void USART1_IRQHandler(void)                    //´®¿Ú1ÖжϷþÎñ³ÌÐò    {    u8 Res;#ifdef OS_TICKS_PER_SEC         //Èç¹ûʱÖÓ½ÚÅÄÊý¶¨ÒåÁË,˵Ã÷ҪʹÓÃucosIIÁË.    OSIntEnter();    #endif    if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET)  //½ÓÊÕÖжÏ(½ÓÊÕµ½µÄÊý¾Ý±ØÐëÊÇ0x0d 0x0a½áβ)        {                    Res =USART_ReceiveData(USART1);//(USART1->DR);    //¶ÁÈ¡½ÓÊÕµ½µÄÊý¾Ý                    if(Res==0x31)            {            //LED0ÉÁÒ»´Î            LED0 = 0;              delay_ms(300);            LED0 = 1;          delay_ms(50);            LED0 = 0;            delay_ms(300);            LED0 = 1;                }        //LED1 ÁÁ            if(Res==0x32)            {                                LED1 = 0;                            }                     if((USART_RX_STA&0x8000)==0)//½ÓÊÕδÍê³É            {            if(USART_RX_STA&0x4000)  //½ÓÊÕµ½ÁË0x0d                {                if(Res!=0x0a)USART_RX_STA=0;//½ÓÊÕ´íÎó,ÖØпªÊ¼                else USART_RX_STA|=0x8000;    //½ÓÊÕÍê³ÉÁË                 }            else //»¹Ã»ÊÕµ½0X0D                {                    if(Res==0x0d)USART_RX_STA|=0x4000;                else                    {                    USART_RX_BUF[USART_RX_STA&0X3FFF]=Res ;                    USART_RX_STA++;                    if(USART_RX_STA>(USART_REC_LEN-1))USART_RX_STA=0;//½ÓÊÕÊý¾Ý´íÎó,ÖØпªÊ¼½ÓÊÕ                          }                         }            }                 }

while(1)    {        if(USART_RX_STA&0x8000)        {                                   len=USART_RX_STA&0x3fff;//µÃµ½´Ë´Î½ÓÊÕµ½µÄÊý¾Ý³¤¶È            printf("\r\nÄú·¢Ë͵ÄÏûϢΪ:\r\n\r\n");            for(t=0;t