CN104181964B - Power control and method - Google Patents
Power control and method Download PDFInfo
- Publication number
- CN104181964B CN104181964B CN201310205461.8A CN201310205461A CN104181964B CN 104181964 B CN104181964 B CN 104181964B CN 201310205461 A CN201310205461 A CN 201310205461A CN 104181964 B CN104181964 B CN 104181964B
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- circuit board
- unit
- signalling
- power supply
- produce
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Abstract
A kind of power control, be suitable for a servomechanism, this power control comprises first circuit board and at least one second circuit board.First circuit board comprises a signal integration unit, power supply timing control unit and the first voltage-adjusting unit.Signal integration unit receives the first back-signalling and the second back-signalling, to produce confirmation.Power supply timing control unit confirmation of receipt information, to produce power supply enable signal.First voltage-adjusting unit receives power supply enable signal, to produce the first back-signalling to signal integration unit, and produces an operating voltage.Second circuit board comprises the second voltage-adjusting unit.Second voltage-adjusting unit receives power supply enable signal, to produce the second back-signalling to signal integration unit, and produces operating voltage.
Description
Technical field
The present invention relates to a kind of power control and method, particularly a kind of can the power control of synchro control power initiation sequential and method.
Background technology
In these years, along with the progress of electronics technology, make printed circuit board (PCB) sturdy and durable, with low cost and fiduciary level is high.In time producing printed circuit board (PCB), although need at the beginning to drop into the cost of circuit layout, finally but can cheaply and produce in a large number rapidly.
In computer systems, which, usually be responsible for opening central processing unit (CentralProcessUnit, CPU) with the power supply of the main element such as two memory modules (DualIn-lineMemoryModule, DIMM) in upright arrangement, be mostly configured on the printed circuit board (PCB) as mainboard.And, the computer system of some high-orders may comprise the central processing unit of many, and central processing unit and two memory module part in upright arrangement can be arranged at the printed circuit board (PCB) being configured with power supply, the central processing unit of another part and two memory module in upright arrangement are then configured at another as on the printed circuit board (PCB) of expansion board.Aforementioned mainboard is connected by bus with expansion board, and the power activation sequential of mainboard and expansion board is still controlled by mainboard.
But, when carrying out the power initiation sequential of double memory module, not yet power initiation may be completed because of the double memory module on expansion board, mainboard just then carries out the power initiation sequential of the central processing unit on mainboard and expansion board, and causes the power initiation asynchrony phenomenon of central processing unit and double memory module.So, computer system may be caused to produce unforeseen mistake.Therefore, the space that the control of aforesaid power activation sequential is still improved.
Summary of the invention
The object of the present invention is to provide a kind of power control and method, use effective synchro source and start sequential, cause to avoid power activation sequential asynchronous the misoperation of servomechanism or failure condition to produce.
The present invention proposes a kind of power control, is suitable for a servomechanism.This power control comprises first circuit board and at least one second circuit board.First circuit board comprises signal integration unit, power supply timing control unit and the first voltage-adjusting unit.Signal integration unit is in order to receive the first back-signalling and the second back-signalling, and foundation the first back-signalling and the second back-signalling, to produce confirmation.Power supply timing control unit couples signal integration unit, in order to confirmation of receipt information, and according to confirmation, to produce power supply enable signal.First voltage-adjusting unit couples power supply timing control unit, in order to receive power supply enable signal, and according to power supply enable signal, to produce back-signalling to signal integration unit, and produces operating voltage.Aforementioned second circuit board comprises the second voltage-adjusting unit.Second voltage-adjusting unit couples power supply timing control unit, in order to receive power supply enable signal, and according to power supply enable signal, to produce the second back-signalling to signal integration unit, and produces operating voltage.
