CN109032622A - Firmware fast writing method and system - Google Patents
Firmware fast writing method and system Download PDFInfo
- Publication number
- CN109032622A CN109032622A CN201810820722.XA CN201810820722A CN109032622A CN 109032622 A CN109032622 A CN 109032622A CN 201810820722 A CN201810820722 A CN 201810820722A CN 109032622 A CN109032622 A CN 109032622A
- Authority
- CN
- China
- Prior art keywords
- firmware
- bios
- main board
- computer main
- storage chip
- 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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/61—Installation
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stored Programmes (AREA)
Abstract
The invention discloses a kind of firmware fast writing method and system.Wherein, firmware fast writing method, for the BIOS storage chip burning BIOS firmware to computer main board, comprising: communicate to connect the host computer for being preset with driver by the Type-C interface and computer main board of computer main board；PC control driver generates driving instruction；Host computer and computer main board are according to driving instruction, by Type-C interface to BIOS storage chip burning BIOS firmware.The firmware fast writing method and system of the embodiment of the present invention, can be directly by Type-C interface to the BIOS storage chip on computer main board again burning BIOS firmware, and efficiency is higher and being capable of save the cost.
Description
Technical field
The present invention relates to technical field of information processing more particularly to a kind of firmware fast writing method and system.
Background technique
In the design verification stage of computer, it is frequently encountered the BIOS/firmware of burning mistake or the process of burning BIOS firmware
The problem of middle appearance causes computer cannot be started up extremely.At this time, it may be necessary to the BIOS storage chip burning again on computer main board
BIOS/firmware just can solve this problem.
It is existing to the BIOS storage chip being already installed on mainboard again burning BIOS firmware there are two ways to:
One kind placing it on socket burnt-in seat burning BIOS firmware again to weld lower BIOS storage chip using soldering iron, so
It is soldered on mainboard again afterwards, needs to dismantle computer, then, by being dismounted to the mainboard inside computer, caused again
The efficiency of burning is lower, once going wrong in disassembly process, can also damage the hardware of computer, cost of idleness.
Another kind carries out burning to it to use specific fixture, directly the BIOS storage chip on clamping mainboard,
Be also required to dismantle computer, it is more time-consuming, in addition, specific fixture costly and be easily damaged, be unfavorable for saving at
This.
Summary of the invention
To solve the above problems, the embodiment of the present invention provides a kind of firmware fast writing method and system, can directly lead to
Type-C interface is crossed to the BIOS storage chip on computer main board again burning BIOS firmware, efficiency is higher and can save into
This.
To achieve the above object, the embodiment of the invention provides a kind of firmware fast writing methods, are used for computer main board
BIOS storage chip burning BIOS firmware, comprising:
The host computer for being preset with driver is communicated to connect by the Type-C interface and computer main board of computer main board；
PC control driver generates driving instruction；
Host computer and computer main board are solid to BIOS storage chip burning BIOS by Type-C interface according to driving instruction
Part.
Further, before control driver generates driving instruction, further includes:
Computer main board is set to be in energized state.
Further, host computer and computer main board are burnt by Type-C interface to BIOS storage chip according to driving instruction
Record BIOS/firmware, comprising:
Computer main board starts the SBU signal wire of Type-C interface according to driving instruction；
Host computer passes through SBU signal wire to BIOS storage chip burning BIOS firmware.
Further, host computer passes through SBU signal wire to BIOS storage chip burning BIOS firmware, further includes:
Host computer transmits BIOS/firmware to the buffer of the embedded controller of computer main board by SBU signal wire；
Buffer is to BIOS storage chip burning BIOS firmware.
Further, buffer is to before BIOS storage chip burning BIOS firmware, further includes:
Embedded controller sends control instruction to CPU, and CPU disconnects logical with BIOS storage chip according to control instruction
Letter.
Further, buffer is to BIOS storage chip burning BIOS firmware, comprising:
Buffer is by the anti-mirror image of BIOS/firmware into BIOS storage chip.
Further, after SBU signal wire of the computer main board according to driving instruction starting computer main board, further includes:
Computer main board controls data selector according to driving instruction and buffer is in communications status.
