计算机联锁控制系统输入与输出接口的研究

Study on I/O Interface of the Computer based Interlocking System

介绍了在计算机联锁系统中，满足信号自动控制要求的输入、输出接口电路的基本工作原理，分析了保证输入、输出接口电路安全性的主要技术措施．

This paper introduces the principle of the I/O circuits which fulfil the specific needs of the railway signal controlling in the CBIS. And some major technical measures for the security of the I/O circuits are analyzed.