CN108829421A - The method and system and refrigerator and storage medium of upgrading refrigerator controller software - Google Patents
The method and system and refrigerator and storage medium of upgrading refrigerator controller software Download PDFInfo
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- CN108829421A CN108829421A CN201810636634.4A CN201810636634A CN108829421A CN 108829421 A CN108829421 A CN 108829421A CN 201810636634 A CN201810636634 A CN 201810636634A CN 108829421 A CN108829421 A CN 108829421A
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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
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
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Abstract
The invention discloses the method and systems and refrigerator and storage medium of upgrading refrigerator controller software, wherein the method for upgrading refrigerator controller software includes：Obtain the current version of firmware of refrigerator controller；Inquire the latest edition of current version of firmware in firmware server；When receiving return information of the latest edition higher than current version of firmware, the firmware upgrade packet of latest edition is downloaded and cached；Controller software is upgraded according to the firmware upgrade packet of latest edition.The online upgrading rapidly and efficiently to refrigerator controller software may be implemented in method, system and refrigerator of the invention, time saving and energy saving.
Description
Technical field
The invention belongs to the technical field of electrical appliances manufacturing more particularly to a kind of methods for upgrading refrigerator controller software, and
Refrigerator, the system and storage medium for upgrading refrigerator controller software.
Background technique
With the continuous improvement of living standards, because having the characteristics that control is accurate, rule elasticity is big, fast response time,
Electric control refrigerator is increasingly by the welcome of consumer.In the related art, by the test in development process, manufacturer can be by each
The simulation of kind environment temperature, humidity, load condition is summarized or is matched suitable control rule and parameter, is written to control
Batch production in device software, for product.
But because the scene of test is limited, product is not applied for all usage scenarios of user, or because produces
Product performance upgrade, design defect amendment etc. need, and the control software of electric control refrigerator needs continuous iteration.The prior art cannot be achieved
This function can only be upgraded or be replaced control when user's use goes wrong complaint maintenance for the refrigerator having been sold out
Software iteration is realized in making sheet.
Therefore, when the usage scenario of user has been more than the scope of design of original refrigerator, even if producer has found method
Reply, but controller software iteration that is quick, not influencing user experience can not be carried out；As manufacturer, if controller
Software upgrading needs tissue to reprocess on a large scale, spends human and material resources, while facing risk after sale.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, the first purpose of this invention is to propose a kind of method for upgrading refrigerator controller software, this method can
Quickly and efficiently to realize the upgrading of refrigerator controller software.
Second object of the present invention is to propose a kind of storage medium.
Third object of the present invention is to propose a kind of refrigerator.
Fourth object of the present invention is to propose a kind of system for upgrading refrigerator controller software.
In order to achieve the above object, the method for the upgrading refrigerator controller software of first aspect present invention embodiment includes：
Obtain the current version of firmware of refrigerator controller；Inquire the latest edition of current version of firmware described in firmware server；When connecing
When receiving return information of the latest edition higher than the current version of firmware, the firmware of the latest edition is downloaded and cached
Upgrade package；Controller software is upgraded according to the firmware upgrade packet of the latest edition.
The method of upgrading refrigerator controller software according to an embodiment of the present invention, passes through the firmware version to refrigerator controller
Inquiry and confirmation, exist more highest version when, from backstage, firmware server can be obtained the firmware upgrade packet of latest edition, complete
It is rapidly and efficiently, time saving and energy saving at the software upgrading of controller.
In some embodiments, the method also includes：Obtaining the current version of firmware or the inquiry latest edition
Mistake proofing processing is carried out when the firmware upgrade packet of this or the downloading latest edition, it is thus possible to stability when improving upgrading.
In some embodiments, the current version of firmware or the inquiry latest edition are being obtained or is being downloaded described newest
Mistake proofing processing is carried out when the firmware upgrade packet of version to specifically include：
If sending the acquisition request signal of the current version of firmware of n times, the refrigerator control is not still got
The current version of firmware of device processed, then to the upgrading Flow ends of refrigerator controller software, wherein N is the positive integer greater than 1；
Alternatively, being still not received by firmware server if sending the acquisition request signal of the M latest edition
Return information, then to the upgrading Flow ends of refrigerator controller software, wherein M is positive integer greater than 1；
Alternatively, after the firmware upgrade packet for downloading the latest edition, to the firmware upgrade packet of the latest edition
Integrality is tested.
