CN103133385A - Fan shape judging and controlling method and fan universal control system - Google Patents
Fan shape judging and controlling method and fan universal control system Download PDFInfo
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- CN103133385A CN103133385A CN2012100040334A CN201210004033A CN103133385A CN 103133385 A CN103133385 A CN 103133385A CN 2012100040334 A CN2012100040334 A CN 2012100040334A CN 201210004033 A CN201210004033 A CN 201210004033A CN 103133385 A CN103133385 A CN 103133385A
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- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 description 26
- 238000010586 diagram Methods 0.000 description 2
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- 230000005855 radiation Effects 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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Abstract
The invention relates to a fan shape judging and controlling method, which comprises the steps of electrically inserting a fan on a connector, detecting electrical signals of a power supply pin, a grounding pin, a rotating speed detecting pin and a rotating speed control pin of the connector by a processing unit, judging the electrical signals of the rotating speed control pin by the processing unit, correspondingly generating a first rotating speed control signal and transmitting the first rotating speed control signal to the fan through the power supply pin, or correspondingly generating a second rotating speed control signal and transmitting the second rotating speed control signal to the fan through the rotating speed control pin.
Description
[technical field]
The present invention relates to a kind of judgement and controlling method, and the control system of adopting said method, particularly the universal fan control system of a kind of automatic decision of fan kenel, controlling method and application this method.
[background technique]
Because computer science and technology is with rapid changepl. never-ending changes and improvements at present, the operand and the arithmetic speed that are desktop PC, mobile computer or server host all constantly promote, yet increase with respect to operand and arithmetic speed, computer system or server are when carrying out, the used heat that inner each assembly or device produce is also very considerable, therefore be the running of avoiding affecting computer system or server because of overheated, all can adopt fan to dispel the heat in main frame inside, to keep normal operation.
Fan be generally by with host board on connector be electrically connected, make computer system supply with fan electric power as driving, and the electrical connection that sees through connector is controlled the rotational velocity of fan.At present, fan power supply joint on the market mainly contains the different specification in three pin positions (3pins) and two kinds of four pin positions (4pins), mates respectively the connector of three stitch on host board or four stitch.
The power connection of tripod position fan has grounding leg position, power supply pin position and rotating speed and detects the pin position, and the power connection of four pin position fans is except aforementioned three pin positions, more than a rotating speed control pin position.On host board the difference of corresponding connector stitch number, tripod position fan is also not identical with control circuit and the controlling method of four pin position fans.yet, at present known computer system must be when start be manually set by the user and is adopted tripod position fan or four pin position fans, it is set must be by basic input/output system (the Basic Input/Output System of non-graphic interface, BIOS), can produce many puzzlements for the user who is unfamiliar with its interface, if simultaneously the fan pin position specification set of user is wrong, as tripod position fan being set as four pin position fans, also or four pin position fans are set as tripod position fan, fan just can't normal operation, computer system also can't see through connector and control the rotating speed of fan to reach the function of heat radiation, and then affect the usefulness of computer system.
In addition, after if the user changes the fan of different pin positions specification, also must be when next computer system power-on again manually set fan pin position specification by basic input/output system (BIOS), can make the fan normal operation, and control the rotating speed of fan to reach the function of heat radiation through connector, in sum, these problems all cause the operational inconvenience of user.
[summary of the invention]
In view of above problem, the invention provides a kind of judgement and controlling method of fan kenel, and the universal fan control system of using this method, commonly use and to see through voluntarily by the user kenel that basic input/output system is manually set fan thereby solve, can normally control the problem of rotation speed of the fan.
The present invention relates to a kind of judgement and controlling method of fan form, comprise following steps: at first, electrically plug a fan on a connector, then control the electrical signal of stitch with a power supply stitch, a ground pin, a rotating speed detecting stitch and a rotating speed of a processing unit detecting connector, control again the electrical signal of stitch with processing unit judgement rotating speed, and corresponding one first rotating speed that produces controls signal and is sent to fan via the power supply stitch, or corresponding one second rotating speed that produces is controlled signal and controlled stitch via rotating speed and be sent to fan.
Judgement and the controlling method of above-mentioned fan form, the electrical signal of controlling stitch when the judgement rotating speed is a high voltage reference position value, produces the first rotating speed control signal and is sent to fan via the power supply stitch; The electrical signal of controlling stitch when the judgement rotating speed is a low voltage reference position value, and corresponding generation the second rotating speed control signal is controlled stitch via rotating speed and is sent to fan.
