodule after renewal
Block, which is restarted, standby enters S05；
S05：Submodule detection burning/recording chip whether there is, and if there is S06 is then entered, otherwise notify primary module chip not
In place, and by LCD show；
S06：Primary module notice burns piece；
S07：Submodule BOB(beginning of block) burns piece, and primary module LCD liquid crystal displays show progress；
S08：Piece is burnt to complete to obtain result.
Further, the NandFlash firmware burning devices are to be based on Linux file system, during burning piece, submodule meeting
Automatic loading and parsing configuration file, and according to the configuration information of configuration file, to burning piece side corresponding to the execution of corresponding file
Case.
Further, the burning piece scheme includes：
Scheme 1：MTD character devices are opened, firmware is written on corresponding address；
Scheme 2：MTD block devices are mounted to file, compressed package is unziped into carry path afterwards, after the completion of verify institute
There is file, finally unload block device；
Scheme 3：MTD block devices are mounted to file, default Shell processing scripts in configuration file is read and holds
OK, block device is unloaded after the completion of.
Further, piece Row control will be burnt and burn piece operation execution and be divided into two parts, primary module carries out burning piece flow control
System, submodule performs according to the order of primary module burns piece operation, each submodule independent operating.
The purpose of the present invention is realized to large batch of NandFlash direct chips programming, and breaks away from PC independent work,
Cd-rom recorder that is simple to operate and can extending numerous individual modules on demand, primary module and submodule are completely only in hardware design
Vertical, primary module is only powered and communicated to submodule by USB, has following advantage compared to traditional cd-rom recorder：
1st, the direct programming to NandFlash chips is realized；
2nd, programming directly is carried out to chip using chip carrier, it is not necessary in the case where being assembled into after complete machine chip on board being carried out again
Dress, save the workload for using and being filled under ISP modes in the past.Underproof NandFlash cores can be screened out before welding simultaneously
Piece, to ensure that each chip being welded on plate can normal use；
3rd, PC independent work is broken away from, primary module is powered by USB to submodule and data communication wiring is simple, easily
Left-hand seat；
4th, the present invention uses modularized design, and can extend numerous submodules by Hub can burn piece quantity so as to increase, and
And independent work is not interfere with each other between each submodule, it is easy to the upgrade maintenance of software and hardware for example：
（1）In use if some submodule breaks down, new module can be used directly and be replaced, without
Need to carry out complete machine maintenance overhaul, and be easily changed using detachable SOCKET stands；
（2）It may need that certain chips is performed into specific programming operation temporarily in use, it is only necessary to by some
The firm file of submodule individually update, and without being updated to complete machine, greatly reduces workload；
（3）Each module independent operating shields mutual interference problem, ensure that burning tablet quality；
Directly chip is carried out erasable, it is not necessary to chip on board is downloaded again after complete machine is assembled into, saved in the past
Use the workload filled under ISP modes.Underproof NandFlash chips can be screened out before welding simultaneously, it is every to ensure
The individual chip being welded on plate can normal use.
Brief description of the drawings
Fig. 1 is the structure principle chart of traditional firmware burning device.
Fig. 2 is the structure principle chart of the embodiment of the present invention.
Fig. 3 is the software control flow chart of the embodiment of the present invention.
Embodiment
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to the present invention
Embodiment be described in detail.
Detail is elaborated in the following description in order to fully understand the present invention.But the present invention can with it is a variety of not
Other manner described here is same as to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention
Like popularization.Therefore the present invention is not limited by following public embodiment.
The cd-rom recorder of the present embodiment is the NandFlash firmware burning devices based on Linux file system, for producing
Firmware batch burning is carried out to NandFlash chips in journey.It controls prolongable multiple submodule to carry out by a primary module
Piece is burnt, method for burn-recording is to be based on Linux file system, and it is completely customizable to burn piece flow.
As shown in Fig. 2 the present invention uses modularized design scheme.The NandFlash firmware burning devices, for producing
Firmware batch burning is carried out to NandFlash chips in journey, it includes primary module and N number of submodule；Wherein N is not less than 1
Natural number；Described primary module includes the first CPU and the first SDRAM being connected with the first CPU, NandFlash, first
NorFlash, LCD liquid crystal display, USB2.0 interface circuits, USB1.0 interface circuits, MINI_USB interface circuits and first serial
Circuit；Described submodule includes the 2nd CPU and connect with the 2nd CPU the 2nd SDRAM, the 2nd NorFlash, USB being connected
Mouth circuit, second serial circuit, LED light and SOCKET sockets；Described USB2.0 interface circuits are through USB HUB equipment
It is connected with described usb circuit.
