CN105376070A - Method and system of power chip for adaptively supplying operating voltage to Ethernet packet switching chip - Google Patents
Method and system of power chip for adaptively supplying operating voltage to Ethernet packet switching chip Download PDFInfo
- Publication number
- CN105376070A CN105376070A CN201510673075.0A CN201510673075A CN105376070A CN 105376070 A CN105376070 A CN 105376070A CN 201510673075 A CN201510673075 A CN 201510673075A CN 105376070 A CN105376070 A CN 105376070A
- Authority
- CN
- China
- Prior art keywords
- chip
- packet switching
- ethernet packet
- power supply
- svb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/10—Current supply arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc Digital Transmission (AREA)
- Small-Scale Networks (AREA)
- Power Sources (AREA)
Abstract
The invention provides a method and system of a power chip for adaptively supplying operating voltage to an Ethernet packet switching chip. The method comprises steps of: identifying the grade of the Ethernet packet switching chip and acquiring a SVB code carried by the Ethernet packet switching chip according to the grade of the Ethernet packet switching chip; converting the SVB code into a VID code that can be identified by the power chip, wherein the value range of the supply voltage of the power chip covers the operating voltage value of the Ethernet packet switching chip, VID[7:0] = 8'b01100101 + SVB[3:0], VID[7:0] represents the VID code and is a 8-bit binary number, the SVB[3:0] represents the SVB code and is a 4-bit binary number, the 8'b01100101 represents a 8-bit binary number, and the value of the 8'b01100101 is 01100101; and driving the power chip to supply voltage to the Ethernet packet switching chip according to a voltage value corresponding to the VID code. The SVB code carried by a switch chip is automatically converted into the VID code that can be identified by the power chip so that the power chip may adaptively supply the operating voltage to the Ethernet packet switching chip and guarantees stable voltage supply. The method and the system are concise and easy to implement, and save cost.
Description
Technical field
The present invention relates to network communication field, particularly relate to the method and system of a kind of power supply chip self adaptation supply Ethernet packet switching chip working voltage.
Background technology
Along with the integrated level of Ethernet packet switching chip, operating frequency are more and more higher, its power consumption has also become a very important problem.
As shown in Figure 1, in Ethernet packet switching chip manufacturing process, energy-conservation in order to realize, reduce the power consumption of Ethernet packet switching chip, each large Ethernet packet switching chip manufacturer is all proposed oneself Low-power Technology, up to the present, generally adopts SVB technology to manufacture Ethernet packet switching chip; SVB(SelectiveVoltageBinning) technology is a unique Low-power Technology, and this technology defines actual operating voltage according to the process corner (ProcessCorner) of Ethernet packet switching chip.Specifically as shown in Figure 3, lower operating voltage is adopted for fast sheet (FastChip), higher operating voltage is then adopted for slow sheet (slowchip).The performance of Ethernet packet switching chip in slow technique (SlowProcess) situation can either be improved like this, the power consumption of Ethernet packet switching chip in fast technique (FastProcess) situation can be reduced again, thus reach the target of Ethernet packet switching chip Low Power High Performance.
So, Ethernet packet switching chip causes its type variation by its change in voltage, accordingly, for this Ethernet packet switching chip provides the working method of the power supply chip of voltage also to change thereupon, significantly, in prior art, due to Ethernet packet switching chip working voltage value by 4 binary system SVB coding-control input, and the supply power voltage of power supply chip is by the binary system VID coding-control output of 8, cause power supply chip adaptively can not should be Ethernet packet switching chip and voltage is provided, under normal circumstances, by the output voltage regulating power supply chip manually, to adapt to the Ethernet packet switching chip of different process processing procedure, waste of manpower resource, increase use cost, and power supply instability.
Summary of the invention
A kind of power supply chip self adaptation is the object of the present invention is to provide to supply the method and system of Ethernet packet switching chip working voltage.
