TW201512544A - Fan test board - Google Patents
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- TW201512544A TW201512544A TW102120147A TW102120147A TW201512544A TW 201512544 A TW201512544 A TW 201512544A TW 102120147 A TW102120147 A TW 102120147A TW 102120147 A TW102120147 A TW 102120147A TW 201512544 A TW201512544 A TW 201512544A
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Abstract
Description
本發明係關於一種風扇測試板。The present invention relates to a fan test board.
通常會在風扇測試板上設計一個訊號連接器以連接主機板風扇連接器而完成訊號的偵測與傳輸，然而風扇測試板還有一些標準風扇連接器，由於介面大小相同，主機板端的訊號線有可能會被連接至風扇測試板的風扇連接器從而導致風扇測試板工作異常。Usually, a signal connector is designed on the fan test board to connect the motherboard fan connector to complete signal detection and transmission. However, the fan test board also has some standard fan connectors. Because of the same interface size, the signal line on the motherboard end. It is possible that it will be connected to the fan connector of the fan test board, causing the fan test board to work abnormally.
鑒於此，有必要提供一種可偵測訊號線錯誤連接並報警的風扇測試板。In view of this, it is necessary to provide a fan test board that can detect the wrong connection of the signal line and alarm.
一種風扇測試板，包括：A fan test board comprising:
一第一介面模組，該第一介面模組包括一風扇連接器，該風扇連接器包括一訊號引腳，當該風扇連接器連接一風扇時，該風扇連接器的訊號引腳輸出一高電平訊號，當該風扇連接器連接一主機板上的風扇連接器時，該風扇連接器的訊號引腳輸出一低電平訊號；a first interface module, the first interface module includes a fan connector, and the fan connector includes a signal pin. When the fan connector is connected to a fan, the signal output of the fan connector is high. a level signal, when the fan connector is connected to a fan connector on the motherboard, the signal pin of the fan connector outputs a low level signal;
一第二介面模組，該第二介面模組包括一訊號連接器，該訊號連接器包括一訊號引腳，當該訊號連接器連接該主機板上的風扇連接器時，該訊號連接器的訊號引腳一高電平訊號，當該訊號連接器連接該風扇時，該訊號連接器的訊號引腳輸出一低電平訊號；a second interface module, the second interface module includes a signal connector, the signal connector includes a signal pin, and when the signal connector is connected to the fan connector on the motherboard, the signal connector The signal pin has a high level signal. When the signal connector is connected to the fan, the signal pin of the signal connector outputs a low level signal;
一控制晶片，該控制晶片分別連接該第一介面模組以及第二介面模組，當該主機板上的風扇連接器與該第一介面模組相連，該風扇與該第二介面模組相連時，該控制晶片從該第一介面模組的風扇連接器的訊號引腳以及第二介面模組的訊號連接器的訊號引腳接收低電平訊號，該控制晶片透過指示引腳輸出一第一報警訊號；當該主機板上的風扇連接器與該第二介面模組相連，該風扇與該第一介面模組相連時，該控制晶片從第一介面模組的風扇連接器的訊號引腳及第二介面模組的訊號連接器的訊號引腳接收高電平訊號，該控制晶片透過指示引腳輸出一第二報警訊號；a control chip, the control chip is respectively connected to the first interface module and the second interface module, and when the fan connector on the motherboard is connected to the first interface module, the fan is connected to the second interface module The control chip receives a low level signal from a signal pin of the fan connector of the first interface module and a signal pin of the signal connector of the second interface module, and the control chip outputs a first through the indication pin. An alarm signal; when the fan connector on the motherboard is connected to the second interface module, and the fan is connected to the first interface module, the control chip is signaled from the fan connector of the first interface module. The signal pin of the signal connector of the foot and the second interface module receives a high level signal, and the control chip outputs a second alarm signal through the indication pin;
一報警模組，該報警模組接收該控制晶片的指示引腳輸出的第一或第二報警訊號後報警。An alarm module, which receives the first or second alarm signal outputted by the indication pin of the control chip and then alarms.
