CN112925734A - Portable computer mainboard based on Shenwei 421 treater - Google Patents
Portable computer mainboard based on Shenwei 421 treater Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/387—Information transfer, e.g. on bus using universal interface adapter for adaptation of different data processing systems to different peripheral devices, e.g. protocol converters for incompatible systems, open system
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7803—System on board, i.e. computer system on one or more PCB, e.g. motherboards, daughterboards or blades
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
- G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0016—Inter-integrated circuit (I2C)
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0026—PCI express
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
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Abstract
The invention particularly relates to a portable computer mainboard based on a Shenwei 421 processor. The portable computer mainboard based on the Shenwei 421 processor adopts the Shenwei 421 processor, is connected with the Shenwei 421 processor through the PCI-E expansion bridge chip, realizes PCI-E resource expansion, and externally provides a USB3.0 interface, an Ethernet interface, an audio interface, a serial port, an M.2 interface, a display interface, a lithium battery interface and a keyboard and mouse interface. The portable computer mainboard based on the Shenwei 421 processor is independently controllable, safe and available, promotes the localization process of computer products, and further ensures the network information safety and industrial control safety.
Description
Technical Field
The invention relates to the technical field of domestic computers, in particular to a portable computer mainboard based on a Shenwei 421 processor.
Background
The form of the current information security field is not optimistic, and the market prospect of the localization of computers is wide. In recent years, various security events emerge endlessly, and network information security and industrial control security have risen to the position of national strategic security, which seriously threatens the national security. The development of an autonomously controllable information security technology in the future is a strategic target of national security, and the development of a domestic computer application technology is the central importance of the information technology.
Under the situation, the important significance of domestic chip development and autonomous innovation is more and more prominent. The demand for realizing 'autonomous controllable, safe and available' on important fields and core equipment is more and more strong. Domestic processors have gained widespread use with their increasingly powerful computational capabilities and increasingly stable product modalities.
However, since the development time of the domestic autonomous processor is short, the software and hardware ecological environment is still imperfect, the number of the used open source data can be used for reference, and the popularization and application process of the domestic autonomous controllable computer is slow.
Based on the above situation, the present invention provides a portable computer motherboard based on the Shenwei 421 processor.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a simple and efficient portable computer mainboard based on a Shenwei 421 processor.
The invention is realized by the following technical scheme:
a portable computer motherboard based on a explain 421 processor, characterized in that: the Shenwei 421 processor is connected with the Shenwei 421 processor through a PCI-E expansion bridge plate to realize PCI-E resource expansion, and a USB3.0 interface, an Ethernet interface, an audio interface, a serial port, an M.2 interface, a display interface, a lithium battery interface and a keyboard and mouse interface are externally provided;
two USB controllers are adopted, and one USB controller leads out a 2-way standard USB2.0 interface for connecting USB equipment and a 1-way standard USB3.0 interface for connecting a serial port conversion chip; the other USB controller is led out 2 paths of standard USB3.0 interfaces for connecting USB equipment and 2 paths of USB2.0 signals for connecting an audio conversion chip and a single chip microcomputer controller;
and the USB controller chip is connected with the PCI-E expansion bridge chip through a PCI-E signal.
The PCI-E expansion bridge chip is connected with a CPU by adopting PEX8632 and using a PCI-E uplink of x8, is connected with a video card by using a PCI-E downlink of x8, is connected with a USB controller by using a PCI-E downlink of 2-way x1, is connected with an NVME protocol M.2 electronic disk by using a PCI-E downlink of x2 and is connected with an Ethernet controller by using a PCI-E downlink of x 2.
The USB controller chip adopts an upd720201 chip, and each USB controller can extend 4 standard USB3.0 interfaces for connecting USB equipment.
The Ethernet interface is 2 kilomega self-adaptive Ethernet interfaces, 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 Ethernet controller adopts an I350 network card, and can adaptively adjust the connection rate according to the network condition.
The audio interface is led out from an audio conversion chip, and the audio conversion chip is connected with a USB controller through a USB signal line; the audio conversion chip adopts a CM108 chip to realize the conversion between the USB signal and the audio 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 serial port conversion chip adopts an FT4232 chip to convert 1-path USB signal into 4-path serial port signals.
