CN209265429U - A kind of hard disk backboard of compatible SAS-SATA and NVME - Google Patents
A kind of hard disk backboard of compatible SAS-SATA and NVME Download PDFInfo
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- CN209265429U CN209265429U CN201920250665.6U CN201920250665U CN209265429U CN 209265429 U CN209265429 U CN 209265429U CN 201920250665 U CN201920250665 U CN 201920250665U CN 209265429 U CN209265429 U CN 209265429U
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Abstract
The utility model provides the hard disk backboard of compatible SAS-SATA and NVME a kind of, and the hard disk backboard includes: 4 Mini SAS high speed connectors, Expander chip, PCIe connector and hard disk connector；The hard disk connector includes 2.5inch hard disk connector and the SFF8639 connector for supporting tri- kinds of hard drive protocols of SAS/SATA/NVME；4 Mini SAS high speed connectors are connect with Expander chip, transmit SAS signal to Expander chip；The Expander chip is connected with 2.5inch hard disk connector and supports the SFF8639 connector of tri- kinds of hard drive protocols of SAS/SATA/NVME；The SFF8639 connector for supporting tri- kinds of hard drive protocols of SAS/SATA/NVME is also connect with PCIe connector, for transmitting PCIe signal.The utility model is at best able to support 32 hard disks, and the hard disk backboard can support the hard-disk interface of 12 compatibilities, three kinds of hard drive protocols (SAS/SATA/NVME), bigger data can be supported to store, it can be according to application demand, using different allocation plans, it is more flexible to make to design, meet different customer demands.
Description
Technical field
The utility model relates to board design field, the hard disk of especially a kind of compatible SAS-SATA and NVME is carried on the back
Plate.
Background technique
Hard disk, one of the main storaging medium as computer, it is by one or more aluminum or glass system
Disk composition.Hard disk is divided into solid state hard disk and mechanical hard disk again, and wherein solid state hard disk is stored using flash memory particle, mechanical hard disk
It is stored using magnetic disk.At present in server application field, hard disk for storing data usually meets three kinds following
Agreement, they are SAS, SATA and NVME agreement respectively.SATA uses serial connection mode, and Serial ATA bus uses embedded
Clock signal has stronger error correcting capability, its maximum difference compared with the past is can be to transmission instruction (not only
Data) it is checked, if it find that mistake can automatic straightening.SAS is the SCSI technology of a new generation, it is identical with SATA, is all
Serial technology is used to obtain higher transmission speed, and improve inner space etc., the design of this interface by shortening connecting line
It is the efficiency, availability and extendibility in order to improve storage system, and the compatibility with SATA hard disc is provided.And NVME is used
Full-duplex communication can be performed simultaneously read-write operation, it is more more efficient than SATA, can more make full use of multi-core, interrupt execution efficiency more
High, queue depth supports more preferable.
For the hard disk backboard being applied in server common at present, what is generallyd use is the list for only supporting SAS/SATA
One design, this design is fairly simple in realization, but due to only supporting a kind of hard-disk interface, may just be unable to satisfy in this way
The higher market demand, in addition, some hard disk backboards also use support NVME design, but support NVME hard disk quantity
Limited, two or four NVME hard disk, big data quantity storage required for market, it is clear that such are only supported in some designs
Design is difficult to meet the requirements, different to meet therefore, it is necessary to design a kind of hard disk backboard of compatible three of the above agreement
Hard-disk interface demand, while can support more hard disk quantity, to meet higher data storage requirement.
Utility model content
The purpose of the utility model is to provide the hard disk backboards of compatible SAS-SATA and NVME a kind of, it is intended to solve existing skill
Hard disk backboard can only support a kind of protocol interface in art, while the problem of the hard disk limited amount of support, realize three kinds of compatibility firmly
Disk protocol interface, and meet the needs of big data quantity storage.
To reach above-mentioned technical purpose, the utility model provides the hard disk backboard of compatible SAS-SATA and NVME a kind of,
The hard disk backboard includes:
4 Mini SAS high speed connectors, Expander chip, PCIe connector and hard disk connector；
The hard disk connector includes 2.5 inch hard disk connectors and support tri- kinds of hard drive protocols of SAS/SATA/NVME
SFF8639 connector；
4 Mini SAS high speed connectors are connect with Expander chip, to Expander chip transmitting SAS letter
Number；The Expander chip is connected with 2.5inch hard disk connector and supports tri- kinds of hard drive protocols of SAS/SATA/NVME
SFF8639 connector；It is described support tri- kinds of hard drive protocols of SAS/SATA/NVME SFF8639 connector also with PCIe connector
Connection, for transmitting PCIe signal.
