Real-time simulation system signal switching universal board card

Abstract

The invention provides a real-time simulation system signal switching universal board card. The real-time simulation system signal switching universal board card comprises an interface box, a universal bottom plate and board card bodies. The universal bottom plate and the board card bodies are arranged in the interface box; each board card body is provided with a DB37 interface and a CD96 interface; a digital quantity input board card, a digital quantity output board card, an optical input board card and an optical output board card are respectively provided with an FPGA module. Each FPGA module comprises an FPGA chip and a bus communication driving chip. A CD96 needle groove, a CAN bus and an M-LVDS bus communication channel are arranged on the universal bottom plate; the board card performs signal interaction with a simulation machine through the DB37 interface; the board card is in signal interaction with the universal bottom plate through the electric connection of the CD96 interface and the CD96 needle groove; according to the invention, universalization, configuration and programming of the simulation system interface board can be realized.

Description

technical field [0001] The invention belongs to the technical field of real-time simulation, and in particular relates to a real-time simulation system signal transfer universal board. Background technique [0002] Real-time simulation technology is an emerging technology that integrates computer, electrical, mechanical and other disciplines. The actual device behavior is accurately simulated through digital circuits. Compared with ordinary simulation, real-time simulation has higher accuracy and reliability, which can effectively improve research and development efficiency and reduce test risks. There are two problems in the actual use of the current real-time simulation system for commercial or scientific research: First, the simulator can only output voltage or current signals within the rated range, the signal type is single and the output channels are limited, and the signal types of the underlying equipment are diverse and The number is huge; second, the difference in...

AI Technical Summary

Problems solved by technology

There are two problems in the actual use of the current real-time simulation system for commercial or scientific research: First, the simulator can only output voltage or current signals within the rated range, the signal type is single and the output channels are limited, and the signal types of the underlying equipment are diverse and The quantity is huge; Second, the difference in the signal transfer requirements of the underlying equipment of different projects makes the real-time simulation system interface boards tend to be customized and specialized, and there are problems such as poor versatility, long customization cycle, and high cost of use.

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