基于 ARM+FPGA 的监控装置测试平台硬件电路设计

摘要

根据 LKJ-2000列车运行监控装置的工作原理及工作环境，研究了基于 ARM+FPGA 的监控装置综合测试平台的硬件电路，完成了电源供给电路，信号发射与采集电路，信号调理、隔离电路，耐压测试电路等组件的设计。通过模拟实验，平台能够安全、可靠、高效地运行并能输出正确的结果。为列车运行监控装置提供一种集测试、模拟、维修、管理于一体的综合测试平台，具有很高的实用价值。%　　According to the LKJ-2000 train running monitoring device's operation principle and environment, the hardware circuit for the monitoring device integrated test platform based on the ARM & FPGA was researched, and the design of power supply circuit, signal emission and acquisition circuit, signal conditioning and isolating circuit, dielectric strength test circuit was given. The result of simulated test showed the platform can work safely, reliably and efficiently, as well as output proper result. It provides an integrated test platform integrating test, simulation, maintenance, and management for the train running monitoring device, having a high practical value.