In some embodiments, the method also includes：When upgrading to controller software, the controller is detected
Work dominant frequency；If the work dominant frequency meets the functional requirement of the refrigerator, downloads and the latest edition is written
Firmware upgrade packet, thus, it will not influence refrigerator functions in upgrading.
In order to achieve the above object, the non-transitorycomputer readable storage medium of second aspect of the present invention embodiment,
On be stored with computer program, the upgrading refrigerator controller software is realized when the computer program is executed by processor
Method.
First aspect embodiment is realized in non-transitorycomputer readable storage medium according to an embodiment of the present invention, storage
The computer program for upgrading the method for refrigerator controller software, so that the realization for this method provides basis.
In order to achieve the above object, the refrigerator of third aspect present invention embodiment, including：Communication device, for obtaining ice
The current version of firmware of case controller inquires the latest edition of current version of firmware described in firmware server, when receiving
When stating return information of the latest edition higher than the current version of firmware, the firmware upgrade of the latest edition is downloaded and cached
Packet；Controller, for being upgraded according to the firmware upgrade packet of the latest edition to software.
Refrigerator according to an embodiment of the present invention, inquiry and confirmation by communication device to the firmware version of controller, and
When firmware server has the firmware version of more highest version, firmware upgrade packet is downloaded from firmware server by communication device, and
Upgrading to software is completed by controller, manufacturer can rapidly embody in the product, fastly the iteration of control logic and parameter
It is fast efficient, it is time saving and energy saving.
In some embodiments, the communication device is also used to obtaining the current version of firmware or inquiring described newest
Mistake proofing processing is carried out when the firmware upgrade packet of version or the downloading latest edition, it is thus possible to stability when improving upgrading.
In some embodiments, the communication device is specifically used for, in the acquisition for the current version of firmware for sending n times
Request signal and when still not getting the current version of firmware of the refrigerator controller, upgrading process is terminated, alternatively, sending out
When sending the acquisition request signal of the M latest edition and being still not received by the return information of firmware server, terminate
Upgrade process, alternatively, after the firmware upgrade packet for downloading the latest edition, to the firmware upgrade packet of the latest edition
Integrality is tested.
In some embodiments, the controller is also used to, and when the dominant frequency that works meets the functional requirement of refrigerator, downloading is simultaneously
The firmware upgrade packet of the latest edition is written, thus, it will not influence the normal function of refrigerator in upgrading.
In order to achieve the above object, the system of the upgrading refrigerator controller software of fourth aspect present invention embodiment, it is described
System includes the refrigerator and firmware server, and shown firmware server is used to store consolidating for the controller software of the refrigerator
Part upgrade package.
The system of upgrading refrigerator controller software according to an embodiment of the present invention disposes firmware server by backstage, and
Using the communication device of refrigerator as medium, the online upgrading to the controller software of refrigerator is realized, it is rapidly and efficiently, time saving and energy saving.
Detailed description of the invention
Fig. 1 is the flow chart of the method for upgrading refrigerator controller software according to an embodiment of the invention；
Fig. 2 is the principle signal of the escalation process of upgrading refrigerator controller software according to an embodiment of the invention
Figure；
Fig. 3 is the block diagram of refrigerator according to an embodiment of the invention；
Fig. 4 is the block diagram of the system of upgrading refrigerator controller software according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
The method of the upgrading refrigerator controller software of embodiment according to a first aspect of the present invention is described with reference to the accompanying drawings.
Fig. 1 is the flow chart of the method for upgrading refrigerator controller software according to an embodiment of the invention, such as Fig. 1 institute
Show, the method for the upgrading refrigerator controller software of the embodiment of the present invention includes：
S1 obtains the current version of firmware of refrigerator controller.
S2 inquires the latest edition of current version of firmware in firmware server.
In an embodiment of the present invention, firmware server is used to store the firmware upgrade packet of refrigerator controller, for example, manufacturer
In test and improvement, it is believed that when it is necessary to push the control software for updating refrigerator controller, firmware upgrade can be wrapped to biography
Into firmware server.
S3 is downloaded when receiving return information of the latest edition higher than current version of firmware and is cached latest edition
Firmware upgrade packet.
S4 upgrades controller software according to the firmware upgrade packet of latest edition.
