CN207704353U - The Loongson mainboard of external independent display card can be matched based on VPX standards - Google Patents

The Loongson mainboard of external independent display card can be matched based on VPX standards Download PDF

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Publication number
CN207704353U
CN207704353U CN201820011071.5U CN201820011071U CN207704353U CN 207704353 U CN207704353 U CN 207704353U CN 201820011071 U CN201820011071 U CN 201820011071U CN 207704353 U CN207704353 U CN 207704353U
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display interface
xmc
card
video
vpx
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CN201820011071.5U
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刘鑫
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BEIJING POLYVISION TECHNOLOGY DEVELOPMENT Co Ltd
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BEIJING POLYVISION TECHNOLOGY DEVELOPMENT Co Ltd
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Abstract

The utility model is related to a kind of Loongson mainboards that external independent display card can be matched based on VPX standards, display interface is shown including processor, video switching switch, collection and the XMC card slots for inserting XMC video cards, the XMC card slots are connected with solely aobvious display interface;The video switching switch shows display interface, only aobvious display interface and processor with the collection and connect, under the control of a processor, switching the aobvious display interface of the collection and solely showing display interface;The video switching switch and only aobvious display interface are connected separately with VPX connectors.The utility model can be not added with XMC independent display cards in the use environment for not requiring video card capabilities, reduce the overall power of system, in the use environment for requiring video card capabilities, can improve display performance by installing XMC independent display cards additional.

Description

The Loongson mainboard of external independent display card can be matched based on VPX standards
Technical field
The utility model belongs to military production domesticization field of computer technology, more particularly to a kind of VPX standards that are based on can be matched The Loongson mainboard of external independent display card.
Background technology
Currently, having in the prior art based on the production domesticization electronic computer soared (comprising spreadtrum etc.), feature is that performance is excellent Show, but be not entirely autonomous controllable production domesticization computer.It soars using ARM kernels, needs ARM mandates that could develop, Information security is under one's control, and industry development is under one's control.And it is existing production domesticization computer mainboard can not flexibly match it is external Independent XMC video cards, be not applied for the use environment having higher requirements to display performance.
Utility model content
In order to solve the above technical problems, the purpose of this utility model be to provide it is a kind of based on VPX standards can match it is external solely The Loongson mainboard of vertical video card can be not added with XMC independent display cards, reduce system in the use environment for not requiring video card capabilities Overall power can improve display performance in the use environment for requiring video card capabilities by installing XMC independent display cards additional.
The utility model provides a kind of Loongson mainboard that external independent display card can be matched based on VPX standards, including processing Device, video switching switch, collection shows display interface and the XMC card slots for inserting XMC video cards, XMC card slots are connected with Solely aobvious display interface;Video switching switch shows display interface, only aobvious display interface and processor with collection and connect, in processor Control under, switching collection show display interface and solely show display interface;Video switching switch and only aobvious display interface are connected separately with VPX connectors.
Further, which further includes north bridge, and north bridge is connect by VPX connectors with video frequency collection card.
Further, mainboard is connected with conduction cooling plate.
According to the above aspect of the present invention, the Loongson mainboard by that can match external independent display card based on VPX standards, is not requiring video card In the use environment of performance, XMC independent display cards can be not added with, reduce the overall power of system, in the use for requiring video card capabilities In environment, display performance can be improved by installing XMC independent display cards additional.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail It describes in detail bright as after.
Description of the drawings
Fig. 1 is the structural schematic diagram for the Loongson mainboard that the utility model can match external independent display card based on VPX standards;
Fig. 2 is the structure diagram for the Loongson mainboard that the utility model can match external independent display card based on VPX standards.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Join shown in Fig. 1 and Fig. 2, present embodiments provides a kind of Godson that can match external independent display card based on VPX standards Mainboard 1, including processor, video switching switch, collection show display interface and the XMC card slots 2, XMC for inserting XMC video cards Card slot 2 is connected with solely aobvious display interface;
Video switching switch shows display interface, only aobvious display interface and processor with collection and connect, for the control in processor Under system, switches the collection and show display interface and solely show display interface;Video switching switch and only aobvious display interface are connected separately with VPX connectors;Video switching switch connects LVDS liquid crystal displays by VPX connectors, solely shows display interface (XMC video cards) connector (VPX connectors) is drawn.
The mainboard is used for military computer airborne platform, using VPX frameworks, the electrical architecture form as computer.It can Flexibly to match external independent XMC video cards, optimum balance is reached between performance and power consumption.It is external that XMC E8860 can such as be matched Independent display card realizes flexibly selection in power consumption, performance and cost.
Pure conduction structure may be used in the mainboard, by mainboard high power consumption original paper generate heat by conduction cooling plate conduct to Cabinet outer wall radiates.It can also be changed to direct air-cooled form, application scenarios are flexible by replacing heat dissipation cold plate.
The Loongson mainboard processor uses Godson 3A3000, and 128 8GB DDR3 Memory linkages are on a processor;North and south Bridging connects various peripheral function chips;Peripheral function chip includes:Gigabit Ethernet chip, serial port chip, PCI Bridge piece, audio solution Code device etc.;Power unit provides the direct current supply of various different voltages for mainboard.
Processor 3A3000 connects PMON chips, BIOS chip of the PMON chips as mainboard by lpc bus;Processing The UART interface of device exports mainboard start-up course information;Processor integrates dual access memory controller, connects 128 memory cores Piece, total 8GB capacity.
North and south bridge chip, north bridge connect network card chip by PCIe2.0X4 buses, and network card chip externally provides most 4 tunnels Gigabit networking interface;North bridge connects serial port chip, externally provides most 8 roads global functional serial port by PCIe2.0X1 buses;North Bridge connects XMC external display cards, externally provides most 5 tunnels display interface by PCIe2.0X8 buses;North bridge passes through PCIe2.0X8 Bus connects video frequency collection card, externally provides video acquisition function.South bridge is connected PCI Bridge piece, is externally provided by pci bus Most 7 roads pci interface;South bridge connects audio decoder, externally provides audio interface by HDA buses;South bridge integration USB control Device processed externally provides most 8 road USB2.0 interfaces;South bridge integrates SATA controller, externally provides most 6 road SATA2.0 interfaces.
Loongson mainboard provided in this embodiment can be applied on airborne reinforcing platform, domestic operating system of arranging in pairs or groups, and realize The production domesticization of entire computer platform.In the use environment for not requiring video card capabilities, XMC independent display cards, system can be not added with Overall power can reduce 30W or so;In the use environment for requiring video card capabilities, add XMC independent display cards, highest can be obtained 0.768 trillion times single-precision floating point computing capability per second.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that For those skilled in the art, without deviating from the technical principle of the utility model, it can also do Go out several improvements and modifications, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (3)