The range of voltage values that judgement and the controlling method of above-mentioned fan form, processing unit are controlled the first rotating speed control signal is between 0 volt to 12 volts.
The present invention relates to a kind of fan general-purpose control system in addition, is used for having the fan of a plurality of pin position.The fan general-purpose control system comprises a connector and a processing unit.Wherein, connector is inserted on it for fan, and connector has a power supply stitch, a ground pin, a rotating speed detecting stitch and a rotating speed and controls stitch, the pin of power supply stitch, ground pin and rotating speed detecting stitch and fan is electrically connected, and the one pin position selectivity of fan and the electric connection of rotating speed control stitch.Processing unit is electrically connected at connector, processing unit detecting power supply stitch, ground pin, rotating speed detecting stitch and rotating speed are controlled the electrical signal of stitch, processing unit judgement rotating speed is controlled the electrical signal of stitch, and corresponding one first rotating speed that produces controls signal and is sent to fan via the power supply stitch, or corresponding one second rotating speed that produces is controlled signal and controlled stitch via rotating speed and be sent to fan.
Above-mentioned fan general-purpose control system, the electrical signal that rotating speed is controlled stitch is a high voltage reference position value, the corresponding first rotating speed control signal that produces of processing unit is sent to fan via the power supply stitch, the electrical signal of controlling stitch when rotating speed is a low voltage reference position value, and the corresponding second rotating speed control signal that produces of processing unit is sent to fan via rotating speed control stitch.
Above-mentioned fan general-purpose control system, processing unit can be BIOS chip (Basic Input/Output System, BIOS) or hardware Monitoring and Controlling chip (H/W Monitoring IC).
Above-mentioned fan general-purpose control system, it is the variable voltage signal that the first rotating speed is controlled signal, it is pulse width modified tone signal (Pulse Width Modulation, PWM) that the second rotating speed is controlled signal.
Above-mentioned fan general-purpose control system, the range of voltage values that the first rotating speed is controlled signal is between 0 volt to 12 volts.
Effect of the present invention is, by fan form judgement of the present invention and controlling method, and fan general-purpose control system, no matter the user selects tripod position fan or four pin position fans, but the kenel of computer system automatic decision fan, and corresponding different fan kenel, control the rotating speed of fan by the different stitch of connector, with the normal operational function of performance fan.The user no longer needs to judge voluntarily selected fan kenel, only needs intuitive electrically being inserted on connector, can make fan start with the best use pattern.
About feature of the present invention, implementation and effect, hereby coordinate graphicly to be described in detail as follows as most preferred embodiment.
[description of drawings]
Fig. 1 is the schematic perspective view of fan general-purpose control system of the present invention.
Fig. 2 is the schematic perspective view of fan general-purpose control system of the present invention.
Fig. 3 is the circuit box schematic diagram of fan general-purpose control system of the present invention.
Fig. 4 is the fan kenel judgement of first embodiment of the invention and the flow chart of steps of controlling method.
Fig. 5 is the partial enlarged drawing of fan general-purpose control system of the present invention.
Fig. 6 is the partial enlarged drawing of fan general-purpose control system of the present invention.
Fig. 7 is the fan kenel judgement of second embodiment of the invention and the flow chart of steps of controlling method.
The primary clustering symbol description:
100 host board 101 processing units
200 connector 201 power supply stitch
202 ground pin 203 rotating speed detecting stitch
204 rotating speeds are controlled stitch 300 tripod position fans
301 power connections 3011 power supply pin positions
3,012 3013 rotating speeds detecting pin positions, grounding leg positions
400 4 pin position fan 401 power connections
4,011 4012 grounding leg positions, power supply pin positions
4,013 4014 rotating speed control pin positions, rotating speeds detectings pin positions
[embodiment]
The present invention relates to a kind of fan general-purpose control system, be used for having the fan of a plurality of pin positions, difference according to pin number, roughly can divide into tripod position fan and two kinds of different kenels of four pin position fans, can adopt tripod position fan or four pin position fans according to the demand of user and system hardware in the present invention.
Fan general-purpose control system of the present invention please refer to the schematic perspective view of Figure 1 and Figure 2 fan general-purpose control system of the present invention, and please also refer to the circuit box schematic diagram of Fig. 3.