該風扇測試板可以偵測主機板上的風扇連接器是否連接於該第二介面模組的訊號連接器，並在主機板上的風扇連接器連接於該第一介面模組的第一風扇連接器時報警。The fan test board can detect whether the fan connector on the motherboard is connected to the signal connector of the second interface module, and the fan connector on the motherboard is connected to the first fan connection of the first interface module. Alarm when the device.
10‧‧‧風扇測試板10‧‧‧Fan test board
20‧‧‧第一介面模組20‧‧‧First interface module
30‧‧‧第二介面模組30‧‧‧Second interface module
40‧‧‧報警模組40‧‧‧ alarm module
U1‧‧‧控制晶片U1‧‧‧Control chip
J1‧‧‧風扇連接器J1‧‧‧Fan Connector
J2‧‧‧訊號連接器J2‧‧‧ signal connector
R1-R6‧‧‧電阻R1-R6‧‧‧ resistance
C1‧‧‧電容C1‧‧‧ capacitor
D1‧‧‧二極體D1‧‧‧ diode
D2‧‧‧發光二極體D2‧‧‧Lighting diode
FS‧‧‧保險絲FS‧‧‧Fuse
Q1‧‧‧電子開關Q1‧‧‧Electronic switch
圖1為本發明風扇測試板較佳實施方式的電路圖。1 is a circuit diagram of a preferred embodiment of a fan test board of the present invention.
請參考圖1，本發明風扇測試板10的較佳實施方式包括第一介面模組20用於連接一風扇、第二介面模組30用於連接一主機板上的風扇連接器、控制晶片U1以及報警模組40。Referring to FIG. 1 , a preferred embodiment of the fan test board 10 includes a first interface module 20 for connecting a fan, and a second interface module 30 for connecting a fan connector on a motherboard, and controlling the chip U1. And an alarm module 40.
該第一介面模組20包括一風扇連接器J1、電阻R1-R3以及電容C1，該風扇連接器J1用於連接風扇，該風扇連接器J1的電源引腳1透過電阻R1連接於一電壓輸入端P5V，該風扇連接器J1的轉速引腳2透過該電阻R2連接於電源輸入端P5V，還依次透過電阻R3及電容C1接地，該電阻R3及電容C1之間的節點連接於控制晶片U1的轉速引腳1，該風扇連接器J1的接地引腳3接地，該風扇連接器J1的訊號引腳4連接該控制晶片U1的識別引腳2。The first interface module 20 includes a fan connector J1, resistors R1-R3, and a capacitor C1. The fan connector J1 is used to connect a fan. The power connector pin 1 of the fan connector J1 is connected to a voltage input through a resistor R1. At the terminal P5V, the speed pin 2 of the fan connector J1 is connected to the power input terminal P5V through the resistor R2, and is also grounded through the resistor R3 and the capacitor C1 in sequence. The node between the resistor R3 and the capacitor C1 is connected to the control chip U1. For the speed pin 1, the ground pin 3 of the fan connector J1 is grounded, and the signal pin 4 of the fan connector J1 is connected to the identification pin 2 of the control chip U1.
該第二介面模組30包括訊號連接器J2、電阻R4-R5、二極體D1、保險絲FS以及電子開關Q1。該訊號連接器J2用於連接該主機板上的風扇連接器，該訊號連接器J2的訊號引腳1連接於該控制晶片U1的訊號引腳3，該訊號連接器J2的電源引腳2連接一電壓輸入端P12_A，該訊號連接器J2的電源引腳2還透過該保險絲FS連接二極體D1的陽極，二極體D1的陰極連接於一電壓輸入端P12V，該訊號連接器J2的報警引腳3連接該電子開關Q1的第二端，該電子開關Q1的第一端透過該電阻R5接地，電子開關Q1的第一端還透過該電阻R4連接於該控制晶片U1的報警引腳4，該電子開關Q1的第三端接地，該訊號連接器J2的接地引腳4接地。The second interface module 30 includes a signal connector J2, a resistor R4-R5, a diode D1, a fuse FS, and an electronic switch Q1. The signal connector J2 is used to connect the fan connector on the motherboard. The signal pin 1 of the signal connector J2 is connected to the signal pin 3 of the control chip U1, and the power connector 2 of the signal connector J2 is connected. a voltage input terminal P12_A, the power pin 2 of the signal connector J2 is also connected to the anode of the diode D1 through the fuse FS, the cathode of the diode D1 is connected to a voltage input terminal P12V, and the signal connector J2 is alarmed The pin 3 is connected to the second end of the electronic switch Q1, the first end of the electronic switch Q1 is grounded through the resistor R5, and the first end of the electronic switch Q1 is further connected to the alarm pin 4 of the control chip U1 through the resistor R4. The third end of the electronic switch Q1 is grounded, and the ground pin 4 of the signal connector J2 is grounded.