In some embodiments, the method application scenarios of the embodiment of the present invention, which are disposed, to be：Refrigerator include controller and
Communication device such as WIFI module, and firmware server is disposed on backstage.Wherein, refrigerator controller is used to carry out function to refrigerator
Control receives the firmware upgrade packet that WIFI module issues, and completes to upgrade；WIFI module is soft for periodically inquiry refrigerator controller
Part version, and checked with firmware server version, when firmware server has the software version of update, from firmware server
It downloads and is transferred to refrigerator controller；Firmware server is used to store firmware upgrade packet.
Specifically, as shown in Fig. 2, refrigerator is after starting operation, upgrade job is carried out according to following procedure, it is specific to wrap
It includes：Process a, after refrigerator system powers on or after having run period regular time, WIFI module is sent out to refrigerator controller
Inquiry request out inquires the firmware version of current refrigerator controller；Process b, refrigerator controller reply WIFI module, will be current
Firmware version is sent to WIFI module；Process c, WIFI module record the current firmware version of refrigerator controller, and solid to backstage
Part server inquires the current latest edition of the firmware version；Process d, backstage firmware server reply WIFI module.After if
The firmware version for the controller that platform firmware server is replied, it is consistent with the firmware version of current refrigerator controller, then without upgrading,
Upgrading process leaves it at that, and initiates to inquire by WIFI module again after after next time window or re-powering, according to upper
Face process repeats.If the firmware version of the reply of backstage firmware server is higher than the firmware version of refrigerator controller, workflow
Continue following procedure.Process e and process f, WIFI module requests firmware upgrade packet to backstage firmware server, and downloads to module
Middle caching；Process g, WIFI module notice refrigerator controller can download firmware updating upgrade package；Under refrigerator controller frame by frame
Firmware upgrade packet is carried, is switched over after the completion；Process h, refrigerator controller report WIFI module, upper round after completing switching
It upgrades successfully.Wherein, the upgrade method of the embodiment of the present invention can also be realized in refrigerator operation, not influenced on refrigerator functions.
The method of upgrading refrigerator controller software according to an embodiment of the present invention, passes through the firmware version to refrigerator controller
Inquiry and confirmation, exist more highest version when, from backstage, firmware server can be obtained the firmware upgrade packet of latest edition, complete
It is rapidly and efficiently, time saving and energy saving at the software upgrading of controller.
Further, in order to guarantee the reliability of product up-gradation, need to carry out some mistake proofing processing, in some embodiments
In, the progress mistake proofing processing when obtaining current version of firmware or inquiring latest edition or download the firmware upgrade packet of latest edition.
Specifically, if sending the acquisition request signal of the current version of firmware of n times, refrigerator control is not still got
The current version of firmware of device processed, then to the upgrading Flow ends of refrigerator controller software, wherein N is the positive integer greater than 1；Or
Person is still not received by the return information of firmware server, then if sending the acquisition request signal of M latest edition
To the upgrading Flow ends of refrigerator controller software, wherein M is the positive integer greater than 1；Alternatively, consolidating in downloading latest edition
After part upgrade package, test to the integrality of the firmware upgrade packet of latest edition.
Referring to shown in Fig. 2, in process a and b, if refrigerator controller does not reply current version of firmware, and WIFI mould
Block carries out retransmitting confirmation n times, and in the case where still no reply, this round upgrades Flow ends.For another example in process c and d,
If backstage firmware server does not reply corresponding firmware version, and WIFI module retransmit M times, does not still reply
In the case where, this round upgrades Flow ends；For another example in process e and f, WIFI module needs after the completion of communication to firmware
The integrality of upgrade package is tested, such as crc32.It is handled by the mistake proofing of above example, when firmware upgrade can be provided
Stability.
In an embodiment of the present invention, when refrigerator controller carries out software upgrading, it will not influence the normal function of refrigerator.
Because detecting the work dominant frequency of controller when upgrading to controller software；If work dominant frequency meets the function of refrigerator
The firmware upgrade packet of latest edition is then downloaded and be written to demand.
Specifically, it referring to shown in Fig. 2, in process h, downloads firmware upgrade packet frame by frame by refrigerator controller, to consider
The MCU dominant frequency of refrigerator controller is downloaded and is written under the premise of meeting refrigerator basic function, after the download is complete into
Row completeness check is replaced and resets operation after confirmation is errorless.
In embodiment, using the method for the embodiment of the present invention, by communication waveform and refrigerator controller actual waveform
Observation, refrigerator controller download 64 Byte download the firmware upgrade packet time-consuming of 59KB about under the baud rate of 9600bps
210s；Because frequently entering Communication processing, refrigerator controller it is main when base 100ms have the extension of about 2ms, refrigerator functions do not have shadow
It rings.