In one embodiment, aforementioned first circuit board more comprises transmission unit and unit is inspected in configuration.Transmission unit is in order to receive and to transmit the status information that second circuit board provides.Configuration is inspected unit and is coupled transmission unit and signal integration unit, in order to receive and foundation status information, first circuit board and second circuit board are configured and inspect, to confirm whether first circuit board mates with second circuit board, if confirm, first circuit board mates with second circuit board, then configuration is inspected unit enable signal integral unit and is received the first back-signalling and the second back-signalling, if confirm, first circuit board does not mate with second circuit board, then configuration is inspected unit and produced warning message.
In one embodiment, transmission unit is a displacement bus.
In one embodiment, aforementioned signal integral unit, power supply timing control unit, transmission unit and configuration inspect unit be integrated in complexity can programmed logic element.
In one embodiment, aforementioned signal integral unit and power supply timing control unit be integrated in complexity can programmed logic element.
The present invention proposes a kind of power control method, comprises the following steps.Receive the first back-signalling of first circuit board and the second back-signalling of second circuit board.According to the first back-signalling and the second back-signalling, to produce confirmation.According to this confirmation, produce power supply enable signal.According to power supply enable signal, first circuit board and second circuit board is made synchronously to produce operating voltage.
In one embodiment, aforementioned power source control method more comprises the following steps.Receiving status information.According to status information, inspect to be configured first circuit board and second circuit board.Confirm whether first circuit board mates with second circuit board.If confirm, first circuit board mates with second circuit board, then enter the step receiving the first back-signalling of first circuit board and the second back-signalling of second circuit board.If confirm, first circuit board does not mate with second circuit board, then produce warning message.
Power control provided by the present invention and method, the first back-signalling and the second back-signalling is received by signal integration unit, to produce confirmation to power supply timing control unit, produce power supply enable signal to the first voltage-adjusting unit and the second voltage-adjusting unit by power supply timing control unit again, synchronously produce operating voltage to make the first voltage-adjusting unit and the second voltage-adjusting unit.In addition, the first voltage-adjusting unit and the second voltage-adjusting unit also can produce respectively the first back-signalling and the second back-signalling to, to carry out the Energy control sequential of next stage.Thus, effectively can start sequential by synchro source, cause to avoid power activation sequential asynchronous the misoperation of servomechanism or failure condition to produce.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of power control of the present invention;
Fig. 2 is the flow chart of steps of power control method of the present invention;
Fig. 3 is another flow chart of steps of power control method of the present invention.
Wherein, Reference numeral
10 power controls
100 first circuit boards
110 signal integration unit
120 power supply timing control units
130 first voltage-adjusting units
140 transmission units
Unit is inspected in 150 configurations
200 second circuit boards
210 second voltage-adjusting units
Embodiment
Below detailed features of the present invention and advantage is described in embodiments in detail, its content is enough to make any relevant art of haveing the knack of understand technology contents of the present invention and implement according to this, and content, right and the accompanying drawing disclosed by this instructions, any relevant art of haveing the knack of can understand the object and advantage that the present invention is correlated with easily.Following embodiment further describes viewpoint of the present invention, but non-to limit category of the present invention anyways.
Please refer to Fig. 1, it is the schematic diagram of power control of the present invention.The power control 10 of the present embodiment is suitable for servomechanism.Power control 10 comprises first circuit board 100 and at least one second circuit board 200.In the present embodiment, first circuit board 100 such as can be motherboard, and second circuit board 200 such as can be outside expansion board.
First circuit board 100 comprises signal integration unit 110, power supply timing control unit 120 and the first voltage-adjusting unit 130.Signal integration unit 110 is in order to receive the first back-signalling and the second back-signalling, and foundation the first back-signalling and the second back-signalling, to produce confirmation.Power supply timing control unit 120 couples signal integration unit 110, and power supply timing control unit 120 is in order to receive and foundation confirmation, to produce power supply enable signal.Wherein, signal integration unit 110 and power supply timing control unit 120 such as can be integrated in complexity can programmed logic element (ComplexProgrammableLogicDevice, CPLD).
