CN106681464B - A wide range of out-put supply connecting pin and its providing method - Google Patents
A wide range of out-put supply connecting pin and its providing method Download PDFInfo
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- CN106681464B CN106681464B CN201510761080.7A CN201510761080A CN106681464B CN 106681464 B CN106681464 B CN 106681464B CN 201510761080 A CN201510761080 A CN 201510761080A CN 106681464 B CN106681464 B CN 106681464B
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Abstract
The present invention provides a kind of a wide range of out-put supply connecting pin and its providing method, the corresponding demand voltage is exported suitable for external equipment of the mainboard to different demands voltage, the connecting pin is electrically connected a DC-DC controller, the DC-DC controller includes the feedback module being electrically connected mutually and a control module, the connecting pin includes the first pin and second pin, first pin is electrically connected the power supply of the external equipment, which includes a hot plug module；The second pin is electrically connected a resistance；When so that the external equipment accessing the connecting pin, the control module exports an initial voltage and inputs the external equipment by a voltage output end of the DC-DC controller and first pin, feedback voltage after the resistance is fed back to the feedback module by the second pin, the DC-DC controller calculates the demand voltage of the external equipment according to the feedback voltage, the control module controls a voltage output endpoint and exports the demand voltage to first pin, and the first pin exports the power supply of the demand voltage to the external equipment.
Description
Technical field
The invention relates to big in a kind of mainboard out-put supply connecting pin and its providing method more particularly to a kind of mainboard
Range out-put supply connecting pin and its providing method.
Background technique
Mainboard is called motherboard (Main Board, abbreviation MB), it is mounted in cabinet, is that computer is most basic and most heavy
One of component wanted, in general, the effect of mainboard mainly have the following:
1. the electrical appliance of different voltages is linked together, and provide corresponding power supply；2, by the electrical appliance of different function
It links together, them is made mutually to transmit information；3, external data is received, and is handled to other equipment；It 4, will be at internal unit
In the data set of reason, and pass to the external world；5, data, the energy, speed, temperature, the electric current etc. in computer are balanced.
For above-mentioned 1st point of function, in the prior art, when mainboard provides power supply to different external equipments, often mention
The voltage of confession only has the 5V of USB, however when other external equipments need to provide 12V, when the voltages such as 9V, 3.3V, it is necessary to again
Corresponding voltage additionally is provided by other adapters or PSU power supply, but certainly will then be wanted using adapter or PSU power supply
Increase cost, to increase more cables additionally for connection, it is in utter disorder to will cause cabinet inside in this way, influences beauty.
In view of this, it is really necessary to overcome disadvantages mentioned above, provide on a kind of mainboard a wide range of out-put supply connecting pin and its
Providing method then can provide corresponding voltage, without using other adapters or PSU according to the voltage requirements of external equipment
Power supply increases beautiful to reduce the quantity of cable.
Summary of the invention
Therefore, for above situation, the purpose of the present invention be to provide a kind of a wide range of out-put supply connecting pin and its
Providing method provides corresponding voltage according to the voltage requirements of external equipment.
In order to achieve the above object, the present invention provides a kind of a wide range of out-put supply connecting pin and its providing method, is applicable in
The corresponding demand voltage is exported in external equipment of the mainboard to different demands voltage, which is electrically connected a DC-DC
Controller, the DC-DC controller include the feedback module being electrically connected mutually and a control module, which includes first
Pin and second pin, first pin are electrically connected the power supply of the external equipment, which includes a hot plug module；This
Two pins are electrically connected a resistance；When so that the external equipment accessing the connecting pin, which exports an initial voltage simultaneously
The external equipment is inputted by a voltage output end and first pin for the DC-DC controller, which will be by being somebody's turn to do
Feedback voltage after resistance feeds back to the feedback module, which calculates the external equipment according to the feedback voltage
Demand voltage, the control module control a voltage output endpoint and export the demand voltage to first pin, and the first pin is defeated
Out the demand voltage to the external equipment power supply.
Particularly, which prevents the initial voltage from inputting the external equipment.