In short, the method for the upgrading refrigerator controller software of the embodiment of the present invention, manufacturer only need to be by firmware upgrade packet
In uploading onto the server, i.e., the operation version of renewable refrigerator controller software, also, in the feelings for not influencing refrigerator functions operation
The upgrading that refrigerator controller can be completed under condition has given full play to the effect of intelligent refrigerator communication module, so that the quality of refrigerator
It is more reliable and more stable, promote user satisfaction.
The method of upgrading refrigerator controller software based on above-mentioned first aspect embodiment is described below according to the present invention the
The storage medium of two aspect embodiments.The non-transitorycomputer readable storage medium of second aspect of the present invention embodiment, thereon
It is stored with computer program, the upgrading refrigerator controller which is executed by processor first aspect embodiment above is soft
The method of part.
First aspect embodiment is realized in non-transitorycomputer readable storage medium according to an embodiment of the present invention, storage
The computer program for upgrading the method for refrigerator controller software, so that the realization for this method provides basis.
The refrigerator of embodiment according to a third aspect of the present invention is described with reference to the accompanying drawings.
Fig. 3 is the block diagram of refrigerator according to an embodiment of the invention, as shown in figure 3, the refrigerator of the embodiment of the present invention
100 include communication device 10 and controller 20.
Wherein, such as WIFI module of communication device 10 is used to obtain the current version of firmware of refrigerator controller, inquires firmware
The latest edition of current version of firmware in server, when receiving return information of the latest edition higher than current version of firmware,
Download and cache the firmware upgrade packet of latest edition；Controller 20 is used to carry out software according to the firmware upgrade packet of latest edition
Upgrading.
Refrigerator 100 according to an embodiment of the present invention, by communication device 10 to the inquiry of the firmware version of controller 20 and
Confirmation, and when firmware server has the firmware version of more highest version, firmware is downloaded from firmware server by communication device 10
Upgrade package, and the upgrading to software is completed by controller 20, manufacturer can rapidly embody the iteration of control logic and parameter
In the product, quickly high on the basic function of refrigerator without influence in escalation process even if product has been sold out and running
Effect, it is time saving and energy saving.
Further, in order to guarantee the reliability of product up-gradation, need to carry out some mistake proofing processing, in some embodiments
In, communication device 10 is also used to obtaining current version of firmware or inquiring the firmware upgrade packet of latest edition or downloading latest edition
Shi Jinhang mistake proofing processing.
Specifically, communication device 10 is specifically used for, send n times current version of firmware acquisition request signal and still
When so not getting the current version of firmware of refrigerator controller, upgrading process is terminated, alternatively, sending M latest edition
Acquisition request signal and when being still not received by the return information of firmware server, upgrading process is terminated, alternatively, downloading
After the firmware upgrade packet of latest edition, test to the integrality of the firmware upgrade packet of latest edition, such as crc32 etc..
In an embodiment of the present invention, controller 20 is also used to, when the dominant frequency that works meets the functional requirement of refrigerator, downloading
And the firmware upgrade packet of latest edition is written, thus, when controller 20 carries out software upgrading, it will not influence the normal function of refrigerator
Energy.
The system of the upgrading refrigerator controller software of embodiment according to a fourth aspect of the present invention is described with reference to the accompanying drawings.
As shown in figure 4, the system 1000 of the upgrading refrigerator controller software of the embodiment of the present invention includes the third aspect above
The refrigerator 100 and firmware server 200 of embodiment, firmware server 200 are used to store the firmware of the controller software of refrigerator 100
Upgrade package.Specific escalation process is referred to the description of above example.
The system 1000 of upgrading refrigerator controller software according to an embodiment of the present invention, disposes firmware server by backstage
200, and using the communication device of refrigerator 100 as medium, realize the online upgrading to the controller software of refrigerator 100, it is quickly high
Effect, it is time saving and energy saving.
It should be noted that in the description of this specification, any mistake described otherwise above in flow chart or herein
Journey or method description are construed as, and expression includes the steps that one or more for realizing specific logical function or process
Executable instruction code module, segment or part, and the range of the preferred embodiment of the present invention includes other
Realize, wherein sequence shown or discussed can not be pressed, including according to related function by it is basic simultaneously in the way of or press
Opposite sequence, to execute function, this should be understood by the embodiment of the present invention person of ordinary skill in the field.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium includes following：Electricity with one or more wiring
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized：With for realizing the logic gates of logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of method for upgrading refrigerator controller software, which is characterized in that the method includes：
Obtain the current version of firmware of refrigerator controller；
Inquire the latest edition of current version of firmware described in firmware server；
When receiving return information of the latest edition higher than the current version of firmware, downloads and cache the latest edition
This firmware upgrade packet；
Controller software is upgraded according to the firmware upgrade packet of the latest edition.
