CN210954874U - Domestic computer mainboard based on Shenwei SW421 treater - Google Patents

Domestic computer mainboard based on Shenwei SW421 treater Download PDF

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Publication number
CN210954874U
CN210954874U CN202020046567.3U CN202020046567U CN210954874U CN 210954874 U CN210954874 U CN 210954874U CN 202020046567 U CN202020046567 U CN 202020046567U CN 210954874 U CN210954874 U CN 210954874U
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pci
sata
chip
processor
controller
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张文斌
张晶博
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Shandong Chaoyue CNC Electronics Co Ltd
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Shandong Chaoyue CNC Electronics Co Ltd
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Abstract

The utility model discloses a domestic computer mainboard based on explain SW421 treater belongs to computer application technical field. The mainboard adopts a Shenwei SW421 processor as a core computing unit and adopts a mode of a CPU + PCI-E bridge to carry out PCI-E resource expansion; the SATA interface function is realized through the SATA controller chip, the USB3.0 interface function is realized through the USB controller chip, the audio function is realized through the audio chip, and the network interface function is realized through the network controller. The SATA interface has at least 4 paths, the USB3.0 interface has at least 6 interfaces, and the network interface is a gigabit self-adaptive Ethernet interface. The computer mainboard can realize the same functions on a desktop computer and an all-in-one machine.