1. a kind of Loongson mainboard that can match external independent display card based on VPX standards, which is characterized in that including processor, video Switching switch, collection show display interface and the XMC card slots for inserting XMC video cards, and the XMC card slots are connected with solely aobvious Display interface;
The video switching switch shows display interface, only aobvious display interface and processor with the collection and connect, in processor Control under, switch it is described collection show display interface and solely show display interface;
The video switching switch and only aobvious display interface are connected separately with VPX connectors.
2. the Loongson mainboard according to claim 1 that external independent display card can be matched based on VPX standards, which is characterized in that Further include north bridge, the north bridge is connect by VPX connectors with video frequency collection card.
3. the Loongson mainboard according to claim 1 or 2 that can be matched external independent display card based on VPX standards, feature are existed In the mainboard is connected with conduction cooling plate.
CN201820011071.5U 2018-01-04 2018-01-04 The Loongson mainboard of external independent display card can be matched based on VPX standards Active CN207704353U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109213717A (en) * 2018-08-31 2019-01-15 北京计算机技术及应用研究所 The twinbridge piece framework of domestic Feiteng processor
CN109783422A (en) * 2019-01-23 2019-05-21 西安微电子技术研究所 A kind of mainboard based on coil spring cpci bus
CN111104352A (en) * 2019-12-05 2020-05-05 深圳智锐通科技有限公司 Method for automatically switching display output and OPS computer host
CN111158625A (en) * 2019-12-31 2020-05-15 中国电子科技集团公司第十五研究所 Double-independent display card dynamic switching device and method based on Feiteng platform

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109213717A (en) * 2018-08-31 2019-01-15 北京计算机技术及应用研究所 The twinbridge piece framework of domestic Feiteng processor
CN109213717B (en) * 2018-08-31 2022-04-05 北京计算机技术及应用研究所 Double-bridge-plate framework of domestic Feiteng processor
CN109783422A (en) * 2019-01-23 2019-05-21 西安微电子技术研究所 A kind of mainboard based on coil spring cpci bus
CN111104352A (en) * 2019-12-05 2020-05-05 深圳智锐通科技有限公司 Method for automatically switching display output and OPS computer host
CN111158625A (en) * 2019-12-31 2020-05-15 中国电子科技集团公司第十五研究所 Double-independent display card dynamic switching device and method based on Feiteng platform

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