CN108628621A - It is a kind of from the firmware upgrade method of equipment and slave equipment, the system of firmware upgrade - Google Patents
It is a kind of from the firmware upgrade method of equipment and slave equipment, the system of firmware upgrade Download PDFInfo
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- CN108628621A CN108628621A CN201810179928.9A CN201810179928A CN108628621A CN 108628621 A CN108628621 A CN 108628621A CN 201810179928 A CN201810179928 A CN 201810179928A CN 108628621 A CN108628621 A CN 108628621A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
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Abstract
It is a kind of from the firmware upgrade method of equipment and slave equipment, the system of firmware upgrade, since the bus type for the memory and the memory to be upgraded can be determined according to the upgrade command of main equipment from equipment, to according to the transmission channel of determining bus type configuration upgrading, make main device can be by quickly and accurately establishing the data path between main equipment and the memory of wanted firmware upgrade from equipment, and then will upgrade in the memory that data write-in is specified.The program can overcome the firmware upgrade interface bus type Single-issue encountered in existing firmware upgrade scheme so that this programme have good upgrade flexibility, can meet most electronic equipments firmware upgrade occasion application demand.
Description
Technical field
The present invention relates to firmware upgrade technologies, and in particular to a kind of firmware upgrade method and firmware upgrade from equipment from
Equipment, system.
Background technology
Firmware upgrade refers to that the embedded firmware to electronic equipment on original hardware foundation is upgraded with Improving Equipment work(
It can, enhance software stability and repairing software vulnerability.Now, firmware mostly is considered to serve as a system is most basic, most bottom
The software of layer work, such as BIOS, mobile phone on computer motherboard operating system, be generally stored inside one of electronic equipment
In read-only memory or Flash chip, by manufacturer, burning is completed before manufacture, and user is soft in this kind of firmware memory when using
Part content remains unchanged.And with the arriving of information age, it is more multi-vendor by way of firmware updating by the work(of continuous renewal
It can be supplied to user as added value, ensure system compatibility to repair bug, more convenient more people is provided to improve mode of operation
Property expanded function, it is final to improve experience effect of the user to related electronic products.
It in the prior art, can be by for the firmware being stored in electricallyerasable ROM (EEROM) EEPROM or FLASH chip
User carries out firmware upgrade operation as desired by specific refurbishing procedure.(1) if user uses such as JTAG before manufacture
When the firmware burning method of interface, then generally require to remove the veneer that need to upgrade from packaged electronic equipment, by burning
Device, upgrading master computer software progress firmware upgrade operation are recorded, firmware upgrade operation at this time will lack operability and convenience,
Even in the case of needing to upgrade multiple firmwares, workload will greatly increase；In addition, if the firmware storage after manufacture burning
Device has not supported original upgrading mode, then user will be unable to complete firmware upgrade by original burning mode.(2) if user adopts
When with the upgrading mode of integrated CPU, then need to integrate CPU on USB peripheral, by the processor or microcontroller of mainstream to give tacit consent to
Enumeration type completes the firmware upgrade to other memories, since CPU need to have corresponding power supply supply, storage IC single-candidate external-opens
Pin, therefore the complexity of circuit design is not only increased for common USB is from equipment, also improve development cost；In addition,
This kind of USB peripheral can only often give tacit consent to the equipment for enumerating original vendor, and for the firmware memory of other manufacturers in equipment, it uses
Family can not still carry out firmware upgrade.
Invention content
The present invention solves the technical problem of how to carry out firmware upgrade to the memory to be upgraded.For in solution
State technical problem, the present invention provides a kind of firmware upgrade method from equipment and can firmware upgrade slave equipment, system.
According in a first aspect, provide a kind of firmware upgrade method from equipment in a kind of embodiment, include the following steps：
It is described to obtain upgrade command from equipment, the memory and the memory to be upgraded are determined according to the upgrade command
Bus type；
According to the transmission channel of determining bus type configuration upgrading；
After receiving upgrading data, by the memory to be upgraded described in upgrading data write-in, to complete firmware liter
Grade.
According to second aspect, a kind of embodiment provides another firmware upgrade method from equipment, includes the following steps：
Main equipment sends the upgrade command for including the selection memory to be upgraded from the device；
The bus type for determining the memory and the memory to be upgraded according to the upgrade command from equipment, according to true
The transmission channel of fixed bus type configuration upgrading；
The main equipment sends upgrading data；
It is described from equipment when receive upgrading data after, by the upgrading data be written described in the memory to be upgraded, with
Complete firmware upgrade.