Description

Domestic computer mainboard based on Shenwei SW421 treater
Technical Field
The utility model relates to a domestic computer mainboard based on explain the way SW421 treater belongs to computer application technical field.
Background
With the promotion of important special science and technology in China and the complex trend of international situation, the requirements of key fields and key equipment on autonomous controllability, safety and availability are more and more strong. Domestic processors have gained widespread use with their increasingly powerful computational capabilities and increasingly stable product modalities. However, as the development time of the domestic autonomous processor is short, the ecological environment is still imperfect, the number of searched public resources is small, and the popularization and application process of the domestic autonomous controllable computer is slow. In order to meet the national demand, the computer product which is independently controllable and safely usable is actively promoted, and the utility model discloses a domestic computer mainboard based on a Shenwei SW421 processor.
Disclosure of Invention
The utility model aims to solve the technical problem that a computer motherboard based on explain the way treater is provided for improve the autonomic controllability of domestic computer motherboard.
A domestic computer mainboard based on Shenwei SW421 processor, which is characterized in that: the system comprises a Shenwei SW421 processor and a PCI-E expansion bridge plate, wherein the Shenwei SW421 processor is connected with the PCI-E expansion bridge plate and is integrated with two DDR3 storage controller interfaces, an M.2 socket, an IIC communication interface and a CPU temperature control module; the IIC communication interface is connected with a real-time clock chip and a CPLD device; the PCI-E expansion bridge chip is connected with a display card, an SATA control chip, two USB controller chips, an Ethernet controller and a multiplexing slot; the Ethernet controller is connected with an Ethernet interface; the SATA control chip is connected with an SATA hard disk; the audio resolution chip is connected with a loudspeaker.
Preferably, the PCI-E expansion bridge is connected to the CPU using a PCI-E uplink of x8, the USB controller chip using a PCI-E downlink of x1, the SATA controller using a PCI-E downlink of x2, the ethernet controller using a PCI-E downlink of x1, and the video card using a PCI-E downlink of x8, using PEX 8632.
Preferably, the two DDR3 memory controller interfaces adopt two DDR3 memory banks or two DDR3 memory granule chips.
Preferably, the m.2 socket leads from the PCI-E x4 interface of the schwek SW 421.
Preferably, the two USB controller chips adopt uPD720201, each USB controller can extend a 4-way standard USB3.0 interface, one of the two USB controller connection chips leads out the 4-way standard USB3.0 interface, and the other leads out 2 ways to connect with the audio conversion chip CM108B, the serial conversion chip FT4232 or the multiplexing slot, and 2 ways of USB3.0 signals. The serial port conversion chip can convert 1-path USB signals into 4-path serial port signals and is connected with a serial port connector and a fingerprint module.
Preferably, the multiplexing Slot refers to mPCI-E/TCM Slot, the function multiplexing of mPCI-E and TCM cards is realized, and a user can install the mPCI-E card or the TCM card according to requirements; the signals used by the mPCI-E card are PCI-E x1 signals led out by an expansion bridge chip, and the signals used by the TCM card are PCI-E x1 signals led out by the expansion bridge chip and USB2.0 signals led out by uPD 720201.
Preferably, the SATA controller chip adopts 88SE9215, and the SATA interface is divided into 3 standard SATA interfaces and 1 Mini-SATA interface, the standard SATA interface is connected to the SATA hard disk and the optical drive device, and the Mini-SATA interface is connected to the electronic disk of the Mini-SATA interface.
Preferably, the Ethernet controller adopts Intel 82574, and the connection rate can be adaptively adjusted according to the network condition; the display card adopts an MXM form HD7450 display card, can lead out LVDS signals, VGA signals and HDMI signals, can be used for displaying of different displays, and supports simultaneous display of three screens.
The utility model discloses can expand out more PCI-E resources, just also can carry more equipment, the flexibility is stronger, does in addition so and has improved complete machine stability, the cost is reduced has increased the flexibility of chooseing for use the material.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic diagram of the architecture of the present invention.
Detailed Description
In order to make the technical field better understand the solution of the present invention, the present invention will be further described in detail with reference to the following embodiments. It should be noted that the described embodiments only adopt a part of the implementation manners related to the present invention, and do not represent all the implementation manners of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
According to the attached figure 1, a domestic computer mainboard based on a Shenwei SW421 processor adopts a PCI-E expansion bridge chip to realize PCI-E resource expansion, and provides a USB3.0 interface, an SATA interface, an Ethernet interface, an audio interface, a serial port, an M.2 interface and a display interface for the outside. The PCI-E expansion bridge chip is connected with the processor through a PCI-E signal. The USB3.0 interfaces are at least 4 and are led out of the USB controller chip, and the USB controller chip is connected with the PCI-E expansion bridge chip through PCI-E signals. The SATA interface is at least 4, is led out from the SATA controller chip, and the SATA controller chip is connected with the PCI-E expansion bridge chip through a PCI-E signal. The Ethernet interface is 1 kilomega self-adaptive Ethernet interface, the Ethernet interface is led out from an Ethernet controller, and the Ethernet controller is connected with the PCI-E expansion bridge chip through a PCI-E signal. The audio interface is led out from the audio conversion chip, and the audio conversion chip is connected with the USB controller through a USB signal. The serial port is led out from a serial port conversion chip, and the serial port conversion chip is connected with a USB controller through a USB signal. The m.2 interface is derived from the PCI-E interface of the Shenwei 421. The display interface is led out from the display card, and the display card is connected to the PCI-E expansion bridge chip through a PCI-E signal.
The CPLD is connected with the CPU through the IIC communication interface, when a user presses a starting button, the CPLD controls the power supply modules to be sequentially electrified, after the power supply is stable, the main chips are reset, and the CPU loads a starting code to start running. If a user clicks a shutdown or reset button in the system operation process, the CPLD receives a system instruction through the IIC communication interface and then performs power-off or reset operation; and in the running process of the system, the CPU temperature information is sent to the CPLD through the IIC interface, and if the CPU temperature changes, the CPLD detects that the PWM waveform is changed later, controls the fan to change the rotating speed and improves the running temperature environment of the CPU.
The Shenwei SW421 processor is connected to two DDR3 memories through a physical line, the memories are responsible for temporary storage and conversion of calculation data, and the PCI-E expansion bridge chip is connected with an EEPROM chip through an SPI bus to realize access to a firmware program, an uplink x8 link of the PCI-E expansion bridge chip is connected to 1 path of PCI-E data interfaces of a CPU, and a downlink is respectively connected with a USB controller, an SATA controller, a network controller and a display card, the mainboard adopts 2 paths of USB controllers uPD720201, 8 paths of USB signals are led out altogether, 6 paths of USB signals are used for a standard USB3.0 interface, 1 path of the PCI expansion bridge chip is used for connecting a sound conversion chip CM108, 1 path of the PCI extension chip FT4202, the display card is an MXM type HD7450 display card, 2G is stored, the highest support resolution 1920 × 1080 is connected to the mainboard through a standard MXM slot, and accordingly VGA, LVDS and HDMI interfaces are led out for expanding different screen displays and can support copying and expansion.