Further, BIOS/firmware includes multiple groups firmware data, and multiple groups firmware data is successively burned onto BIOS storage chip
In.
The embodiment of the invention also provides a kind of firmware fast writing system, including host computer and computer main board, computer masters
Plate includes Type-C interface and BIOS storage chip, and host computer is connect with mainboard by Type-C interface communication, and host computer is default
There is driver, wherein the driving instruction that host computer and computer main board can be generated according to driver passes through Type-C interface
To BIOS storage chip burning BIOS firmware.
Further, mainboard further includes embedded controller, and BIOS/firmware includes multiple groups firmware data, every group of firmware data
After the buffer of embedded controller is transmitted to by host computer respectively, then from buffer to BIOS storage chip burning.
The firmware fast writing method and system of the embodiment of the present invention, can be used in the BIOS storage chip to computer main board
Burning BIOS firmware, it is only necessary to pass through the Type-C interface and computer main board of computer main board in the host computer for being preset with driver
After communication connection, firmware can be realized to BIOS storage chip burning BIOS firmware by Type-C interface according to driving instruction
Fast writing, firmware burning method is simple and convenient.Compared with prior art, without dismounting to computer, use can be saved
The time at family and manpower, improve efficiency, and without soldering iron is used, not only environmental protection but also low-carbon, also without using specific fixture,
It can reduce cost.
Detailed description of the invention
Fig. 1 is the flow diagram of the firmware fast writing method of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the firmware fast writing system of the embodiment of the present invention.
Specific embodiment
In the following, structure and working principle to the embodiment of the present invention etc. are further described in conjunction with attached drawing.
As shown in Figure 1, a kind of firmware fast writing method of the embodiment of the present invention, for being stored to the BIOS of computer main board
Burning chip BIOS/firmware, comprising:
S110, the Type-C interface and computer main board communication link that the host computer for being preset with driver is passed through to computer main board
It connects.
S120, PC control driver generate driving instruction.
S130, host computer and computer main board are according to driving instruction, by Type-C interface to BIOS storage chip burning
BIOS/firmware.
In embodiments of the present invention, computer main board can be the computer main board in the computer complete machine for completion of having installed,
It can be the individual computer main board without machine.Host computer can pass through a Type-C to Type-C connecting line or USB to
Type-C connecting line is connect with the Type-C interface for the computer main board for needing burning BIOS firmware.
In embodiments of the present invention, the driving instruction that the driver of host computer generates, can be controlled by transport protocol
The signal wire of computer main board or the working condition of element, to cooperate BIOS storage chip burning BIOS of the host computer to computer main board
Firmware.
In embodiments of the present invention, before control driver generates driving instruction, further includes:
Computer main board is set to be in energized state.Specifically, power supply adaptor or the built-in power of computer main board can be passed through
It powers to the PD control device of computer, makes each power elements of PD control device computer main board, computer main board is made to be in energization shape
State guarantees that each element can still work according to driving instruction in time in the case where computer main board is inactive.
In embodiments of the present invention, host computer and computer main board are deposited by Type-C interface to BIOS according to driving instruction
Store up burning chip BIOS/firmware, comprising:
S131, computer main board are according to the control signal of SBU signal wire, starting the SBU of Type-C interface in driving instruction
Signal wire, to open the data transmission channel inside computer main board.
By SBU signal wire to BIOS storage chip burning BIOS firmware, i.e. host computer is believed by SBU for S132, host computer
Number line transmits to BIOS storage chip and stores the data of BIOS/firmware.
In embodiments of the present invention, due to BIOS storage chip and it is indirect connect with Type-C interface communication, on
Position machine passes through SBU signal wire to BIOS storage chip burning BIOS firmware, further includes: host computer first passes through SBU signal wire to electricity
The buffer of the embedded controller of brain mainboard transmits BIOS/firmware, is then consolidated from buffer to BIOS storage chip burning BIOS
Part.Wherein, buffer to the specific method of BIOS storage chip burning BIOS firmware may include: that buffer is anti-by BIOS/firmware
Mirror image is into BIOS storage chip.
