论文部分内容阅读
针对磁卡售餐系统研制过程中出现的通信问题,详细分析了接口信号特征,设计了一种可用于通用分布式系统的接口电路.该电路数据传输速度快、可靠性高,实际使用效果好.
Aiming at the communication problem occurred during the development of magnetic card foodservice system, the characteristics of interface signal are analyzed in detail and an interface circuit which can be used in general distributed system is designed. The circuit has high data transmission speed, high reliability and good practical effect.