The display interface is led out from the MXM display card, and the display card is connected to the PCI-E expansion bridge chip through a PCI-E signal; LVDS signals are led out from the MXM display card to be connected with the liquid crystal screen, VGA signals are led out to be connected with an external display, and double-screen simultaneous display is supported.
A self-charging and self-discharging management chip is led out from the lithium battery interface and is connected with the EC chip through an IIC signal; the charge and discharge management chip adopts a BQ24735 chip to manage the charge and discharge state of the lithium battery and broadcast the charge and discharge state to the EC chip through IIC signals.
The keyboard and mouse interface is led out of the single chip microcomputer controller, and the single chip microcomputer controller is connected with the USB controller through a USB signal wire; the singlechip controller adopts a C8051F340 chip to realize the conversion between USB signals and keyboard and mouse signals.
The invention has the beneficial effects that: the portable computer mainboard based on the Shenwei 421 processor is independently controllable, safe and available, promotes the localization process of computer products, and further ensures the network information safety and industrial control safety.
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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a motherboard of a portable computer based on a Shenwei 421 processor.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the embodiment of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The portable computer mainboard based on the Shenwei 421 processor adopts the Shenwei 421 processor, is connected with the Shenwei 421 processor through the PCI-E expansion bridge chip, realizes PCI-E resource expansion, and externally provides a USB3.0 interface, an Ethernet interface, an audio interface, a serial port, an M.2 interface, a display interface, a lithium battery interface and a keyboard and mouse interface;
two USB controllers are adopted, and one USB controller leads out a 2-way standard USB2.0 interface for connecting USB equipment and a 1-way standard USB3.0 interface for connecting a serial port conversion chip; the other USB controller is led out 2 paths of standard USB3.0 interfaces for connecting USB equipment and 2 paths of USB2.0 signals for connecting an audio conversion chip and a single chip microcomputer controller;
and the USB controller chip is connected with the PCI-E expansion bridge chip through a PCI-E signal.
The PCI-E expansion bridge chip is connected with a CPU by adopting PEX8632 and using a PCI-E uplink of x8, is connected with a video card by using a PCI-E downlink of x8, is connected with a USB controller by using a PCI-E downlink of 2-way x1, is connected with an NVME protocol M.2 electronic disk by using a PCI-E downlink of x2 and is connected with an Ethernet controller by using a PCI-E downlink of x 2.
The Shenwei 421 processor is connected to two DDR3 memories through a physical line, and the memories are responsible for temporary storage and conversion of calculation data; an EEPROM (Electrically Erasable Programmable Read-Only Memory) chip is connected through an SPI bus to realize the access to a firmware program.
The USB controller chip adopts an upd720201 chip, and each USB controller can extend 4 standard USB3.0 interfaces for connecting USB equipment.
The Ethernet interface is 2 kilomega self-adaptive Ethernet interfaces, 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 Ethernet controller adopts an I350 network card, and can adaptively adjust the connection rate according to the network condition.
The audio interface is led out from an audio conversion chip, and the audio conversion chip is connected with a USB controller through a USB signal line; the audio conversion chip adopts a CM108 chip to realize the conversion between the USB signal and the audio 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 serial port conversion chip adopts an FT4232 chip to convert 1-path USB signal into 4-path serial port signals.
The M.2 interface is led out from the PCI-E expansion bridge chip, and the M.2 electronic disk is connected to the PCI-E expansion bridge chip through a PCI-E signal.
The display interface is led out from the MXM display card, and the display card is connected to the PCI-E expansion bridge chip through a PCI-E signal; LVDS signals are led out from the MXM display card to be connected with the liquid crystal screen, VGA signals are led out to be connected with an external display, and double-screen simultaneous display is supported.
The display card is an MXM HD7450 display card, a video memory 2G and a highest support resolution of 1920 multiplied by 1080, and is connected to a mainboard through a standard MXM slot, so that VGA and LVDS interfaces are led out, different screen displays are expanded, and copying and expansion can be supported.