Preferably, described first serial circuit has five serial ports.
Specifically, the major function of primary module of the present invention is that each submodule is managed and controlled, each height is checked
The burning piece bag version of module, and the running status of each submodule is monitored in real time, and status information is included on liquid crystal display.Respectively
Individual submodule is completely self-contained in hardware design, is communicated using only USB with primary module.In terms of Software for Design, main mould
Block is corresponded to each submodule and all handled using single thread, is independent of each other between each thread.Its method for burn-recording includes
Below scheme：S01：Whether primary module automatic detection has USB flash disk insertion, if not entering into S03, otherwise detects whether to exist newest
Firmware, if not entering into S03, otherwise into S02；S02：Firmware renewal, while LCD liquid crystal displays renewal process are carried out, more
Newly finish into S03；S03：Whether primary module is started shooting by USB detection sub-modules；S04：When there is submodule start, then detection is sub
Whether module firmware is newest, if into S05, otherwise primary module is automatically updated by USB to sub- module firmware, simultaneously
Primary module LCD liquid crystal displays update process, and submodule, which is restarted, after renewal standby enters S05；S05：Submodule detects burning
Chip whether there is, and if there is S06 is then entered, otherwise notify that primary module chip is not in place, and show by LCD；
S06：Primary module notice burns piece；S07：Submodule BOB(beginning of block) burns piece, and primary module LCD liquid crystal displays show progress；S08：Piece is burnt to complete to obtain
Take result.
Specifically, as shown in figure 3, need to carry out firm file bag renewal before burning piece.The U that will first have firm file bag
Disk is connected to primary module USB2.0 interfaces, and primary module can check the version of the firm file bag, if version is different, will burn piece text
Part packet replication is backed up to the NandFlash of primary module with updating.
Primary module is completed after burning the renewal of piece bag, opens the power supply of all submodules, and primary module can inquire about each submodule
Piece bag version is burnt, if version is different, backup can be burnt piece bag automatically and be issued to corresponding submodule by USB by primary module.Son
Module can by burn piece bag be stored in inside SD card, complete transmission after, submodule BOB(beginning of block) to burn piece bag unpack, and to unpacking after
Each file carry out SHA verifications, after the completion of submodule i.e. complete renewal.Because each submodule is all independent operating,
It is to carry out simultaneously to update operation.Complete submodule automatic shutdown after updating.
When burn piece operation, the NandFlash chips of sky are first put into chip carrier（SOCKET sockets）On, unlatching pair
The submodule power supply answered.Primary module can check the burning piece version information of submodule after startup, and after confirming correctly, submodule can be automatic
The configuration file obtained when piece bag unpacks is burnt in loading, the programming scheme that each firmware file is set according to configuration file, burns
NandFlash is write to correspond in the corresponding address of subregion.Submodule is notified that primary module burns piece result after completion, and closes automatically
Machine.Primary module is shown to piece result is burnt on liquid crystal display simultaneously.
During burning piece, submodule can load and parse automatically configuration file, and according to the configuration information of configuration file, it is right
Corresponding file burns piece scheme corresponding to performing.
Scheme 1：MTD character devices are opened, firmware is written on corresponding address；
Scheme 2：MTD block devices are mounted to file, compressed package is unziped into carry path afterwards, after the completion of verify institute
There is file, finally unload block device；
Scheme 3：MTD block devices are mounted to file, default Shell processing scripts in configuration file is read and holds
OK, block device is unloaded after the completion of；
In summary, it is a feature of the present invention that supporting to use various chips programming scheme.Can simultaneously programming chip-count
, in theory can be with more than 100 submodules of carry depending on the submodule number of carry, and by the expansion of USB HUB equipment
Block.And corresponding single submodule, modularized processing is all taken in the design of software and hardware, ensures each submodule fortune
Capable independence, so as to avoid interfering between submodule.
