CN204883525U - External switching card - Google Patents
External switching card Download PDFInfo
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- CN204883525U CN204883525U CN201520694307.6U CN201520694307U CN204883525U CN 204883525 U CN204883525 U CN 204883525U CN 201520694307 U CN201520694307 U CN 201520694307U CN 204883525 U CN204883525 U CN 204883525U
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- 230000008054 signal transmission Effects 0.000 description 5
- 239000004606 Fillers/Extenders Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model discloses an external switching card, belong to server interconnection equipment field, the technical problem that solves walks the line overlength when cascading electronic equipment for the server mainboard, the signal downgrade, external its structure includes the integrated circuit board, be provided with PCIE bus interface on the integrated circuit board, external mini SAS HD connector, the PCIEReDriver chip, the EEPROM chip, PCIE bus interface is connected respectively to the PCIEReDriver chip, external mini SAS HD connector, the EEPROM chip, external mini SAS HD connector includes that PCIE changes SAS HD converting circuit, external mini SAS HD interface, and PCIE changes SAS HD converting circuit's one end and connects PCIE reDriver chip, and external mini SAS HD interface is connected to the other end.
Description
Technical field
The utility model relates to a kind of server InterWorking Equipment field, specifically a kind of external adapter.
Background technology
Along with the fast development of internet, cloud computing technology, each field of every profession and trade needs data grows to be processed many, more and more important.User has higher requirement to the data-handling capacity of server system, high speed data transfer ability.Simultaneously, be PeripheralComponentInterconnectExpressSwitch along with the English full name of PCIESwitch(, translator of Chinese is peripheral component interconnect switch), translator of Chinese is peripheral component interconnect switch), the English full name of PCIE(is PeripheralComponentInterconnectExpress, translator of Chinese is peripheral component interconnection) the English full name of SSD(is SolidStateDrive, translator of Chinese is solid state hard disc) etc. the technological breakthrough of hardware device, the high speed interconnect using PCIE bus (PCIE3.0 speed can reach 8Gb/s) to realize system becomes problem demanding prompt solution.
Wherein, in high-density server system, often only has a system board, the English full name of multiple SSD or Switch(of cascade is Switch, translator of Chinese is switch) subscriber device, particularly support that the English full name of NVME(is Non-VolatileMemoryExpress, translator of Chinese is that flash non-volatile stores) the backboard equipment of SSD, but cause that cabling is elongated, signal quality declines.Now, a kind of PCIE interconnecting device is needed the switching of the PCIE signal high-quality of system host mainboard to be cascaded in backboard subsystem.
Disclosed in 29 days April in 2015, publication number is the Chinese patent of CN204302886U, proposes a kind of adapter and electronic equipment, comprising: plate body; Adapter connector, is arranged on the base of described plate body, with the described adapter corresponding expansion slot of described adapter connector on the mainboard inserting an electronic equipment; The English full name of MiniSASHD(is HighDensityMiniSerialAttachedSmallComputerSystemInterfac e, and translator of Chinese is the miniature serial connecting small computer system interface of high density) connector, be arranged on described plate body; PCIE signal transmission circuit, described PCIE signal transmission circuit has first end and the second end, and described first end is connected with described adapter connector, and described second end is connected with described MiniSASHD connector.By MiniSASHD connector expansion PCIESSD or PCIE device in this programme, provide a kind of expansion scheme, still do not solve the problem that in the switching of mainboard and backboard, signal quality declines.
Summary of the invention
Technical assignment of the present utility model is to provide a kind of external adapter, the problem that when solving server master board cascade electronic equipment backboard, long, the signal quality of cabling declines, and realize mainboard and can transfer from different backboard and interconnect, and signal transmission quality is high.
The utility model solves the technical scheme that its technical matters adopts:
A kind of external adapter, comprise board, board is provided with PCIE bus interface, external MiniSASHD connector, PCIEReDriver chip, eeprom chip, PCIEReDriver chip connects PCIE bus interface, external MiniSASHD connector, eeprom chip respectively; External MiniSASHD connector comprises PCIE and turns SASHD change-over circuit, external MiniSASHD interface, one end that PCIE turns SASHD change-over circuit connects PCIEReDriver chip, and the other end that PCIE turns SASHD change-over circuit connects external MiniSASHD interface.
Further, described PCIE bus interface adopts PCIE × 16 passage specification.
Further, described PCIE bus interface is the PCIE bus interface of 4 PCIE × 16 passage specifications.
Further, described external MiniSASHD connector selects plate end external MiniSASHD1 × 4 to configure connector.
Further, described external MiniSASHD interface is SFF-8644 interface.
Further, described PCIE bus interface is positioned at the bottom of board, and MiniSASHD interface is positioned at the side of board.
Further, described PCIEReDriver chip selects the PCIEReDriver chip of single 8 passage specifications.
Further, described PCIEReDriver chip selects the PCIEReDriver chip of PI3EQX8984 model.