Preferably, the SAS signal passes through the controller chip in RAID card external on mainboard PCIe slot for PCIe
Signal conversion is got.
Preferably, the Mini SAS high speed connector is stack-design.
Preferably, the 2.5inch hard disk connector is 20, described tri- kinds of hard drive protocols of support SAS/SATA/NVME
SFF8639 connector be 12.
Preferably, the SFF8639 connector includes 6 channels altogether, wherein to can connect NVME hard in 4 channels PCIe
Disk, other two channel can connect SAS/SATA hard disk.
Preferably, the extension of the NVME hard disk, is communicated by PCIe bus, and PCIe signal passes through 6 on mainboard
The PCIe signal of 6 X8 lane is passed to PCIe connector by SLIMLINE cable by SLIMLINE connector, and is passed to
SFF8639 connector.
Preferably, the hard disk backboard further includes CPLD and FRU chip；The CPLD be used for by SGPIO agreement come pair
The working condition of hard disk is parsed, and indicates the working condition of hard disk by way of lighting on hard disk backboard；It is described
FRU chip is for the board information of storage hard disk backboard and the manufacturer's information and performance indicator of storage hard disk.
The effect provided in utility model content is only the effect of embodiment, rather than whole effects that utility model is all
Fruit, a technical solution in above-mentioned technical proposal have the following advantages that or the utility model has the advantages that
Compared with prior art, the utility model proposes the hard disk backboard of compatible SAS-SATA and NVME a kind of, pass through
4 Mini SAS high speed connectors, Expander chip, PCIe connector and hard disk connector, hard disk connector packet are set
It includes 2.5inch hard disk connector and supports the SFF8639 connector of tri- kinds of hard drive protocols of SAS/SATA/NVME, SFF8639 is connected
It connects device to connect with PCIe connector, for transmitting PCIe signal, supports three kinds of hard drive protocols to realize.The utility model is most
It can support 32 hard disks, and the hard disk backboard can support the hard of 12 compatibilities, three kinds of hard drive protocols (SAS/SATA/NVME)
Disk interface can be used to meet higher storage capacity requirement by this design scheme, hard due to being at best able to support 32
Disk, so as to support bigger data to store.In addition, since the design scheme includes that can be compatible with the hard of three kinds of hard drive protocols
Disk interface, therefore, to make to design more flexible, different visitors can be met according to application demand, using different allocation plans
Family demand.
Detailed description of the invention
Fig. 1 shows for a kind of hard disk backboard structure of compatible SAS-SATA and NVME provided in the utility model embodiment
It is intended to.
Specific embodiment
In order to clearly illustrate the technical characterstic of this programme, below by specific embodiment, and its attached drawing is combined, to this
Utility model is described in detail.Following disclosure provides many different embodiments or example is used to realize the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.This
Outside, the utility model can in different examples repeat reference numerals and/or letter.This repetition is in order to simplified and clear
Purpose itself does not indicate the relationship between discussed various embodiments and/or setting.It should be noted that illustrated in the accompanying drawings
Component be not drawn necessarily to scale.The utility model be omitted the description to known assemblies and treatment technology and process to avoid
It is unnecessarily limiting the utility model.
With reference to the accompanying drawing to a kind of hard disk backboard progress of compatible SAS-SATA and NVME provided by the utility model
It is described in detail.
As shown in Figure 1, the utility model discloses the hard disk backboard of compatible SAS-SATA and NVME a kind of, the hard disk back
Plate includes:
4 Mini SAS high speed connectors, Expander chip, PCIe connector and hard disk connector；
The hard disk connector includes 2.5 inch hard disk connectors and support tri- kinds of hard drive protocols of SAS/SATA/NVME
SFF8639 connector；
4 Mini SAS high speed connectors are connect with Expander chip, to Expander chip transmitting SAS letter
Number；The Expander chip is connected with 2.5 inch hard disk connectors and supports tri- kinds of hard drive protocols of SAS/SATA/NVME
SFF8639 connector；The SFF8639 connector for supporting tri- kinds of hard drive protocols of SAS/SATA/NVME is also connect with PCIe
Device connection, for transmitting PCIe signal.
4 Mini SAS high speed connector be used to transmit SAS signal, on the PCIe slot on mainboard can other than
RAID card is connect, by the controller chip in RAID card, PCIe signal is converted into SAS signal, so as to will be plug-in hard
Disk organizes RAID on hardware, can further increase the poor un number rate of data in this way, and can be improved the safety of data.