該報警模組40包括一電阻R6及一發光二極體D2，該發光二極體D2的陰極經該電阻R6連接於控制晶片U1的指示引腳5，該發光二極體D2的陽極連接於電壓輸入端P5V。The alarm module 40 includes a resistor R6 and a light-emitting diode D2. The cathode of the LED D2 is connected to the indicating pin 5 of the control chip U1 via the resistor R6. The anode of the LED D2 is connected to the anode. Voltage input P5V.
使用時，如果誤將該風扇連接器J1連接於該電腦主機板上的風扇連接器上及將該訊號連接器J2連接風扇時，由於主機板上的風扇連接器的第四引腳接地，因此，當該風扇連接器J1連接於該主機板上的風扇連接器時，風扇連接器J1的訊號引腳4與該主機板上的風扇連接器的第四引腳，即接地引腳連接，該風扇連接器J1的訊號引腳4接地，該控制晶片U1的識別引腳2從該風扇連接器J1的訊號引腳4接收低電平訊號；同時，第二介面模組30的訊號連接器J2連接風扇，該訊號連接器J2的訊號引腳1與風扇的電源引腳相連為低電平，控制晶片U1的訊號引腳3從該訊號連接器J2的訊號引腳1接收低電平訊號，此時，該控制晶片U1透過指示引腳5輸出一低電平訊號，該發光二極體D2發光，以指示該風扇連接器J1及訊號連接器J2與風扇及電腦主機板上的風扇連接器連接錯誤。In use, if the fan connector J1 is accidentally connected to the fan connector on the computer motherboard and the signal connector J2 is connected to the fan, since the fourth pin of the fan connector on the motherboard is grounded, When the fan connector J1 is connected to the fan connector on the motherboard, the signal pin 4 of the fan connector J1 is connected to the fourth pin of the fan connector on the motherboard, that is, the ground pin. The signal pin 4 of the fan connector J1 is grounded, and the identification pin 2 of the control chip U1 receives a low level signal from the signal pin 4 of the fan connector J1; meanwhile, the signal connector J2 of the second interface module 30 Connected to the fan, the signal pin 1 of the signal connector J2 is connected to the power pin of the fan to be low level, and the signal pin 3 of the control chip U1 receives the low level signal from the signal pin 1 of the signal connector J2. At this time, the control chip U1 outputs a low level signal through the indicating pin 5, and the light emitting diode D2 emits light to indicate the fan connector J1 and the signal connector J2 and the fan and the fan connector on the computer motherboard. connection error.