According to the third aspect, provided in a kind of embodiment it is a kind of can firmware upgrade slave equipment, including：
Memory selecting unit determines the memory to be upgraded for obtaining upgrade command according to the upgrade command
And the bus type of the memory；
Data interface unit, for the transmission channel according to determining bus type configuration upgrading；
Bus unit, for after receiving upgrading data, the memory to be upgraded to be written in the upgrading data,
To complete firmware upgrade；
Memory cell is communicated to connect with the bus unit, for storing upgrading data.
According to fourth aspect, a kind of firmware upgrade system is provided in a kind of embodiment, including：
Main equipment, for send include selection the memory to be upgraded from the device upgrade command, for it is described from
Upgrading data are sent after the transmission channel of the complete upgrading of device configuration；
From equipment, the bus type for determining the memory and the memory to be upgraded according to the upgrade command,
According to the transmission channel of determining bus type configuration upgrading, for after receiving upgrading data, the upgrading data to be write
Enter the memory to be upgraded, to complete firmware upgrade.
The advantageous effect of the application is：
According to above-described embodiment a kind of firmware upgrade method from equipment and can firmware upgrade slave equipment, system, by
In the bus type that can determine the memory and the memory to be upgraded according to the upgrade command of main equipment from equipment, thus
According to the transmission channel of determining bus type configuration upgrading so that main equipment can be by quickly and accurately establishing master from equipment
Data path between equipment and the memory of wanted firmware upgrade, and then in the memory specified by data write-in is upgraded.It should
Scheme can overcome the firmware upgrade interface bus type Single-issue encountered in existing firmware upgrade scheme so that we
Case have good upgrade flexibility, can meet most electronic equipments firmware upgrade occasion application demand.
Description of the drawings
Fig. 1 is the structural schematic diagram from equipment；
Fig. 2 is another structural schematic diagram from equipment；
Fig. 3 is the flow diagram of firmware upgrade method；
Fig. 4 is the flow diagram of another firmware upgrade method；
Fig. 5 is the detailed process schematic diagram of firmware upgrade method.
Specific implementation mode
Below by specific implementation mode combination attached drawing, invention is further described in detail.Wherein different embodiments
Middle similar component uses associated similar element numbers.In the following embodiments, many datail descriptions be in order to
The application is better understood.However, those skilled in the art can be without lifting an eyebrow recognize, which part feature
It is dispensed, or can be substituted by other elements, material, method in varied situations.In some cases, this Shen
Please it is relevant some operation there is no in the description show or describe, this is the core in order to avoid the application by mistake
More descriptions are flooded, and to those skilled in the art, these relevant operations, which are described in detail, not to be necessary, they
It can completely understand relevant operation according to the general technology knowledge of description and this field in specification.
It is formed respectively in addition, feature described in this description, operation or feature can combine in any suitable way
Kind embodiment.Meanwhile each step in method description or action can also can be aobvious and easy according to those skilled in the art institute
The mode carry out sequence exchange or adjustment seen.Therefore, the various sequences in the description and the appended drawings are intended merely to clearly describe a certain
A embodiment is not meant to be necessary sequence, and wherein some sequentially must comply with unless otherwise indicated.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and
It is indirectly connected with (connection).
CRC check is most common a kind of debugging verification mode in data communication field, it is characterized in that information field and school
The length for testing field can be arbitrarily selected, carries out polynomial computation to data, and obtained debugging check code is attached to every frame number
Behind, receiving device also executes similar algorithm, by check debugging check code with ensure data transmission correctness and
Integrality.
Referring to FIG. 1, this application discloses it is a kind of can firmware upgrade slave equipment, be used for logical with external main equipment A1
Letter connection should include storage from device A 2 to carry out firmware upgrade to the memory of itself under the control action of main equipment A1
Device selecting unit 101, data interface unit 103, bus unit 105 and memory cell 106, illustrate separately below.
Memory selecting unit 101 is communicated to connect with main equipment A1, and main equipment A1 can run firmware upgrade
Firmware upgrade data packet and electronic equipment type can be arranged in the upper computer equipments such as the computer of software, user on firmware upgrade software
Number etc. parameters, to electronic equipment carry out firmware upgrade when, upper computer equipment run firmware upgrade software simultaneously to memory select
Unit 101 sends upgrade command, and (upgrade command abbreviation CMD should include target memory and its communication of required upgrading
When the key messages such as bus type).Memory selecting unit 101 is for obtaining upgrade command, according to upgrade command by looking into
The mode for asking embedded list (one-to-one relationship for having various memory models and bus type in the embedded list) determines mesh
Mark the bus type of memory.