Particularly, the connecting pin further includes third pin, which is ground terminal.
Particularly, the resistance of different resistance values corresponds to the different feedback voltages, so that the DC-DC controller is according to difference
The feedback voltage calculate demand voltage and the output of the external equipment.
The present invention also provides a kind of a wide range of out-put supply providing methods, are suitable for above-mentioned a wide range of out-put supply connection
End, which includes the first pin and second pin, and the connecting pin is electrically connected a DC-DC controller, DC-DC control
Device includes a feedback module and a control module, this method comprises:
The external equipment accesses the connecting pin, and the first pin is electrically connected the power supply of the external equipment, and second pin is electrical
Connect a resistance；
The control module exports an initial voltage and passes through the voltage output end and first pin of the DC-DC controller
Input the external equipment；
Feedback voltage after the resistance is fed back to the feedback module by the second pin；
The DC-DC controller calculates the demand voltage of the external equipment according to the feedback voltage；
The control module controls the voltage output endpoint and exports the demand voltage to first pin；
First pin exports the power supply of the demand voltage to the external equipment.
Particularly, which prevents the initial voltage from inputting the external equipment.
Particularly, the connecting pin further includes third pin, which is ground terminal.
Particularly, the resistance of different resistance values corresponds to the different feedback voltages, so that the DC-DC controller is according to difference
The feedback voltage calculate demand voltage and the output of the external equipment.
Compared to the prior art, a wide range of out-put supply connecting pin and its providing method on mainboard of the invention, can basis
The voltage requirements of external equipment provide corresponding voltage, without using other adapters or PSU power supply, to reduce cable
Quantity, increase beautiful.
[Detailed description of the invention]
Fig. 1 is the block diagram of a wide range of out-put supply connecting pin of the invention；
Fig. 2 is the circuit diagram of one embodiment of a wide range of out-put supply connecting pin of the invention；
Fig. 3 is the flow chart of a wide range of out-put supply providing method of the invention.
[specific embodiment]
A wide range of out-put supply connecting pin and its providing method on mainboard of the invention are suitable for a mainboard to different demands
The external equipment of voltage exports the corresponding demand voltage, without using other adapters or PSU power supply, to reduce cable
Quantity, increase beautiful.
Referring to Fig. 1, the block diagram of a wide range of out-put supply connecting pin of the present invention, as shown, the connecting pin 1 is electrically
A DC-DC controller 3 is connected, which includes a feedback module 31 and a control module 32, the connecting pin 1 first
Pin 11, second pin 12 and third pin 13, wherein the first pin 11 is electrically connected the power supply 21 of the external equipment 2, should
Power supply 21 includes a hot plug module 211, and second pin 12 is electrically connected a resistance 22, which is ground terminal, is made
When obtaining the external equipment 2 access connecting pin 1, which exports an initial voltage simultaneously by the DC-DC controller 3
One voltage output end and first pin 11 input the external equipment 2, and the second pin 12 is by the feedback after the resistance 22
Voltage Feedback to the feedback module 31, the DC-DC controller 3 calculates the demand voltage of the external equipment 2 according to the feedback voltage,
The control module 32 controls voltage output end Vin and exports the demand voltage to first pin 11, the output of the first pin 11
The demand voltage to the external equipment 2 power supply 21.
In this present embodiment, which prevents the initial voltage from inputting the external equipment 2.
In this present embodiment, the resistance of different resistance values corresponds to the different feedback voltages, thus the DC-DC controller root
Demand voltage and the output of the external equipment are calculated according to the different feedback voltages.