A self-charging and discharging management chip is led out from the lithium battery interface, and the charging and discharging management chip is connected with an EC (Embedded Controller) chip through an Inter-Integrated Circuit (IIC) signal; the charge and discharge management chip adopts a BQ24735 chip to manage the charge and discharge state of the lithium battery and broadcast the charge and discharge state to the EC chip through IIC signals.
The EC chip is connected with the CPU through an IIC communication interface. When a user presses a starting button, the EC chip controls the power supply modules to be sequentially powered on, 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 EC chip performs power-off or reset operation after receiving a system instruction through the IIC communication interface; CPU temperature information can be sent to the EC chip through the IIC interface in the system operation process, if the CPU temperature changes, the EC chip changes PWM waveforms after detecting, the fan is controlled to change the rotating speed, and the temperature environment of CPU operation is improved.
The keyboard and mouse interface is led out of the single chip microcomputer controller, and the single chip microcomputer controller is connected with the USB controller through a USB signal wire; the singlechip controller adopts a C8051F340 chip to realize the conversion between USB signals and keyboard and mouse signals.
A detailed description of a portable computer motherboard based on the schwann 421 processor in the embodiment of the present invention is provided above. While the present invention has been described with reference to specific examples, which are provided to assist in understanding the core concepts of the present invention, it is intended that all other embodiments that can be obtained by those skilled in the art without departing from the spirit of the present invention shall fall within the scope of the present invention.
Claims (9)
1. A portable computer motherboard based on a explain 421 processor, characterized in that: the Shenwei 421 processor is connected with the Shenwei 421 processor through a PCI-E expansion bridge plate to realize PCI-E resource expansion, and a USB3.0 interface, an Ethernet interface, an audio interface, a serial port, an M.2 interface, a display interface, a lithium battery interface and a keyboard and mouse interface are externally provided;
two USB controllers are adopted, and one USB controller leads out a 2-way standard USB2.0 interface for connecting USB equipment and a 1-way standard USB3.0 interface for connecting a serial port conversion chip; the other USB controller is led out 2 paths of standard USB3.0 interfaces for connecting USB equipment and 2 paths of USB2.0 signals for connecting an audio conversion chip and a single chip microcomputer controller;
and the USB controller chip is connected with the PCI-E expansion bridge chip through a PCI-E signal.
2. A portable computer motherboard based on a explain 421 processor of claim 1, characterized in that: the PCI-E expansion bridge chip is connected with a CPU by adopting PEX8632 and using a PCI-E uplink of x8, is connected with a video card by using a PCI-E downlink of x8, is connected with a USB controller by using a PCI-E downlink of 2-way x1, is connected with an NVME protocol M.2 electronic disk by using a PCI-E downlink of x2 and is connected with an Ethernet controller by using a PCI-E downlink of x 2.
3. A processor-based portable computer motherboard according to claim 1 or 2, wherein: the USB controller chip adopts an upd720201 chip, and each USB controller can extend a 4-line standard USB3.0 interface for connecting USB equipment.
4. A processor-based portable computer motherboard according to claim 1 or 2, wherein: the Ethernet interface is 2 kilomega self-adaptive Ethernet interfaces, 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 Ethernet controller adopts an I350 network card, and can adaptively adjust the connection rate according to the network condition.
5. A processor-based portable computer motherboard according to claim 1 or 2, wherein: the audio interface is led out from an audio conversion chip, and the audio conversion chip is connected with a USB controller through a USB signal line; the audio conversion chip adopts a CM108 chip to realize the conversion between the USB signal and the audio signal.
6. A processor-based portable computer motherboard according to claim 1 or 2, wherein: 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 serial port conversion chip adopts an FT4232 chip to convert 1-path USB signal into 4-path serial port signals.
7. A processor-based portable computer motherboard according to claim 1 or 2, wherein: the display interface is led out from the MXM display card, and the display card is connected to the PCI-E expansion bridge chip through a PCI-E signal; LVDS signals are led out from the MXM display card to be connected with the liquid crystal screen, VGA signals are led out to be connected with an external display, and double-screen simultaneous display is supported.
8. A portable computer motherboard based on a explain 421 processor as claimed in claim 1, wherein: a self-charging and self-discharging management chip is led out from the lithium battery interface and is connected with the EC chip through an IIC signal; the charge and discharge management chip adopts a BQ24735 chip to manage the charge and discharge state of the lithium battery and broadcast the charge and discharge state to the EC chip through IIC signals.