One of for achieving the above object, an embodiment of the present invention provides the method for a kind of power supply chip self adaptation supply Ethernet packet switching chip working voltage, described method comprises: the grade identifying described Ethernet packet switching chip, its SVB coding carried is obtained according to described Ethernet packet switching chip grade, described SVB coding 4 bit binary number composition, the corresponding one group of magnitude of voltage fixed of described SVB coding;
By the VID coding that described SVB code conversion can identify for power supply chip, described VID coding 8 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described VID coding; The supply voltage span of described power supply chip covers the working voltage value of described Ethernet packet switching chip, VID [7:0]=8 ' b01100101+SVB [3:0], VID [7:0] represents that VID encodes, it is 8 bit binary number, SVB [3:0] represents that SVB encodes, it is 4 bit binary number, and 8 ' b01100101 represents 8bit binary digit, and its numerical value is 01100101;
Described power supply chip is described Ethernet packet switching chip supply voltage according to the magnitude of voltage that described VID coding is corresponding.
As the further improvement of an embodiment of the present invention, described Ethernet packet switching chip is divided into 16 grades according to its process corner, the corresponding one group of SVB coding of each grade, the working voltage scope of 16 described Ethernet packet switching chips is 0.88750V-0.98750V, and step-length is 6.25mV.
As the further improvement of an embodiment of the present invention, described power supply chip is the power supply chip of intelVRD11.1 standard criterion, described intelVRD11.1 standard criterion is: the voltage range of described power supply chip supply is 0.5V-1.6V, and adjustment step-length is 6.25mV.
As the further improvement of an embodiment of the present invention, described Ethernet packet switching chip is Ethernet packet switching chip CTC8096.
As the further improvement of an embodiment of the present invention, described power supply chip is ISL6334D.
One of for achieving the above object, an embodiment of the present invention provides the system of a kind of power supply chip self adaptation supply Ethernet packet switching chip working voltage, and described system comprises:
Data acquisition module, for identifying the grade of described Ethernet packet switching chip, its SVB coding carried is obtained, described SVB coding 4 bit binary number composition, the corresponding one group of magnitude of voltage fixed of described SVB coding according to described Ethernet packet switching chip grade;
Data conversion module, for the VID coding that described SVB code conversion can be identified for power supply chip, described VID coding 8 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described VID coding; The supply voltage span of described power supply chip covers the working voltage value of described Ethernet packet switching chip, VID [7:0]=8 ' b01100101+SVB [3:0], VID [7:0] represents that VID encodes, it is 8 bit binary number, SVB [3:0] represents that SVB encodes, it is 4 bit binary number, and 8 ' b01100101 represents 8bit binary digit, and its numerical value is 01100101;
Data outputting module is described Ethernet packet switching chip supply voltage for driving described power supply chip according to the magnitude of voltage that described VID coding is corresponding.
As the further improvement of an embodiment of the present invention, described Ethernet packet switching chip is divided into 16 grades according to its process corner, the corresponding one group of SVB coding of each grade, the working voltage scope of 16 described Ethernet packet switching chips is 0.88750V-0.98750V, and step-length is 6.25mV.
As the further improvement of an embodiment of the present invention, described power supply chip is the power supply chip of intelVRD11.1 standard criterion, described intelVRD11.1 standard criterion is: the voltage range of described power supply chip supply is 0.5V-1.6V, and adjustment step-length is 6.25mV.
As the further improvement of an embodiment of the present invention, described Ethernet packet switching chip is Ethernet packet switching chip CTC8096.
Compared with prior art, the invention has the beneficial effects as follows: the method and system that the invention provides a kind of power supply chip self adaptation supply Ethernet packet switching chip working voltage, the method and system are automatically converted to by the SVB coding carried by exchanger chip the VID that power supply chip can identify and encode, power supply chip self adaptation is made to supply Ethernet packet switching chip working voltage, and ensure to stablize voltage supply, the program is succinct, be easy to realize, cost-saving.
