CN109800189A - A kind of data transmission device of NVME hard disk - Google Patents
A kind of data transmission device of NVME hard disk Download PDFInfo
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- CN109800189A CN109800189A CN201910011018.4A CN201910011018A CN109800189A CN 109800189 A CN109800189 A CN 109800189A CN 201910011018 A CN201910011018 A CN 201910011018A CN 109800189 A CN109800189 A CN 109800189A
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- pin
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- customization
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- slimlinex4
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Abstract
The invention discloses a kind of data transmission devices of NVME hard disk, it include: the standard Slimline X8 connector for being set to NVME hard disk backboard, it is set to the customization SlimelineX4 connector of micro server, realizes the customization Slimline cable that customization SlimelineX4 connector is connect with standard Slimline X8 connector；The customization SlimelineX4 connector is that standard SlimelineX4 connector removes part sideband class signal pins；The customization Slimline cable supports a NVME SSD by customization SlimlineX4 connector or supports two NVME SSD.The signal line topology quantity on micro server is reduced, saves motherboard space, and be able to achieve NVME hard disk master data transfer function.
Description
Technical field
The present invention relates to cloud computation data center technical field, especially a kind of data transmission device of NVME hard disk.
Background technique
With the development and progress of science and technology, the type of server product is more and more, and the function of server is more and more, firmly
How the complication of the design of part circuit more then effectively utilizes existing circuit design space, reduces device count quantitative change
It is particularly important.NVME hard disk backboard is usually made into 2 mouthfuls on server, 2pcs NVME hard disk, every 1pcs NVME can be met
Hard disk occupies 1 PCIE X4 bandwidth, and 2 mouthfuls of backboards generally use 1 Slimline X8 interface, and it is real to be averagely allocated to each interface
Now has the function of PCIE X4 bandwidth.Present micro server is only capable of supporting 1pcs NVME hard disk because space layout is limited, and
Hard disc data transmission is carried out using SlimelineX4.
Summary of the invention
The object of the present invention is to provide a kind of data transmission device of NVME hard disk, for highdensity micro server,
In order to reduce the quantity that signal cable is laid out on mainboard, using existing two mouthfuls of backboard schemes, the letter on micro server is reduced
Number line is laid out quantity, saves motherboard space, and be able to achieve NVME hard disk master data transfer function.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of data transmission device of NVME hard disk realizes that the data of NVME hard disk backboard and micro server interconnect, packet
It includes: being set to the standard Slimline X8 connector of NVME hard disk backboard, be set to the customization of micro server
SlimelineX4 connector realizes the customization that customization SlimelineX4 connector is connect with standard Slimline X8 connector
Slimline cable；The customization SlimelineX4 connector is that standard SlimelineX4 connector removes part sideband
Class signal pins；The customization Slimline cable supports a NVME SSD or support by customization SlimlineX4 connector
Two NVME SSD.
Further, the customization SlimelineX4 connector only has one group of BMC I2C；Customize SlimelineX4 connection
P3V3, STBY of device are total to two pins.
Further, the customization Slimline cable realizes a Slimline by customization SlimlineX4 connector
X4 turns standard Slimline X8 and supports a NVME SSD；Or, realizing two by customization SlimlineX4 connector
Slimline X4 turns standard Slimline X8 and supports two NVME SSD.
Further, the pin A1 to pin A9 and standard Slimline X8 of the customization SlimlineX4 connector connect
The pin A1 to pin A9 for connecing device successively connects one to one；Customize SlimlineX4 connector pin A13 to pin A19 with
The pin A13 to pin A19 of standard Slimline X8 connector successively connects one to one.
Further, the pin B1 to pin B7 and standard Slimline X8 of the customization SlimlineX4 connector connect
The pin B1 to pin B7 for connecing device successively connects one to one；Customize SlimlineX4 connector pin B13 to pin B19 with
The pin B13 to pin B19 of standard Slimline X8 connector successively connects one to one；Customize SlimlineX4 connector
Pin B8 connect with the pin B9 of standard Slimline X8 connector；Customize the pin B9 and mark of SlimlineX4 connector
The pin B8 connection of quasi- Slimline X8 connector；Customize the pin B10 of SlimlineX4 connector and the pin of two mouthfuls of hard disks
B14 connection；The pin A8 to pin A10 of the pin B11 to pin B13 of SlimlineX4 connector and two mouthfuls of hard disks is successively one by one
Connection.
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
The present invention uses the Slimline X4 interface of customization on micro server, will be micro- with customization Slimline cable
Carry out data transmission between Slimline X8 on Slimline X4 on type server and hard disk backboard, can reduce in this way
Signal line topology quantity on micro server saves motherboard space, and is able to achieve NVME hard disk master data transfer function, right
There is very high practicability in this high-density plate layout design having of micro server, reduces unnecessary letter on plate
Number line, while the connection of signal wire is decreased on mainboard Layout, increase the convenience of placement-and-routing.
