CN210895261U

CN210895261U - Computer mainboard based on godson processor

Info

Publication number: CN210895261U
Application number: CN202020039672.4U
Authority: CN
Inventors: 邢振国
Original assignee: Suzhou Yaoguo Electronics Co ltd
Current assignee: Suzhou Yaoguo Electronics Co ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-06-30
Anticipated expiration: 2030-01-09

Abstract

The utility model discloses a computer motherboard based on godson processor, including mainboard body, godson 3A3000 treater, godson 7A1000 bridge piece and memory, godson 3A3000 treater and godson 7A1000 bridge piece set up IN on the mainboard body, the memory passes through DDR3 slot connection with godson 3A3000 treater, be connected through HT3.0 between godson 3A3000 treater and the godson 7A1000 bridge piece, the back of mainboard body is equipped with DC _ IN connector interface, keyboard connector interface and LAN interface connector. The utility model has the characteristics of high localization rate, high performance, high reliability, small-size, low-power consumption etc.

Description

Computer mainboard based on godson processor

Technical Field

The utility model relates to a computer motherboard based on godson treater belongs to computer technology field.

Background

With the rapid development of networks, the network security problem is becoming more and more severe, and the requirement for the confidentiality of technical data is becoming higher and higher. Due to the technical defects of the core, most of the computers in China currently adopt foreign CPU chips, and the safety problem cannot be guaranteed. The Loongson 3A is the first domestic four-core CPU with completely independent intellectual property rights, and the Loongson 3A processor adopts RISC architecture, compatible with MIPS instructions and native four-core design. The method has wide application prospect in products such as servers, high-performance computers, low-energy consumption data centers and the like.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: problem and not enough to exist among the prior art, the utility model provides a satisfy the computer motherboard of core field information security demands such as national defense, military use.

The technical scheme of the utility model a computer motherboard based on godson treater is proposed, its characterized in that: the intelligent home-use computer comprises a mainboard body, a Loongson 3A3000 processor, a Loongson 7A1000 bridge piece and a memory, wherein the Loongson 3A3000 processor and the Loongson 7A1000 bridge piece are arranged on the mainboard body, the memory is connected with the Loongson 3A3000 processor through a DDR3 slot arranged on the mainboard body, the Loongson 3A3000 processor is connected with the Loongson 7A1000 bridge piece through HT3.0, and a DC _ IN connector interface, a keyboard connector interface and a LAN interface connector are arranged on the back of the mainboard body; the Loongson 7A1000 bridge chip provides three-way air-plugging interface channels for the mainboard through three-way PCI-E interfaces.

Further, the Loongson 3A3000 processor is converted into two RS232 serial interfaces through a UART.

Further, the Loongson 7A1000 is converted into a keyboard interface channel and a touchpad interface channel through an EC GD32F207 chip.

Further, the number of the memories is 2, and the memories are respectively connected with the Loongson 3A3000 processor through DDR3 slots.

Further, the Loongson 7A1000 processor is converted into a network interface channel through a PZ6801 chip.

Furthermore, a plurality of hole sites are designed on the periphery of the Loongson 3A3000 processor and the Loongson 7A1000 bridge piece to fix the cold guide platform above the Loongson 3A3000 processor and the Loongson 7A1000 bridge piece.

Has the advantages that: compared with the prior art, the utility model has the characteristics of high localization rate, high performance, high reliability, small-size, low-power consumption etc, mainly towards independently domestic network security trade, can be applied to important gateway equipment such as preventing hot wall, encryption machine, gatekeeper, VPN, online action audit. The main boards are all industrial grade components, can work at a high temperature of 55 ℃ and a low temperature of-40 ℃, can work in a severe electromagnetic environment, and meet the requirements of military standard GJB 151A-97.

Drawings

Fig. 1 is a computer motherboard structure diagram according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a computer motherboard according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of the back structure of fig. 2.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

The embodiment provides a computer motherboard based on godson processor, as shown IN fig. 1-3, including mainboard body, godson 3a3000 treater, godson 7a1000 bridge piece and memory, godson 3a3000 treater and godson 7a1000 bridge piece set up IN on the mainboard body openly, the memory passes through DDR3 slot connection with godson 3a3000 treater, be connected through HT3.0 between godson 3a3000 treater and the godson 7a1000 bridge piece, the back of mainboard body is equipped with DC _ IN connector interface, keyboard connector interface and LAN interface connector.