Referring to Fig. 2, the circuit diagram of one embodiment for a wide range of out-put supply connecting pin of the present invention, as shown,
The initial voltage of the mainboard (not shown) is 0.6 volt, when the external equipment 2 accesses the connecting pin 1, the hot plug module 211
The initial voltage is prevented to export to the external equipment 2, which connects resistance 22, since the partial pressure of the resistance 22 is made
With when connecting the resistance 22 of different resistance values, the feedback voltage in the second pin 12 is also different, so that when this second draws
After the feedback voltage is fed back to the feedback module 31 by foot 12, which calculates the need of the different external equipments 2
Voltage is sought, such as when the resistance value of resistance 22 is 0.52Kohm, which calculates the demand voltage of the external equipment 2
It is 12 volts, and when the resistance value of resistance 22 is 10Kohm, the demand voltage which calculates the external equipment 2 is
1.2 volts, that is to say, that after output voltage is adjusted to the demand voltage, the inside of the external equipment 2 can just receive electricity
Pressure, to guarantee the normal operation of external equipment 2.
Referring to Fig. 3, for the flow chart of a wide range of out-put supply providing method of the present invention, as shown, this method includes
Following steps:
Step 31: external equipment accesses the connecting pin, and the first pin is electrically connected the power supply of the external equipment at this time, and second
Pin is electrically connected a resistance；
Step 32: the control module exports an initial voltage and passes through a voltage output end of the DC-DC controller and be somebody's turn to do
First pin inputs the external equipment；
Step 33: feedback voltage thereon is fed back to the feedback module by second pin；
Step 34:DC-DC controller calculates the demand voltage of the external equipment according to the feedback voltage；
Step 35: control module control voltage output endpoint exports demand voltage to first pin；
Step 36: the first pin exports the power supply of demand voltage to the external equipment.
In this present embodiment, which prevents the initial voltage from inputting the external equipment.
A wide range of out-put supply connecting pin of the invention and its providing method, suitable for mainboard to the outer of different demands voltage
It connects equipment and exports corresponding demand voltage, wherein the demand voltage of external equipment can be 12 volts, 9 volts, 3.3 volts etc., without making
Increased beautiful with other adapters or PSU power supply to reduce the quantity of cable.
A specific embodiment of the invention and embodiment are elaborated above in conjunction with attached drawing, but the present invention is not
It is limited to the above-described embodiment and examples, within the knowledge of those skilled in the art, this can also be not being departed from
It is made a variety of changes under the premise of inventive concept.
Claims (6)
1. a kind of a wide range of out-put supply connecting pin exports corresponding suitable for external equipment of the mainboard to different demands voltage
The demand voltage, which is characterized in that the connecting pin is electrically connected a DC-DC controller, which includes electrical mutually
Connection a feedback module and a control module, the connecting pin include:
First pin is electrically connected the power supply of the external equipment, which includes a hot plug module, which prevents
The initial voltage inputs the external equipment, and after the output voltage of the voltage output endpoint is adjusted to the demand voltage, this is outer
The inside for connecing equipment can just receive the demand voltage；
Second pin is electrically connected the resistance of the external equipment；
When the external equipment accesses the connecting pin, which exports an initial voltage and by the DC-DC controller
One voltage output end and first pin input the external equipment, which feeds back the feedback voltage after the resistance
To the feedback module, which calculates the demand voltage of the external equipment according to the feedback voltage, the control module control
It makes a voltage output endpoint to export the demand voltage to first pin, the first pin exports the demand voltage and external sets to this
Standby power supply.
2. a wide range of out-put supply connecting pin according to claim 1, which is characterized in that the connecting pin further includes that third is drawn
Foot, the third pin are ground terminal.
3. a wide range of out-put supply connecting pin according to claim 1, which is characterized in that the resistance of different resistance values is corresponding
Different feedback voltage, so that the DC-DC controller calculates the demand electricity of the external equipment according to the different feedback voltages
It presses and exports.
