CN104597983B - A kind of rotation speed of computer fan adjusting method and main board system - Google Patents
A kind of rotation speed of computer fan adjusting method and main board system Download PDFInfo
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- CN104597983B CN104597983B CN201310529530.0A CN201310529530A CN104597983B CN 104597983 B CN104597983 B CN 104597983B CN 201310529530 A CN201310529530 A CN 201310529530A CN 104597983 B CN104597983 B CN 104597983B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44505—Configuring for program initiating, e.g. using registry, configuration files
Abstract
The present invention provides a kind of rotation speed of computer fan adjusting method and main board system, including：Embedded controller receives including the BIOS program write operation order of electronic component types information and the BIOS program being stored in embedded controller memory for BIOS administrative units transmission；The embedded controller carries out read operation to the BIOS program stored in embedded controller memory；The embedded controller is selected with the corresponding radiation parameter of the electronic component types to adjust the rotating speed of fan according to the result that read operation is carried out to embedded controller memory.The type that the embodiment of the present invention passes through the detection electronic component in starting up, embedded controller is further according to the type selection of electronic component and the corresponding radiation parameter of the electronic component types with driving fan, when the electronic component configuration change in computer, still can select and the corresponding radiation parameter of the electronic component types, the heat dissipation and noise for alloing fan are mutually matched with the electronic component after change, preferably realize the control to noise and heat dissipation.
Description
Technical field
The invention belongs to computer control field, more particularly to a kind of rotation speed of computer fan adjusting method and mainboard system
System.
Background technology
Start control chip is also known as EC（Embed Controller, embedded controller）It is 16 microcontrollers,
It is internal itself also to have the Flash of certain capacity to store the code of embedded controller.It is embedded during system is opened
Formula controller controls the sequential of most signal of interest.In notebook, no matter in start either off-mode, insertion
Formula controller is kept on all.In the power-offstate, embedded controller is always maintained at running, and in the start for waiting user
Information.And after open state, embedded controller is more as keyboard controller, charging indicator light and other various indicator lights etc.
The control of equipment, it even controls the states such as the standby of system, dormancy, including rotation speed of the fan control also by embedded Control
Device is handled, it is not take up system CPU（Central processing unit）Resource, will not cause because of frequent adjust of rotation speed of the fan be
The performance of system reduces, and the temperature of current CPU and system is detected by embedded controller, automatically adjusts rotation speed of the fan, reaches one
The rotating speed of a science and the balance of noise.
By volume do it is small be following PC development trend, ultra-thin is one of them main element, when volume is made
More hour, with regard to smaller, heat is just less susceptible to distribute internal structure space, and therefore, the heat dissipation of PC is just faced with great
Challenge.Present heat dissipation major way is wind-cooling heat dissipating, and embedded controller is adjusted according to the height of CPU and system temperature
Rotation speed of the fan.The present inventor has found that present embedded controller is controlled by one group of fan curve into research is crossed,
There is no specific aim, when commercially to capture all kinds of markets with a product, therefore its configuration will change, for example,
The change of CPU, memory or hard disk, can be such that the factor that internal influence radiates also changes correspondingly, and cause heat dissipation and the noise face of PC machine
Face very big challenge, be difficult to realize suitable matching.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of rotation speed of computer fan adjusting method and main board system, to solve
Caused internal configuration and heat dissipation are difficult to realize the problem of matching during configuration change inside PC machine in the prior art.
The embodiment of the present invention provides a kind of rotation speed of computer fan adjusting method, including：
Embedded controller receives the BIOS program for including electronic component types information that BIOS administrative units are sent and writes
The BIOS program is simultaneously stored in embedded controller memory by operational order；
The embedded controller carries out read operation to the BIOS program stored in embedded controller memory；
The embedded controller is according to the result selection and the electricity that read operation is carried out to embedded controller memory
The corresponding radiation parameter of subcomponent type is to adjust the rotating speed of fan.
The embedded controller receives the BIOS journeys for including electronic component types information that BIOS administrative units are sent
The sequence write operation order and step that the BIOS program is stored in embedded controller memory is specially：It is described embedded
The BIOS program for the identification information for including cpu type is stored in embedded controller memory by controller.
The embedded controller carries out read operation to the BIOS program stored in embedded controller memory
Step is specially：The BIOS program that the embedded controller is surrounded by the identification information containing cpu type by reading obtains CPU's
Type.