First voltage-adjusting unit 130 couples power supply timing control unit 120, and the first voltage-adjusting unit 130 is in order to receive and foundation power supply enable signal, to produce the first back-signalling to signal integration unit 110.Further, the first voltage-adjusting unit 130 also can produce operating voltage to the electronic component on first circuit board 100.In the present embodiment, electronic component such as can be central processing unit or two memory module in upright arrangement.But the present embodiment is not limited thereto, electronic component also can use other similar elements to implement.
Second circuit board 200 comprises the second voltage-adjusting unit 210.Wherein, the quantity of second circuit board 200 such as can be 1, but the present invention is not as limit, and user is visual, and it is required and adjust the quantity of second circuit board 200, such as more than 2 or 2.Second voltage-adjusting unit 210 couples power supply timing control unit 120, and the second voltage-adjusting unit 210 is in order to receive and foundation power supply enable signal, to produce the second back-signalling to signal integration unit 110.Further, the second voltage-adjusting unit 210 also can produce aforesaid operating voltage to the electronic component on second circuit board 200.In the present embodiment, electronic component such as can be central processing unit or two memory module in upright arrangement.But the present embodiment is not limited thereto, electronic component also can use other similar elements to implement.
The electronic component that aforementioned first circuit board 100 and second circuit board 200 configure is in correspondence with each other.That is, power supply timing control unit 120 meeting foundation confirmation, synchronously to produce power supply enable signal to the first voltage-adjusting unit 130 and the second voltage-adjusting unit 210.Further, the first voltage-adjusting unit 130 meeting foundation power supply enable signal, to produce corresponding operating voltage to the electronic component on first circuit board 100.And the second voltage-adjusting unit 210 also can synchronously according to power supply enable signal, synchronously to produce corresponding operating voltage to the electronic component on second circuit board 200.
In addition, aforementioned first circuit board 100 also comprise transmission unit 140 and configuration inspect unit 150.Transmission unit 140 is in order to receive and to transmit the status information that second circuit board 200 produces.Wherein, status information is such as stored in the memory body that second circuit board 200 configures, and status information such as comprises version (Version) and the type (Type) of second circuit board 200.Configuration is inspected unit 150 and is coupled transmission unit 140 and signal integration unit 110, and configuration inspects unit 150 in order to receive and foundation status information, inspect to be configured first circuit board 100 and second circuit board 200, to confirm the matching status of first circuit board 100 and second circuit board 200.
That is, configuration is inspected unit 150 and the version of first circuit board 100 and second circuit board 200 and type can be compared, to confirm whether first circuit board 100 mates with second circuit board 200.If confirm, first circuit board 100 mates with second circuit board 200, then configuration is inspected unit 150 enable signal integral unit 110 and received the first back-signalling and the second back-signalling, to carry out the control of power activation timing synchronization.If confirm, first circuit board 100 does not mate with second circuit board 200, then configure inspect unit 150 can not enable signal integral unit 110, that is the control of power activation timing synchronization can not be carried out, but inspect unit 150 by configuration and produce a warning message.In the present embodiment, transmission unit 140 such as can be displacement bus (ShiftyBus).But the present embodiment is not limited thereto, transmission unit 140 also can use the element of other similar buses to implement.Wherein, signal integration unit 110, power supply timing control unit 120, transmission unit 140 and configuration inspect unit 150 such as can be integrated in a complexity can programmed logic element.
For example, when signal integration unit 110 receives the second back-signalling of the first back-signalling of the first voltage-adjusting unit 130 and the second voltage-adjusting unit 210, signal integration unit 110 can produce confirmation to power supply timing control unit 120.Then, power supply timing control unit 120 can produce power supply enable signal to the first voltage-adjusting unit 130 and the second voltage-adjusting unit 210, make the first voltage-adjusting unit 130 produce operating voltage synchronous with the second voltage-adjusting unit 210 to the electronic component on first circuit board 100 and second circuit board 200, such as two memory module in upright arrangement.So, the power initiation sequential of the memory module two in upright arrangement on first circuit board 100 and second circuit board 200 then can synchronously complete.