In embodiments of the present invention, since the memory capacity of buffer is smaller, the complete of BIOS/firmware can not disposably be stored
Portion's data, therefore, BIOS/firmware can be split as multiple groups firmware data, and multiple groups firmware data is successively burned onto BIOS storage core
In piece.First group of firmware data is transmitted to buffer first, and carries out burning from buffer to BIOS storage chip, when the
One group of firmware data stores in BIOS storage chip after burning, then by second group of firmware data to buffer, then has temporarily
Storage carries out burning to BIOS storage chip, and so on, until whole firmware data burnings finishes.
It, will not in order to guarantee during the buffer of embedded controller is to BIOS storage chip burning BIOS firmware
CPU is had an impact, therefore, in embodiments of the present invention, buffer is after receiving one group of firmware data, to BIOS storage chip
Before this group of firmware data of burning BIOS firmware, it can also include: embedded controller to CPU transmission control instruction, make CPU root
The communication with BIOS storage chip is disconnected according to control instruction, i.e. CPU does not receive the signal that BIOS storage chip communicates with connection
Any data of line transmission.
Since SBU signal wire selects to transmit data to embedded controller or CPU by data selector, in order to only to
Embedded controller transmits the data of BIOS/firmware, and in embodiments of the present invention, computer main board starts computer according to driving instruction
After the SBU signal wire of mainboard, further includes: computer main board is selected according to control signal control data of the driving instruction to data selector
It selects device and buffer is in communications status, and guarantee that the communication between data selector and CPU is in an off state.
As shown in Fig. 2, the embodiment of the invention also provides a kind of firmware fast writing system, including host computer and computer master
Plate, computer main board include Type-C interface and BIOS storage chip, and host computer is connect with mainboard by Type-C interface communication, on
Position machine is preset with driver, wherein the driving instruction that host computer and computer main board can be generated according to driver passes through
Type-C interface is to BIOS storage chip burning BIOS firmware.
In embodiments of the present invention, mainboard further includes embedded controller, and BIOS/firmware includes multiple groups firmware data, and every group
After firmware data is transmitted to the buffer of embedded controller by host computer respectively, then from buffer to BIOS storage chip burn
Record.
In embodiments of the present invention, host computer have connectivity port, connectivity port be Type-C or usb connecting port, can
With the computer for passing through a Type-C to Type-C connecting line or USB to Type-C connecting line with needing burning BIOS firmware
The Type-C interface of mainboard connects.
Computer main board in the embodiment of the present invention can also include data selector, CPU and PD control device.Wherein,
Type-C interface is communicated to connect by SBU signal wire and data selector.Data selector is communicated by AUX signal wire with CPU
It connects, pass through 12C1Signal wire and embedded controller communication connection are communicated to connect by GPIO signal wire and PD control device.It is embedding
Enter formula controller and passes through 12C2Signal wire and the communication connection of PD control device are communicated to connect by RSM_RST# signal wire and CPU.
BIOS storage chip is communicated to connect by SPI1 signal wire and CPU, and embedded controller passes through SPI2Signal wire and SPI1Signal wire
Connection allows to communicate to connect with BIOS storage chip and CPU respectively.The built-in power of power supply adaptor or computer main board with
The electrical connection of PD control device.
The specific method for burn-recording of the firmware fast writing system of the embodiment of the present invention, includes the following steps:
1, it is powered by PD control device to computer main board.
2, it is generated by the driver of host computer and to the Type-C of the data transmission unit of host computer and computer main board
Interface sends driving instruction, starts SBU signal wire, and starts to transmit BIOS/firmware as transmission path.
3, PD control device controls the communication of AUX signal wire according to driving instruction by GPIO signal line traffic control data selector
It is in an off state, and makes I2C1Signal wire is in communications status, and then, data selector begins through I2C1Signal wire transmission
One group of firmware data, and keep in the buffer of embedded controller.
4, PD control device passes through I2C according to driving instruction2The SPI that signal line traffic control is connect with embedded controller2Signal wire
In communications status, and embedded controller is controlled according to driving instruction, control is sent to CPU by RSM_RST# signal wire
Instruction makes CPU disconnect the communication with BIOS storage chip according to control instruction, i.e., by SPI1Signal wire is set to tri-state, makes CPU not
Receive SPI1Any data of signal wire transmission, but BIOS storage chip can receive SPI1The data of signal wire transmission.