9. A portable computer motherboard based on a explain 421 processor as claimed in claim 1, wherein: the keyboard and mouse interface is led out of the single chip microcomputer controller, and the single chip microcomputer controller is connected with the USB controller through a USB signal wire; the singlechip controller adopts a C8051F340 chip to realize the conversion between USB signals and keyboard and mouse signals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110274790.2A CN112925734A (en) | 2021-03-15 | 2021-03-15 | Portable computer mainboard based on Shenwei 421 treater |
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| CN202110274790.2A CN112925734A (en) | 2021-03-15 | 2021-03-15 | Portable computer mainboard based on Shenwei 421 treater |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205247378U (en) * | 2015-12-24 | 2016-05-18 | 山东超越数控电子有限公司 | PS2 interface changes USB interface converter based on singlechip |
| CN107154670A (en) * | 2017-06-09 | 2017-09-12 | 山东超越数控电子有限公司 | A kind of double lithium battery control systems based on EC controllers |
| CN107193359A (en) * | 2017-04-01 | 2017-09-22 | 山东超越数控电子有限公司 | A kind of notebook battery management device and method based on Shen prestige processor |
| CN108845616A (en) * | 2018-06-08 | 2018-11-20 | 山东超越数控电子股份有限公司 | A kind of reinforcing tablet computer based on Shen prestige processor |
| CN110045795A (en) * | 2019-04-12 | 2019-07-23 | 山东超越数控电子股份有限公司 | A kind of integration machine mainboard and domestic all-in-one machine based on Shen prestige processor |
| CN110908475A (en) * | 2019-12-26 | 2020-03-24 | 中航鸿电(北京)信息科技有限公司 | Shenwei 1621CPU ICH-free 2 suite server mainboard |
| CN110990333A (en) * | 2019-12-04 | 2020-04-10 | 合肥市卓怡恒通信息安全有限公司 | Computer mainboard based on explain majestic treaters |
| CN210954874U (en) * | 2020-01-10 | 2020-07-07 | 山东超越数控电子股份有限公司 | Domestic computer mainboard based on Shenwei SW421 treater |
| CN211375594U (en) * | 2020-02-26 | 2020-08-28 | 山东超越数控电子股份有限公司 | Interface extension mechanism based on SW421 treater |
-
2021
- 2021-03-15 CN CN202110274790.2A patent/CN112925734A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205247378U (en) * | 2015-12-24 | 2016-05-18 | 山东超越数控电子有限公司 | PS2 interface changes USB interface converter based on singlechip |
| CN107193359A (en) * | 2017-04-01 | 2017-09-22 | 山东超越数控电子有限公司 | A kind of notebook battery management device and method based on Shen prestige processor |
| CN107154670A (en) * | 2017-06-09 | 2017-09-12 | 山东超越数控电子有限公司 | A kind of double lithium battery control systems based on EC controllers |
| CN108845616A (en) * | 2018-06-08 | 2018-11-20 | 山东超越数控电子股份有限公司 | A kind of reinforcing tablet computer based on Shen prestige processor |
| CN110045795A (en) * | 2019-04-12 | 2019-07-23 | 山东超越数控电子股份有限公司 | A kind of integration machine mainboard and domestic all-in-one machine based on Shen prestige processor |
| CN110990333A (en) * | 2019-12-04 | 2020-04-10 | 合肥市卓怡恒通信息安全有限公司 | Computer mainboard based on explain majestic treaters |
| CN110908475A (en) * | 2019-12-26 | 2020-03-24 | 中航鸿电(北京)信息科技有限公司 | Shenwei 1621CPU ICH-free 2 suite server mainboard |
| CN210954874U (en) * | 2020-01-10 | 2020-07-07 | 山东超越数控电子股份有限公司 | Domestic computer mainboard based on Shenwei SW421 treater |
| CN211375594U (en) * | 2020-02-26 | 2020-08-28 | 山东超越数控电子股份有限公司 | Interface extension mechanism based on SW421 treater |
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Application publication date: 20210608 |