如果正確將該風扇連接器J1連接一風扇及將該訊號連接器J2連接該主機板上的風扇連接器時，由於風扇測試板10對該風扇連接器J1的第四引腳持續輸出高電平訊號，因此，當該風扇連接器J1連接風扇時，該風扇連接器J1的訊號引腳4持續輸出高電平訊號至該控制晶片U1的識別引腳2；同時，由於主機板透過主機板上的風扇連接器的第一引腳持續輸出高電平訊號，因此，當該訊號連接器J2連接該主機板上的風扇連接器時，該訊號連接器J2的訊號引腳1輸出高電平訊號給該控制晶片U1的訊號引腳3，該控制晶片U1透過指示引腳5輸出一高電平訊號，該發光二極體D2不發光，以指示該風扇連接器J1及訊號連接器J2與風扇及電腦主機板上的風扇連接器連接正確。同時，該控制晶片U1透過引腳1偵測連接在該風扇連接器J1上的風扇的轉速，當該控制晶片U1判斷風扇轉速異常時將輸出高電平訊號至該電子開關Q1的第一端，電子開關Q1被導通，該訊號連接器J2的報警引腳3接地，該主機板上的風扇連接器的第三引腳與該訊號連接器J2的報警引腳3相連，該主機板上的風扇連接器的第三引腳接地，主機板透過該主機板上的風扇連接器的第三引腳接收低電平訊號，判斷風扇轉速異常，當風扇轉速正常時，該控制晶片U1發送低電平訊號至該電子開關Q1的第一端，電子開關Q1截止，該主機板從該訊號連接器J2的報警引腳3接收風扇測試板10提供的高電平訊號，該主機板判斷此時風扇轉速正常。該風扇測試板10可以偵測主機板上的風扇連接器是否連接於該第二介面模組30的訊號連接器J2，並在主機板上的風扇連接器連接於該第一介面模組20的風扇連接器J1時報警。If the fan connector J1 is properly connected to a fan and the signal connector J2 is connected to the fan connector on the motherboard, the fan test board 10 continuously outputs a high level to the fourth pin of the fan connector J1. Signal, therefore, when the fan connector J1 is connected to the fan, the signal pin 4 of the fan connector J1 continuously outputs a high level signal to the identification pin 2 of the control chip U1; meanwhile, since the motherboard passes through the motherboard The first pin of the fan connector continuously outputs a high level signal. Therefore, when the signal connector J2 is connected to the fan connector on the motherboard, the signal pin 1 of the signal connector J2 outputs a high level signal. To the signal pin 3 of the control chip U1, the control chip U1 outputs a high level signal through the indication pin 5, and the light emitting diode D2 does not emit light to indicate the fan connector J1 and the signal connector J2 and the fan. And the fan connector on the computer motherboard is connected correctly. At the same time, the control chip U1 detects the rotation speed of the fan connected to the fan connector J1 through the pin 1, and outputs a high level signal to the first end of the electronic switch Q1 when the control chip U1 determines that the fan rotation speed is abnormal. The electronic switch Q1 is turned on, the alarm pin 3 of the signal connector J2 is grounded, and the third pin of the fan connector on the motherboard is connected to the alarm pin 3 of the signal connector J2, on the motherboard The third pin of the fan connector is grounded, and the motherboard receives a low level signal through the third pin of the fan connector on the motherboard to determine that the fan speed is abnormal. When the fan speed is normal, the control chip U1 sends a low power. The signal is connected to the first end of the electronic switch Q1, the electronic switch Q1 is turned off, and the motherboard receives the high level signal provided by the fan test board 10 from the alarm pin 3 of the signal connector J2, and the motherboard judges the fan at this time. The speed is normal. The fan test board 10 can detect whether the fan connector on the motherboard is connected to the signal connector J2 of the second interface module 30, and the fan connector on the motherboard is connected to the first interface module 20 Alarm when fan connector J1.
綜上所述，本發明符合發明專利要件，爰依法提出專利申請。惟，以上所述者僅為本發明之較佳實施例，舉凡熟悉本案技藝之人士，在爰依本發明精神所作之等效修飾或變化，皆應涵蓋於以下之申請專利範圍內。In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art will be included in the following claims.