The embedded controller is according to the result selection and institute that read operation is carried out to embedded controller memory
State the corresponding radiation parameter of electronic component types is specially the step of the rotating speed of fan to adjust：The embedded controller root
Cpu type selection and the corresponding radiation parameter of the cpu type according to acquisition.
The embedded controller is according to the result selection and institute that read operation is carried out to embedded controller memory
Further included before stating the step of corresponding radiation parameter of electronic component types is to adjust the rotating speed of fan：The embedded Control
Device memory is previously stored with least two groups and the corresponding radiation parameter of cpu type.
The embedded controller receives the BIOS journeys for including electronic component types information that BIOS administrative units are sent
Further included before the order of sequence write operation and the step that the BIOS program is stored in embedded controller memory：It is described embedding
Enter formula controller to reset the address of the zone bit information of storage expression cpu type in embedded controller memory and configure just
Beginning radiation parameter.
The embodiment of the present invention also provides a kind of rotation speed of computer fan adjusting method, including：
BIOS administrative units send the BIOS program write operation for including electronic component types information to embedded controller
Order and write the BIOS program in embedded controller memory；
The BIOS administrative units are described embedding by making to BIOS program described in the embedded controller memory write
Enter formula controller according to the result selection and the electricity that read operation is carried out to BIOS program described in embedded controller memory
The corresponding radiation parameter of subcomponent type is to adjust the rotating speed of fan.
The BIOS program that the BIOS administrative units include electronic component types information to embedded controller transmission is write
Operational order and by the BIOS program write embedded controller memory in step be specially：The BIOS administrative units
It will be surrounded by the BIOS program write-in embedded controller memory of the identification information containing cpu type.
The BIOS program that the BIOS administrative units include electronic component types information to embedded controller transmission is write
Operational order will simultaneously further include in BIOS program write-in embedded controller memory before step：The BIOS management is single
Member judges the type of CPU.
The embodiment of the present invention also provides a kind of main board system, including：The BIOS administrative units that are connected with controlling bus, CPU
The embedded controller memory being connected with embedded controller and with embedded controller；
The BIOS administrative units are used for the type for judging CPU, and are sent to embedded controller and include cpu type letter
The BIOS program write operation order of breath simultaneously writes the BIOS program in embedded controller memory；
What the embedded controller memory was used to storing BIOS administrative units write-in includes cpu type information
BIOS program and be previously written with the corresponding radiation parameter of cpu type；
The basis that the embedded controller is used for reads the mark letter being surrounded by containing cpu type from embedded controller memory
The BIOS program of breath obtains the type of CPU, selection and the corresponding radiation parameter of the cpu type.
The embodiment of the present invention provides a kind of rotation speed of computer fan adjusting method and main board system, by starting up
Detect the type of electronic component, and the type of the electronic component be sent to embedded controller, embedded controller further according to
The type selection of electronic component and the corresponding radiation parameter of the electronic component types are with driving fan, when the electronics in computer
Element configuration change when, still can select with the corresponding radiation parameter of the electronic component types, make the heat dissipation of fan and make an uproar
Sound can be mutually matched with the electronic component after change, preferably realize the control to noise and heat dissipation, while realize when same
When a product changes configuration to capture all kinds of cities, it still can make to reach one between configuring after heat dissipation and noise and change
The matching balance of a science.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is one embodiment schematic diagram of rotation speed of computer fan adjusting method provided in an embodiment of the present invention；
Fig. 2 is another embodiment schematic diagram of rotation speed of computer fan adjusting method provided in an embodiment of the present invention；
Fig. 3 is another embodiment schematic diagram of rotation speed of computer fan adjusting method provided in an embodiment of the present invention；
Fig. 4 is another embodiment schematic diagram of rotation speed of computer fan adjusting method provided in an embodiment of the present invention；
Fig. 5 is the embodiment schematic diagram of main board system provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In order to illustrate technical solutions according to the invention, illustrated below by specific embodiment.
The embodiment of the present invention provides a kind of rotation speed of computer fan adjusting method.