By two RAID cards on mainboard, the SAS signal of two-way X8lane is provided, then signal is passed to by hard disk by SAS cable
Backboard, the Mini SAS connector of the X4 lane of 4 standards on hard disk backboard receive the SAS signal of mainboard transmitting, make
For the uplink communication links of Expander chip, to prepare for expanding hard disk.The Mini SAS high speed connector uses
Stack-design further decreases the area occupied of connector, so as to preferably save space, facilitates cabling.
The Expander chip expands the SAS signal bandwidth of the X16 lane of uplink for being extended to SAS signal
Exhibition is the SAS signal of the X32 lane of downlink, signal is then passed to 32 hard-disk interfaces, therefore the hard disk backboard at most props up
32 SAS/SATA hard disks are held, wherein having 20 hard-disk interfaces is the hard-disk interface of 2.5 inch of support standard SAS/SATA,
These interfaces can only support SAS/SATA hard disk, and in addition 12 hard-disk interfaces are the SFF8639 connections for supporting three kinds of hard drive protocols
Device.
The SFF8639 connector includes 6 channels altogether, wherein 4 channels PCIe can connect NVME hard disk, in addition two
A channel can connect SAS/SATA hard disk, therefore the hard of tri- kinds of agreements of SAS/SATA/NVME can be compatible on hard disk backboard
Disk extension.
Extension for NVME hard disk is communicated by PCIe bus, is logical and for the link of PCIe signal
Mainboard transmitting is crossed, the PCIe signal of 6 X8lane can be passed through into SLIMLINE by 6 SLIMLINE connectors on mainboard
Cable passes to the PCIe connector on hard disk backboard, and PCIe signal is then passed to SFF8639 connector, can so expand
The NVME hard disk of 12 X4 lane is opened up, so that hard disk backboard be made to be at best able to provide the hard disk of 12 supports, three kinds of different agreements
Interface, to meet different application demands.
In addition, including also CPLD and FRU chip on hard disk backboard, wherein CPLD can be by SGPIO agreement come to hard
The working condition of disk is parsed, so that the working condition of hard disk is indicated by way of lighting on hard disk backboard, and FRU
Chip is primarily used to the board information of storage hard disk backboard, can also be used to the manufacturer's information and performance indicator of storage hard disk
Deng.
The utility model proposes the hard disk backboards of compatible SAS-SATA and NVME a kind of, by the way that 4 Mini SAS are arranged
High speed connector, Expander chip, PCIe connector and hard disk connector, hard disk connector connect including 2.5 inch hard disks
It connects device and supports the SFF8639 connector of tri- kinds of hard drive protocols of SAS/SATA/NVME, SFF8639 connector is connect with PCIe
Device connection supports three kinds of hard drive protocols to realize for transmitting PCIe signal.The utility model is at best able to support 32 firmly
Disk, and the hard disk backboard can support the hard-disk interface of 12 compatibilities, three kinds of hard drive protocols (SAS/SATA/NVME), by this
Design scheme can be used to meet higher storage capacity requirement, due to being at best able to support 32 hard disks, so as to support more
Big data storage.In addition, since the design scheme includes the hard-disk interface that can be compatible with three kinds of hard drive protocols, it can basis
Application demand, to make to design more flexible, meets different customer demands using different allocation plans.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of hard disk backboard of compatible SAS-SATA and NVME, which is characterized in that the hard disk backboard includes:
4 Mini SAS high speed connectors, Expander chip, PCIe connector and hard disk connector；
The hard disk connector includes 2.5 inch hard disk connectors and support tri- kinds of hard drive protocols of SAS/SATA/NVME
SFF8639 connector；
4 Mini SAS high speed connectors are connect with Expander chip, transmit SAS signal to Expander chip；Institute
Expander chip is stated to be connected with 2.5inch hard disk connector and support tri- kinds of hard drive protocols of SAS/SATA/NVME
SFF8639 connector；It is described support tri- kinds of hard drive protocols of SAS/SATA/NVME SFF8639 connector also with PCIe connector
Connection, for transmitting PCIe signal.
2. the hard disk backboard of compatible SAS-SATA and NVME according to claim 1 a kind of, which is characterized in that the SAS
Signal is got the conversion of PCIe signal by the controller chip in RAID card external on mainboard PCIe slot.
3. the hard disk backboard of compatible SAS-SATA and NVME according to claim 1 a kind of, which is characterized in that the Mini
SAS high speed connector is stack-design.