Bus unit 105 includes in I2C modules, SPI modules, JTAG modules, CAN module, GPIO modules and UART modules
One of or more persons, those bus submodules represent different bus types, can be separately operable I2C bus protocols, spi bus association
View, jtag bus agreement, CAN bus agreement, GPIO bus protocols and UART bus protocols, can be respectively with corresponding bus type
Burning upgrades data to memory, in addition, bus unit 105 can also include other types of bus submodule, not office here
It is limited to the above-mentioned bus submodule enumerated.In one embodiment, bus unit 105 passes through conventional hard-disk interface and outside
Memory cell 106 communicate to connect, memory cell 106 here can be the memory of arbitrary manufacturer, with firmware
Storage capacity and specific firmware upgrade interface bus type.
Data interface unit 103 is connect with 101 signal of memory selecting unit, for according to memory selecting unit 101
The transmission channel of the bus type configuration upgrading data of middle determination.In one embodiment, data interface unit 103 is set with master
Standby A1 is communicated to connect, when receiving the transmission channel selection signal of the transmission of data interface unit 103, switching upgrading data (upgrading
Data abbreviation DATA includes all information of the firmware for upgrading) transmission channel to bus unit 105 in be upgraded
Bus submodule corresponding to memory, to establish in main equipment A1 to bus unit 105 between corresponding bus submodule
Data path, and then establish the data path between main equipment A1 and memory cell 106.
Memory cell 106 is communicated to connect with bus unit 105, and memory cell 106 is available including one or more
In the memory of storage upgrading data.In this embodiment, it is preferred that setting memory cell 106 includes multiple memories, often
A memory connects one to one according to the bus communication type of itself and the bus submodule in bus unit 105, this is
It is logical with the data for solving multi-memory multi-bus interface in order to adapt to the situation that electronic equipment includes multiple and different type memories
Letter problem.In one embodiment, the I2C modules 1051 in bus unit pass through the in I2C buses and memory group B2
One memory group 1061 connects, and SPI modules 1052 are connect by spi bus with second memory group 1062, other types of total
Line unit is connect also by corresponding bus with the memory that the bus is adapted, when main equipment A1 is needed to second memory group
1062 when sending upgrading data, and data interface unit 103 is according to the coherent signal switch data channel of memory selecting unit 101
To SPI modules 1052, then, SPI modules 1052 receive main equipment A1 and send upgrading data and deposit upgrading data write-in second
Reservoir group 1062.
Further, further include V-CLK unit 107 from device A 2, V-CLK unit 107 and memory selection are single
Member 101, data interface unit 103 connect with 105 signal of bus unit, for receive memory selecting unit 101 send when
Clock frequency adjusting signals will be adjusted to the frequency being adapted with identified bus type from the clock frequency of device A 2, from
And suitable clock frequency is provided for the correspondence bus submodule of data interface unit 103 and bus unit 105, and then ensure to lead
The process that device A 1 sends upgrading data (DATA) to memory cell 106 can be normally carried out.In the present embodiment, data connect
Mouth unit 103 is switching the transmission channel upgraded to the memory to be upgraded, and V-CLK unit 107 produces suitably
When Bus Clock Rate, it is OK states that data interface unit 103, which updates upgrade status, and detailed process is：Data interface unit 103
The upgrade status register of itself is changed, and upgrade status register is updated to OK states, which is used for
Label upgrade status judges whether the transmission channel of upgrading configures completion when reading upgrade status register for main equipment A1.
Further, further include CRC check unit 109 from device A 2, CRC check unit 109 is communicated with bus unit 105
Connection, for obtaining the ascending series in memory cell 106 by bus submodule corresponding with memory in bus unit 105
According to carrying out CRC check to upgrading data, (i.e. debugging check code, the check code can be specific character, be used for obtain check code
Judge whether firmware upgrade success then shows " verifying successfully ", conversely, showing " school when it is identical as setting character from equipment
Test failure "), the check code of acquisition is updated into check register, according to school when reading check register for main equipment A1
It tests code and judges whether firmware upgrade is successful from device A 2.Since CRC check process belongs to the prior art, no longer carry out here detailed
Explanation.