Accompanying drawing explanation
Fig. 1 is the working voltage development and change trend graph of Ethernet packet switching chip in prior art of the present invention;
Fig. 2 is the flow chart of the method for power supply chip self adaptation supply Ethernet packet switching chip working voltage in an embodiment of the present invention;
Fig. 3 is the module map of the system of power supply chip self adaptation supply Ethernet packet switching chip working voltage in an embodiment of the present invention;
Fig. 4 A is that in the concrete example of the present invention one in Ethernet packet switching chip, its SVB coding contrasts schematic diagram with its working voltage;
Fig. 4 B is that in the concrete example of the present invention one in power supply chip, its VID coding contrasts schematic diagram with its supply voltage.
Embodiment
Describe the present invention below with reference to embodiment shown in the drawings.But these execution modes do not limit the present invention, the structure that those of ordinary skill in the art makes according to these execution modes, method or conversion functionally are all included in protection scope of the present invention.
As shown in Figure 1, in one embodiment of the present invention, the method for power supply chip self adaptation supply Ethernet packet switching chip working voltage comprises:
S1, identify the grade of described Ethernet packet switching chip, obtain its SVB coding carried according to described Ethernet packet switching chip grade, described SVB coding 4 bit binary number composition, the corresponding one group of fixing magnitude of voltage of each described SVB coding;
Accordingly, described Ethernet packet switching chip is divided into 16 grades according to its process corner, the corresponding one group of SVB coding of each grade.
In the present invention, Ethernet packet switching chip adopts 16-binSVB technology to manufacture, in process of production, Ethernet packet switching chip is divided into 16 grades according to its process corner, the SVB coded representation that each grade forms for binary digit by 4, further, in the use procedure of Ethernet packet switching chip, to be encoded one_to_one corresponding by its 4 pins and this SVB, simultaneously, the magnitude of voltage of the Ethernet packet switching chip of above-mentioned 16 grades follows unalterable rules, namely, within the scope of certain voltage, the magnitude of voltage of the Ethernet packet switching chip of 16 grades raises successively according to a fixed step size or reduces successively.
In following execution mode, for convenience of description and understand, be described in detail with a concrete example.
Shown in composition graphs 4A, in this example, described Ethernet packet switching chip is Ethernet packet switching chip CTC8096, the working voltage scope of 16 described Ethernet packet switching chips is 0.88750V-0.98750V, step-length is 6.25mV, wherein, and the corresponding a different set of SVB coding of Ethernet packet switching chip of each grade, meanwhile, the corresponding one group of magnitude of voltage fixed of SVB coding is often organized; Further, represent that SVB encodes with SVB [3:0], it is 4 bit binary number.Such as: 4 binary system SVB that the Ethernet packet switching chip of 1 grade is corresponding are encoded to 1111, accordingly, the SVB coding of Ethernet packet switching chip 4 pins is followed successively by: SVB0 is 1, SVB1 is 1, SVB2 is 1, SVB3 is 1, the working voltage of this Ethernet packet switching chip of 1 grade is 0.88750, the SVB coding of the Ethernet packet switching chip of other grade as shown in Figure 4, no longer does and specifically repeats.
Further, in an embodiment of the present invention, described method also comprises:
S2, the VID coding that described SVB code conversion can be identified for power supply chip, described VID coding 8 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described VID coding; The supply voltage span of described power supply chip covers the working voltage value of described Ethernet packet switching chip.Further, represent that VID encodes with VID [7:0], it is 8 bit binary number.
The English full name of VID is: Voltageidentification.
In the specific embodiment of the invention, the power supply chip adopted is the power supply chip of intelVRD11.1 standard criterion, described intelVRD11.1 standard criterion is: the voltage range of described power supply chip supply is 0.5V-1.6V, adjustment step-length is 6.25mV, simultaneously can according to VID signal dynamics adjustment output voltage.The power supply chip meeting intelVRD11.1 standard criterion adopts pulse width modulation circuit; And integrated 8 special VID interfaces.
