CN216904900U

CN216904900U - Reflective memory optical fiber network real-time communication board card with PCIE specification

Info

Publication number: CN216904900U
Application number: CN202123249479.7U
Authority: CN
Inventors: 李双雨; 张丕芬; 何凯
Original assignee: Beijing Shizhu Science And Technology Co ltd
Current assignee: Beijing Shizhu Science And Technology Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-05
Anticipated expiration: 2031-12-22

Abstract

The utility model has the beneficial effects that: the utility model provides a reflective memory optical fiber network real-time communication board card based on a PCIE specification, which adopts a field programmable controller and realizes remote real-time transmission of data to a shared space of a computer by controlling an optical fiber transceiver module, a double-rate synchronous dynamic random access memory and a PCIE bus interface. The dial switch can be configured with address bits from 0 to 255 at will, and the indicator light can display the working state of the reflective memory optical fiber network real-time communication board card. The performance and the function of the board card can meet the requirements of the current aviation, aerospace, ship and industrial control systems.

Description

Reflective memory optical fiber network real-time communication board card with PCIE specification

Technical Field

The utility model relates to the fields of communication, network, real-time data transmission, industrial automation, high-speed data acquisition, military systems and the like, in particular to a PCIE (peripheral component interface express) standard reflective memory optical fiber network real-time communication board card.

Background

Reflective Memory Real-Time Networks, which are special types of shared Memory systems, aim to enable a plurality of independent computers to share information in a Memory. The reflective memory real-time network can back up data information in each subsystem, each computer in each subsystem can access the shared memory space without limitation, and meanwhile, high-speed reading and writing can be carried out in the shared memory space. The method is widely applied to the fields of aviation, aerospace, ships, industrial control and the like.

At present, a common internal reflection memory real-time network board card is in a PCI specification and can be applied to a traditional industrial personal computer and an embedded mainboard. With the development of digitization and intellectualization, small embedded systems have been increasingly applied to the field of avionics. The requirements of the devices on space size and signal transmission rate are higher and higher, and a product more suitable for a practical application scene needs to be developed to meet the market demand, so that a reflective memory optical fiber network real-time communication board card with a PCIE specification is produced at the same time.

Disclosure of Invention

In order to meet the requirement of the increasingly developed reflective memory products and solve the requirement of different application environments on product specifications, the utility model provides a reflective memory optical fiber network real-time communication board card with a PCIE specification, which can be applied to the application scene of reflective memory optical fiber network real-time communication based on the PCIE specification.

The real-time communication board card of the reflective memory optical fiber network of the PCIE specification comprises: the device comprises a field programmable control device, a double-rate synchronous dynamic random access memory, a nonvolatile memory, an optical fiber transceiving module, a dial switch, an indicator light, an encryption chip, a power management module and a PCIE bus interface.

The field programmable control device is connected with the double-rate synchronous dynamic random access memory, the nonvolatile memory, the optical fiber transceiver module, the dial switch, the indicator lamp, the encryption chip, the power management module and the PCIE bus interface to realize overall control;

the double-rate synchronous dynamic random access memory is connected with the field programmable control device to realize the caching of the real-time communication messages of the optical fiber network;

and the nonvolatile memory is connected with the field programmable control device and used for storing the system logic resource.

The optical fiber transceiving module is connected with the field programmable control device and is used for long-distance transmission of real-time communication network data;

and the dial switch is connected with the field programmable control device and is used for system configuration, interrupt configuration and address configuration of the reflective memory optical fiber network real-time communication board card with the PCIE specification.

The indicating lamp is connected with the field programmable control device and used for indicating the working state of the reflective memory optical fiber network real-time communication board card with the PCIE specification;

the encryption chip is connected with the field programmable control device and is used for encrypting transmission of line data and safely storing a secret key;

the power management module is connected with the field programmable controller, the double-rate synchronous dynamic random access memory, the nonvolatile memory, the optical fiber transceiver module, the dial switch, the indicator light and the encryption chip and is used for providing required corresponding voltage for the reflective memory optical fiber network real-time communication board card with the PCIE specification;

and the PCIE bus interface is connected with the field programmable control device and is an external PCIE bus interface of the reflective memory optical fiber network real-time communication board card of the PCIE specification.

According to the reflective memory optical fiber network real-time communication board card, an optical fiber transceiving module is divided into a receiver and a transmitter, information is transmitted through a deterministic network, and the maximum long-distance communication delay from the transmitter to the receiver is 750 ns.

The optical fiber transceiving module supports a single-mode transceiving module and a multi-mode transceiving module;

the dial switch supports the configuration of 256 address positions and the configuration of internal interrupt information;

the memory capacity of the double-rate synchronous dynamic random access memory supports 128MB, 256MB, 512MB and 1 GB;

the communication bandwidth of the reflective memory optical fiber network real-time communication board card is less than or equal to 10 Gbps;

the reflective memory optical fiber network real-time communication board card supports multi-equipment star network communication and ring network communication.

Drawings

Fig. 1 is a block diagram of a reflective memory optical fiber network real-time communication board card based on the PCIE specification provided in the present invention.