Detailed description of the invention
Fig. 1 is that 2 mouthfuls of hard disk backboard SlimlineX8 interfaces of standard define schematic diagram；
Fig. 2 is that Slimline x4 of the present invention turns x8 cable Pin and defines schematic diagram one；
Fig. 3 is that Slimline x4 of the present invention turns x8 cable Pin and defines schematic diagram two.
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.
A kind of data transmission device of NVME hard disk realizes that the data of NVME hard disk backboard and micro server interconnect, packet
It includes: being set to the standard Slimline X8 connector of NVME hard disk backboard, be set to the customization of micro server
SlimelineX4 connector realizes the customization that customization SlimelineX4 connector is connect with standard Slimline X8 connector
Slimline cable；The customization SlimelineX4 connector is that standard SlimelineX4 connector removes part sideband
Class signal pins；The customization Slimline cable supports a NVME SSD or support by customization SlimlineX4 connector
Two NVME SSD.
Since the connector that the cable that current industry uses is the Slimline X8 of a standard turns 2 standards
The connector of Slimline X4, the connector that the program realizes the Slimline X8 of standard turn 1 Slimline of customization
The function of X4, by removing some unnecessary sideband class signals (such as Present, IFDET#) of Slimline X4, for
Micro server motherboard layout redefines signal wire, the customization Slimline X4 connector Pin on micro server
Definition is final as shown in table 1 below:
1 Slimline x4 interface pin of table definition
As shown in Figure 1, to micro server Slimline X4 interface and 2 mouthfuls of hard disk backboard Slimline X8 interfaces of standard
Defined analysis makes 2 mouthfuls of hard disk backboard Slimline X8 of micro server Slimline X4 interface and standard can be realized number
According to the functions such as transmission and hard disk management.
1.) the Slimline X4 on micro server and the X8Pin defined function part backboard Slimline confirm:
(1) PCIE, CLK, PERST, HP I2C, BMC I2C (1 group) coherent signal pin definition are overlapped.
(2) P3V3STBY (2Pin) pin definition is overlapped.
2.) micro server supports 1 NVME SSD, and existing 2 mouthfuls of NVME backplane signal difference:
(1) CPLD and temperature Sensor that the BMC of mainboard has 2 groups of I2C, one group of I2C to be connected to backboard to backboard, one group
I2C is connected to NVME SSD；Micro server 2.0Slimlinex4 only has 1 group of BMC I2C (B8, B9).
(2) mainboard is to the total 4Pin of backboard Slimlinex8+Slimline X4P3V3STBY；Micro server
The total 2Pin of the upper P3V3STBY of 2.0Slimlinex4, no problem of powering.
3.) backboard I2C and NVME SSD I2C function:
(1) NVME SSD I2C realizes function: SSD temperature is read, and participates in fan regulation and controlling.
(2) backboard I2C realizes function: disk state monitors (SSD quantity, Present, LOC, EEROR SSD state),
CPLD version is read, online updating CPLD, and backboard temperature is read, FRU (current to be not used).
By analyzing above, the micro server Slimline X4 interface of definition can be with 2 mouthfuls of hard disk backboards of standard
Slimline X8 realizes the functions such as data transmission and hard disk management.
Micro server Slimline x4 interface supports 1 NVME SSD by customization Slimline cable.Such as Fig. 2 institute
Show, customizes the pin A1 to pin A9 of SlimlineX4 connector and the pin A1 of standard Slimline X8 connector to pin
A9 successively connects one to one；The pin A13 to pin A19 and standard Slimline X8 for customizing SlimlineX4 connector connect
The pin A13 to pin A19 for connecing device successively connects one to one.
By customized cable, Slimlinex4 is turned into Slimlinex8 cable, existing 2 mouthfuls of NVME backboards of arranging in pairs or groups use realization
Signal interconnection, existing 2 mouthfuls of NVME backboards of arranging in pairs or groups use.As shown in figure 3, the pin B1 of customization SlimlineX4 connector is to pin
The pin B1 to pin B7 of B7 and standard Slimline X8 connector successively connect one to one；Customize SlimlineX4 connection
The pin B13 to pin B19 of the pin B13 to pin B19 of the device and standard Slimline X8 connector successively company of one-to-one correspondence
It connects；The pin B8 of customization SlimlineX4 connector is connect with the pin B9 of standard Slimline X8 connector；Customization
The pin B9 of SlimlineX4 connector is connect with the pin B8 of standard Slimline X8 connector；SlimlineX4 is customized to connect
The pin B10 for connecing device is connect with the pin B14 of two mouthfuls of hard disks；The pin B11 of SlimlineX4 connector is to pin B13 and Liang Kou
The pin A8 to pin A10 of hard disk is successively connected one by one.