無no
10‧‧‧風扇測試板 10‧‧‧Fan test board
20‧‧‧第一介面模組 20‧‧‧First interface module
30‧‧‧第二介面模組 30‧‧‧Second interface module
40‧‧‧報警模組 40‧‧‧ alarm module
U1‧‧‧控制晶片 U1‧‧‧Control chip
J1‧‧‧風扇連接器 J1‧‧‧Fan Connector
J2‧‧‧訊號連接器 J2‧‧‧ signal connector
R1-R6‧‧‧電阻 R1-R6‧‧‧ resistance
C1‧‧‧電容 C1‧‧‧ capacitor
D1‧‧‧二極體 D1‧‧‧ diode
D2‧‧‧發光二極體 D2‧‧‧Lighting diode
FS‧‧‧保險絲 FS‧‧‧Fuse
Q1‧‧‧電子開關 Q1‧‧‧Electronic switch
Claims (4)
一第一介面模組，該第一介面模組包括一風扇連接器，該風扇連接器包括一訊號引腳，當該風扇連接器連接一風扇時，該風扇連接器的訊號引腳輸出一高電平訊號，當該風扇連接器連接一主機板上的風扇連接器時，該風扇連接器的訊號引腳輸出一低電平訊號；
一第二介面模組，該第二介面模組包括一訊號連接器，該訊號連接器包括一訊號引腳，當該訊號連接器連接該主機板上的風扇連接器時，該訊號連接器的訊號引腳輸出一高電平訊號，當該訊號連接器連接該風扇時，該訊號連接器的訊號引腳輸出一低電平訊號；
一控制晶片，該控制晶片分別連接該第一介面模組以及第二介面模組，當該主機板上的風扇連接器與該第一介面模組相連，該風扇與該第二介面模組相連時，該控制晶片從該第一介面模組的風扇連接器的訊號引腳以及第二介面模組的訊號連接器的訊號引腳接收低電平訊號，該控制晶片透過指示引腳輸出一第一訊號；當該主機板上的風扇連接器與該第二介面模組相連，該風扇與該第一介面模組相連時，該控制晶片從第一介面模組的風扇連接器的訊號引腳及第二介面模組的訊號連接器的訊號引腳接收高電平訊號，該控制晶片透過指示引腳輸出一第二訊號；
一報警模組，該報警模組接收該控制晶片的指示引腳輸出的第一訊號後報警。A fan test board comprising:
a first interface module, the first interface module includes a fan connector, and the fan connector includes a signal pin. When the fan connector is connected to a fan, the signal output of the fan connector is high. a level signal, when the fan connector is connected to a fan connector on the motherboard, the signal pin of the fan connector outputs a low level signal;
a second interface module, the second interface module includes a signal connector, the signal connector includes a signal pin, and when the signal connector is connected to the fan connector on the motherboard, the signal connector The signal pin outputs a high level signal. When the signal connector is connected to the fan, the signal pin of the signal connector outputs a low level signal;
a control chip, the control chip is respectively connected to the first interface module and the second interface module, and when the fan connector on the motherboard is connected to the first interface module, the fan is connected to the second interface module The control chip receives a low level signal from a signal pin of the fan connector of the first interface module and a signal pin of the signal connector of the second interface module, and the control chip outputs a first through the indication pin. a signal connector; when the fan connector on the motherboard is connected to the second interface module, the control chip is connected to the signal connector of the fan connector of the first interface module when the fan is connected to the first interface module And the signal pin of the signal connector of the second interface module receives a high level signal, and the control chip outputs a second signal through the indication pin;
An alarm module, which receives the first signal output from the indication pin of the control chip and then alarms.
The fan test board of claim 3, wherein the second interface module further includes fourth to fifth resistors, a diode, a fuse, and an electronic switch; the signal pin of the signal connector Connected to the third pin of the control chip, the power pin of the signal connector is connected to a second voltage input terminal, and the power pin of the signal connector is further connected to the anode of the diode through the fuse, the diode The cathode of the body is connected to a third voltage input end, and the alarm pin of the signal connector is connected to the second end of the electronic switch, the first end of the electronic switch is grounded through the fifth resistor, and the first end of the electronic switch The fourth resistor is also connected to the fourth pin of the control chip, the third end of the electronic switch is grounded, and the ground pin of the signal connector is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102120147A TW201512544A (en) | 2013-06-06 | 2013-06-06 | Fan test board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102120147A TW201512544A (en) | 2013-06-06 | 2013-06-06 | Fan test board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201512544A true TW201512544A (en) | 2015-04-01 |
Family
ID=53437048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW102120147A TW201512544A (en) | 2013-06-06 | 2013-06-06 | Fan test board |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW201512544A (en) |
-
2013
- 2013-06-06 TW TW102120147A patent/TW201512544A/en unknown
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