摘要
本文介绍 PLC 与上位机的通信实现,提出了一种价格低、体积小的接口方案,讨论了其硬件和软件的实现方法。
This text introduction PLC realizes with the correspondence of the place of honor machine, putting forward a kind of price low, the physical volume connects a peo- ple's project smallly,discussing its hardware to realizes with the software method.
出处
《黑龙江科技信息》
2004年第1期118-118,共1页
Heilongjiang Science and Technology Information