In another embodiment, referring to FIG. 2, memory cell 106 includes a memory, which can pass through
One general purpose interface bus is connect with all bus submodules in bus unit 105, and to adapt to, from device A 2, only there are one memories
Situation.When carrying out firmware upgrade, memory selecting unit 101 knows the bus type of the memory according to upgrade command,
Data interface unit 103 is according to the transmission channel of determining bus type switching upgrading to the corresponding bus submodule of the memory
Unit, to establish main equipment A1 to the data path of the memory.
In the present embodiment, main equipment A1 is connect by data transmission link with from device A 2, data line here
All data transmission medias of the road including USB data line, specific data transmittal and routing form are not limited.In a specific embodiment
In, main equipment A1 can by principal and subordinate's USB data line to the write operation worked normally from device A 2 or read operation, when
To when sending the write operations such as upgrading data from device A 2, main equipment A1 can be incited somebody to action main equipment A1 according to USB relevant communication protocols
Upgrading data packet is sent to from device A 2；When main equipment is to from the transmission of device A 2 such as reads upgrade status register, read check is posted
When the read operation of storage, main equipment A1 can read relevant character from the register from device A 2.
Referring to FIG. 3, correspondingly, this application discloses a kind of firmware upgrade methods from equipment, including step S210 is extremely
S230。
S210, memory selecting unit 101 are sent out according to main equipment A1 comprising the selection memory to be upgraded from the device
Upgrade command (CMD) determine the bus type of target memory.In one embodiment, memory selecting unit 101 is logical
The mode for crossing inquiry embedded list determines the bus type of target memory, then according to the bus type to data interface unit
103 send transmission channel selection signal, to 107 tranmitting data register frequency adjusting signals of V-CLK unit.
S220, the transmission that data interface unit 103 switches upgrading data after receiving transmission channel selection signal are logical
The fixed corresponding bus submodule of bus type and the corresponding memory of bus submodule in road to bus unit 105
(memory is one of memory cell 106), V-CLK unit 107 is adjusted after receiving clock frequency Regulate signal
The clock of regulating device to data interface unit 103 and bus unit 105 to provide suitable clock frequency.Complete transmission channel
After switching and clock frequency are adjusted, it is OK states that data interface unit 103, which updates upgrade status, to further complete transmission
The configuration work in channel, and then set up the data path between main equipment A1 and a memory of memory cell 106.
In one embodiment, it is assumed that the memory set by user to be upgraded is the using I2C communication bus
One memory 1061, then memory selecting unit 101 send out relevant transmission channel selection signal with designation date interface unit
The transmission channel of 103 switching upgrading data is to I2C modules 1051, when sending out relevant clock frequency Regulate signal to indicate variable
Clock unit 107 sends the clock frequency for being adapted to I2C bus protocols to data interface unit 103 and I2C modules 1051 respectively.This
When, data interface unit 103 configures the transmission channel for completing upgrading, establishes main equipment A1 to the number of first memory 1061
According to access, meanwhile, upgrade status is updated to OK states by data interface unit 103.
S230, bus unit 105 receives the upgrading data (DATA) that main equipment A1 is sent, according to what is established in step S202
Data path will upgrade the target memory in data into memory cells 106, to complete firmware update.
Further, for make user know in time firmware upgrade as a result, the firmware upgrade method of the application further includes
The step S240 of CRC check, it is seen that Fig. 4.
S240, CRC check unit 109 obtains the upgrading data in target memory by bus unit 105, to ascending series
According to CRC check is carried out, will be so that main equipment A1 carries out firmware update among the check code that obtained update to check register
The judgement of no completion.When that need not know the result of firmware upgrade, this step can be omitted.
According to the explanation of above-described embodiment, those skilled in the art is also understood that the application substantially also discloses that one
Kind of firmware upgrade system, is shown in Fig. 1 comprising main equipment A1 and from device A 2 is respectively described below.
Main equipment A1 is used to send the upgrade command for including the selection memory to be upgraded from the device, is used for from equipment
A2 sends upgrading data after configuring the transmission channel of upgrading.
It is used to determine the bus type for the memory and the memory to be upgraded according to upgrade command from device A 2, according to
The transmission channel of determining bus type configuration upgrading, for after receiving upgrading data, will be wanted described in upgrading data write-in
The memory of upgrading, to complete firmware upgrade.