Then, the first voltage-adjusting unit 130 can return the first back-signalling to signal integration unit 110, and the second voltage-adjusting unit 210 also synchronously can return the second back-signalling to signal integration unit 110, to carry out the power activation sequential of next stage.When signal integration unit 110 receives the first back-signalling that the first voltage-adjusting unit 130 returns and the second back-signalling that the second voltage-adjusting unit 210 returns, signal integration unit 110 can produce confirmation to power supply timing control unit 120.
Then, power supply timing control unit 120 can produce power supply enable signal to the first voltage-adjusting unit 130 and the second voltage-adjusting unit 210, the first voltage-adjusting unit 130 and the second voltage-adjusting unit 210 is made synchronously to produce operating voltage to the electronic component on first circuit board 100 and second circuit board 200, such as central processing unit.So, the power initiation sequential of the central processing unit on first circuit board 100 and second circuit board 200 then can synchronously complete.Then, the first voltage-adjusting unit 130 and the second voltage-adjusting unit 210 also can return the first back-signalling to signal integration unit 110 and the second back-signalling again to signal integration unit 110.
As the above, can by aforesaid configuration, to carry out the power initiation sequential of other electronic components on synchronous first circuit board 100 and second circuit board 200 according to sequential, its relevant function mode with reference to previous embodiment, therefore can not repeat them here.
The explanation of above embodiment, can summarize a kind of power control method.Please refer to Fig. 2, it is the flow chart of steps of power control method of the present invention.In step S210, receive the first back-signalling of first circuit board and the second back-signalling of second circuit board.In step S220, according to the first back-signalling and the second back-signalling, to produce confirmation.In step S230, according to this confirmation, produce power supply enable signal.In step S240, according to power supply enable signal, first circuit board and second circuit board is made synchronously to produce operating voltage.
Please refer to Fig. 3, it is another process flow diagram of power control method of the present invention.In step S310, receiving status information.In step s 320, according to status information, inspect to be configured first circuit board and second circuit board.In step S330, confirm whether first circuit board mates with second circuit board.If confirm, first circuit board does not mate with second circuit board, then enter step S340, produces warning message.
If confirm, first circuit board mates with second circuit board, then enter step S350, receives the first back-signalling of first circuit board and the second back-signalling of second circuit board.In step S360, according to the first back-signalling and the second back-signalling, to produce confirmation.In step S370, according to this confirmation, produce power supply enable signal.In step S380, according to power supply enable signal, first circuit board and second circuit board is made synchronously to produce operating voltage.
Power control disclosed by embodiments of the invention and method, the first back-signalling and the second back-signalling is received by signal integration unit, to produce confirmation to power supply timing control unit, produce power supply enable signal to the first voltage-adjusting unit and the second voltage-adjusting unit by power supply timing control unit again, synchronously produce operating voltage to make the first voltage-adjusting unit and the second voltage-adjusting unit.In addition, the first voltage-adjusting unit and the second voltage-adjusting unit also can produce the first back-signalling and the second back-signalling respectively, to carry out the Energy control sequential of next stage.Thus, effectively can start sequential by synchro source, cause to avoid power activation sequential asynchronous the misoperation of servomechanism or failure condition to produce.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (6)
1. a power control, is suitable for a servomechanism, it is characterized in that, this power control comprises:
One first circuit board, comprising:
One signal integration unit, in order to receive one first back-signalling and one second back-signalling, and according to this first back-signalling and this second back-signalling, to produce a confirmation;
One power supply timing control unit, couples this signal integration unit, in order to receive this confirmation, and according to this confirmation, to produce a power supply enable signal; And
One first voltage-adjusting unit, couples this power supply timing control unit, in order to receive this power supply enable signal, and according to this power supply enable signal, to produce this first back-signalling to this signal integration unit, and produces an operating voltage; And
At least one second circuit board, comprising:
One second voltage-adjusting unit, couples this power supply timing control unit, in order to receive this power supply enable signal, and according to this power supply enable signal, to produce this second back-signalling to this signal integration unit, and produces this operating voltage,
Wherein, this first circuit board more comprises:
One transmission unit, in order to receive and to transmit the status information that this second circuit board provides; And
Unit is inspected in one configuration, couple this transmission unit and this signal integration unit, in order to reception and according to this status information, carry out a configuration to this first circuit board and this second circuit board to inspect, to confirm whether this first circuit board mates with this second circuit board, if confirm, this first circuit board mates with this second circuit board, then this configuration is inspected this signal integration unit of unit activation and is received this first back-signalling and this second back-signalling, if confirm, this first circuit board does not mate with this second circuit board, then this configuration is inspected unit and produced a warning message.