5, the firmware data in the buffer of embedded controller is passed through SPI according to driving instruction by embedded controller2
Signal wire is counter to be mirrored in BIOS storage chip.
6,4-5 operation that above steps may be repeated multiple times, BIOS/firmware is all burnt in BIOS storage chip.
7, after BIOS/firmware burning, PD control device, which controls embedded controller according to driving instruction, makes SPI2Signal wire
Communication be in an off state, and make SPI1Signal wire is in communications status, and then, PD control device controls logical according to driving instruction
GPIO signal line traffic control data selector is crossed, I2C is made1The communication of signal wire is in an off state, and is in AUX signal wire
Communications status.
In conclusion the firmware fast writing method and system of the embodiment of the present invention, can be realized the fast writing of firmware,
Firmware burning method is simple and convenient.Compared with prior art, without dismounting to computer, time and the people of user can be saved
Power improves efficiency, and without soldering iron is used, and not only environmentally friendly but also low-carbon can reduce into also without specific fixture is used
This.
More than, schematic description only of the invention, it will be recognized by those skilled in the art that without departing from work of the invention
On the basis of making principle, a variety of improvement can be made to the present invention, this is all belonged to the scope of protection of the present invention.
Claims (10)
1. a kind of firmware fast writing method, for the BIOS storage chip burning BIOS firmware to computer main board, feature exists
In, comprising:
Type-C interface and the computer main board communication link of the host computer of driver by the computer main board will be preset with
It connects；
Driver described in the PC control generates driving instruction；
The host computer and the computer main board are stored by the Type-C interface to the BIOS according to the driving instruction
BIOS/firmware described in burning chip.
2. firmware fast writing method as described in claim 1, which is characterized in that control the driver generation driving and refer to
Before order, further includes:
The computer main board is set to be in energized state.
3. firmware fast writing method as described in claim 1, which is characterized in that the host computer and the computer main board root
According to the driving instruction, by the Type-C interface to BIOS/firmware described in the BIOS storage chip burning, comprising:
The computer main board starts the SBU signal wire of the Type-C interface according to the driving instruction；
The host computer is by the SBU signal wire to BIOS/firmware described in the BIOS storage chip burning.
4. firmware fast writing method as claimed in claim 3, which is characterized in that the host computer passes through the SBU signal
Line is to BIOS/firmware described in the BIOS storage chip burning, further includes:
Described in buffer transmission of the host computer by embedded controller of the SBU signal wire to the computer main board
BIOS/firmware；
The buffer is to BIOS/firmware described in the BIOS storage chip burning.
5. firmware fast writing method as claimed in claim 4, which is characterized in that the buffer stores core to the BIOS
Before BIOS/firmware described in piece burning, further includes:
The embedded controller to the CPU send control instruction, the CPU according to the control instruction disconnect with it is described
The communication of BIOS storage chip.
6. firmware fast writing method as claimed in claim 4, which is characterized in that the buffer stores core to the BIOS
BIOS/firmware described in piece burning, comprising:
The buffer is by the anti-mirror image of the BIOS/firmware into the BIOS storage chip.
7. firmware fast writing method as claimed in claim 4, which is characterized in that the computer main board refers to according to the driving
After enabling the SBU signal wire for starting the computer main board, further includes:
The computer main board controls the data selector according to the driving instruction and the buffer is in communications status.
8. such as the described in any item firmware fast writing methods of claim 1-7, which is characterized in that the BIOS/firmware includes more
Firmware data is organized, firmware data described in multiple groups is successively burned onto the BIOS storage chip.
9. a kind of firmware fast writing system, which is characterized in that including host computer and computer main board, the computer main board includes
Type-C interface and BIOS storage chip, the host computer is connect with the mainboard by the Type-C interface communication, described
Host computer is preset with driver, wherein the host computer and the computer main board can be according to driver generations
Driving instruction, by the Type-C interface to BIOS/firmware described in the BIOS storage chip burning.