Referring to Fig. 1, a kind of one embodiment of rotation speed of computer fan adjusting method includes in the embodiment of the present invention：
101st, embedded controller receives the BIOS journeys for including electronic component types information that BIOS administrative units are sent
BIOS program is simultaneously stored in embedded controller memory by the order of sequence write operation；
After starting up, BIOS administrative units can be in PEI（pre-EFIInitialization）Stage is to electronic component
Type is detected, and judges the type of electronic component, and the electronic component includes the CPU for being arranged at computer-internal（Centre
Manage device）, motherboard and power supply unit the electronic component of high temperature is easily produced when using, embedded controller receives BIOS
What administrative unit was sent includes the BIOS program write operation order of electronic component types information, and agrees to that BIOS administrative units will
The BIOS program is written to embedded controller memory（Embedded controller memory）In.
102nd, the embedded controller carries out read operation to the BIOS program stored in embedded controller memory；
The embedded controller by carrying out read operation to the BIOS program that is stored in embedded controller memory, from
And obtain the type information of electronic component.
103rd, the embedded controller is according to the result selection and electricity that read operation is carried out to embedded controller memory
The corresponding radiation parameter of subcomponent type is to adjust the rotating speed of fan；
The embedded controller is corresponding with electronic component types according to the type information selection for obtaining electronic component
Radiation parameter is to adjust the rotating speed of cpu fan, and the embedded controller is in the embedded controller memory and electronics member
The corresponding radiation parameter table of part type, the embedded controller is according to the selection of the electronic component types of acquisition and electronics member
The corresponding radiation parameter table of part type adjusts the rotating speed of fan with driving fan, for example, when the type of some electronic component such as CPU
During change, the radiation parameter table of the embedded controller selection can also change therewith, the driving force of fan is adapted to CPU's
Radiating requirements.
The embodiment of the present invention provides a kind of rotation speed of computer fan adjusting method, by detecting electronics member in starting up
The type of part, and the type of the electronic component is sent to embedded controller, embedded controller is further according to electronic component
Type is selected with the corresponding radiation parameter of the electronic component types with driving fan, when the electronic component in computer configures more
When changing, still can select with the corresponding radiation parameter of the electronic component types, after making the heat dissipation and noise and change of fan
Electronic component can be mutually matched, preferably realize the control to noise and heat dissipation, while realize when with a product being
When capturing all kinds of cities and changing configuration, it still can make for reaching a science between configuring after heat dissipation and noise and change
Balancing.
For ease of understand, below with an instantiation to the rotation speed of computer fan adjusting method in the embodiment of the present invention into
Row is described in detail, referring to Fig. 2, another embodiment of the rotation speed of computer fan adjusting method in the embodiment of the present invention includes：
201st, storage in embedded controller memory is represented the zone bit information of cpu type by the embedded controller
Address reset and configure initial radiation parameter.
After starting up, storage in embedded controller memory is represented cpu type by the embedded controller
The address of zone bit information is reset, i.e., the 0x60 positions of embedded controller memory is first initialized, 0x60 positions clear 0, institute
The 0x60 positions for stating embedded controller memory are used to store the zone bit information for representing cpu type, just prevent the address
Value is changed by other application program, and the rotating speed of fan has transient error when causing to restart computer, while initial for CPU configurations
Radiation parameter table.
202nd, the BIOS program for being surrounded by the identification information containing cpu type is stored in embedded control by the embedded controller
In device memory processed；
The embedded controller receives the BIOS program for including cpu type information that the BIOS administrative units are sent
BIOS program is simultaneously stored in embedded controller memory by write operation order, specifically, the BIOS administrative units pass through
62/66 mouthful of 0x60 addresses write-in to embedded controller memory represents the flag bit of cpu type, as the value value of flag bit is
1,2,3 etc..
203rd, the embedded controller is surrounded by the BIOS program acquisition CPU of the identification information containing cpu type by reading
Type.
The embedded controller carries out read operation to the BIOS program stored in embedded controller memory, specifically
, the embedded controller is received after 62/66 mouthful of message sended over, inquiry embedded controller memory
Read on the zone bit information of the type of CPU to obtain the type of CPU 0x60 positions.
204th, the embedded controller is joined according to the selection of the cpu type of acquisition and the corresponding heat dissipation of the cpu type
Number.
The embedded controller memory is previously stored with least two groups and the corresponding radiation parameter of cpu type, tool
Body, technical staff can be different according to the configuration of notebook, on the computer of each configuration test draw corresponding with cpu type
Suitable several groups of radiation parameters, be stored in embedded controller memory, when the embedded controller obtain CPU class
After type, just according to different cpu types, selection and the corresponding suitable radiation parameter of cpu type.
