【摘要】 分别阐述了STD总线工控机和IBM－PC机串行口的使用要点，介绍了CPU模板采用8031单片机的STD5000系列工控机与IBM－PC机二者之间串行通信的一种实用方法，并阐述了通信接口的硬件设计和软件设计。更多还原

【Abstract】 The operation gists of serial interfaces in STD bus control processor and IBM PC computer are expounded, a practical method of serial communication between IBM PC computer and STD 5000 series control processor which uses 8031 single-chip computer as its CPU template is introduced, and also the hardware and software designing methods of communication interfaces are stated in this paper.更多还原