Detailed Description

As shown in fig. 1, a block diagram of a real-time communication board card of a reflective memory optical fiber network based on PCIE specification is provided in the present invention. The real-time communication board card of the PCIE standard reflective memory optical fiber network comprises: the field programmable controller comprises a field programmable controller 1, a double-rate synchronous dynamic random access memory 2, a nonvolatile memory 3, an optical fiber transceiver module 4, a dial switch 5, an indicator light 6, an encryption chip 7, a power management module 8 and a PCIE bus interface 9.

The field programmable controller 1 is connected with a double-rate synchronous dynamic random access memory 2, a nonvolatile memory 3, an optical fiber transceiver module 4, a dial switch 5, an indicator light 6, an encryption chip 7, a power management module 8 and a PCIE bus interface 9 to realize overall control;

the double-rate synchronous dynamic random access memory 2 is connected with the field programmable control device 1 to realize the caching of the real-time communication messages of the optical fiber network;

the nonvolatile memory 3 is connected with the field programmable control device 1 and used for storing system logic resources;

the optical fiber transceiving module 4 is connected with the field programmable control device 1 and is used for long-distance transmission of real-time communication network data;

and the dial switch 5 is connected with the field programmable control device 1 and is used for system configuration, interrupt configuration and address configuration of the PCIE-standard reflective memory optical fiber network real-time communication board card.

The indicator light 6 is connected with the field programmable control device 1 and used for indicating the working state of the reflective memory optical fiber network real-time communication board card with the PCIE specification;

the encryption chip 7 is connected with the field programmable control device 1 and is used for encrypting transmission of line data and safely storing a secret key;

the power management module 8 is connected with the field programmable control device 1, the double-rate synchronous dynamic random access memory 2, the nonvolatile memory 3, the optical fiber transceiver module 4, the dial switch 5, the indicator lamp 6 and the encryption chip 7, and is used for providing required corresponding voltage for the reflective memory optical fiber network real-time communication board card of the PCIE specification;

and the PCIE bus interface 9 is connected with the field programmable control device 1 and is an external PCIE bus interface of the reflective memory optical fiber network real-time communication board card of the PCIE specification.

According to the reflective memory optical fiber network real-time communication board card, the optical fiber transceiving module 4 is divided into a receiver and a transmitter, information is transmitted through a deterministic network, and the maximum long-distance communication delay from the transmitter to the receiver is 750 ns.

The optical fiber transceiving module 4 supports a single-mode transceiving module and a multi-mode transceiving module;

the dial switch 5 supports the configuration of 256 address positions and the configuration of internal interrupt information;

the memory capacity of the double-rate synchronous dynamic random access memory 2 supports 128MB, 256MB, 512MB and 1 GB;

Advantageous effects

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the utility model without departing from the spirit and scope of the utility model.

Claims

1. A real-time communication board card of a reflective memory optical fiber network of PCIE specification is characterized in that:

the real-time communication board card of the reflective memory optical fiber network of the PCIE specification comprises: the device comprises a field programmable control device, a double-rate synchronous dynamic random access memory, a nonvolatile memory, an optical fiber transceiver module, a dial switch, an indicator light, an encryption chip, a power management module and a PCIE bus interface;

the field programmable control device is connected with the double-rate synchronous dynamic random access memory, the nonvolatile memory, the optical fiber transceiver module, the dial switch, the indicator lamp, the encryption chip, the power management module and the PCIE bus interface to realize overall control; the double-rate synchronous dynamic random access memory is connected with the field programmable control device to realize the caching of the real-time communication messages of the optical fiber network; the nonvolatile memory is connected with the field programmable control device and used for storing system logic resources;

the optical fiber transceiving module is connected with the field programmable control device and is used for long-distance transmission of real-time communication network data; the dial switch is connected with the field programmable controller and is used for system configuration, interrupt configuration and address configuration of the PCIE-standard reflective memory optical fiber network real-time communication board card;

the indicating lamp is connected with the field programmable control device and used for indicating the working state of the reflective memory optical fiber network real-time communication board card with the PCIE specification; the encryption chip is connected with the field programmable control device and is used for encrypting transmission of line data and safely storing a secret key; the power management module is connected with the field programmable controller, the double-rate synchronous dynamic random access memory, the nonvolatile memory, the optical fiber transceiver module, the dial switch, the indicator light and the encryption chip and is used for providing required corresponding voltage for the reflective memory optical fiber network real-time communication board card with the PCIE specification; and the PCIE bus interface is connected with the field programmable control device and is an external PCIE bus interface of the reflection memory optical fiber network real-time communication board card of the PCIE specification.

2. The PCIE-compliant reflective memory optical fiber network real-time communication board according to claim 1, wherein: the optical fiber transceiving module of the reflective memory optical fiber network real-time communication board card is divided into a receiver and a transmitter, information is transmitted through a deterministic network, and the maximum long-distance communication delay from the transmitter to the receiver is 750 ns;

the optical fiber transceiving module supports a single-mode transceiving module and a multi-mode transceiving module; the dial switch supports the configuration of 256 address positions and the configuration of internal interrupt information; the memory capacity of the double-rate synchronous dynamic random access memory supports 128MB, 256MB, 512MB and 1 GB; the communication bandwidth of the reflective memory optical fiber network real-time communication board card is less than or equal to 10 Gbps; the reflective memory optical fiber network real-time communication board card supports multi-equipment star network communication and ring network communication.