Compared to the prior art a kind of external adapter of the present utility model, has following beneficial effect:
1, adapter connects mainboard by PCIE × 16 bus interface, can compatible with PCI EGen1,2,3 speed, mainboard can be realized interconnected from the switching of different backboard;
2, ReDriver chip is provided with in adapter, and the PCIEReDriver chip of PI3EQX8984 model can identify the PCIE signal of different rates automatically, and PCIE signal is carried out the adjustment of completing property of signal, optimize the transmission quality of PCIE signal, improve the quality of signal transmission between mainboard and backboard;
3, PCIEReDriver chip to the sending direction of each passage, reciever to chip parameter adjust separately, be applicable to interconnecting of various different back board system, there is versatility widely.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is the structured flowchart that a kind of external adapter connects backboard and mainboard;
Fig. 2 is the structural representation that a kind of external adapter connects backboard and mainboard;
In figure, 1, board, 2, eeprom chip, 3, PCIEReDriver chip, 4, PCIE bus interface, 5, external MiniSASHD connector, 6, mainboard, 7, PCIE slot, 8, backboard, 9, built-in MiniSASHD interface, 10, cable, 51, external MiniSASHD interface, 52, PCIE turns SASHD change-over circuit.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of external adapter, comprise board 1, board 1 is provided with PCIE bus interface 4, external MiniSASHD connector 5, PCIEReDriver chip 3, eeprom chip 2, PCIEReDriver chip 3 and connects PCIE bus interface 4, external MiniSASHD connector 5, eeprom chip 2 respectively; External MiniSASHD connector 5 comprises PCIE and turns SASHD change-over circuit 52, external MiniSASHD interface 51, one end that PCIE turns SASHD change-over circuit 52 connects the other end connection external MiniSASHD interface 51 that PCIEReDriver chip 3, PCIE turns SASHD change-over circuit 52.
PCIE bus interface 4 adopts PCIE × 16 passage specification, the PCIE bus interface of 4 PCIE × 16 passage specifications adopts golden finger form to be arranged on the bottom of board 1, this PCIE bus interface 4 is for PCIE slot 7 corresponding on grafting mainboard 6, PCIE slot 7 on mainboard 6 is the slot with PCIE × 16 specification of PCIE bus interface 4 compatibility, realizes the interconnection of mainboard 6 and adapter.
PCIEReDriver chip 3, Signal Regulation chip, also referred to as signal repeater, can regenerate signal, high-speed interface increases signal quality.PCIEReDriver chip 3 selects the PCIEReDriver chip of Pericom company PI3EQX8984 model.This PCIEReDriver chip 3 identifiable design also supports the PCIE signal of PCIEGen1/2/3 speed, this device has 72 pins, the English full name of TQFN(is adopted to be MiniatureQuadFlatNo-leadPackage, translator of Chinese is small-sized without lead-in wire four-armed olfactometer) mode encapsulates, 4 two-way drawing lines are provided, totally 8 input and output passages, each passage is independently carried out to the equilibrium of receiving end, postemphasising and the adjustment of signal gain amplifying signal of transmitting terminal, and carry out measuring signal integrality, eye pattern is checked by the oscillograph of output terminal, regulate the optimum chip parameter judging each passage.
Eeprom chip 2, for preserving the optimum chip parameter of PCIEReDriver chip 3.When carrying out measuring signal integrality in PCIEReDriver chip 3, the optimum chip parameter burning of each passage drawn is solidificated in eeprom chip.
External MiniSASHD connector 5 selects plate end external MiniSASHD1 × 4 to configure connector, be arranged on the side of board 1, comprise PCIE and turn SASHD change-over circuit 52, external MiniSASHD interface 51, one end that PCIE turns SASHD change-over circuit 52 connects PCIEReDriver chip 3, the other end that PCIE turns SASHD change-over circuit 52 connects external MiniSASHD interface 51, external MiniSASHD interface 51 connects the backboard of external connected electronic equipment, and this external MiniSASHD interface 51 is SFF-8643 interface.Concrete, backboard 8 is provided with the built-in MiniSASHD interface 9 with MiniSASHD connector 5 compatibility of card extender, the external MiniSASHD interface 51 of MiniSASHD connector 5 on one end plug grafting card extender of cable 10, built-in MiniSASHD interface 9 on the other end plug grafting backboard 8 of cable 10, and then the connection achieving backboard 8 and mainboard 6.The external plate end MiniSASHD1 × 4 configuration connector of FCI S.A. is selected in the present embodiment, this connector meets the signal bandwidth requirement of 6Gb/s to 12Gb/s or the SAS3.0 industry standard specification of signals of corresponding SAS2.1 and proposal, attachment unit interface meets the industry standard of SFF-8644 applications, compatible with PCIE, can use in PCIE framework.