The front surface of the computer mainboard is also provided with a memory slot 2, a display screen mainboard interface connector, a serial port mainboard interface connector, a standard USB interface and a standard Ethernet interface, and the back surface of the mainboard is provided with a DC _ IN connector interface, a keyboard connector interface and a LAN interface connector. The Loongson 3A3000 increases the number of key queue items of the processor core, expands the capacity of on-chip private/shared cache and the like, and is beneficial to improving the performance of the same main frequency. The integrated performance of the chip is greatly improved, the Loongson 7A1000 bridge chip is a chipset facing to the Loongson No. 3 processor, is connected with the processor through an HT3.0 interface, integrates a GPU, a display controller and an independent display memory interface, can meet the application requirements of the desktop and the server field on IO interfaces, and supports the application requirements of high-performance graphics in a mode of externally connecting an independent display card.

The pluggable memory interface is designed in the embodiment, so that the memory chip is convenient to replace and the memory capacity is convenient to adjust; a plurality of hole sites are designed on the periphery of the processor and the bridge piece, the cold guide platform is fixed above the processor and the bridge piece, and the Loongson 3A3000 processor and the Loongson 7A1000 bridge piece are subjected to heat dissipation in a heat conduction mode. Three or two MINI PCI-E interfaces 1 are designed, and expansion can be performed on a mainboard, for example, rich expansion functions of an SSD solid state disk of an MINI-PCIE interface, a wireless network card, a 4G network card, a Bluetooth card and the like are realized.

The specific interface connection relationship of the structure of this embodiment is as follows:

loongson 3A3000: 1) processor LS3A3000 carries out internal debugging and testing through JTAG and EJTAG; 2) BOOTROM is a starting code, and initializes the processor through an SPI communication bus; 3) the processor is converted into two paths of RS232 serial interfaces through a UART.

Loongson 7A1000: 1) LS7A1000 provides three-way air interface channels for the mainboard through three PCI-E channels; 2) the LS7A1000 converts one LVDS display interface channel through a GM8283 chip; 3) the LS7A1000 converts one VGA interface channel through a GMG7123 chip; 4) LS7A1000 converts 3-lane standard USB2.0 interface channel through USB2.0 communication bus; 5) LS7A1000 converts 1 path of fingerprint module interface channel through USB2.0 communication bus; 6) the LS7A1000 is converted into a network interface channel through a PZ6801 chip; 7) the LS7A1000 is converted into a loudspeaker interface channel through a CX20671 chip; 8) LS7A1000 carries out one-key destruction through SPI FLASH; 9) the LS7A1000 is converted into a keyboard interface channel and a touch pad interface channel through an EC GD32F207 chip; 10) LS7A1000 performs internal debug via JTAG.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a computer motherboard based on godson treater which characterized in that: the intelligent home-use computer comprises a mainboard body, a Loongson 3A3000 processor, a Loongson 7A1000 bridge piece and a memory, wherein the Loongson 3A3000 processor and the Loongson 7A1000 bridge piece are arranged on the mainboard body, the memory is connected with the Loongson 3A3000 processor through a DDR3 slot arranged on the mainboard body, the Loongson 3A3000 processor is connected with the Loongson 7A1000 bridge piece through HT3.0, and a DC _ IN connector interface, a keyboard connector interface and a LAN interface connector are arranged on the back of the mainboard body; the Loongson 7A1000 bridge chip provides three-way air-plugging interface channels for the mainboard through three-way PCI-E interfaces.

2. The Loongson processor-based computer motherboard of claim 1, wherein: the Loongson 3A3000 processor is converted into two paths of RS232 serial interfaces through a UART.

3. The Loongson processor-based computer motherboard of claim 2, wherein: the Loongson 7A1000 is converted into a keyboard interface channel and a touch pad interface channel through an EC GD32F207 chip.

4. The Loongson processor-based computer motherboard of claim 3, wherein: the number of the memories is 2, and the memories are respectively connected with the Loongson 3A3000 processor through DDR3 slots.

5. The Loongson processor-based computer motherboard of claim 4, wherein: the Loongson 7A1000 processor is converted into a network interface channel through a PZ6801 chip.

6. The Loongson processor-based computer motherboard of claim 5, wherein: and a plurality of hole sites are designed on the peripheries of the dragon core 3A3000 processor and the dragon core 7A1000 bridge piece to fix the cold guide platform above the dragon core 3A3000 processor and the dragon core 7A1000 bridge piece.