Accordingly, the magnitude of voltage of power supply chip often adjusts once, the binary digit respective change that its each VID interface is corresponding.In the concrete example of the present invention one, described power supply chip is ISL6334D chip, and this ISL6334D chip meets intelVRD11.1 standard criterion, and its voltage regulation limits is 0.5V-1.6V, and adjustment step-length is 6.25mV.For the ease of in understanding the present invention, shown in composition graphs 4B, each group of VID coding of power supply chip contrasts with its output voltage schemes, and wherein, only lists the VID relevant to Ethernet packet switching chip and encode and corresponding output voltage in this table.In this contrast figure, such as: current sequence number is the output voltage of the power supply chip of 1 is 0.88750, then 8 VID of its correspondence are encoded to 01110100, and the binary coding that 8 VID interfaces are corresponding is followed successively by: VID0 is 0, VID1 is 0, VID2 is 1, VID3 is 0, VID4 is 1, VID5 is 1, VID6 is 1, VID7 is 0; Voltage after power supply chip adjustment and VID encode as shown in Figure 4 B, no longer specifically repeat.
Further, in example of the present invention, adopt the VID coding that described SVB code conversion can identify for power supply chip by following formula.
VID[7:0]=8’b01100101+SVB[3:0]；
Wherein, VID [7:0] represents that VID encodes, and it is 8 bit binary number, and SVB [3:0] represents that SVB encodes, and it is 4 bit binary number, and 8 ' b01100101 represents 8bit binary digit, and its numerical value is 01100101.
Further, in an embodiment of the present invention, described method also comprises:
S3, described power supply chip is driven to be described Ethernet packet switching chip supply voltage according to the magnitude of voltage that described VID coding is corresponding.
Such as: shown in composition graphs 4A, 4B, the grade recognizing described Ethernet packet switching chip is 1 grade, then the SVB obtaining this Ethernet packet switching chip is accordingly encoded to 1111; Further, according to formula VID [7:0]=8 ' b01100101+SVB [3:0], the VID obtaining its supply power supply is encoded to 01110100; Further, binary digit corresponding for its 8 VID interfaces order is adjusted to that VID0 is 0, VID1 is 0, VID2 is 1, VID3 is 0, VID4 is 1, VID5 is 1, VID6 is 1, VID7 is 0 by power supply chip; Accordingly, known by Fig. 4 B, the output voltage that this VID coding is corresponding is 0.88750, so, and described power supply chip self adaptation supply Ethernet packet switching chip working voltage.
Shown in composition graphs 3, the system of the power supply chip self adaptation supply Ethernet packet switching chip working voltage in the concrete example of the present invention one, described system comprises: data acquisition module 100, data conversion module 200, data outputting module 300.
Data acquisition module 100 is for identifying the grade of described Ethernet packet switching chip, its SVB coding carried is obtained according to described Ethernet packet switching chip grade, described SVB coding 4 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described SVB coding;
Accordingly, described Ethernet packet switching chip is divided into 16 grades according to its process corner, the corresponding one group of SVB coding of each grade.
In the present invention, Ethernet packet switching chip adopts 16-binSVB technology to manufacture, in process of production, Ethernet packet switching chip is divided into 16 grades according to its process corner, the SVB coded representation that each grade forms for binary digit by 4, further, in the use procedure of Ethernet packet switching chip, to be encoded one_to_one corresponding by its 4 pins and this SVB, simultaneously, the magnitude of voltage of the Ethernet packet switching chip of above-mentioned 16 grades follows unalterable rules, namely, within the scope of certain voltage, the magnitude of voltage of the Ethernet packet switching chip of 16 grades raises successively according to a fixed step size or reduces successively.
In following execution mode, for convenience of description and understand, be described in detail with a concrete example.
Shown in composition graphs 4A, in this example, described Ethernet packet switching chip is Ethernet packet switching chip CTC8096, the working voltage scope of 16 described Ethernet packet switching chips is 0.88750V-0.98750V, step-length is 6.25mV, wherein, and the corresponding a different set of SVB coding of Ethernet packet switching chip of each grade, meanwhile, the corresponding one group of magnitude of voltage fixed of SVB coding is often organized; Further, represent that SVB encodes with SVB [3:0], it is 4 bit binary number.Such as: 4 binary system SVB that the Ethernet packet switching chip of 1 grade is corresponding are encoded to 1111, accordingly, the SVB coding of Ethernet packet switching chip 4 pins is followed successively by: SVB0 is 1, SVB1 is 1, SVB2 is 1, SVB3 is 1, the working voltage of this Ethernet packet switching chip of 1 grade is 0.88750, the SVB coding of the Ethernet packet switching chip of other grade as shown in Figure 4, no longer does and specifically repeats.