4. the hard disk backboard of compatible SAS-SATA and NVME according to claim 1 a kind of, which is characterized in that described 2.5
Inch hard disk connector is 20, and the SFF8639 connector for supporting tri- kinds of hard drive protocols of SAS/SATA/NVME is 12.
5. the hard disk backboard of compatible SAS-SATA and NVME according to claim 1 a kind of, which is characterized in that described
SFF8639 connector includes 6 channels altogether, wherein 4 channels PCIe can connect NVME hard disk, other two channel can connect
Connect SAS/SATA hard disk.
6. the hard disk backboard of compatible SAS-SATA and NVME according to claim 5 a kind of, which is characterized in that the NVME
The extension of hard disk is communicated by PCIe bus, and PCIe signal is by 6 SLIMLINE connectors on mainboard by 6 X8
The PCIe signal of lane passes to PCIe connector by SLIMLINE cable, and passes to SFF8639 connector.
7. a kind of hard disk backboard of compatible SAS-SATA and NVME, feature described in -6 any one exist according to claim 1
In the hard disk backboard further includes CPLD and FRU chip；The CPLD is used for through SGPIO agreement come the work shape to hard disk
State is parsed, and indicates the working condition of hard disk by way of lighting on hard disk backboard；The FRU chip is for depositing
Store up the board information of hard disk backboard and the manufacturer's information and performance indicator of storage hard disk.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920250665.6U CN209265429U (en) | 2019-02-27 | 2019-02-27 | A kind of hard disk backboard of compatible SAS-SATA and NVME |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920250665.6U CN209265429U (en) | 2019-02-27 | 2019-02-27 | A kind of hard disk backboard of compatible SAS-SATA and NVME |
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| CN209265429U true CN209265429U (en) | 2019-08-16 |
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| CN201920250665.6U Active CN209265429U (en) | 2019-02-27 | 2019-02-27 | A kind of hard disk backboard of compatible SAS-SATA and NVME |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110377551A (en) * | 2019-07-19 | 2019-10-25 | 苏州浪潮智能科技有限公司 | A kind of hot-plug method and relevant apparatus of SAS hard disk backboard |
| CN112069109A (en) * | 2020-09-01 | 2020-12-11 | 苏州浪潮智能科技有限公司 | Extension adapter plate, adapter device and adapter method |
| CN112559408A (en) * | 2020-12-03 | 2021-03-26 | 山东云海国创云计算装备产业创新中心有限公司 | Mainboard and signal switching system thereof |
| CN112860606A (en) * | 2019-11-28 | 2021-05-28 | 浙江宇视科技有限公司 | Interface conversion device and equipment |
| CN117009162A (en) * | 2023-10-07 | 2023-11-07 | 天津国芯科技有限公司 | Method for identifying hard disk by using triple-mode RAID card chip |
| TWI826791B (en) * | 2021-05-28 | 2023-12-21 | 英業達股份有限公司 | Mother board |
-
2019
- 2019-02-27 CN CN201920250665.6U patent/CN209265429U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110377551A (en) * | 2019-07-19 | 2019-10-25 | 苏州浪潮智能科技有限公司 | A kind of hot-plug method and relevant apparatus of SAS hard disk backboard |
| CN112860606A (en) * | 2019-11-28 | 2021-05-28 | 浙江宇视科技有限公司 | Interface conversion device and equipment |
| CN112069109A (en) * | 2020-09-01 | 2020-12-11 | 苏州浪潮智能科技有限公司 | Extension adapter plate, adapter device and adapter method |
| CN112069109B (en) * | 2020-09-01 | 2022-12-27 | 苏州浪潮智能科技有限公司 | Extension adapter plate, adapter device and adapter method |
| CN112559408A (en) * | 2020-12-03 | 2021-03-26 | 山东云海国创云计算装备产业创新中心有限公司 | Mainboard and signal switching system thereof |
| CN112559408B (en) * | 2020-12-03 | 2022-03-22 | 山东云海国创云计算装备产业创新中心有限公司 | Mainboard and signal switching system thereof |
| TWI826791B (en) * | 2021-05-28 | 2023-12-21 | 英業達股份有限公司 | Mother board |
| CN117009162A (en) * | 2023-10-07 | 2023-11-07 | 天津国芯科技有限公司 | Method for identifying hard disk by using triple-mode RAID card chip |
| CN117009162B (en) * | 2023-10-07 | 2023-12-15 | 天津国芯科技有限公司 | Method for identifying hard disk by using triple-mode RAID card chip |
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