Further, the radiation parameter can obtain in the following manner, there is provided an adjustable duty cycle simultaneously should mutually account for
Sky compares and exports the signal generator of fan speed-regulating signal, by adjusting different duty cycles, makes the signal generator accordingly defeated
Go out different fan speed-regulating signals to the fan rate controlling unit of CPU, so that the fan rate controlling unit is according to different fan speed-regulatings
Signal adjusts the rotating speed of the radiator fan, and the temperature of arranging in pairs or groups surveys the temperature detecting that unit carries out the electronic component, to be used
Under conditions of default cooling requirements, to test the heat dissipation test program of the heat dissipation effect of the radiator fan, and then can obtain
The radiation parameter of the radiator fan.The radiation parameter of different cpu types is measured by above method, and is written into embedded
In controller storage.It should be noted that above method is applicable not only to measure different types of CPU, it can also be measured
His electronic component such as motherboard and power supply unit etc..Compared with the prior art, radiation parameter obtaining method master of the invention
Different fan speed-regulating signals is accordingly exported according to different duty cycles by a signal generator, can directly carry out heat dissipation survey
Program is tried, it is small only significantly to shorten integral heat sink testing-program time to obtain the radiation parameter of the radiator fan, improve work
Efficiency, also by Simple Design, that is, available signal generator cause the heat dissipation test program without rotating speed control limitation and it is high into
This.
The embodiment of the present invention provides a kind of rotation speed of computer fan adjusting method, by detecting CPU's in starting up
Type, and the type of the CPU is sent to embedded controller, type selection and the CPU of the embedded controller further according to CPU
The corresponding radiation parameter of type, when the cpu type configuration change in computer, still can be selected with being somebody's turn to do with driving fan
The corresponding radiation parameter of cpu type, the heat dissipation and noise for alloing fan are mutually matched with the CPU after change, preferably real
Now to noise and the control of heat dissipation, while realize when changing configuration with a product in order to capture all kinds of cities, still may be used
So as to reach the matching balance of a science between being configured after heat dissipation and noise and change.
Referring to Fig. 3, another embodiment of the rotation speed of computer fan adjusting method in the embodiment of the present invention includes：
301st, BIOS administrative units are sent to embedded controller includes the BIOS program of electronic component types information and writes
Operational order simultaneously writes the BIOS program in embedded controller memory；
BIOS administrative units can be in PEI（pre-EFIInitialization）Stage examines the type of electronic component
Survey, judge the type of electronic component, and the BIOS program is written in embedded controller memory.
302nd, the BIOS administrative units to BIOS program described in the embedded controller memory write by making institute
Embedded controller is stated according to the result selection and institute that read operation is carried out to BIOS program described in embedded controller memory
The corresponding radiation parameter of electronic component types is stated to adjust the rotating speed of fan.
Referring to Fig. 4, another embodiment of the rotation speed of computer fan adjusting method in the embodiment of the present invention includes：
401st, the BIOS administrative units judge the type of CPU.
After starting up, including SEC（security）、PEI（pre-EFIInitialization）、DXE
（DriverExecutionEnvironment）, 4 stages of BDS (BootDeviceSelect), first in SEC phase, perform
System initializes substantially, prepares C language performing environment；Then PEI phase enters C code environment, and CPU, north and south bridge piece are carried out
Initialization, in CPU setup codes addition judge the type of CPU, DXE phase computer system device is carried out initialization with
Configuration, builds system table, there is provided to the access interface of resource；BDS phase is the final stage of BIOS guiding, completes to enter operation
Preparation before System guides, finally loads OSLoader, and system control gives OSLoader.
402nd, the BIOS program for being surrounded by the identification information containing cpu type is write embedded Control by the BIOS administrative units
In device memory；
The BIOS administrative units are after PEI phase CPU initialization judges the type of CPU, by 62/66 mouthful to embedded
The 0x60 addresses write-in of controller storage represents the flag bit of cpu type, such as the value of flag bit is 1,2,3 etc..
403rd, the BIOS administrative units are surrounded by the identification information containing cpu type by embedded controller memory write
BIOS program make embedded controller according to cpu type selection with the corresponding radiation parameter of the cpu type.