In an embodiment of the present invention, the VID coding of data conversion module 200 for described SVB code conversion can be identified for power supply chip, described VID coding 8 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described VID coding; The supply voltage span of described power supply chip covers the working voltage value of described Ethernet packet switching chip.Further, represent that VID encodes with VID [7:0], it is 8 bit binary number.
In the specific embodiment of the invention, the power supply chip adopted is the power supply chip of intelVRD11.1 standard criterion, described intelVRD11.1 standard criterion is: the voltage range of described power supply chip supply is 0.5V-1.6V, adjustment step-length is 6.25mV, simultaneously can according to VID signal dynamics adjustment output voltage.The power supply chip meeting intelVRD11.1 standard criterion adopts pulse width modulation circuit; And integrated 8 special VID interfaces.
Accordingly, the magnitude of voltage of power supply chip often adjusts once, the binary digit respective change that its each VID interface is corresponding.In the concrete example of the present invention one, described power supply chip is ISL6334D chip, and this ISL6334D chip meets intelVRD11.1 standard criterion, and its voltage regulation limits is 0.5V-1.6V, and adjustment step-length is 6.25mV.For the ease of in understanding the present invention, shown in composition graphs 4B, each group of VID coding of power supply chip contrasts with its output voltage schemes, and wherein, only lists the VID relevant to Ethernet packet switching chip and encode and corresponding output voltage in this table.In this contrast figure, such as: if the output voltage of power supply chip is 0.88750, then 8 VID of its correspondence are encoded to 01110100, and the binary coding that 8 VID interfaces are corresponding is followed successively by: VID0 is 0, VID1 is 0, VID2 is 1, VID3 is 0, VID4 is 1, VID5 is 1, VID6 is 1, VID7 is 0; Voltage after power supply chip adjustment and VID encode as shown in Figure 4 B, no longer specifically repeat.
Further, in example of the present invention, the VID coding that data conversion module 200 adopts following formula described SVB code conversion can be identified for power supply chip.
VID[7:0]=8’b01100101+SVB[3:0]；
Wherein, VID [7:0] represents that VID encodes, and it is 8 bit binary number, and SVB [3:0] represents that SVB encodes, and it is 4 bit binary number, and 8 ' b01100101 represents 8bit binary digit, and its numerical value is 01100101.
In an embodiment of the present invention, data outputting module 300 is described Ethernet packet switching chip supply voltage for driving described power supply chip according to the magnitude of voltage that described VID coding is corresponding.
Such as: shown in composition graphs 4A, 4B, the grade that data acquisition module 100 recognizes described Ethernet packet switching chip is 1 grade, then the SVB obtaining this Ethernet packet switching chip is accordingly encoded to 1111; Further, data conversion module 200 is according to formula VID [7:0]=8 ' b01100101+SVB [3:0], and the VID obtaining its supply power supply is encoded to 01110100; Further, data outputting module 300 makes power supply chip that binary digit corresponding for its 8 VID interfaces order is adjusted to that VID0 is 0, VID1 is 0, VID2 is 1, VID3 is 0, VID4 is 1, VID5 is 1, VID6 is 1, VID7 is 0; Accordingly, known by Fig. 4 B, the output voltage that this VID coding is corresponding is 0.88750, so, and described power supply chip self adaptation supply Ethernet packet switching chip working voltage.
In the embodiment of the invention, the function of data conversion module 200 can be realized by EPLD chip, and the English full name of described EPLD is: ErasableProgrammableLogicDevice, is not described in detail at this.
