CN210324195U - CPCI-E industrial control computer mainboard based on Shenwei 121 processor - Google Patents

Abstract

The utility model discloses a CPCI-E industrial control computer mainboard based on Shenwei 121 processors, which comprises a Shenwei 121 processor and a CPCI Express connector module; the Shenwei 121 processor is connected with the CPCI Express connector module; the Shenwei 121 processor is connected with two gigabit Ethernet PHY chips, a PCI-E multiplied by 4 interface, a video encoder, two USB interfaces, an RS232 driving/receiving controller and an EMMC memory chip; the CPCI Express connector module includes four connectors, XSJ1, XSP2, XSP3, XSP 4. The utility model discloses a function such as graphical image subsystem, multi-layer on-chip communication structure are accomplished to the Shenwei 121 treater, provide abundant interface resource, and the compatibility is strong, can satisfy the demand of different trades.

Description

CPCI-E industrial control computer mainboard based on Shenwei 121 processor

Technical Field

The utility model relates to an industrial computer mainboard especially relates to a CPCI-E industrial computer mainboard based on Shenwei 121 treater.

Background

Computers have changed our lives greatly over the last decades. In industry, computers have also found corresponding use, which is industrial computers. The industrial computer is simply applied to industry, and has different characteristics from a common computer due to the application of the industrial computer to the industry. With the further and deep development of informatization in China, the information security problem is increasingly emphasized. Especially, the outbreak of the event of the prism door can sound the alarm clock for the information safety protection problem of China, and the information safety construction of China is strengthened. In order to promote the information security construction of China, the requirement for localization of information security products is more and more urgent. The most important part in the information security product is the problem of information security of the embedded system, and an important component in the embedded system is the processor, so that the security of the processor kernel determines the security performance of the whole embedded system. However, most of processors currently used in the industry of industrial control computers are processors of foreign brands, and the structural design of the processor cores mainly considers some non-safety factors such as speed, reliability, power consumption and the like, so that the processors have a lot of security holes, and lawless persons or foreign counter-dynamic forces can easily implant monitoring and surveillance devices in the processors exported to China to steal secrets of government departments, scientific research institutions, enterprises and public institutions and the like of China.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems mentioned in the background art part through a CPCI-E industrial control computer mainboard based on Shenwei 121 processors.

To achieve the purpose, the utility model adopts the following technical proposal:

a CPCI-E industrial personal computer mainboard based on a Shenwei 121 processor comprises the Shenwei 121 processor and a CPCIexpress connector module; the Shenwei 121 processor is connected with the CPCI Express connector module; the Shenwei 121 processor is connected with two gigabit Ethernet PHY chips, a PCI-E multiplied by 4 interface, a video encoder, two USB interfaces, an RS232 driving/receiving controller and an EMMC memory chip; the CPCI Express connector module comprises four connectors including XSJ1, XSP2, XSP3 and XSP4, wherein the XSJ1 is a system board power connector defined in the CPCI Express specification, and the XSP2, the XSP3 and the XSP4 are ADF interfaces defined in the CPCI Express specification.

In particular, the Shenwei 121 processor interfaces to XSP3 in the CPCI Express connector module through the PCI-E4 interface.

In particular, the Shenwei 121 processor interfaces with XSP4 in the CPCI Express connector module via the two-way USB interface.

In particular, one gigabit ethernet PHY chip of the two gigabit ethernet PHY chips is connected to XSP2 in the cpcieexpress connector module.

In particular, the Shenwei 121 processor is integrated with a DDR3 memory controller interface, and the DDR3 memory controller interface is connected with DDR3 memory granules.

Specifically, the RS232 driving/receiving controller is connected with a DB9 serial port, and the video encoder is connected with a VGA interface.