The embodiment of the present invention provides a kind of rotation speed of computer fan adjusting method, passes through the BIOS management list in starting up
The type of member detection CPU, and the type of the CPU is sent to embedded controller, type of the embedded controller further according to CPU
Selection with the corresponding radiation parameter of the cpu type with driving fan, when the cpu type configuration change in computer, still
Can select with the corresponding radiation parameter of the cpu type, allow mutual of CPU after the heat dissipation and noise and change of fan
Match somebody with somebody, preferably realize the control to noise and heat dissipation.
A kind of rotation speed of computer fan adjusting method in the embodiment of the present invention is described in detail above, below
A kind of main board system in the embodiment of the present invention is described, referring to Fig. 5, a kind of main board system in the embodiment of the present invention
One embodiment includes：
The BIOS administrative units 501, CPU504 and the embedded controller 502 that are connected with controlling bus and with embedded control
The embedded controller memory 503 of device connection processed；
The BIOS administrative units 501 are used for the type for judging CPU504, and send and include to embedded controller 502
The BIOS program is simultaneously write embedded controller memory 503 by the BIOS program write operation order of CPU504 type informations
In；
The embedded controller memory 503 is used to store including for the write-in of BIOS administrative units 501
The BIOS program of CPU504 type informations and be previously written with the corresponding radiation parameter of cpu type；
The embedded controller 502 reads from embedded controller memory 503 for basis and is surrounded by containing CPU504
The BIOS program of the identification information of type to obtain the type of CPU504, with the corresponding heat dissipation of the CPU504 types join by selection
Number.
A kind of working status of main board system in the embodiment of the present invention is described below, referring to Fig. 5, passing through first
Heat dissipation test is carried out to the different type of CPU and obtains the corresponding radiation parameters of different types of CPU, by the type of CPU and therewith
Corresponding radiation parameter is written in embedded controller memory, as starting up, BIOS administrative unit execution system bases
This initialization, and judge the type of CPU in PEI phase, then by 62/66 mouthful of 0x60 to embedded controller memory
Location writes the flag bit for representing cpu type, such as the value of flag bit is 1,2,3 etc..The embedded controller is received from 62/
After 66 mouthfuls of message sended over, the mark of the type on CPU is read in the 0x60 positions of inquiry embedded controller memory
Position information is to obtain the type of CPU, according to different cpu types, selection and the corresponding suitable radiation parameter of cpu type,
Radiated according to selected radiation parameter driving fan to CPU.
The embodiment of the present invention provides a kind of main board system, by detecting the type of CPU in starting up, and by the CPU
Type be sent to embedded controller, embedded controller further according to CPU type selection with the cpu type is corresponding dissipates
Thermal parameter, when the cpu type configuration change in computer, still can be selected corresponding with the cpu type with driving fan
Radiation parameter, the heat dissipation and noise for alloing fan be mutually matched with the CPU after change, preferably realizes to noise and heat dissipation
Control, while realize when changing configuration with a product in order to capture all kinds of cities, still can make heat dissipation and noise
Matching with reaching a science between being configured after change balances.
Above content is that a further detailed description of the present invention in conjunction with specific preferred embodiments, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
Some equivalent substitutes or obvious modification are made on the premise of not departing from present inventive concept, and performance or purposes are identical, all should
It is considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted.
Claims (9)
- A kind of 1. rotation speed of computer fan adjusting method, it is characterised in that including：Storage in embedded controller memory is represented that the address of the zone bit information of cpu type is reset simultaneously by embedded controller Configure initial radiation parameter；Embedded controller receives the BIOS program write operation for including electronic component types information that BIOS administrative units are sent Order and the BIOS program is stored in embedded controller memory；The embedded controller carries out read operation to the BIOS program stored in embedded controller memory；The embedded controller is according to the result selection and electronics member that read operation is carried out to embedded controller memory The corresponding radiation parameter of part type allows heat dissipation and noise and mutual of the electronic component of fan to adjust the rotating speed of fan Match somebody with somebody.
- 2. rotation speed of computer fan adjusting method as claimed in claim 1, it is characterised in that the embedded controller receives What BIOS administrative units were sent includes the BIOS program write operation order of electronic component types information and by the BIOS program The step being stored in embedded controller memory is specially：The embedded controller will include the mark of cpu type The BIOS program of information is stored in embedded controller memory.