In sum, the invention provides the method and system of a kind of power supply chip self adaptation supply Ethernet packet switching chip working voltage, the method and system are automatically converted to by the SVB coding carried by exchanger chip the VID that power supply chip can identify and encode, power supply chip self adaptation is made to supply Ethernet packet switching chip working voltage, and ensure to stablize voltage supply, the program is succinct, be easy to realize, cost-saving.
For convenience of description, various module is divided into describe respectively with function when describing above device.Certainly, the function of each module can be realized in same or multiple software and/or hardware when implementing the application.
As seen through the above description of the embodiments, those skilled in the art can be well understood to the application and can realize by the mode of general hardware platform.Based on such understanding, the technical scheme of the application embodies with the form of the product of switch the part that prior art contributes in essence in other words.
Device embodiments described above is only schematic, the wherein said module illustrated as separating component can or may not be physically separates, parts as module display can be or may not be physical module, namely can be positioned at a place, or also can be distributed on multiple mixed-media network modules mixed-media.Some or all of module wherein can be selected according to the actual needs to realize the object of present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
The application can describe in the general context of computer executable instructions, such as program module.Usually, program module comprises the routine, program, object, assembly, data structure etc. that perform particular task or realize particular abstract data type.Also can put into practice the application in a distributed computing environment, in these distributed computing environment (DCE), be executed the task by the remote processing devices be connected by communication network.In a distributed computing environment, program module can be arranged in the local and remote computer preservation medium comprising preservation equipment.
Be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, technical scheme in each execution mode also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for feasibility execution mode of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.
Claims (10)
1. a method for power supply chip self adaptation supply Ethernet packet switching chip working voltage, it is characterized in that, described method comprises:
Identify the grade of described Ethernet packet switching chip, obtain its SVB coding carried according to described Ethernet packet switching chip grade, described SVB coding 4 bit binary number composition, the corresponding one group of magnitude of voltage fixed of described SVB coding;
By the VID coding that described SVB code conversion can identify for power supply chip, described VID coding 8 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described VID coding; The supply voltage span of described power supply chip covers the working voltage value of described Ethernet packet switching chip, VID [7:0]=8 ' b01100101+SVB [3:0], VID [7:0] represents that VID encodes, it is 8 bit binary number, SVB [3:0] represents that SVB encodes, it is 4 bit binary number, and 8 ' b01100101 represents 8bit binary digit, and its numerical value is 01100101;
Described power supply chip is driven to be described Ethernet packet switching chip supply voltage according to the magnitude of voltage that described VID coding is corresponding.
2. the method for power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 1, is characterized in that,
Described Ethernet packet switching chip is divided into 16 grades according to its process corner, and the corresponding one group of SVB coding of each grade, the working voltage scope of 16 described Ethernet packet switching chips is 0.88750V-0.98750V, and step-length is 6.25mV.
3. the method for power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 2, is characterized in that,
Described power supply chip is the power supply chip of intelVRD11.1 standard criterion, and described intelVRD11.1 standard criterion is: the voltage range of described power supply chip supply is 0.5V-1.6V, and adjustment step-length is 6.25mV.
4. the method for power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 3, is characterized in that,
Described Ethernet packet switching chip is Ethernet packet switching chip CTC8096.
5. the method for power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 4, is characterized in that,
Described power supply chip is ISL6334D.
6. a system for power supply chip self adaptation supply Ethernet packet switching chip working voltage, it is characterized in that, described system comprises:
Data acquisition module, for identifying the grade of described Ethernet packet switching chip, its SVB coding carried is obtained, described SVB coding 4 bit binary number composition, the corresponding one group of magnitude of voltage fixed of described SVB coding according to described Ethernet packet switching chip grade;
Data conversion module, for the VID coding that described SVB code conversion can be identified for power supply chip, described VID coding 8 bit binary number composition, the corresponding one group of magnitude of voltage fixed of each described VID coding; The supply voltage span of described power supply chip covers the working voltage value of described Ethernet packet switching chip, VID [7:0]=8 ' b01100101+SVB [3:0], VID [7:0] represents that VID encodes, it is 8 bit binary number, SVB [3:0] represents that SVB encodes, it is 4 bit binary number, and 8 ' b01100101 represents 8bit binary digit, and its numerical value is 01100101;
Data outputting module is described Ethernet packet switching chip supply voltage for driving described power supply chip according to the magnitude of voltage that described VID coding is corresponding.
7. the system of power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 6, is characterized in that,
Described Ethernet packet switching chip is divided into 16 grades according to its process corner, and the corresponding one group of SVB coding of each grade, the working voltage scope of 16 described Ethernet packet switching chips is 0.88750V-0.98750V, and step-length is 6.25mV.
8. the system of power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 7, is characterized in that,
Described power supply chip is the power supply chip of intelVRD11.1 standard criterion, and described intelVRD11.1 standard criterion is: the voltage range of described power supply chip supply is 0.5V-1.6V, and adjustment step-length is 6.25mV.
9. the system of power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 8, it is characterized in that, described Ethernet packet switching chip is Ethernet packet switching chip CTC8096.
10. the system of power supply chip self adaptation supply Ethernet packet switching chip working voltage according to claim 9, it is characterized in that, described power supply chip is ISL6334D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510673075.0A CN105376070B (en) | 2015-10-16 | 2015-10-16 | Power supply chip adaptively supplies the method and system of Ethernet packet switching chip working voltage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510673075.0A CN105376070B (en) | 2015-10-16 | 2015-10-16 | Power supply chip adaptively supplies the method and system of Ethernet packet switching chip working voltage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105376070A true CN105376070A (en) | 2016-03-02 |
| CN105376070B CN105376070B (en) | 2018-12-07 |
Family
ID=55377900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510673075.0A Active CN105376070B (en) | 2015-10-16 | 2015-10-16 | Power supply chip adaptively supplies the method and system of Ethernet packet switching chip working voltage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105376070B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357563A (en) * | 2016-10-14 | 2017-01-25 | 盛科网络（苏州）有限公司 | Switch chip voltage control device |
| CN106527058A (en) * | 2016-12-30 | 2017-03-22 | 江苏九迪激光装备科技有限公司 | Method of data shift in inclined scanning |
| CN107203482A (en) * | 2017-06-06 | 2017-09-26 | 济南浪潮高新科技投资发展有限公司 | It is a kind of to realize the method that VR chips adapt to different CPU |
| CN111866611A (en) * | 2020-06-24 | 2020-10-30 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for dynamically adjusting voltage |
| CN112350963A (en) * | 2020-10-12 | 2021-02-09 | 苏州浪潮智能科技有限公司 | Voltage regulation method and system for switching chip |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101094534A (en) * | 2007-07-20 | 2007-12-26 | 成都理想信息产业有限责任公司 | Ethernet switchboard power fed from user end |
| CN101409626A (en) * | 2008-12-01 | 2009-04-15 | 北京格林伟迪科技有限公司 | Optical network unit and method for controlling power supply user terminal access thereof |
| US20110106497A1 (en) * | 2009-10-31 | 2011-05-05 | International Business Machines Corporation | Yield Computation and Optimization for Selective Voltage Binning |
| CN102404125A (en) * | 2011-12-30 | 2012-04-04 | 盛科网络（苏州）有限公司 | Power supply method and system of Ethernet |
| CN102497287A (en) * | 2011-12-12 | 2012-06-13 | 盛科网络（苏州）有限公司 | Method and system for realizing energy-saving statistics in Ethernet switching chip |
| US8421495B1 (en) * | 2011-11-03 | 2013-04-16 | International Business Machines Corporation | Speed binning for dynamic and adaptive power control |
-
2015
- 2015-10-16 CN CN201510673075.0A patent/CN105376070B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101094534A (en) * | 2007-07-20 | 2007-12-26 | 成都理想信息产业有限责任公司 | Ethernet switchboard power fed from user end |
| CN101409626A (en) * | 2008-12-01 | 2009-04-15 | 北京格林伟迪科技有限公司 | Optical network unit and method for controlling power supply user terminal access thereof |
| US20110106497A1 (en) * | 2009-10-31 | 2011-05-05 | International Business Machines Corporation | Yield Computation and Optimization for Selective Voltage Binning |
| US8421495B1 (en) * | 2011-11-03 | 2013-04-16 | International Business Machines Corporation | Speed binning for dynamic and adaptive power control |
| CN102497287A (en) * | 2011-12-12 | 2012-06-13 | 盛科网络（苏州）有限公司 | Method and system for realizing energy-saving statistics in Ethernet switching chip |
| CN102404125A (en) * | 2011-12-30 | 2012-04-04 | 盛科网络（苏州）有限公司 | Power supply method and system of Ethernet |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357563A (en) * | 2016-10-14 | 2017-01-25 | 盛科网络（苏州）有限公司 | Switch chip voltage control device |
| CN106527058A (en) * | 2016-12-30 | 2017-03-22 | 江苏九迪激光装备科技有限公司 | Method of data shift in inclined scanning |
| CN106527058B (en) * | 2016-12-30 | 2019-03-15 | 江苏九迪激光装备科技有限公司 | The method of data displacement in a kind of scanning of tilting |
| CN107203482A (en) * | 2017-06-06 | 2017-09-26 | 济南浪潮高新科技投资发展有限公司 | It is a kind of to realize the method that VR chips adapt to different CPU |
| CN111866611A (en) * | 2020-06-24 | 2020-10-30 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for dynamically adjusting voltage |
| CN111866611B (en) * | 2020-06-24 | 2022-12-23 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for dynamically adjusting voltage |
| CN112350963A (en) * | 2020-10-12 | 2021-02-09 | 苏州浪潮智能科技有限公司 | Voltage regulation method and system for switching chip |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105376070B (en) | 2018-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105376070A (en) | Method and system of power chip for adaptively supplying operating voltage to Ethernet packet switching chip | |
| CN101640481B (en) | Mixed power converter | |
| CN102983745B (en) | Voltage regulation method, pre-stabilized voltage power circuit and system | |
| CN104038048A (en) | Boost converter | |
| CN106849153B (en) | Method for operating an inverter and inverter | |
| US9648706B2 (en) | Systems and methods for customized load control | |
| CN105955439A (en) | Power supply device and method | |
| CN103219647A (en) | Semiconductor laser power supply | |
| US10122373B2 (en) | Analog to digital converter | |
| CN203942669U (en) | Equalizing control circuit and corresponding circuit combination | |
| CN109245577B (en) | Method for operating an inverter and inverter | |
| CN109075749B (en) | Voltage control method and terminal | |
| CN104486884A (en) | Accurate stage illumination wireless regulation and control method based on internet of things | |
| CN115515168A (en) | Radio frequency parameter adaptation method, device, equipment and computer readable storage medium | |
| CN105528998B (en) | Bias light drive module and electronic equipment | |
| CN115802454A (en) | Self-heating adjusting method, device and system and mobile terminal | |
| CN110649801B (en) | Bus voltage sampling method, PFC control circuit and power conversion circuit | |
| CN218569908U (en) | Power supply and addressing circuit and electronic equipment | |
| CN203233050U (en) | Semiconductor laser power supply | |
| CN104808720A (en) | Sensor-based master control chip optimizing method and device | |
| CN110535674A (en) | Optical module threshold regulating method, device, equipment and the storage medium of the network equipment | |
| CN204705932U (en) | Multi-output power supply device | |
| CN219780443U (en) | Signal processing device of dimming port | |
| CN220933410U (en) | Constant voltage and constant current compensation circuit and electronic equipment | |
| CN101556495A (en) | Computer system and power generation circuit thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215000 unit 13 / 16, 4th floor, building B, No.5 Xinghan street, Suzhou Industrial Park, Jiangsu Province Patentee after: Suzhou Shengke Communication Co.,Ltd. Address before: Xinghan Street Industrial Park of Suzhou city in Jiangsu province 215021 B No. 5 Building 4 floor 13/16 unit Patentee before: CENTEC NETWORKS (SU ZHOU) Co.,Ltd. |
|
| CP03 | Change of name, title or address |