串口通信程序，STC系列单片机，STCA0251。串口1与计算机进行通信。这个程序可以用于很多单片机串口通信-Serial communication program, STC series single-chip, STCA0251. Serial port 1 to communicate with the computer. This program can be used for single-chip serial communication

实现串口通讯，7段数码管的动态显示以及按键的读取。并附带时钟显示程序。基于STC15F2K60S2单片机(Realize serial communication, 7 sections of digital tube dynamic display, and the key to read. And accompanied by the clock display program. Based on STC15F2K60S2 SCM)