Wherein, P0 is micro server Slimline X4 interface Pin definition, and P1 is 2 mouthfuls of hard disk backboard Slimline X8
Interface Pin definition, P2 are 2 mouthfuls of hard disk backboard interface A area pin definition.
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 data transmission device of NVME hard disk realizes that the data of NVME hard disk backboard and micro server interconnect, special
Sign is, comprising: is set to the standard Slimline X8 connector of NVME hard disk backboard, is set to the customization of micro server
SlimelineX4 connector realizes the customization that customization SlimelineX4 connector is connect with standard Slimline X8 connector
Slimline cable；The customization SlimelineX4 connector is that standard SlimelineX4 connector removes part sideband
Class signal pins；The customization Slimline cable supports a NVME SSD or support by customization SlimlineX4 connector
Two NVME SSD.
2. the data transmission device of NVME hard disk as described in claim 1, characterized in that the customization SlimelineX4 connects
It connects device and there was only one group of BMC I2C；P3V3, STBY of customization SlimelineX4 connector are total to two pins.
3. the data transmission device of NVME hard disk as claimed in claim 2, characterized in that the customization Slimline cable is logical
It crosses customization SlimlineX4 connector and realizes that a Slimline X4 turns standard Slimline X8 and supports a NVME SSD；
Or, realizing that two Slimline X4 turn standard Slimline X8 and support two NVME by customization SlimlineX4 connector
SSD。
4. the data transmission device of NVME hard disk as claimed in claim 3, characterized in that the customization SlimlineX4 connection
The pin A1 to pin A9 of device and the pin A1 to pin A9 of standard Slimline X8 connector successively connect one to one；It is fixed
The pin A13 to pin A19 of the SlimlineX4 connector processed and pin A13 to pin A19 of standard Slimline X8 connector
Successively connect one to one.
5. the data transmission device of NVME hard disk as claimed in claim 3, characterized in that the customization SlimlineX4 connection
The pin B1 to pin B7 of device and the pin B1 to pin B7 of standard Slimline X8 connector successively connect one to one；It is fixed
The pin B13 to pin B19 of the SlimlineX4 connector processed and pin B13 to pin B19 of standard Slimline X8 connector
Successively connect one to one；Customize the pin B9 of pin B8 and standard Slimline the X8 connector of SlimlineX4 connector
Connection；The pin B9 of customization SlimlineX4 connector is connect with the pin B8 of standard Slimline X8 connector；Customization
The pin B10 of SlimlineX4 connector is connect with the pin B14 of two mouthfuls of hard disks；The pin B11 of SlimlineX4 connector is extremely
Pin B13 is successively connect one by one with the pin A8 to pin A10 of two mouthfuls of hard disks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011018.4A CN109800189B (en) | 2019-01-07 | 2019-01-07 | Data transmission device of NVME hard disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011018.4A CN109800189B (en) | 2019-01-07 | 2019-01-07 | Data transmission device of NVME hard disk |
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| CN109800189A true CN109800189A (en) | 2019-05-24 |
| CN109800189B CN109800189B (en) | 2022-02-18 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063158A (en) * | 2010-12-10 | 2011-05-18 | 曙光信息产业(北京)有限公司 | IO expansion module of blade server |
| US20170357610A1 (en) * | 2016-06-14 | 2017-12-14 | Kazan Networks Corporation | Split nvme ssd implementation using nvme over fabrics protocol |
| CN107491148A (en) * | 2017-09-15 | 2017-12-19 | 郑州云海信息技术有限公司 | A kind of server hard disc attachment structure |
| CN107992297A (en) * | 2017-12-19 | 2018-05-04 | 郑州云海信息技术有限公司 | A kind of SPI controller for S3C2440 drives implementation method |
| CN108170620A (en) * | 2018-01-05 | 2018-06-15 | 郑州云海信息技术有限公司 | A kind of server hard disk extension system and method, hard disk signal enhancing method |
-
2019
- 2019-01-07 CN CN201910011018.4A patent/CN109800189B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063158A (en) * | 2010-12-10 | 2011-05-18 | 曙光信息产业(北京)有限公司 | IO expansion module of blade server |
| US20170357610A1 (en) * | 2016-06-14 | 2017-12-14 | Kazan Networks Corporation | Split nvme ssd implementation using nvme over fabrics protocol |
| CN107491148A (en) * | 2017-09-15 | 2017-12-19 | 郑州云海信息技术有限公司 | A kind of server hard disc attachment structure |
| CN107992297A (en) * | 2017-12-19 | 2018-05-04 | 郑州云海信息技术有限公司 | A kind of SPI controller for S3C2440 drives implementation method |
| CN108170620A (en) * | 2018-01-05 | 2018-06-15 | 郑州云海信息技术有限公司 | A kind of server hard disk extension system and method, hard disk signal enhancing method |
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| CN109800189B (en) | 2022-02-18 |
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