During use, the PCIE bus interface 4 of external adapter in the present embodiment is plugged in the PCIE slot 7 of mainboard 6, simultaneously, the external MiniSASHD interface 51 of external adapter connects the built-in MiniSASHD interface 9 of backboard 8 by cable 10, thus the interconnection of mainboard 6 and backboard 8 is realized by adapter, backboard 8 can connect the PCIE device such as PCIESSD or PCIESwitch.Meanwhile, in card extender, PCIEReDriver chip 3 adjusts PCIE signal quality, and the chip parameter of the optimum detected is stored in EEPPROM chip 2, thus realizes mainboard 6 and the high-quality Signal transmissions of backboard 8 subsystem.
By embodiment above, described those skilled in the art can be easy to realize the utility model.But should be appreciated that the utility model is not limited to above-mentioned embodiment.On the basis of disclosed embodiment, described those skilled in the art can the different technical characteristic of combination in any, thus realizes different technical schemes.
Claims (8)
1. an external adapter, it is characterized in that comprising board, board is provided with PCIE bus interface, external MiniSASHD connector, PCIEReDriver chip, eeprom chip, PCIEReDriver chip connects PCIE bus interface, external MiniSASHD connector, eeprom chip respectively; External MiniSASHD connector comprises PCIE and turns SASHD change-over circuit, external MiniSASHD interface, one end that PCIE turns SASHD change-over circuit connects PCIEReDriver chip, and the other end that PCIE turns SASHD change-over circuit connects external MiniSASHD interface.
2. a kind of external adapter according to claim 1, is characterized in that described PCIE bus interface adopts PCIE × 16 passage specification.
3. a kind of external adapter according to claim 2, is characterized in that described PCIE bus interface is the PCIE bus interface of 4 PCIE × 16 passage specifications.
4. a kind of external adapter according to claim 1, is characterized in that described external MiniSASHD connector selects plate end external MiniSASHD1 × 4 to configure connector.
5. a kind of external adapter according to claim 1, is characterized in that described external MiniSASHD interface is SFF-8644 interface.
6. a kind of external adapter according to claim 1,2,3,4 or 5, it is characterized in that described PCIE bus interface is positioned at the bottom of board, external MiniSASHD interface is positioned at the side of board.
7. a kind of external adapter according to claim 1, is characterized in that described PCIEReDriver chip selects the PCIEReDriver chip of single 8 passage specifications.
8. a kind of external adapter according to claim 7, is characterized in that described PCIEReDriver chip selects the PCIEReDriver chip of PI3EQX8984 model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520694307.6U CN204883525U (en) | 2015-09-09 | 2015-09-09 | External switching card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520694307.6U CN204883525U (en) | 2015-09-09 | 2015-09-09 | External switching card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204883525U true CN204883525U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520694307.6U Expired - Fee Related CN204883525U (en) | 2015-09-09 | 2015-09-09 | External switching card |
Country Status (1)
| Country | Link |
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| CN (1) | CN204883525U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105893306A (en) * | 2016-03-30 | 2016-08-24 | 山东超越数控电子有限公司 | SATA interface transfer method with attenuation compensation function |
| CN107480094A (en) * | 2017-08-11 | 2017-12-15 | 郑州云海信息技术有限公司 | A kind of pond server system architecture of fusion architecture |
| CN107544931A (en) * | 2016-06-27 | 2018-01-05 | 新汉股份有限公司 | Computer system with PCI E boosters, and its establishing method of PCI E boosters |
| CN109033002A (en) * | 2018-07-18 | 2018-12-18 | 郑州云海信息技术有限公司 | A kind of multipath server system |
| CN110413557A (en) * | 2019-06-29 | 2019-11-05 | 苏州浪潮智能科技有限公司 | A kind of GPU accelerator |
-
2015
- 2015-09-09 CN CN201520694307.6U patent/CN204883525U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105893306A (en) * | 2016-03-30 | 2016-08-24 | 山东超越数控电子有限公司 | SATA interface transfer method with attenuation compensation function |
| CN107544931A (en) * | 2016-06-27 | 2018-01-05 | 新汉股份有限公司 | Computer system with PCI E boosters, and its establishing method of PCI E boosters |
| CN107544931B (en) * | 2016-06-27 | 2020-05-26 | 新汉股份有限公司 | Computer system with PCI-E intensifier and setting method of PCI-E intensifier |
| CN107480094A (en) * | 2017-08-11 | 2017-12-15 | 郑州云海信息技术有限公司 | A kind of pond server system architecture of fusion architecture |
| CN109033002A (en) * | 2018-07-18 | 2018-12-18 | 郑州云海信息技术有限公司 | A kind of multipath server system |
| CN110413557A (en) * | 2019-06-29 | 2019-11-05 | 苏州浪潮智能科技有限公司 | A kind of GPU accelerator |
| CN110413557B (en) * | 2019-06-29 | 2020-11-10 | 苏州浪潮智能科技有限公司 | GPU (graphics processing unit) accelerating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160909 |
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| CF01 | Termination of patent right due to non-payment of annual fee |