// This project is used for demonstrating digital tubes of BSP library. #include "STC15F2K60S2.H" #include "sys.h" #include "uart1.h" code unsigned long SysClock = 11059200; //必须。定义系统工作时钟频率(Hz),用户必须修改成与实际工作频率(下载时选择的)一致 char buffer[10],*match; void sendBack() { char temp; int i; for(i=0;i<5;i++) { temp=buffer[i]; buffer[i]=buffer[9-i]; buffer[9-i]=temp; } Uart1Print(buffer,10); } void main() { Uart1Init(2400); //初始化串口1,波特率为2400 SetUart1Rxd(buffer,10,match,0); SetEventCallBack(enumEventUart1Rxd,sendBack); MySTC_Init(); while (1) { MySTC_OS(); } }