ds1302头文件

/*=======================================================*//*½«Îļþ±£´æΪDS1302.H*//*------------------------------------------------*//*----------------ÆßÐǵçÄÔ-----------------------*//*-------------TEL:[phone]-------------------*//*----------*//*--------------ÊÊÓÃÓÚ:DS1302------------------*//*------------------------------------------------*/#ifndef__DS1302_H__#define__DS1302_H__#defineucharunsignedcharucharnian,yue,ri,shi,fen,miao,xingqi;//¶¨ÒåÄêÔÂÈÕʱ·ÖÃëÐÇÆÚ¡£sbitscl=P3^2;//DS1302ͬ²½Ê±ÖÓ뽫P3^2¸ÄΪÄãʵ¼ÊÁ¬½ÓµÄµ¥Æ¬»úÒý½Åsbitsda=P3^3;//DS1302Êý¾Ý뽫P3^2¸ÄΪÄãʵ¼ÊÁ¬½ÓµÄµ¥Æ¬»úÒý½Åsbitrst=P3^4;//DS1302ʹÄܶ˽«P3^2¸ÄΪÄãʵ¼ÊÁ¬½ÓµÄµ¥Æ¬»úÒý½ÅucharDS1302_OutputByte(void)//¶ÁÈ¡1302Êý¾Ý{ucharvalue,i;value=0;for(i=8;i0;i--){value=value1;if(sda==1){value=value|0x80;}scl=1;scl=0;}returnvalue;}voidDS1302_InputByte(ucharvalue)//дÈëÊý¾Ýµ½1302{uchari;for(i=8;i0;i--){sda=value&0x01;scl=1;scl=0;value=value1;}}ucharRead_DS1302(ucharAddr)//¶ÁÈ¡DS1302ijµØÖ·µÄÊý¾Ý{unsignedcharucData;rst=0;scl=0;rst=1;DS1302_InputByte(Addr|0x01);//µØÖ·£¬ÃüÁîucData=DS1302_OutputByte();//¶Á1ByteÊý¾Ýscl=1;rst=0;return(ucData);}voidWrite_DS1302(ucharAddr,ucharucDa)//Addr:DS1302µØÖ·,ucData:ҪдµÄÊý¾Ý{rst=0;scl=0;rst=1;DS1302_InputByte(Addr);//µØÖ·£¬ÃüÁîDS1302_InputByte(ucDa);//д1ByteÊý¾Ýscl=1;rst=0;}voidDS1302_SetProtect(bitflag)//ÊÇ·ñд±£»¤{if(flag)Write_DS1302(0x8E,0x10);elseWrite_DS1302(0x8E,0x00);}uchartran_input(ucharvalue)//ÊäÈëÊý¾ÝÈëת»»º¯Êý{return((value/10)*16)|(value%10);}ucharTran_Output(ucharvalue)//¶Á³öÊý¾Ýת»»{return(((value/16)*10)+(value%16));}voidDS1302_SetTime(ucharAddress,ucharvalue)//ÉèÖÃʱ¼äº¯Êý{DS1302_SetProtect(0);Write_DS1302(Address,tran_input(value));}voidInit_DS1302(void)//³õʼ»¯Ð¾Æ¬{uinti;for(i=0;i5000;i++);//³õʼ»¯Ð¾Æ¬±ØÐèÑÓʱ£¬Ê±¼ä¿ÉÒÔ×ÔÐÐÉ趨¡£ucharSecond=Read_DS1302(0x81);//Èç¹û¶ÁÈ¡µÄÃëÊý´óÓÚ60Ã뽫ÃëÉèΪ1Ã룬CHλֻҪΪ1£¬¶Á³öµÄÃëÊý¿Ï¶¨´óÓÚ60¡£if(Second0x60){DS1302_SetTime(0x8c,11);//ÉèÖÃÄêֻȡºó2λDS1302_SetTime(0x88,11);//ÉèÖÃÔÂDS1302_SetTime(0x86,3);//ÉèÖÃÈÕDS1302_SetTime(0x84,18);//ÉèÖÃʱDS1302_SetTime(0x82,53);//ÉèÖ÷ÖDS1302_SetTime(0x80,0);//ÉèÖÃÃëDS1302_SetTime(0x8a,4);//ÉèÖÃÐÇÆÚWrite_DS1302(0x90,0xa5);//ÉèÖóäµç}}voidhqtm()//¶Á1302ʱ¼ä{nian=Tran_Output((Read_DS1302(0x8d)));//Äꡡֻȡºó2λyue=Tran_Output((Read_DS1302(0x89)));//ÔÂri=Tran_Output((Read_DS1302(0x87)));//ÈÕshi=Tran_Output((Read_DS1302(0x85)));//ʱfen=Tran_Output((Read_DS1302(0x83)));//·Ömiao=Tran_Output((Read_DS1302(0x81)));//Ãëxingqi=Tran_Output((Read_DS1302(0x8b)));//ÐÇÆÚ}sjsd()//É趨ʱ¼äÒ»¸ö¶þ¼«¹Ü¼Ó2Kµç×è³äµç¡£{DS1302_SetTime(0x8c,nian);//ÉèÖÃÄêֻȡºó2λDS1302_SetTime(0x88,yue);//ÉèÖÃÔÂDS1302_SetTime(0x86,ri);//ÉèÖÃÈÕDS1302_SetTime(0x84,shi);//ÉèÖÃʱDS1302_SetTime(0x82,fen);//ÉèÖ÷ÖDS1302_SetTime(0x80,miao);//ÉèÖÃÃëDS1302_SetTime(0x8a,xingqi);//ÉèÖÃÐÇÆÚWrite_DS1302(0x90,0xa5);//ÉèÖóäµç}#endif