Fan general-purpose control system of the present invention includes a connector 200 and a processing unit 101, is arranged at respectively on a host board 100, and wherein processing unit 101 is electrically connected at connector 200.Connector 200 plugs thereon for tripod position fan 300 or four pin position fans 400, and connector 200 has a power supply stitch 201, a ground pin 202, a rotating speed detecting stitch 203 and a rotating speed and controls stitch 204, connector 200 is electrically connected for the pin position of acusector pin 201, ground pin 202 and rotating speed detecting stitch 203 and tripod position fan 300 or four pin position fans 400, and rotating speed is controlled a wherein pin position electric connection of 204 of stitch selectivity and fan according to the kenel difference of fan.
The present invention relates to a kind of judgement and controlling method of fan kenel in addition, comprise the embodiment of two kinds of methods, and the embodiment of these two kinds of methods all coordinates aforesaid fan general-purpose control system.In the first embodiment, please refer to the fan kenel judgement of first embodiment of the invention shown in Figure 4 and the flow chart of steps of controlling method, and please also refer to the stereogram of Fig. 1, Fig. 2 and the partial enlarged drawing of Fig. 5, Fig. 6.
In this enforcement, the user first electrically plugs fan (S101) on connector 200 before computer system starting, if this fan is tripod position fan 300, as shown in Figure 5, the power connection 301 of tripod position fan 300 is electrically connected with power supply pin position 3011, grounding leg position 3012 and rotating speed detecting pin position 3013 power supply stitch 201, ground pin 202 and the rotating speed detecting stitch 203 with connector 200 respectively, the rotating speed of connector 200 is controlled 204 of stitch for sky connects, not with any pin position formation electrical connection of power connection 301.
If the fan that electrically plugs is four pin position fans 400, as shown in Figure 6, the power connection 401 of four pin position fans 400 is controlled stitch 204 with power supply pin position 4011, grounding leg position 4012, rotating speed detecting pin position 4013 and rotating speed control pin position 4014 with power supply stitch 201, ground pin 202 rotating speeds detecting stitch 203 and the rotating speed of connector 200 respectively and is electrically connected.
In embodiment as shown in Figure 6, processing unit 101 can be when computer system starting power supply stitch 201, ground pin 202, rotating speed detecting stitch 203 and the rotating speed of automatic detecting connector 200 control the electrical signal (S102) of stitch 204, processing unit 101 is also controlled the kenel (S103) of the electrical signal judgement fan of stitch 204 according to rotating speed.
Illustrate, if with the fan of connector 200 be tripod position fan 300, because controlling stitch 204, the rotating speed of connector 200 do not have and the position electric connection of the arbitrary pin of power plug 301, therefore be equal to ground connection (ground), its electrical signal that passes back to processor 101 is a high voltage reference position value, 101 of processing units can be according to the electrical signal of this high voltage level, and the judgement fan is tripod position fan 300.
On the contrary, if with the fan of connector 200 be four pin position fans 400, because the rotating speed of connector 200 is controlled rotating speed control pin position 4014 electric connections of stitch 204 and power plug 401, therefore its electrical signal that passes back to processor 101 is a low voltage reference position value, 101 of processing units can be according to the electrical signal of this low voltage level, and the judgement fan is four pin position fans 400.
It should be noted that processing unit 101 of the present invention is not limited with the determination methods of above-mentioned voltage quasi position height for the judgement of fan kenel.If processing unit 101 is electrically connected an inverter circuit, also can be take the electrical signal of passback low voltage level as the judgement fan be the foundation of tripod position fan 300, simultaneously also can be take the electrical signal of passback high voltage level as the judgement fan be the foundation of four pin position fans 400, the people who is familiar with related domain skill can change the purpose that circuit arrange to reach judgement according to its demand.
in the present embodiment, the fan that is electrically connected when processing unit 101 judgement and connector 200 is tripod position fan 300, because the rotating speed of tripod position fan 300 is to change by power supply stitch 3011 rotating speed that power supply voltages are adjusted fan, therefore when the rotating speed of processing unit 101 wishs control tripod position fans 300, corresponding one first rotating speed that produces is controlled signal (S104), and connect power supply pin position 3011 via power supply stitch 3011 and be sent to tripod position fan 300 (S105), it is the variable voltage signal that this first rotating speed is controlled signal, the power supply voltage of capable of regulating tripod position fan 300 is to adjust its rotating speed, the scope control of its magnitude of voltage is between 0 volt to 12 volts.
if the fan that processing unit 101 judgement and connector 200 are electrically connected is four pin position fans 400, because the rotating speed of four pin position fans 400 is to control by rotating speed the rotating speed that stitch 204 is adjusted fan, therefore when the rotating speed of processing unit 101 wishs control four pin position fans 400, corresponding one second rotating speed that produces is controlled signal (S106), and control stitch 204 via rotating speed and connect rotating speed control pin position 4014 and be sent to four pin position fan 400 (S107), it is pulse width modified tone signal (Pulse Width Modulation that this second rotating speed is controlled signal, PWM), the rotating speed of four pin position fans 400 is adjusted in the variation that can see through pulse width, the voltage of four pin position fans 400 continues to maintain 12 volts.