10. firmware fast writing system as claimed in claim 9, which is characterized in that the mainboard further includes embedded Control
Device, the BIOS/firmware include multiple groups firmware data, and firmware data described in every group is transmitted to by the host computer described embedding respectively
After the buffer for entering formula controller, then from the buffer to the BIOS storage chip burning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810820722.XA CN109032622B (en) | 2018-07-24 | 2018-07-24 | Firmware fast burning method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810820722.XA CN109032622B (en) | 2018-07-24 | 2018-07-24 | Firmware fast burning method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109032622A true CN109032622A (en) | 2018-12-18 |
| CN109032622B CN109032622B (en) | 2022-06-14 |
Family
ID=64644833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810820722.XA Active CN109032622B (en) | 2018-07-24 | 2018-07-24 | Firmware fast burning method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109032622B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839535A (en) * | 2019-03-23 | 2019-06-04 | 深圳市江机实业有限公司 | Scene damage single-phase intelligent electric energy meter electricity data extraction element and its operating method |
| CN111552492A (en) * | 2020-04-22 | 2020-08-18 | 深圳宝龙达信创科技股份有限公司 | Upgrading device, method, system, terminal equipment and medium of embedded controller |
| CN112068868A (en) * | 2020-09-09 | 2020-12-11 | 深圳市松冠科技有限公司 | FLASH memory burning method based on TypeC chip and display |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101751364A (en) * | 2010-01-25 | 2010-06-23 | 成都优博创技术有限公司 | Firmware ISP writer and writing method for SPI bus interface |
| CN101859288A (en) * | 2010-03-18 | 2010-10-13 | 成都优博创技术有限公司 | PCB jointed board of onboard ISP memory chip and burning method thereof |
| US20120110379A1 (en) * | 2010-10-27 | 2012-05-03 | Hon Hai Precision Industry Co., Ltd. | Firmware recovery system and method |
| CN103399761A (en) * | 2013-07-22 | 2013-11-20 | 珠海全志科技股份有限公司 | Firmware burn method and firmware burn device |
| CN103838612A (en) * | 2014-03-31 | 2014-06-04 | 广州视睿电子科技有限公司 | Device, method and system for burning firmware in factory |
| CN104035803A (en) * | 2014-06-25 | 2014-09-10 | 浪潮(北京)电子信息产业有限公司 | Method, device and programmer for updating CPLD/FPGA firmware |
| CN104111886A (en) * | 2014-06-25 | 2014-10-22 | 曙光信息产业(北京)有限公司 | Management system compatible with different GPUs and design method thereof |
| CN105045626A (en) * | 2015-07-21 | 2015-11-11 | 珠海格力电器股份有限公司 | Program burning method, program burning equipment and controller |
| CN205139907U (en) * | 2015-08-05 | 2016-04-06 | 东莞铭基电子科技集团有限公司 | USBType -C data line |
| CN105573743A (en) * | 2015-11-19 | 2016-05-11 | 深圳市芯海科技有限公司 | Chip burning system and method and electronic equipment |
| CN107678753A (en) * | 2017-06-15 | 2018-02-09 | 卡姆福（北京）能源服务有限公司 | A kind of program burn writing method, apparatus and electronic equipment |
| CN107885508A (en) * | 2016-09-29 | 2018-04-06 | 中兴通讯股份有限公司 | A kind of Device Programming method and system |
-
2018
- 2018-07-24 CN CN201810820722.XA patent/CN109032622B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101751364A (en) * | 2010-01-25 | 2010-06-23 | 成都优博创技术有限公司 | Firmware ISP writer and writing method for SPI bus interface |
| CN101859288A (en) * | 2010-03-18 | 2010-10-13 | 成都优博创技术有限公司 | PCB jointed board of onboard ISP memory chip and burning method thereof |
| US20120110379A1 (en) * | 2010-10-27 | 2012-05-03 | Hon Hai Precision Industry Co., Ltd. | Firmware recovery system and method |
| CN103399761A (en) * | 2013-07-22 | 2013-11-20 | 珠海全志科技股份有限公司 | Firmware burn method and firmware burn device |
| CN103838612A (en) * | 2014-03-31 | 2014-06-04 | 广州视睿电子科技有限公司 | Device, method and system for burning firmware in factory |