The utility model provides a Shenwei 121 treater integration has a path DDR3 storage controller interface and a path PCI-E interface in the CPCI-E industrial control computer mainboard based on Shenwei 121 treater, and wherein PCI-E interface accords with PCI-E2.0 standard, and link rate is 20 Gbps; the DDR3 memory controller interfaces with the DDR3 memory granule. The utility model discloses well PCI-E interface expands connects abundant PCI-E slot, can freely expand PCI-E peripheral hardware, simultaneously the utility model discloses a function such as graphical image subsystem, multi-layer on-chip communication structure are accomplished to the Shenwei 121 treater, provide abundant interface resource, and the compatibility is strong, can satisfy the demand of different trades. The utility model discloses a CPCI Express connector module uses point-to-point serial interconnection technique to replace PCI's parallel structure interconnection technique, has not only guaranteed the high-frequency working ability, can also distribute the exclusive passageway bandwidth for each equipment, has guaranteed the bandwidth resource of each equipment, has improved the data transmission rate; and by adopting a full-duplex working mode, data sending and data transmission can be carried out simultaneously, and compared with the PCI, the data transmission efficiency is improved because only one-way transmission can be carried out in one clock cycle. The utility model discloses a china's application of independently designing completely, its software and hardware design is independently controllable completely, and the security is high, for china's electric power, communication, the information security of national life pulse trade such as finance and national defense provides the powerful guarantee, and accomplished multi-layer on-chip communication structure, high performance PCI-E cross switch, graphic image subsystem, functions such as storage through application 121 treater, satisfy the credible guide of system and the safety certification demand of software, mainboard interface resource is abundant simultaneously, and is compatible strong, satisfies different trade demands.

Drawings

Fig. 1 is a main board structure diagram of a CPCI-E industrial personal computer based on a Shenwei 121 processor provided by the embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, fig. 1 is a structural diagram of a CPCI-E industrial personal computer motherboard based on a explain 121 processor provided in an embodiment of the present invention.

In the embodiment, the CPCI-E industrial personal computer mainboard based on the Shenwei 121 processor specifically comprises the Shenwei 121 processor and a CPCI Express connector module; the Shenwei 121 processor is connected with the CPCI Express connector module; the Shenwei 121 processor is connected with two gigabit Ethernet PHY chips, a PCI-E multiplied by 4 interface, a video encoder, two USB interfaces, an RS232 driving/receiving controller and an EMMC memory chip; the CPCI Express connector module comprises four connectors including XSJ1, XSP2, XSP3 and XSP4, wherein the XSJ1 is a system board power connector defined in the CPCI Express specification, and the XSP2, the XSP3 and the XSP4 are ADF interfaces defined in the CPCI Express specification. The Shenwei 121 processor is a core processing and control unit of the mainboard, provides a PCI-E × 4 PCI-E link, and the PCI-E × 4 interface is a PCI-E2.0 × 4 interface.

Specifically, in this embodiment, the Shenwei 121 processor is connected to the XSP3 in the CPCIexpress connector module through the PCI-E × 4 interface. The Shenwei 121 processor is connected with XSP4 in the CPCI Express connector module through the two-way USB interface. And one gigabit Ethernet PHY chip of the two gigabit Ethernet PHY chips is connected with the XSP2 in the CPCIexpress connector module. In this embodiment, the Shenwei 121 processor is integrated with a DDR3 memory controller interface, and the DDR3 memory controller interface is connected with 64-bit DDR3 memory granules. The RS232 driving/receiving controller is connected with a DB9 serial port; the video encoder is connected with the VGA interface. The Shenwei 121 processor is a high-performance general-purpose processor with a word length of 64 bits, which is independently developed by Shanghai high-performance integrated circuit design center. The Shenwei 121 processor is an embedded processor with a 64-bit RISC architecture, a 64-bit general processor core, a 64-bit DDR3 storage controller, rich IO interfaces and a maintenance interface supporting debugging and management are integrated in a single chip by applying a system-on-chip technology.