- 3. rotation speed of computer fan adjusting method as claimed in claim 2, it is characterised in that the embedded controller The step of carrying out read operation to the BIOS program that is stored in embedded controller memory be specially：The embedded controller leads to Cross and read the type that the BIOS program for being surrounded by the identification information containing cpu type obtains CPU.
- 4. rotation speed of computer fan adjusting method as claimed in claim 3, it is characterised in that the embedded controller Result selection according to read operation is carried out to embedded controller memory is joined with the corresponding heat dissipation of the electronic component types The step of rotating speed of the number to adjust fan is specially：The embedded controller is according to the selection of the cpu type of acquisition and the CPU The corresponding radiation parameter of type.
- 5. rotation speed of computer fan adjusting method as claimed in claim 4, it is characterised in that the embedded controller Result selection according to read operation is carried out to embedded controller memory is joined with the corresponding heat dissipation of the electronic component types Further included before the step of counting the rotating speed to adjust fan：The embedded controller memory be previously stored with least two groups with The corresponding radiation parameter of cpu type.
- A kind of 6. rotation speed of computer fan adjusting method, it is characterised in that including：Storage in embedded controller memory is represented that the address of the zone bit information of cpu type is reset simultaneously by embedded controller Configure initial radiation parameter；BIOS administrative units send the BIOS program write operation order for including electronic component types information to embedded controller And the BIOS program is write in embedded controller memory；The BIOS administrative units are described embedded by making to BIOS program described in the embedded controller memory write Controller is according to the result selection and electronics member that read operation is carried out to BIOS program described in embedded controller memory The corresponding radiation parameter of part type allows heat dissipation and noise and mutual of the electronic component of fan to adjust the rotating speed of fan Match somebody with somebody.
- 7. rotation speed of computer fan adjusting method as claimed in claim 6, it is characterised in that the BIOS administrative units are to embedding Enter formula controller to send the BIOS program write operation order for including electronic component types information and write the BIOS program Step in embedded controller memory is specially：The BIOS administrative units will be surrounded by the identification information containing cpu type In BIOS program write-in embedded controller memory.
- 8. rotation speed of computer fan adjusting method as claimed in claim 6, it is characterised in that the BIOS administrative units are to embedding Enter formula controller to send the BIOS program write operation order for including electronic component types information and write the BIOS program Further included in embedded controller memory before step：The BIOS administrative units judge the type of CPU.
- A kind of 9. main board system, it is characterised in that including：BIOS administrative units, CPU and the embedded control being connected with controlling bus Device processed and the embedded controller memory being connected with embedded controller；The embedded controller is used for the ground that storage in embedded controller memory is represented to the zone bit information of cpu type Location resets and configures initial radiation parameter；The BIOS administrative units are used for the type for judging CPU, and are sent to embedded controller and include cpu type information The order of BIOS program write operation simultaneously writes the BIOS program in embedded controller memory；What the embedded controller memory was used to storing BIOS administrative units write-in includes cpu type information BIOS program and be previously written with the corresponding radiation parameter of cpu type；The embedded controller is used to be surrounded by the identification information containing cpu type according to from the reading of embedded controller memory BIOS program obtain CPU type, selection with the corresponding radiation parameter of the cpu type, make fan heat dissipation and noise with CPU can be mutually matched.
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| CN106125592A (en) * | 2016-06-17 | 2016-11-16 | 联想(北京)有限公司 | A kind of method of heat radiation firmware of upgrading and electronic equipment |
| CN106445027A (en) * | 2016-09-18 | 2017-02-22 | 安徽爱她有果电子商务有限公司 | Intelligent adjusting method and controlling system of computer fan revolving speed |
| CN110219818B (en) * | 2019-06-21 | 2020-11-10 | 苏州浪潮智能科技有限公司 | Fan speed regulation method and system compatible with different components |
| CN111949096A (en) * | 2020-07-27 | 2020-11-17 | 山东超越数控电子股份有限公司 | Computer heat dissipation control system based on BIOS real-time monitoring |
| CN114942686A (en) * | 2022-06-16 | 2022-08-26 | 深圳市集和诚科技开发有限公司 | Heat dissipation device and case |
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| CN102375509A (en) * | 2010-08-17 | 2012-03-14 | 鸿富锦精密工业（深圳）有限公司 | Fan rotating speed control system and method |
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