In the present embodiment, processing unit 101 is BIOS chip (Basic Input/Output System, BIOS), computer system start for the first time or the hardware change in computer system after can adopt when restarting computer system the step of the present embodiment to judge and control the fan that newly plugs.
In disclosed the second embodiment of the present invention, also please refer to the fan kenel judgement of second embodiment of the invention shown in Figure 7 and the flow chart of steps of controlling method, and please also refer to the stereogram of Fig. 1, Fig. 2 and the partial enlarged drawing of Fig. 5, Fig. 6.the method step of the present embodiment and the first embodiment's steps flow chart is roughly the same, precisely because change the kenel of fan when different places is that the present embodiment is used for computer system operation in hot-swappable mode, namely the user electrically plugs fan (S201) on connector 200 in computer system operation, the fan general-purpose control system that adopts in the present embodiment simultaneously, its processing unit 101 is hardware Monitoring and Controlling chip (H/W Monitoring IC), carry out in real time as the first embodiment (S102 when hardware Monitoring and Controlling chip can be with computer system operation, S103) described determination methods (S202, S203), and ((S204~S207) adjusts the rotating speed of tripod position fan 300 or four pin position fans 400 to the controlling method of S104~S107) according to the first embodiment, need not restart computer system, namely can directly see through hardware Monitoring and Controlling chip real-time judge newly plugs the kenel of fan and controls the rotating speed that newly plugs fan, make its normal operation.
See through the universal fan control system that the invention described above discloses the judgement of automatic fan kenel, controlling method and adopting said method, computer system can be connected in the fan kenel of connector by automatic detecting before system starts when system starts, and according to the corresponding rotating speed that adopts different controlling methods to adjust fan of the kenel of different fans.
Simultaneously, the present invention also can be when computer system be in running dress attitude, detecting real-time is to the hot-swappable hardware change action of fan, and adopt corresponding controlling method according to the different kenel of fan, adjust the rotating speed of fan, with normal operation and the function of keeping fan, and then promote the stability of computer system and carry out usefulness.
Although embodiments of the invention disclose as mentioned above; be not so to limit the present invention; anyly have the knack of related art techniques person; without departing from the spirit and scope of the present invention; such as according to the described shape of the present patent application scope, structure, feature and quantity when can do a little change, therefore scope of patent protection of the present invention must be looked the appended claim person of defining of this specification and is as the criterion.
Claims (9)
1. the judgement of a fan form and controlling method, is characterized in that, comprises following steps:
Electrically plug a fan on a connector;
Control the electrical signal of stitch with a power supply stitch, a ground pin, a rotating speed detecting stitch and a rotating speed of a described connector of processing unit detecting; And
Control the electrical signal of stitch with the described rotating speed of described processing unit judgement, and corresponding one first rotating speed that produces controls signal and is sent to described fan via described power supply stitch, or corresponding one second rotating speed that produces is controlled signal and controlled stitch via described rotating speed and be sent to described fan.
2. the judgement of fan form as claimed in claim 1 and controlling method, it is characterized in that, the electrical signal of controlling stitch when the described rotating speed of judgement is a high voltage reference position value, produces described the first rotating speed control signal and is sent to described fan via described power supply stitch; The electrical signal of controlling stitch when the described rotating speed of judgement is a low voltage reference position value, and described the second rotating speed control signal of corresponding generation is controlled stitch via described rotating speed and is sent to described fan.
3. the judgement of fan form as claimed in claim 1 and controlling method, is characterized in that, the range of voltage values that described processing unit is controlled described the first rotating speed control signal is between 0 volt to 12 volts.