2. the method for upgrading refrigerator controller software according to claim 1, which is characterized in that the method also includes：
When obtaining the firmware upgrade packet of the current version of firmware or the inquiry latest edition or the downloading latest edition
Carry out mistake proofing processing.
3. the method for upgrading refrigerator controller software according to claim 2, which is characterized in that described current solid obtaining
Mistake proofing processing is carried out when the firmware upgrade packet of part version or the inquiry latest edition or the downloading latest edition to specifically include：
If sending the acquisition request signal of the current version of firmware of n times, the refrigerator controller is not still got
Current version of firmware, then to the upgrading Flow ends of refrigerator controller software, wherein N is positive integer greater than 1；
Alternatively, being still not received by returning for firmware server if sending the acquisition request signal of the M latest edition
Complex information, then to the upgrading Flow ends of refrigerator controller software, wherein M is the positive integer greater than 1；
Alternatively, after the firmware upgrade packet for downloading the latest edition, to the complete of the firmware upgrade packet of the latest edition
Property is tested.
4. the method for upgrading refrigerator controller software according to claim 1, which is characterized in that the method also includes：
When upgrading to controller software, the work dominant frequency of the controller is detected；
If the work dominant frequency meets the functional requirement of the refrigerator, the firmware upgrade of the latest edition is downloaded and is written
Packet.
5. a kind of non-transitorycomputer readable storage medium, is stored thereon with computer program, which is characterized in that the calculating
The method of the upgrading refrigerator controller software as described in any in claim 1-4 is realized when machine program is executed by processor.
6. a kind of refrigerator, which is characterized in that the refrigerator includes：
Communication device inquires current firmware version described in firmware server for obtaining the current version of firmware of refrigerator controller
This latest edition is downloaded and is cached when receiving return information of the latest edition higher than the current version of firmware
The firmware upgrade packet of the latest edition；
Controller, for being upgraded according to the firmware upgrade packet of the latest edition to software.
7. refrigerator according to claim 6, which is characterized in that the communication device is also used to obtaining the current firmware
Mistake proofing processing is carried out when the firmware upgrade packet of version or the inquiry latest edition or the downloading latest edition.
8. refrigerator according to claim 7, which is characterized in that the communication device is specifically used for, and is sending described in n times
The acquisition request signal of current version of firmware and when still not getting the current version of firmware of the refrigerator controller, terminate
Upgrade process, alternatively, send M times the latest edition acquisition request signal and be still not received by firmware server
Return information when, upgrading process is terminated, alternatively, after the firmware upgrade packet for downloading the latest edition, to described newest
The integrality of the firmware upgrade packet of version is tested.
9. refrigerator according to claim 6, which is characterized in that the controller is also used to, and meets refrigerator in work dominant frequency
Functional requirement when, download and be written the firmware upgrade packet of the latest edition.
10. a kind of system for upgrading refrigerator controller software, which is characterized in that the system comprises such as claim 6-9 is any
Refrigerator and firmware server described in, shown firmware server are used to store the firmware upgrade of the controller software of the refrigerator
Packet.
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| CN111998510A (en) * | 2020-08-28 | 2020-11-27 | 海信（山东）空调有限公司 | Air conditioner and control method thereof |
| CN114646164A (en) * | 2020-12-18 | 2022-06-21 | 青岛海尔电冰箱有限公司 | Refrigerator control method, computer-readable storage medium, and refrigerator |
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| CN107621941A (en) * | 2017-09-22 | 2018-01-23 | 美的智慧家居科技有限公司 | Method for upgrading software, system and intelligent movable equipment |
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| US11816467B2 (en) | 2018-11-28 | 2023-11-14 | Hefei Hualing Co., Ltd. | Refrigerator production line, method for upgrading refrigerator software on production line and medium |
| CN110825422A (en) * | 2019-11-05 | 2020-02-21 | 四川爱联科技有限公司 | System for managing MCU version of intelligent household equipment |
| CN111998510A (en) * | 2020-08-28 | 2020-11-27 | 海信（山东）空调有限公司 | Air conditioner and control method thereof |
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