CN213581974U - RJ45 and compatible device of optical module on mainboard - Google Patents

Abstract

The utility model discloses a compatible device of RJ45 and optical module on mainboard, including designing CPU central processing unit module, M.2 interface module, RJ45 module and SFP/SFP + optical module on same PCB mainboard, M.2 interface module not only is used for connecting CPU central processing unit module and RJ45 module, still is used for connecting CPU central processing unit module and optical module, and M.2 interface module is used for inserting ID information, and CPU central processing unit module detects ID information, generates RGMII signal or PCIE signal; when RGMII signals are input, the RJ45 module outputs RJ45 signals, when PCIE signals are input, the optical module outputs SFP/SFP + signals, and random switching of internet transmission is achieved.

Description

RJ45 and compatible device of optical module on mainboard

Technical Field

The utility model relates to a computer motherboard technical field, in particular to RJ45 and optical module compatible device on mainboard.

Background

Because of structural limitation or cost consideration, only one RJ45 interface is configured on a mainboard of the traditional desktop and all-in-one machine, and the maximum network speed can only support 1000 Mbps; with the progress of the times and the upgrading of the requirements of industrial application, the requirement of users on the network speed is higher and higher, and the existing scheme cannot be met by the customers with the required optical fiber interfaces. If the mainboard and the mechanism part are upgraded for the optical fiber interface, the appearance design of the whole product needs to be changed, the product period is long, the cost is high, and the realization difficulty is very huge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compatible device of RJ45 and optical module on mainboard, the dismouting is more convenient laborsaving, and guarantees the fastness of equipment.

To achieve the above object, the solution of the present invention is: a compatible device of RJ45 and an optical module on a mainboard comprises a CPU central processing unit module, an M.2 interface module, an RJ45 module and an SFP/SFP + optical module which are designed on the same PCB mainboard, wherein the M.2 interface module is not only used for connecting the CPU central processing unit module and the RJ45 module, but also used for connecting the CPU central processing unit module and the optical module, the M.2 interface module is used for accessing ID information of the RJ45 module or the SFP/SFP + optical module, and the CPU central processing unit module detects the ID information and generates an RGMII signal or a PCIE signal which is input to the M.2 interface module;

when an RGMII signal is input, the RJ45 module receives the RGMII signal and converts the RGMII signal into an RJ45 signal, and when a PCIE signal is input, the optical module receives the PCIE signal and converts the PCIE signal into an SFP/SFP + signal, so that the switching between the RJ45 module and the SFP/SFP + optical module is realized.

Further, the ID information includes ID 00 and ID 01, where ID 00 indicates that an RJ45 module is accessed; the ID of 01 indicates that the SFP/SFP + optical module is accessed.

Further, the M.2 interface module adopts an embedded M.2 interface.

After the scheme is adopted, the utility model discloses a gain effect lies in:

the utility model discloses dispose different network module at single mainboard, realize that the external output of nimble configuration is RJ45 interface or SFP + optical module, compatible RJ45 and optical module reach 10/100/1000Mbps surfing transmission and the random switching of 1G 10G surfing transmission, need not increase project research and development cost and development cycle to realize the full coverage of customer face, be applicable to desktop mainboard, integrative mainboard and server mainboard.

Drawings

Fig. 1 is a block diagram of a compatible device according to the present invention.

Description of reference numerals:

CPU module 1, M.2 interface module 2, RJ45 module 3, SFP/SFP + optical module 4.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model provides a compatible device of RJ45 and optical module on a mainboard, which is suitable for a desktop mainboard, an integrated mainboard and a server mainboard; as shown in fig. 1, the compatible device includes a CPU central processing unit module 1, an m.2 interface module 2, an RJ45 module 3, and an SFP/SFP + optical module 4, which are designed on the same PCB motherboard, where the m.2 interface module 2 may adopt an embedded m.2 interface, and is not only used to connect the CPU central processing unit module 1 and the RJ45 module 3, but also used to connect the CPU central processing unit module 1 and the optical module 4, the m.2 interface module 2 is used to access ID information of the RJ45 module 3 or the SFP/SFP + optical module 4, and the CPU central processing unit module 1 detects the ID information and generates an RGMII signal, a PCIE signal, or other control signals, which are input to the m.2 interface module 2;

when an RGMII signal is input, the RJ45 module 3 receives the RGMII signal and converts the RGMII signal into an RJ45 signal, so that the function of 10/100/1000Mbps Internet transmission is achieved; when a PCIE signal is input, the optical module receives the PCIE signal and converts the PCIE signal into an SFP/SFP + signal, so that the 1G/10G internet access transmission function is achieved. Therefore, random switching of the RJ45 module 3 and the SFP/SFP + optical module 4 is realized, and the compatibility of a desktop mainboard, an all-in-one machine mainboard and a server mainboard is improved; the repeated development cycle of each product is reduced, and the full coverage of the customer requirements is realized.

