PC - MCU 串行通迅程序 * * 单片机接收主机的数据,然后将数据传送到P0口, 并传回给主机 * * 当按下AN1时, 单片机发送字串"welcome! www.willar.com \n\r" * * 给主机.-PC- MCU Serial communication procedures** Singlechip receiving host data, and then data to P0 mouth, and returns to the host AN1** Wh

适用于单片机数码管显示的万年历程序，是学习单片机的入门程序，简单易懂。-Applicable to single-chip digital tube display calendar procedures are Singlechip study entry procedures, easy to understand.