基于双通道触发的嵌入式阵列信号高速采集技术

嵌入式控制系统的VXI总线数据采集的核心技术在于对嵌入式阵列信号的采集,通过对阵列信号的高速采集提高控制系统的快速信号处理和分析能力。提出一种基于双通道触发的嵌入式阵列信号高速采集技术,并进行系统优化设计。首先分析了嵌入式阵列信号高速采集系统总体设计构架,进行阵列信号采集的干扰滤波与检测算法设计,基于VXI总线技术设计了具有双通道触发功能的嵌入式阵列信号高速采集系统,实现系统的软件开发和仿真平台构建。系统调试和仿真结果表明,该系统进行嵌入式阵列信号采集的功能组合性较完备,实时性好,可靠度较高,系统具有较高的实用价值。

High speed acquisition technology of embedded array signal based on dual channel trigger

embedded control system of VXI bus data acquisition is the key technology for embedded array signal acquisition, through the high-speed data acquisition of array signal to improve the control system of the fast signal processing and analysis ability. An embedded array signal high speed acquisition technology based on dual channel trigger is proposed, and the system is optimized. After analyzing the embedded array high speed signal acquisition system overall architecture, for array signal acquisition of interference filter and the detection algorithm design, with dual channel trigger function embedded array signal high speed data acquisition system based on VXI bus is designed. The construction of system software development and simulation platform is obtained. The system debugging and simulation results show that the system has complete function combination, good real-time performance, high reliability and high practical value.