The CPU central processing unit module 1 detects ID information, and the detection principle of the CPU central processing unit module is that ID information is preset on the RJ45 module 3 and the SFP/SFP + optical module 4, where the ID information at least includes ID 00 and ID 01, and the following ID truth table may be referred to:

status of state	ID1	ID0	Type of module
				1	0	0	RJ45 module
2	0	1	SFP/SFP + optical module
				3	1	0	Retention design
4	1	1	Retention design

The access of the RJ45 module 3 is represented by ID 00, and the access of the SFP/SFP + optical module is represented by ID 01, so that the enabling or disabling control and other operations of the corresponding module are realized, and the RJ45 module 3 can wake up the CPU central processor module through the network cable; the SFP/SFP + optical module 4 can realize network awakening of the CPU central processing unit module through the optical module connector. The RJ45 module 3 and the SFP/SFP + optical module 4 can be configured according to different client requirements, the RJ45 module 3 and the SFP/SFP + optical module 4 are replaced mutually, and the purpose that the same product can be configured with different modules to meet the requirements of clients on network transmission speed is achieved. In addition, other control signal can also be predetermine as required to M.2 interface module, for this, the utility model discloses remain the design.

The English technical terms used in the utility model are the same technical vocabulary commonly used in the industry, for example, PICE is an abbreviation of PCI-Express (peripheral 5component interconnect Express) high-speed serial computer expansion bus standard.

PCIE is an abbreviation for Reduced Gigabit Media Independent Interface.

M.2 interface refers to: the M.2 interface is a new host interface scheme and can be compatible with various communication protocols, such as sata, PCIe, USB, HSIC, UART, SMBus and the like.

The RJ45 interface refers to: RJ45 is a type of information jack (i.e., communications outlet) connector in a wiring system, which consists of a plug (connector, crystal header) and a socket (module), the plug having 8 recesses and 8 contacts. RJ is an abbreviation for Registered Jack, meaning "Registered Jack".

SFP/SFP + means: GBIC (abbreviation for Gigabit Interface Converter) is an Interface device that converts Gigabit electrical signals into optical signals. The GBIC design can be used for hot plug. GBIC is an interchangeable product that conforms to international standards. SFP (Small Form-factor plug) can be easily understood as an upgraded version of GBIC. SFPs support SONET, Gigabit Ethernet, fibre Channel (Fiber Channel), and some other communications standards. This standard extends to SFP +, and can support 10.0Gbit/s transmission rates, including 8gigabit fibre channel and 10 GbE.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the design of the present application, and all equivalent changes made according to the design key of the present application fall within the protection scope of the present application.

Claims (2)

1. The utility model provides a compatible device of RJ45 and optical module on mainboard which characterized in that: the system comprises a CPU (central processing unit) module, an M.2 interface module, an RJ45 module and an SFP (small form-factor pluggable)/SFP (small form-factor pluggable) optical module which are designed on the same PCB (printed circuit board), wherein the M.2 interface module is not only used for connecting the CPU module with the RJ45 module, but also used for connecting the CPU module with the optical module, the M.2 interface module is used for accessing ID (identity) information of an RJ45 module or an SFP/SFP + optical module, and the CPU module detects the ID information and generates an RGMII (radio signal interface) signal or a PCIE (peripheral component interface express) signal which is input to the M.2;

when an RGMII signal is input, the RJ45 module receives the RGMII signal and converts the RGMII signal into an RJ45 signal, and when a PCIE signal is input, the optical module receives the PCIE signal and converts the PCIE signal into an SFP/SFP + signal, so that the switching between the RJ45 module and the SFP/SFP + optical module is realized.

2. The RJ45 and optical module compatible device on a motherboard according to claim 1, wherein: the M.2 interface module adopts an embedded M.2 interface.

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