2. power control according to claim 1, is characterized in that, this transmission unit is a displacement bus.
3. power control according to claim 1, is characterized in that, this signal integration unit, this power supply timing control unit, this transmission unit and this configuration inspect unit be integrated in a complexity can programmed logic element.
4. power control according to claim 1, is characterized in that, this signal integration unit and this power supply timing control unit are integrated in a complexity can programmed logic element.
5. a power control method, is characterized in that, comprising:
Receive one first back-signalling of a first circuit board and one second back-signalling of a second circuit board;
According to this first back-signalling and this second back-signalling, to produce a confirmation;
According to this confirmation, produce a power supply enable signal; And
According to this power supply enable signal, this first circuit board and this second circuit board is made synchronously to produce an operating voltage.
6. power control method according to claim 5, is characterized in that, more comprises:
Receive a status information;
According to this status information, inspect to carry out a configuration to this first circuit board and this second circuit board;
Confirm whether this first circuit board mates with this second circuit board;
If confirm, this first circuit board mates with this second circuit board, then enter the step receiving this first back-signalling of this first circuit board and this second back-signalling of this second circuit board; And
If confirm, this first circuit board does not mate with this second circuit board, then produce a warning message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310205461.8A CN104181964B (en) | 2013-05-28 | 2013-05-28 | Power control and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310205461.8A CN104181964B (en) | 2013-05-28 | 2013-05-28 | Power control and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104181964A CN104181964A (en) | 2014-12-03 |
| CN104181964B true CN104181964B (en) | 2016-01-20 |
Family
ID=51963100
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310205461.8A Expired - Fee Related CN104181964B (en) | 2013-05-28 | 2013-05-28 | Power control and method |
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| Country | Link |
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| CN (1) | CN104181964B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325036A (en) * | 2007-06-15 | 2008-12-17 | 群康科技(深圳)有限公司 | Liquid crystal display device and power supply sequencing control circuit thereof |
| CN201319561Y (en) * | 2008-11-12 | 2009-09-30 | 新巨企业股份有限公司 | Power supply maintaining synchronous multi-output |
| CN201541210U (en) * | 2009-11-16 | 2010-08-04 | 胡伟荣 | Switch power circuit for controlling computer peripherals |
| CN102202234A (en) * | 2011-06-30 | 2011-09-28 | Tcl集团股份有限公司 | Intelligent television with routing function |
| CN102207536A (en) * | 2010-03-31 | 2011-10-05 | 英业达股份有限公司 | Signal detection device for circuit board |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201314431A (en) * | 2011-09-28 | 2013-04-01 | Hon Hai Prec Ind Co Ltd | Power supply control system and method |
-
2013
- 2013-05-28 CN CN201310205461.8A patent/CN104181964B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325036A (en) * | 2007-06-15 | 2008-12-17 | 群康科技(深圳)有限公司 | Liquid crystal display device and power supply sequencing control circuit thereof |
| CN201319561Y (en) * | 2008-11-12 | 2009-09-30 | 新巨企业股份有限公司 | Power supply maintaining synchronous multi-output |
| CN201541210U (en) * | 2009-11-16 | 2010-08-04 | 胡伟荣 | Switch power circuit for controlling computer peripherals |
| CN102207536A (en) * | 2010-03-31 | 2011-10-05 | 英业达股份有限公司 | Signal detection device for circuit board |
| CN102202234A (en) * | 2011-06-30 | 2011-09-28 | Tcl集团股份有限公司 | Intelligent television with routing function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104181964A (en) | 2014-12-03 |
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