【摘要】 介绍了异步通信芯片16C552的功能、特点、结构和内部寄存器 ,给出了用16C552芯片实现PC机与DSP串行通讯的方法 ,同时给出了它们之间的硬件接口电路和软件初始化程序更多还原

【Abstract】 The function,characteristic,structure and internal register of asynchronous communication chip 16C552 are introduced.The method to realize serial data communication between PC and DSP with 16C552 is introduced.The hardware circuit and software structure of the communication system are described.更多还原