4. fan general-purpose control system is used for a fan, and described fan has a plurality of pin positions, it is characterized in that, described fan general-purpose control system comprises:
A connector, plug thereon for described fan, described connector has a power supply stitch, a ground pin, a rotating speed detecting stitch and a rotating speed and controls stitch, the described pin position electric connection of described power supply stitch, described ground pin and described rotating speed detecting stitch and described fan, and a wherein described pin position selectivity of described fan and the electric connection of described rotating speed detecting stitch; And
One processing unit, be electrically connected at described connector, the described power supply stitch of described processing unit detecting, described ground pin, described rotating speed detecting stitch and described rotating speed are controlled the electrical signal of stitch, the described rotating speed of described processing unit judgement is controlled the electrical signal of stitch, and corresponding one first rotating speed that produces controls signal and is sent to described fan via described power supply stitch, or corresponding one second rotating speed that produces is controlled signal and controlled stitch via described rotating speed and be sent to described fan.
5. fan general-purpose control system as claimed in claim 4, it is characterized in that, the electrical signal that described rotating speed is controlled stitch is a high voltage reference position value, described the first rotating speed of the corresponding generation of described processing unit is controlled signal and is sent to described fan via described power supply stitch, the electrical signal of controlling stitch when described rotating speed is a low voltage reference position value, and described the second rotating speed of the corresponding generation of described processing unit is controlled signal and is sent to described fan via described rotating speed control stitch.
6. fan general-purpose control system as claimed in claim 4, is characterized in that, described processing unit is BIOS chip (Basic Input/Output System, BIOS).
7. universal fan drive system as claimed in claim 4, is characterized in that, described processing unit is hardware Monitoring and Controlling chip (H/W Monitoring IC).
8. fan general-purpose control system as claimed in claim 4, is characterized in that, it is the variable voltage signal that described the first rotating speed is controlled signal, and it is pulse width modified tone signal (Pulse Width Modulation, PWM) that described the second rotating speed is controlled signal.
9. fan general-purpose control system as claimed in claim 8, is characterized in that, the range of voltage values that described the first rotating speed is controlled signal is between 0 volt to 12 volts.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW100144536 | 2011-12-02 | ||
TW100144536A TW201325041A (en) | 2011-12-02 | 2011-12-02 | Mether for identifying and controlling a fan and common fan control system using the same |
Publications (2)
Publication Number | Publication Date |
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CN103133385A true CN103133385A (en) | 2013-06-05 |
CN103133385B CN103133385B (en) | 2016-06-29 |
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Application Number | Title | Priority Date | Filing Date |
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CN201210004033.4A Expired - Fee Related CN103133385B (en) | 2011-12-02 | 2012-01-06 | Fan shape judging and controlling method and fan universal control system |
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CN (1) | CN103133385B (en) |
TW (1) | TW201325041A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104279174A (en) * | 2013-07-10 | 2015-01-14 | 奇鋐科技股份有限公司 | Detection module for fan connection and disconnection states, device and system thereof |
TWI586895B (en) * | 2015-12-23 | 2017-06-11 | 新唐科技股份有限公司 | Fan driver system and fan driver analog chip |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI499905B (en) * | 2013-07-10 | 2015-09-11 | Asia Vital Components Co Ltd | Detection module, device and system for detection fan's connection and disconnection states |
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US20090162039A1 (en) * | 2007-12-21 | 2009-06-25 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. | Circuit for controlling rotation speed of computer fan |
CN101476567A (en) * | 2008-01-02 | 2009-07-08 | 新唐科技股份有限公司 | Apparatus and method for fan auto-detection |
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TW201122235A (en) * | 2009-12-24 | 2011-07-01 | Pegatron Corp | Device and method for detecting a type of a fan |
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2011
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CN1869946A (en) * | 2005-05-24 | 2006-11-29 | 志合电脑股份有限公司 | Multi-fan identification system and its control method |
CN1892609A (en) * | 2005-07-09 | 2007-01-10 | 鸿富锦精密工业(深圳)有限公司 | Method for automatically detecting fan kind of central processor |
CN2864764Y (en) * | 2006-01-20 | 2007-01-31 | 英业达股份有限公司 | Drive control mechanism for fan |
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CN104279174A (en) * | 2013-07-10 | 2015-01-14 | 奇鋐科技股份有限公司 | Detection module for fan connection and disconnection states, device and system thereof |
CN104279174B (en) * | 2013-07-10 | 2016-08-31 | 奇鋐科技股份有限公司 | Fan line and detecting module, device and the system thereof of broken string state |
TWI586895B (en) * | 2015-12-23 | 2017-06-11 | 新唐科技股份有限公司 | Fan driver system and fan driver analog chip |
Also Published As
Publication number | Publication date |
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CN103133385B (en) | 2016-06-29 |
TW201325041A (en) | 2013-06-16 |
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