Claims (9)

1. A domestic computer mainboard based on Shenwei SW421 processor, which is characterized in that: the system comprises a Shenwei SW421 processor and a PCI-E expansion bridge plate, wherein the Shenwei SW421 processor is connected with the PCI-E expansion bridge plate and is integrated with two DDR3 memory controller interfaces, an M.2 socket and an IIC communication interface; the IIC communication interface is connected with a real-time clock chip and a CPLD device; the PCI-E expansion bridge chip is connected with a display card, an SATA controller chip, two USB controller chips, an Ethernet controller and a multiplexing slot; the Ethernet controller is connected with an Ethernet interface; the SATA controller chip is connected with a SATA hard disk.
2. A domestic computer motherboard based on a Shenwei SW421 processor as claimed in claim 1, wherein: the PCI-E expansion bridge piece adopts PEX8632, the CPU is connected with a PCI-E x8 uplink of the expansion bridge piece, the USB control chip is connected with a PCI-E x1 downlink of the expansion bridge piece, the SATA controller is connected with a PCI-E x2 downlink of the expansion bridge piece, the Ethernet controller is connected with a PCI-E x1 downlink of the expansion bridge piece, the video card is connected with a PCI-E x8 downlink of the expansion bridge piece, and the multiplexing slot is connected with a PCI-E x1 downlink of the expansion bridge piece.
3. A domestic computer motherboard based on a Shenwei SW421 processor as claimed in claim 1, wherein: the two DDR3 memory controller interfaces adopt two DDR3 memory banks or two DDR3 memory granule chips.
4. A domestic computer motherboard based on a Shenwei SW421 processor as claimed in claim 1, wherein: the m.2 socket interfaces with PCI-E x4 of the SW 421.
5. A domestic computer motherboard based on a Shenwei SW421 processor as claimed in claim 1, wherein: the two USB controller chips adopt uPD720201, and each USB controller chip can extend a 4-way standard USB3.0 interface.
6. A domestic computer motherboard based on an SW421 processor as claimed in claim 5, wherein: one of the two USB controller connecting chips is provided with four paths of standard USB3.0 interfaces, and the other one is provided with one path of connecting audio conversion chip, one path of serial conversion chip or multiplexing slot and two paths of standard USB3.0 signals.
7. A domestic computer motherboard based on an SW421 processor as claimed in claim 6, wherein: the audio conversion chip is connected with a loudspeaker and is connected with the USB control chip through a USB signal.
8. A domestic computer motherboard based on an SW421 processor as claimed in claim 6, wherein: the serial port conversion chip is connected with a serial port connector and a fingerprint module and is connected with the USB control chip through a USB signal.
9. A domestic computer motherboard based on a Shenwei SW421 processor as claimed in claim 1, wherein: the SATA controller chip is provided with four SATA interfaces, three standard SATA interfaces and a Mini-SATA interface, the standard SATA interfaces are connected with the SATA hard disk and the CD-ROM device, and the Mini-SATA interface is connected with the electronic disk of the Mini-SATA interface.
CN202020046567.3U 2020-01-10 2020-01-10 Domestic computer mainboard based on Shenwei SW421 treater Active CN210954874U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112257127A (en) * 2020-10-22 2021-01-22 山东超越数控电子股份有限公司 Integrated computer based on Shenwei 421 processors
CN112860624A (en) * 2021-03-17 2021-05-28 西安超越申泰信息科技有限公司 Computer mainboard based on 2000-4 treater of soaring
CN112905515A (en) * 2021-03-15 2021-06-04 西安超越申泰信息科技有限公司 Mainboard that has big dipper locate function based on explain why 421 treater of Shenwei
CN112925734A (en) * 2021-03-15 2021-06-08 西安超越申泰信息科技有限公司 Portable computer mainboard based on Shenwei 421 treater
CN113590517A (en) * 2021-07-30 2021-11-02 西安超越申泰信息科技有限公司 Computer supporting remote control

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112257127A (en) * 2020-10-22 2021-01-22 山东超越数控电子股份有限公司 Integrated computer based on Shenwei 421 processors
CN112905515A (en) * 2021-03-15 2021-06-04 西安超越申泰信息科技有限公司 Mainboard that has big dipper locate function based on explain why 421 treater of Shenwei
CN112925734A (en) * 2021-03-15 2021-06-08 西安超越申泰信息科技有限公司 Portable computer mainboard based on Shenwei 421 treater
CN112860624A (en) * 2021-03-17 2021-05-28 西安超越申泰信息科技有限公司 Computer mainboard based on 2000-4 treater of soaring
CN113590517A (en) * 2021-07-30 2021-11-02 西安超越申泰信息科技有限公司 Computer supporting remote control

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