In the embodiment, the CPCI Express connector module standard is formed by combining industry assembly standards of an euro card on the basis of PCI electrical and software specifications, and has the remarkable advantages of an open architecture system, high reliability, low cost, a universal operating system and the like. The prominent characters are as follows: the point-to-point serial interconnection technology is adopted to replace the PCI parallel structure interconnection technology, so that not only is the high-frequency working capacity ensured, but also an exclusive channel bandwidth can be allocated to each device, the bandwidth resource of each device is ensured, and the data transmission rate is improved; by adopting a full-duplex working mode, data sending and data transmission can be carried out simultaneously, and compared with the PCI, the data transmission efficiency is improved because only one-way transmission can be carried out in one clock period; the software layer is compatible with PCI, advanced error reporting and link level data integrity. DDR3(Double Data Rate3, third generation Double Data synchronous dynamic random access memory) refers to a memory specification. PCI-e (PCI express) refers to the enhanced peripheral interconnect standard, which is a bus standard for connecting electronic computer motherboards to peripheral devices. Pci (peripheral computer interface) is a peripheral interconnection standard, which is a bus standard for connecting a motherboard of an electronic computer and external devices. Gmii (gigabit Medium Independent interface) is a gigabit ethernet interface standard. RGMII (reduced Gigabit Medium Independent interface) is a simplified Gigabit Ethernet interface standard. I2C (Inter-Integrated Circuit) is a two-wire serial bus standard. Dvi (digital visual interface) is a digital video interface. VGA (video Graphics array) is a video output standard. USB (Universal Serial bus) is an external bus standard. UART (Universal asynchronous receiver/Transmitter) is a type of Universal serial data bus. RS232 is an asynchronous transfer standard interface.

The technical scheme provided by the utility model is that the Shenwei 121 processor integrates a DDR3 storage controller interface and a PCI-E interface, wherein the PCI-E interface accords with the PCI-E2.0 standard; the DDR3 memory controller interface is connected with DDR3 memory granule, supports ECC check, and the highest data transmission rate is 1333 Mbps. The utility model discloses a function such as graphical image subsystem, multi-layer on-chip communication structure are accomplished to the Shenwei 121 treater, provide abundant interface resource, and the compatibility is strong, can satisfy the demand of different trades. The utility model discloses a CPCI Express connector module uses point-to-point serial interconnection technique to replace PCI's parallel structure interconnection technique, has not only guaranteed the high-frequency working ability, can also distribute the exclusive passageway bandwidth for each equipment, has guaranteed the bandwidth resource of each equipment, has improved the data transmission rate; and by adopting a full-duplex working mode, data sending and data transmission can be carried out simultaneously, and compared with the PCI, the data transmission efficiency is improved because only one-way transmission can be carried out in one clock cycle. The utility model discloses a china's application of independently designing completely, its software and hardware design is independently controllable completely, and the security is high, for china's electric power, communication, the information security of national life pulse trade such as finance and national defense provides the powerful guarantee, and accomplished multi-layer on-chip communication structure, high performance PCI-E cross switch, graphic image subsystem, functions such as storage through application 121 treater, satisfy the credible guide of system and the safety certification demand of software, mainboard interface resource is abundant simultaneously, and is compatible strong, satisfies different trade demands.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (6)

1. A CPCI-E industrial personal computer mainboard based on a Shenwei 121 processor is characterized by comprising the Shenwei 121 processor and a CPCIexpress connector module; the Shenwei 121 processor is connected with the CPCIexpress connector module; the Shenwei 121 processor is connected with two gigabit Ethernet PHY chips, a PCI-E multiplied by 4 interface, a video encoder, two USB interfaces, an RS232 driving/receiving controller and an EMMC memory chip; the CPCI Express connector module comprises four connectors including XSJ1, XSP2, XSP3 and XSP4, wherein the XSJ1 is a system board power connector defined in the CPCI Express specification, and the XSP2, the XSP3 and the XSP4 are ADF interfaces defined in the CPCI Express specification.

2. A CPCI-E industrial personal computer motherboard based on a dewey 121 processor as claimed in claim 1, wherein the dewey 121 processor interfaces with XSP3 in the CPCI Express connector module via a PCI-E x 4 interface.

3. A CPCI-E industrial personal computer motherboard based on a dewey 121 processor as claimed in claim 1, wherein the dewey 121 processor is connected to XSP4 in the CPCI Express connector module via two USB interfaces.

4. A CPCI-E industrial personal computer motherboard based on a shen wei 121 processor as claimed in claim 1, wherein one of the two gigabit ethernet PHY chips is connected to XSP2 in the CPCI Express connector module.

5. The CPCI-E industrial personal computer motherboard based on Shenwei 121 processors as claimed in claim 1, wherein the Shenwei 121 processors is integrated with a DDR3 memory controller interface, and the DDR3 memory controller interface is connected with DDR3 memory granules.

6. A CPCI-E industrial personal computer mainboard based on Shenwei 121-based processor, which is characterized in that the RS232 driving/receiving controller receives a DB9 serial port; the video encoder is connected with the VGA interface.

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