In the firmware upgrade system carries out course of normal operation, from device A 2 after the transmission channel that upgrading is completed in configuration
It is that OK states work as acquisition at this point, main equipment A1 knows the upgrade status from device A 2 in a manner of poll by update upgrade status
From the upgrade status of device A 2 be OK states when, main equipment A2 just start send upgrade data.In addition, will upgrade from device A 2
After data write-in needs the memory that upgrades, upgrading data will be obtained from memory from device A 2, and to upgrade data into
Then row CRC check is reset to the pattern that reads or writes of normal work to obtain check code from device A 2, main equipment A1 inquiries are from setting
Check code in standby A2, to judge whether firmware upgrade is successful from device A 2.
Correspondingly, the application also discloses that a kind of firmware upgrade method about above-mentioned firmware upgrade system, this method tool
Body includes step S300-S309.
S300 is powered startup, into init state, subsequently into default mode from device A 2.In a specific implementation
In example, schema refers to that the upgrade status register of memory selecting unit 101 is arranged as " non-OK " state, at this point, storage
Device selecting unit 101 waits for upgrade command.
S301, after the relevant parameter of firmware upgrade is arranged on main equipment A1 in user, main equipment A1 is selected to memory
Unit 101 sends upgrade command (CMD) to select the target memory to be upgraded.
S302 please refers to step S210.
S303 please refers to step S220.
S304, main equipment A1 know the upgrade status from device A 2 with poll, in one embodiment, data-interface list
Member 103 updates upgrade status register by step S302, and main equipment A1 inquires upgrade status register when being OK states, accurate
It is standby to send firmware upgrade data to data interface unit 103, if it is non-that main equipment A1 time-out, which still inquires upgrade status register,
OK states, then it is assumed that the transmission channel configuration failure of upgrading encounters communication failure.
S305, main equipment A1 send upgrading data (DATA) to data interface unit 103, control Upgrade process, until rising
Level data is sent.
S306 please refers to step S230.
S307 please refers to step S240.
S308, main equipment A1 poll firmware upgrades as a result, in one embodiment, CRC check unit 109 passes through step
Rapid S307 updates check register, when it is " verifying successfully " state that main equipment A1, which inquires check register, issues the user with
The successful prompt message of firmware upgrade, conversely, sending out the prompt message of firmware upgrade failure.
S309 after main equipment A1 polls obtain the result of firmware upgrade, sends reset command, from device A 2 to from device A 2
It is again introduced into the default mode as shown in S300 according to reset command, be reset to normal work reads or writes pattern.
Use above specific case is illustrated the present invention, is merely used to help understand the present invention, not limiting
The system present invention.For those skilled in the art, according to the thought of the present invention, can also make several simple
It deduces, deform or replaces.
Claims (13)
1. a kind of firmware upgrade method from equipment, which is characterized in that include the following steps：
It is described to obtain upgrade command from equipment, the total of the memory and the memory to be upgraded is determined according to the upgrade command
Line type；
According to the transmission channel of determining bus type configuration upgrading；
After receiving upgrading data, by the memory to be upgraded described in upgrading data write-in, to complete firmware upgrade.
2. firmware upgrade method as described in claim 1, which is characterized in that described to configure upgrading according to determining bus type
Transmission channel, including：Switch the transmission channel of upgrading to the memory to be upgraded, properly for transmission channel selection
Bus Clock Rate, later update upgrade status be OK states.
3. firmware upgrade method as described in claim 1, which is characterized in that the transmission for completing upgrading from device configuration is logical
Behind road, update upgrade status is OK states.
4. firmware upgrade method as described in claim 1, which is characterized in that further include CRC check step：
It is described to obtain the upgrading data in the memory from equipment, CRC check is carried out to be verified to the upgrading data
Code, the check code is for judging whether firmware upgrade is successful from equipment；
It is described to read or write pattern from device reset to normal work.
5. a kind of firmware upgrade method from equipment, which is characterized in that include the following steps：
Main equipment sends the upgrade command for including the selection memory to be upgraded from the device；
The bus type for determining the memory and the memory to be upgraded according to the upgrade command from equipment, according to determining
The transmission channel of bus type configuration upgrading；
The main equipment sends upgrading data；
It is described from equipment when receive upgrading data after, by the upgrading data write-in described in the memory to be upgraded, with completion
Firmware upgrade.