| CN104035803A (en) * | 2014-06-25 | 2014-09-10 | 浪潮(北京)电子信息产业有限公司 | Method, device and programmer for updating CPLD/FPGA firmware |
| CN104111886A (en) * | 2014-06-25 | 2014-10-22 | 曙光信息产业(北京)有限公司 | Management system compatible with different GPUs and design method thereof |
| CN105045626A (en) * | 2015-07-21 | 2015-11-11 | 珠海格力电器股份有限公司 | Program burning method, program burning equipment and controller |
| CN205139907U (en) * | 2015-08-05 | 2016-04-06 | 东莞铭基电子科技集团有限公司 | USBType -C data line |
| CN105573743A (en) * | 2015-11-19 | 2016-05-11 | 深圳市芯海科技有限公司 | Chip burning system and method and electronic equipment |
| CN107885508A (en) * | 2016-09-29 | 2018-04-06 | 中兴通讯股份有限公司 | A kind of Device Programming method and system |
| CN107678753A (en) * | 2017-06-15 | 2018-02-09 | 卡姆福（北京）能源服务有限公司 | A kind of program burn writing method, apparatus and electronic equipment |
Non-Patent Citations (2)
| Title |
|---|
| SHYI-SHIOU WU 等: "The Design of an Intelligent Pedometer Using Android", 《2011 SECOND INTERNATIONAL CONFERENCE ON INNOVATIONS IN BIO-INSPIRED COMPUTING AND APPLICATIONS》 * |
| 刘发志 等: "基于DM642自启动的FLASH烧写原理研究及实现", 《现代电子技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109839535A (en) * | 2019-03-23 | 2019-06-04 | 深圳市江机实业有限公司 | Scene damage single-phase intelligent electric energy meter electricity data extraction element and its operating method |
| CN111552492A (en) * | 2020-04-22 | 2020-08-18 | 深圳宝龙达信创科技股份有限公司 | Upgrading device, method, system, terminal equipment and medium of embedded controller |
| CN112068868A (en) * | 2020-09-09 | 2020-12-11 | 深圳市松冠科技有限公司 | FLASH memory burning method based on TypeC chip and display |
| CN112068868B (en) * | 2020-09-09 | 2021-12-07 | 深圳市松冠科技有限公司 | FLASH memory burning method based on TypeC chip and display |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109032622B (en) | 2022-06-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109032622A (en) | Firmware fast writing method and system | |
| CN103729275B (en) | Hard disk firmware repairing system and hard disk firmware repairing method | |
| CN205158348U (en) | USB equipment hot plug detecting system | |
| CN102339242A (en) | Computer system data recovery device | |
| CN100517460C (en) | Adaptive method for display screen to different interface type | |
| TWI220714B (en) | Method of hot swap | |
| CN108701106A (en) | A kind of data transmission method and equipment | |
| CN103763725A (en) | Mobile terminal centralized control test and management method and device | |
| CN100389397C (en) | Device for mater board BIOS restoration | |
| US20190391946A1 (en) | Das storage cable identification | |
| CN103593319A (en) | Serial port application method for supporting hot plugging and identifying external device automatically | |
| TW201243582A (en) | Testing device | |
| CN102323886B (en) | Method for writing special information into terminal, device and system | |
| CN109101249A (en) | A kind of method for burn-recording of CPLD, device and storage card | |
| CN102096621A (en) | Computer and notebook computer | |
| CN111124435A (en) | Memory partition capacity adjusting method and device | |
| CN100559761C (en) | Network testing device and method | |
| CN103186223B (en) | The method for detecting of computer installation and external daughter board | |
| CN202615797U (en) | Hard disc copying machine | |
| CN212229668U (en) | Automatic gauge number writing tool for gas meter production | |
| CN201667067U (en) | USB interface | |
| CN113946530A (en) | Control method and device of expansion card and nonvolatile storage medium | |
| WO2008071113A1 (en) | Method and apparatus prevent a cf card away from being damaged | |
| CN102722231B (en) | The Payload method for managing power supply of a kind of VPX platform and VPX platform | |
| CN1319339C (en) | Method and device for configuring one-board information |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |