使用Z85C30做HDLC通讯,z85c30的初始化。-Use Z85C30 do HDLC communications, z85c30 initialization.

z85c30 USC-AT Datacom Evaluation Kit

关于串口芯片z85c30的相关串口程序的函数封装，主要实现串口的输入输出处理-On the serial port chip z85c30 procedures related to the function package, the main serial port input and output processing