6. as claimed in claim 5 from the firmware upgrade method of equipment, which is characterized in that further include：
It is described from device configuration complete upgrading transmission channel after, update upgrade status be OK states；
The master polls from the upgrade status of equipment, when obtain from the upgrade status of equipment be OK states when, main equipment hair
Send the upgrading data.
7. firmware upgrade method as claimed in claim 5, which is characterized in that further include：
It is described to obtain the upgrading data in the memory from equipment, CRC check is carried out to be verified to the upgrading data
Code, it is described to read or write pattern from device reset to normal work；
The check code of the main equipment inquiry from the device, to judge whether firmware upgrade is successful from equipment.
8. it is a kind of can firmware upgrade slave equipment, which is characterized in that including：
Memory selecting unit determines the memory to be upgraded according to the upgrade command and is somebody's turn to do for obtaining upgrade command
The bus type of memory；
Data interface unit, for the transmission channel according to determining bus type configuration upgrading；
Bus unit, for receive upgrading data after, by the upgrading data be written described in the memory to be upgraded, with
Complete the firmware upgrade from equipment；
Memory cell is communicated to connect with the bus unit, for storing upgrading data.
9. as claimed in claim 8 can firmware upgrade slave equipment, which is characterized in that further include V-CLK unit；
In the transmission channel upgraded according to determining bus type configuration, the transmission of the data interface unit switching upgrading is logical
Road to the memory to be upgraded, the V-CLK unit is the data interface unit and institute according to determining bus type
It states bus unit and suitable Bus Clock Rate is provided, the data interface unit update upgrade status is OK states later.
10. as claimed in claim 8 can firmware upgrade slave equipment, which is characterized in that further include CRC check unit, it is described
CRC check unit is used to obtain the upgrading data in the memory, and CRC check is carried out to be verified to the upgrading data
Code, the check code are described from device reset to the reading of normal work later for judging whether firmware upgrade is successful from equipment
Or WriteMode.
11. a kind of firmware upgrade system, which is characterized in that including：
Main equipment includes the upgrade command for selecting the memory to be upgraded from the device for sending, is used for described from equipment
Upgrading data are sent after configuring the transmission channel of upgrading；
From equipment, the bus type for determining the memory and the memory to be upgraded according to the upgrade command, according to
The transmission channel of determining bus type configuration upgrading, for after receiving upgrading data, institute to be written in the upgrading data
The memory to be upgraded is stated, to complete firmware upgrade.
12. firmware upgrade system as claimed in claim 11, which is characterized in that
It is described from device configuration complete upgrading transmission channel after, update upgrade status be OK states；
The master polls from the upgrade status of equipment, when obtain from the upgrade status of equipment be OK states when, main equipment hair
Send the upgrading data.
13. firmware upgrade system as claimed in claim 11, which is characterized in that further include：
It is described to obtain the upgrading data in the memory from equipment, CRC check is carried out to be verified to the upgrading data
Code, it is described later to read or write pattern from device reset to normal work；
The check code of the main equipment inquiry from the device, to judge whether firmware upgrade is successful from equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810179928.9A CN108628621A (en) | 2018-03-05 | 2018-03-05 | It is a kind of from the firmware upgrade method of equipment and slave equipment, the system of firmware upgrade |
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| CN201810179928.9A CN108628621A (en) | 2018-03-05 | 2018-03-05 | It is a kind of from the firmware upgrade method of equipment and slave equipment, the system of firmware upgrade |
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| CN109656583A (en) * | 2018-12-28 | 2019-04-19 | 北京深思数盾科技股份有限公司 | Method for burning chip, host computer and chip burn-recording system |
| CN111506325A (en) * | 2020-03-27 | 2020-08-07 | 广州视源电子科技股份有限公司 | Firmware upgrading method, system, storage medium and related equipment |
| CN113535213A (en) * | 2021-07-21 | 2021-10-22 | 联想长风科技(北京)有限公司 | Firmware updating method and system for programmable logic device |
| CN116483401A (en) * | 2023-03-31 | 2023-07-25 | 武汉环宇智行科技有限公司 | Domain controller firmware upgrading device and upgrading method |
| CN117519748A (en) * | 2023-11-10 | 2024-02-06 | 惠州市乐亿通科技股份有限公司 | Battery management system program upgrading method and device, electronic equipment and storage medium |
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| CN113535213B (en) * | 2021-07-21 | 2024-03-29 | 联想长风科技(北京)有限公司 | Firmware updating method and system for programmable logic device |
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