On the other hand, by setting configuration file, the programming processing mode of all firmwares can be controlled, can be met at present
All demands of production, eliminate and operation is filled under in the past numerous and diverse serial ports.And support to enter using Shell scripts in configuration file
Row specially treated, can complete all tasks manageable under Linux terminal, and the function has very strong practicality
Property.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical scheme makes possible variation and modification, therefore, every content without departing from technical solution of the present invention, according to the present invention
Any simple modifications, equivalents, and modifications made to above example of technical spirit, belong to technical solution of the present invention
Protection domain.It the foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent
Change and modify, should all belong to the covering scope of the present invention.
Claims (5)
1. a kind of method for burn-recording of NandFlash firmware burnings device, it is characterised in that the NandFlash firmware burning devices are bases
In Linux file system, including primary module and N number of submodule；Described primary module include the first CPU and with this first
The first SDRAM, NandFlash, the first NorFlash, LCD liquid crystal display, USB2.0 interface circuits, the USB1.0 interface of CPU connections
Circuit, MINI_USB interface circuits and first serial circuit；Described submodule include the 2nd CPU and with the 2nd CPU
The 2nd SDRAM, the 2nd NorFlash, usb circuit, second serial circuit, LED light and the SOCKET of connection are inserted
Seat；Described USB2.0 interface circuits are connected through USB HUB equipment with described usb circuit,
The method for burn-recording comprises the following steps：
S01：Whether primary module automatic detection has USB flash disk insertion, if not entering into S03, otherwise detects whether latest firmware be present,
If not entering into S03, otherwise into S02；
S02：Firmware renewal is carried out, while LCD liquid crystal displays show renewal process, renewal is finished into S03；
S03：Whether primary module is started shooting by USB detection sub-modules；
S04：When there is submodule start, then whether detection sub-module firmware is newest, if into S05, otherwise primary module passes through
USB automatically updates to sub- module firmware, while primary module LCD liquid crystal displays show renewal process, submodule after renewal
Restart and standby enter S05；
S05：Submodule detection burning/recording chip whether there is, and if there is S06 is then entered, otherwise notify primary module chip not exist
Position, and shown by LCD；
S06：Primary module notice burns piece；
S07：Submodule BOB(beginning of block) burns piece, and primary module LCD liquid crystal displays show progress；
S08：Piece is burnt to complete to obtain result.
A kind of 2. method for burn-recording of NandFlash firmware burnings device according to claim 1, it is characterised in that：Described
First serial circuit has five serial ports.
3. the method for burn-recording of NandFlash firmware burnings device according to claim 1, it is characterised in that：The NandFlash
Firmware burning device is to be based on Linux file system, and during burning piece, submodule can load and parse automatically configuration file, and root
According to the configuration information of configuration file, corresponding burning piece scheme is performed to corresponding file.
4. the method for burn-recording of NandFlash firmware burnings device according to claim 3, it is characterised in that：The burning piece side
Case includes：
Scheme 1：MTD character devices are opened, firmware is written on corresponding address；
Scheme 2：MTD block devices are mounted to file, compressed package is unziped into carry path afterwards, after the completion of verify all texts
Part, finally unload block device；
Scheme 3：MTD block devices are mounted to file, default Shell processing scripts in configuration file is read and performs, it is complete
Into rear unloading block device.
5. the method for burn-recording of NandFlash firmware burnings device according to claim 4, it is characterised in that：Piece flow will be burnt
Control and burning piece operation execution are divided into two parts, and primary module is carried out burning piece Row control, and submodule is held according to the order of primary module
Row burns piece operation, each submodule independent operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510062818.0A CN104636166B (en) | 2015-02-06 | 2015-02-06 | A kind of NandFlash firmware burnings device and method for burn-recording |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510062818.0A CN104636166B (en) | 2015-02-06 | 2015-02-06 | A kind of NandFlash firmware burnings device and method for burn-recording |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104636166A CN104636166A (en) | 2015-05-20 |
| CN104636166B true CN104636166B (en) | 2018-02-09 |
Family
ID=53214962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510062818.0A Active CN104636166B (en) | 2015-02-06 | 2015-02-06 | A kind of NandFlash firmware burnings device and method for burn-recording |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104636166B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170293478A1 (en) * | 2016-04-11 | 2017-10-12 | Tyco Fire & Security Gmbh | Fire detection system with automatic firmware updating |
| CN106445737B (en) * | 2016-09-12 | 2023-03-10 | 恒为科技（上海）股份有限公司 | Multi-backup starting method |
| CN106951277A (en) * | 2017-02-15 | 2017-07-14 | 青岛亿联客信息技术有限公司 | Multi-chip firmware program updating method and multi-chip firmware program updating system |
| CN108205444B (en) * | 2017-12-21 | 2021-12-14 | 江西帝晶光电有限公司 | High-efficient CTP program burns record test processing system |
| CN108334453B (en) * | 2018-02-28 | 2021-07-20 | 深圳创维数字技术有限公司 | File debugging method and device, terminal equipment and storage medium |
| CN108848120B (en) * | 2018-05-02 | 2021-05-18 | 深圳创维－Rgb电子有限公司 | System for upgrading smart television mainboard software in batch and implementation method |
| CN109783116A (en) * | 2019-01-15 | 2019-05-21 | 宁波锦浪新能源科技股份有限公司 | A kind of portable DSP cd-rom recorder based on serial ports |
| CN113641367A (en) * | 2021-08-06 | 2021-11-12 | 瑞芯微电子股份有限公司 | Firmware batch burning method and terminal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101359317A (en) * | 2007-08-01 | 2009-02-04 | 英业达股份有限公司 | Parallel programming system and method |
| CN202394528U (en) * | 2011-11-25 | 2012-08-22 | 航天信息股份有限公司 | Programming device for storage board |
| CN204087191U (en) * | 2014-09-29 | 2015-01-07 | 深圳市昂盛达电子有限公司 | A kind of cd-rom recorder |
| CN204440377U (en) * | 2015-02-06 | 2015-07-01 | 福建实达电脑设备有限公司 | A kind of NandFlash firmware burning device |
-
2015
- 2015-02-06 CN CN201510062818.0A patent/CN104636166B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101359317A (en) * | 2007-08-01 | 2009-02-04 | 英业达股份有限公司 | Parallel programming system and method |
| CN202394528U (en) * | 2011-11-25 | 2012-08-22 | 航天信息股份有限公司 | Programming device for storage board |
| CN204087191U (en) * | 2014-09-29 | 2015-01-07 | 深圳市昂盛达电子有限公司 | A kind of cd-rom recorder |
| CN204440377U (en) * | 2015-02-06 | 2015-07-01 | 福建实达电脑设备有限公司 | A kind of NandFlash firmware burning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104636166A (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104636166B (en) | A kind of NandFlash firmware burnings device and method for burn-recording | |
| CN103777972B (en) | System, configuration method based on field programmable gate array and upgrade method | |
| CN104579719B (en) | A kind of upgrade method and system, host computer and optical module of firmware | |
| CN104345231B (en) | High speed test machine communication interface between testing piece and pallet | |
| CN105354070B (en) | A method of passing through I2C updating apparatus firmware | |
| CN101373435B (en) | Processing system capable of downloading firmware and being tested and processing method thereof | |
| CN100383737C (en) | SCM online loading and updating method and system | |
| CN107885510A (en) | It is a kind of can simultaneously burning two CSTR replication tool and method for burn-recording | |
| CN101355639A (en) | Method and system for matching screen of flat panel display | |
| CN106708586B (en) | A kind of handheld instrument and method for the update of embedded system program automatic on-line | |
| CN204440377U (en) | A kind of NandFlash firmware burning device | |
| CN104216746B (en) | Monitor in real time and method of calibration of a kind of on-board equipment DSP programs ground in line writing | |
| CN103997683A (en) | System for using set-top-box platform to realize customizable Flash CD-ROM recorder and method thereof | |
| CN106406936A (en) | FPGA program multi-version management apparatus and method | |
| CN105760191A (en) | Embedded system equipment programming mass production method | |
| CN102253844B (en) | Method and device for starting processor | |
| CN100530146C (en) | BIOS on-line rewriting method | |
| CN102880479B (en) | A kind of method of remotely modifying BIOS property parameters and device | |
| US20080115122A1 (en) | Updating fixture for bios in computer system | |
| CN113254296B (en) | Software implementation method and system for chip SLT test | |
| CN106950875A (en) | A kind of embedded programming device and its fixture system | |
| CN106970778A (en) | A kind of Configuration Online method and system of the embedded device based on FPGA | |
| CN104182258A (en) | Device and method for upgrading POS (point-of-sale) terminals | |
| CN110289042B (en) | EMMC chip test system | |
| CN202394528U (en) | Programming device for storage board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |