CN109815175A - A kind of general NVME hard disk lighting control device and method - Google Patents
A kind of general NVME hard disk lighting control device and method Download PDFInfo
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- CN109815175A CN109815175A CN201910016143.4A CN201910016143A CN109815175A CN 109815175 A CN109815175 A CN 109815175A CN 201910016143 A CN201910016143 A CN 201910016143A CN 109815175 A CN109815175 A CN 109815175A
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Abstract
The invention discloses a kind of general NVME hard disk lighting control devices, it include: the first sideband signals connector for being set to uplink head or PCIE-Switch board, uplink head identification module is set to the second sideband signals connector of NVME backboard, is set to the CPLD and LED light of NVME backboard；The input terminal of the first sideband signals connector is connect with uplink head identification module, and output end is connect with the second sideband signals connector；The output end of second sideband signals connector and the input terminal of CPLD connect, and the output end of CPLD is connect with LED light.The invention also discloses a kind of general NVME hard disk lighting control method thereofs, are adapted to different heads and different connection forms, and the lighting scheme being adapted under different product form certainly and control may be implemented.
Description
Technical field
The present invention relates to board design field, especially a kind of general NVME hard disk lighting control device and method.
Background technique
The development of big data is very fast, in the limited situation of physical space nowadays stored, keeps higher storage
Density is always the target that each IT vendor is pursued.The rate of the storage density of traditional SAS/SATA and reading data is
It is not able to satisfy growing business demand, therefore a kind of hard disk that NVMe interface defines based on PCIE comes into being.For
The technology of NVMeSSD is also quickly grown, wherein being also to be paid close attention to and carried out by vast IT vendor in terms of the status indicator lamp of NVMe
The design of Related product indicator light is researched and developed.
In current NVMe back plate design, general mentality of designing is for some server product individually designed one
Money NVMe backboard, in this case, lighting is aiming at this particular design.And currently for versatility and modularization,
It designs a general rate height and is suitable for the backboard of different product, but be still one for the adaptation in terms of NVMe indicator light
Problem.For versatility and the higher backboard lighting design of modularization, there has been no the schemes of comparative maturity at present.
Summary of the invention
The object of the present invention is to provide a kind of general NVME hard disk lighting control device and methods, meet different head lightings
Function increases board card module utilization rate, improves board general rate.
To achieve the above object, the present invention adopts the following technical solutions:
First aspect present invention provides a kind of general NVME hard disk lighting control device, comprising: uplink head and NVME
Backboard, uplink head are directly connected to by cable with NVME backboard or are connect by PCIE-Switch board, further includes: setting
In uplink head or the first sideband signals connector of PCIE-Switch board, uplink head identification module, it is set to NVME back
Second sideband signals connector of plate, is set to the CPLD and LED light of NVME backboard；The first sideband signals connector it is defeated
Enter end to connect with uplink head identification module, output end is connect with the second sideband signals connector；Second sideband signals connector
Output end and the input terminal of CPLD connect, the output end of CPLD connect with LED light.
With reference to first aspect, in a first possible implementation of that first aspect, the uplink head identification module packet
The second pull-up for including the first pull down resistor array for being set to uplink head or PCIE-Switch board and being set to NVME backboard
Electric resistance array；The first pull down resistor array is connect with the input terminal of the first sideband signals connector, the first pull down resistor battle array
The level height of column distinguishes the GPIO signal of uplink head；The input terminal external power supply of second pull-up resistor array, output end with
The input terminal of CPLD connects.
With reference to first aspect, in a second possible implementation of that first aspect, the first pull down resistor array packet
Include several pull down resistors, every pull down resistor external power supply or ground output high level or low level, the pull down resistor other end with
The connection of first sideband signals connector.
Second aspect of the present invention provides a kind of general NVME hard disk lighting control method thereof, comprising the following steps:
CPLD obtains uplink head or PCIE-Switch board type；
CPLD transfers the lighting logic that different product combines, output point modulating signal to LED after receiving lighting control signal
Lamp.
In conjunction with second aspect, in second aspect in the first possible implementation, the CPLD obtain uplink head or
PCIE-Switch board type, specifically includes:
CPLD detects the level state of the second pull-up resistor array, and by the assembled state of incoming level, judgement is current
Uplink head or PCIE-switch board product category.
The effect provided in summary of the invention is only the effect of embodiment, rather than invents all whole effects, above-mentioned
A technical solution in technical solution have the following advantages that or the utility model has the advantages that
By the present invention in that being adapted to different heads and different connection forms with same backboard, and it is adapted to different product certainly
Lighting scheme and control under form may be implemented.From the exploitation of entire project cost, using the general each project of one piece of backboard,
Reduce the expense for specific board of redeveloping；From practical application, using a kind of NVMe backboard, and it is adapted to the lighting side of different product
Case, meets customer requirement, and general rate is higher.From board general rate, a kind of NVMe backboard is used, so that it may be applicable in two kinds completely
Different product form, general rate and modularization are higher.It, can be certainly using a kind of NVMe backboard from board lighting function demand
It is adapted to different product form, rather than is manually adjusted, it is more intelligent.
Detailed description of the invention
Fig. 1 is NVMe hard disk lighting connection form schematic diagram one；
Fig. 2 is NVMe hard disk lighting connection form schematic diagram two；
Fig. 3 is the general NVME hard disk lighting control device structure chart of the present invention；
Fig. 4 is the general NVME hard disk lighting control method thereof flow chart of the present invention.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this hair
It is bright to be described in detail.Following disclosure provides many different embodiments or example is used to realize different knots of the invention
Structure.In order to simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be with
Repeat reference numerals and/or letter in different examples.This repetition is that for purposes of simplicity and clarity, itself is not indicated
Relationship between various embodiments and/or setting is discussed.It should be noted that illustrated component is not necessarily to scale in the accompanying drawings
It draws.Present invention omits the descriptions to known assemblies and treatment technology and process to avoid the present invention is unnecessarily limiting.
The server node designed based on intelX86 framework or individual that head documented by the present invention refers to
The forms such as server product mainboard, are not specific to a certain head, and flexibility is higher.
PCIE-Switch plate is a kind of reception uplink PCIE signal, and expand the board of multiple PCIEport.
The chip of Broadcom Microchip manufacturer is usually used in main chip.
The backboard for the support standard NVMESSD that NVMe backboard refers to, generally there is 2 mouthfuls, 4 mouthfuls, 8 mouthfuls, 12 mouthfuls, 24 mouthfuls etc..
As shown in Figure 1, being connected between head and PCIE-Switch plate generally by cable.Wherein, signal is mainly
PCIE signal.It is also interconnected generally by cable between PCIE-Switch plate and NVME backboard, wherein signal is in addition to PCIE signal
Outside, there are also the signals such as the VPP signal of lighting and BP-ID.Wherein VPP signal is that head or PCIE-Switch plate parse
Standard point modulating signal, BP-ID refer to for distinguishing the GPIO signals of different upstream plants.
As shown in Fig. 2, being connected between head and NVME backboard by cable.
As shown in figure 3, a kind of general NVME hard disk lighting control device, comprising: uplink head and NVME backboard, uplink machine
Head be directly connected to NVME backboard by cable or connect by PCIE-Switch board, further includes: be set to uplink head or
First sideband signals connector SW-Conn of PCIE-Switch board is set to uplink head or PCIE-Switch board
First pull down resistor array is set to the second pull-up resistor array of NVME backboard, is set to the second sideband letter of NVME backboard
Number connector BP-Conn, is set to the CPLD and LED light of NVME backboard
First pull down resistor array is connect with the input terminal of the first sideband signals connector SW-Conn, the first pull down resistor
Array includes that several pull down resistors, every pull down resistor external power supply or ground output high level or low level, pull down resistor are another
One end is connect with the first sideband signals connector SW-Conn, and the level height of the first pull down resistor array distinguishes uplink head
GPIO signal；The input terminal of the input terminal external power supply of second pull-up resistor array, output end and CPLD connect；First sideband letter
The output end of number connector SW-Conn is connect with the second sideband signals connector BP-Conn；Second sideband signals connector BP-
The output end of Conn and the input terminal of CPLD connect, and the output end of CPLD is connect with LED light.
Wherein, the sideband signals connector of SW-Conn refers to PCIE-Switch board or head, is used for transmission low
Fast signal is different from the high-speed signal connector of transmission PCIE.
Wherein BP-ID has multiple, with BP-ID0 to BP-IDn mark in signal.BP-ID is for distinguishing uplink head
GPIO signal.On head or PCIE-Switch plate can by pull down resistor Rpd power on or do not power on setting this
The level level of GPIO is high or low.
VPP-I2C is to be transferred to BP-Conn from SW-Conn, the lighting for NVMeSSD.
BP-IDn on NVMe backboard is to be set with hardware pull-up resistor, pull-up level to P3V3_AUX.Default BP-
ID is high level.BP-ID is connected on CPLD, and CPLD detects the level state of BP-ID, and by the assembled state of BP-ID, is obtained
Know the type of current uplink head or PCIE-switch board etc..For example, BP-ID is if there is 3, then BP-ID0, BP-
ID1, BP-ID2 can be combined into 8 kinds of different expressions.BP-ID [0:2] can be from 000 to 111.
As shown in figure 4, a kind of general NVME hard disk lighting control method thereof, comprising the following steps:
S1, CPLD obtain uplink head or PCIE-Switch board type.
S2, CPLD transfer the lighting logic that different product combines after receiving lighting control signal, and output point modulating signal arrives
LED light.
It is combined for different BP-ID, the control of point modulating signal required for setting in CPLD.Such as: the control of point lamp panel position,
The control of lighting topology, ignition method control etc..
In step S1, CPLD obtains uplink head or PCIE-Switch board type, specifically includes:
CPLD detects the level state of the second pull-up resistor array, and by the assembled state of incoming level, judgement is current
Uplink head or PCIE-switch board product category.CPLD receives VPP-I2C, and combines the assembled state of BP-ID,
The lighting requirement of load different product combination setting, output point modulating signal control hard disk state indicator lamp respectively.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (5)
1. a kind of general NVME hard disk lighting control device, comprising: uplink head and NVME backboard, uplink head and NVME backboard
Be directly connected to by cable or connected by PCIE-Switch board, characterized in that further include: be set to uplink head or
First sideband signals connector of PCIE-Switch board, uplink head identification module are set to the second sideband of NVME backboard
Signal connector is set to the CPLD and LED light of NVME backboard；The input terminal and uplink machine of the first sideband signals connector
Head identification module connection, output end are connect with the second sideband signals connector；The output end of second sideband signals connector with
The input terminal of CPLD connects, and the output end of CPLD is connect with LED light.
2. general NVME hard disk lighting control device as described in claim 1, characterized in that the uplink head identification module
Including being set to the first pull down resistor array of uplink head or PCIE-Switch board and being set on the second of NVME backboard
Pull-up resistor array；The first pull down resistor array is connect with the input terminal of the first sideband signals connector, the first pull down resistor
The level height of array distinguishes the GPIO signal of uplink head；The input terminal external power supply of second pull-up resistor array, output end
It is connect with the input terminal of CPLD.
3. general NVME hard disk lighting control device as claimed in claim 2, characterized in that the first pull down resistor array
Including several pull down resistors, every pull down resistor external power supply or ground export high level or low level, the pull down resistor other end
It is connect with the first sideband signals connector.
4. a kind of general NVME hard disk lighting control method thereof, using device described in claims 1 to 3 any claim,
It is characterized in, comprising the following steps:
CPLD obtains uplink head or PCIE-Switch board type；
CPLD transfers the lighting logic that different product combines, output point modulating signal to LED light after receiving lighting control signal.
5. general NVME hard disk lighting control method thereof as claimed in claim 4, characterized in that the CPLD obtains uplink head
Or PCIE-Switch board type, it specifically includes:
CPLD detects the level state of the second pull-up resistor array, and by the assembled state of incoming level, judges current uplink
Head or PCIE-switch board product category.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910016143.4A CN109815175A (en) | 2019-01-08 | 2019-01-08 | A kind of general NVME hard disk lighting control device and method |
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| CN201910016143.4A CN109815175A (en) | 2019-01-08 | 2019-01-08 | A kind of general NVME hard disk lighting control device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111198831A (en) * | 2019-12-27 | 2020-05-26 | 苏州浪潮智能科技有限公司 | NVME hard disk management system and method based on uninstalling card |
| CN114116415A (en) * | 2021-11-29 | 2022-03-01 | 苏州浪潮智能科技有限公司 | Hard disk backboard, hard disk lighting control system, method, device and medium |
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| CN107766213A (en) * | 2017-09-29 | 2018-03-06 | 郑州云海信息技术有限公司 | A kind of method and system for realizing NVME hard disk lightings |
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| CN108829567A (en) * | 2018-05-29 | 2018-11-16 | 郑州云海信息技术有限公司 | Support the monolithic NVMe hard disk backboard of dual lighting and the ignition method of hard disk backboard |
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| US20040085948A1 (en) * | 2002-10-30 | 2004-05-06 | Joseph Cabana | Software method utilizing caller ID for maintaining connectivity during communications over distinct wireless networks by mobile computer terminals |
| CN107729220A (en) * | 2017-09-27 | 2018-02-23 | 郑州云海信息技术有限公司 | A kind of design method for realizing more NVMe hard disk backboards lightings |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111198831A (en) * | 2019-12-27 | 2020-05-26 | 苏州浪潮智能科技有限公司 | NVME hard disk management system and method based on uninstalling card |
| CN114116415A (en) * | 2021-11-29 | 2022-03-01 | 苏州浪潮智能科技有限公司 | Hard disk backboard, hard disk lighting control system, method, device and medium |
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