4. a kind of a wide range of out-put supply providing method is suitable for a wide range of out-put supply connecting pin described in claim 1,
It is characterized in that, which includes the first pin and second pin, and the connecting pin is electrically connected a DC-DC controller, the DC-
DC controller includes a feedback module and a control module, this method comprises:
One external equipment accesses the connecting pin, and the first pin is electrically connected the power supply of the external equipment, which includes that a heat is inserted
Draft block, the hot plug module prevent the initial voltage from inputting the external equipment, until the output voltage of the voltage output endpoint
It adjusts to the demand voltage, the inside of the external equipment can just receive the demand voltage, and second pin is electrically connected one should
The resistance of external equipment；
The control module exports an initial voltage and by a voltage output end of the DC-DC controller and first pin input
The external equipment；
Feedback voltage after the resistance is fed back to the feedback module by the second pin；
The DC-DC controller calculates the demand voltage of the external equipment according to the feedback voltage；
The control module controls the voltage output endpoint and exports the demand voltage to first pin；
First pin exports the power supply of the demand voltage to the external equipment.
5. a wide range of out-put supply providing method according to claim 4, which is characterized in that the connecting pin further includes
Three pins, the third pin are ground terminal.
6. a wide range of out-put supply providing method according to claim 4, which is characterized in that the resistance pair of different resistance values
The different feedback voltages is answered, so that the DC-DC controller calculates the demand of the external equipment according to the different feedback voltages
Voltage simultaneously exports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510761080.7A CN106681464B (en) | 2015-11-10 | 2015-11-10 | A wide range of out-put supply connecting pin and its providing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510761080.7A CN106681464B (en) | 2015-11-10 | 2015-11-10 | A wide range of out-put supply connecting pin and its providing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106681464A CN106681464A (en) | 2017-05-17 |
| CN106681464B true CN106681464B (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510761080.7A Active CN106681464B (en) | 2015-11-10 | 2015-11-10 | A wide range of out-put supply connecting pin and its providing method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111130345B (en) * | 2020-01-09 | 2022-08-09 | 上海金智晟东电力科技有限公司 | Automatic power supply device of internet of things sensor, internet of things sensor and internet of things equipment |
| CN113687707B (en) * | 2021-10-26 | 2022-03-04 | 苏州浪潮智能科技有限公司 | Power supply voltage control device of mainboard and server |
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| CN101872227A (en) * | 2009-04-21 | 2010-10-27 | 鸿富锦精密工业（深圳）有限公司 | Power supply circuit |
| CN102130899A (en) * | 2010-12-28 | 2011-07-20 | 华为技术有限公司 | Power protocol management method, device and applied power system |
| CN102739028A (en) * | 2011-03-31 | 2012-10-17 | 鸿富锦精密工业（深圳）有限公司 | Power management apparatus |
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| CN104577545A (en) * | 2015-01-13 | 2015-04-29 | 华东师范大学 | Direct-current power socket component for adjusting output voltage in self-adaption mode |
| JP2015139307A (en) * | 2014-01-23 | 2015-07-30 | ファナック株式会社 | Dc/dc converter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104283416B (en) * | 2013-07-05 | 2017-02-08 | 汕头市易普联科技有限公司 | Self-adaptation power supply system and power supply method thereof |
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- 2015-11-10 CN CN201510761080.7A patent/CN106681464B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101872227A (en) * | 2009-04-21 | 2010-10-27 | 鸿富锦精密工业（深圳）有限公司 | Power supply circuit |
| CN102130899A (en) * | 2010-12-28 | 2011-07-20 | 华为技术有限公司 | Power protocol management method, device and applied power system |
| CN102739028A (en) * | 2011-03-31 | 2012-10-17 | 鸿富锦精密工业（深圳）有限公司 | Power management apparatus |
| CN104520782A (en) * | 2012-08-09 | 2015-04-15 | 瑞典爱立信有限公司 | Method and module for providing instructions for setting a supply voltage |
| JP2015139307A (en) * | 2014-01-23 | 2015-07-30 | ファナック株式会社 | Dc/dc converter |
| CN103944219A (en) * | 2014-04-04 | 2014-07-23 | 孙朋朋 | Intelligent discharge end capable of omitting power adapter and control method of intelligent discharge end |
| CN104577545A (en) * | 2015-01-13 | 2015-04-29 | 华东师范大学 | Direct-current power socket component for adjusting output voltage in self-adaption mode |
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| Publication number | Publication date |
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| CN106681464A (en) | 2017-05-17 |
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